nv50_ir_lowering_nvc0.cpp revision b1d74e9486d7233412e4aa7bc07a1efbb72e768e
1d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller/* 2d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * Copyright 2011 Christoph Bumiller 3d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * 4d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * Permission is hereby granted, free of charge, to any person obtaining a 5d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * copy of this software and associated documentation files (the "Software"), 6d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * to deal in the Software without restriction, including without limitation 7d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * and/or sell copies of the Software, and to permit persons to whom the 9d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * Software is furnished to do so, subject to the following conditions: 10d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * 11d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * The above copyright notice and this permission notice shall be included in 12d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * all copies or substantial portions of the Software. 13d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * 14d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 173d8d5b298a268b119d840bc9bae0ee9e0c9244a9Kenneth Graunke * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 183d8d5b298a268b119d840bc9bae0ee9e0c9244a9Kenneth Graunke * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 193d8d5b298a268b119d840bc9bae0ee9e0c9244a9Kenneth Graunke * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 203d8d5b298a268b119d840bc9bae0ee9e0c9244a9Kenneth Graunke * OTHER DEALINGS IN THE SOFTWARE. 21d2d19ea51fa3575a8d014a69a9b835c335728817Christoph Bumiller */ 2257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 235eb7ff1175a644ffe3b0f1a75cb235400355f9fbJohannes Obermayr#include "codegen/nv50_ir.h" 245eb7ff1175a644ffe3b0f1a75cb235400355f9fbJohannes Obermayr#include "codegen/nv50_ir_build_util.h" 2557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 265eb7ff1175a644ffe3b0f1a75cb235400355f9fbJohannes Obermayr#include "codegen/nv50_ir_target_nvc0.h" 273723ff52237194995d4f9f9fb5d66fb80110889eBen Skeggs#include "codegen/nv50_ir_lowering_nvc0.h" 2857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 2900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller#include <limits> 3000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 3157594065c30feec9376be9b2132659f7d87362eeChristoph Bumillernamespace nv50_ir { 3257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 3357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller#define QOP_ADD 0 3457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller#define QOP_SUBR 1 3557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller#define QOP_SUB 2 3657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller#define QOP_MOV2 3 3757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 38717f55d79d9709a31e0f85a87f076ac13446701dChristoph Bumiller// UL UR LL LR 3957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller#define QUADOP(q, r, s, t) \ 40717f55d79d9709a31e0f85a87f076ac13446701dChristoph Bumiller ((QOP_##q << 6) | (QOP_##r << 4) | \ 41717f55d79d9709a31e0f85a87f076ac13446701dChristoph Bumiller (QOP_##s << 2) | (QOP_##t << 0)) 4257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 4357594065c30feec9376be9b2132659f7d87362eeChristoph Bumillervoid 4457594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizeSSA::handleDIV(Instruction *i) 4557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 4657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller FlowInstruction *call; 4757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller int builtin; 4857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *def[2]; 4957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 5057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.setPosition(i, false); 5157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller def[0] = bld.mkMovToReg(0, i->getSrc(0))->getDef(0); 5257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller def[1] = bld.mkMovToReg(1, i->getSrc(1))->getDef(0); 5357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller switch (i->dType) { 5457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case TYPE_U32: builtin = NVC0_BUILTIN_DIV_U32; break; 5557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case TYPE_S32: builtin = NVC0_BUILTIN_DIV_S32; break; 5657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller default: 5757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return; 5857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 5957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller call = bld.mkFlow(OP_CALL, NULL, CC_ALWAYS, NULL); 6057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkMov(i->getDef(0), def[(i->op == OP_DIV) ? 0 : 1]); 6157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkClobber(FILE_GPR, (i->op == OP_DIV) ? 0xe : 0xd, 2); 6257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkClobber(FILE_PREDICATE, (i->dType == TYPE_S32) ? 0xf : 0x3, 0); 6357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 6457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller call->fixed = 1; 6557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller call->absolute = call->builtin = 1; 6657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller call->target.builtin = builtin; 6757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller delete_Instruction(prog, i); 6857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 6957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 7057594065c30feec9376be9b2132659f7d87362eeChristoph Bumillervoid 7157594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizeSSA::handleRCPRSQ(Instruction *i) 7257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 73b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin assert(i->dType == TYPE_F64); 74b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // There are instructions that will compute the high 32 bits of the 64-bit 75b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // float. We will just stick 0 in the bottom 32 bits. 76b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin 77b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.setPosition(i, false); 78b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin 79b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // 1. Take the source and it up. 80b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin Value *src[2], *dst[2], *def = i->getDef(0); 81b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.mkSplit(src, 4, i->getSrc(0)); 82b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin 83b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // 2. We don't care about the low 32 bits of the destination. Stick a 0 in. 84b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin dst[0] = bld.loadImm(NULL, 0); 85b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin dst[1] = bld.getSSA(); 86b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin 87b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // 3. The new version of the instruction takes the high 32 bits of the 88b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // source and outputs the high 32 bits of the destination. 89b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin i->setSrc(0, src[1]); 90b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin i->setDef(0, dst[1]); 91b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin i->setType(TYPE_F32); 92b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin i->subOp = NV50_IR_SUBOP_RCPRSQ_64H; 93b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin 94b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin // 4. Recombine the two dst pieces back into the original destination. 95b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.setPosition(i, true); 96b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.mkOp2(OP_MERGE, TYPE_U64, def, dst[0], dst[1]); 9757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 9857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 996fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkinvoid 1006fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia MirkinNVC0LegalizeSSA::handleFTZ(Instruction *i) 1016fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin{ 1026fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin // Only want to flush float inputs 103d1eea18a595a468dbc2267a8d14197a3b1a5a4b6Ilia Mirkin assert(i->sType == TYPE_F32); 1046fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin 1056fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin // If we're already flushing denorms (and NaN's) to zero, no need for this. 1066fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin if (i->dnz) 1076fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin return; 1086fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin 1096fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin // Only certain classes of operations can flush 1106fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin OpClass cls = prog->getTarget()->getOpClass(i->op); 1116fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin if (cls != OPCLASS_ARITH && cls != OPCLASS_COMPARE && 1126fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin cls != OPCLASS_CONVERT) 1136fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin return; 1146fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin 1156fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin i->ftz = true; 1166fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin} 1176fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin 11857594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 11957594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizeSSA::visit(Function *fn) 12057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 12157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.setProgram(fn->getProgram()); 12257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 12357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 12457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 12557594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 12657594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizeSSA::visit(BasicBlock *bb) 12757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 12857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *next; 12957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (Instruction *i = bb->getEntry(); i; i = next) { 13057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller next = i->next; 131d1eea18a595a468dbc2267a8d14197a3b1a5a4b6Ilia Mirkin if (i->sType == TYPE_F32) { 1326fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin if (prog->getType() != Program::TYPE_COMPUTE) 1336fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin handleFTZ(i); 13457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller continue; 1356fe0d4f0354418c6e68dd352996e9891ddd4dfd6Ilia Mirkin } 13657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller switch (i->op) { 13757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_DIV: 13857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_MOD: 13957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller handleDIV(i); 14057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 14157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_RCP: 14257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_RSQ: 14357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (i->dType == TYPE_F64) 14457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller handleRCPRSQ(i); 14557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 14657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller default: 14757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 14857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 14957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 15057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 15157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 15257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 153e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph BumillerNVC0LegalizePostRA::NVC0LegalizePostRA(const Program *prog) 15474be77a99e1196d07ebd941aee24313f7aa123c9Vinson Lee : rZero(NULL), 15574be77a99e1196d07ebd941aee24313f7aa123c9Vinson Lee carry(NULL), 156ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin pOne(NULL), 15774be77a99e1196d07ebd941aee24313f7aa123c9Vinson Lee needTexBar(prog->getTarget()->getChipset() >= 0xe0) 158e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller{ 159e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller} 160e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller 16157594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 16200fe442253744c4c4e7e68da44d6983da053968bChristoph BumillerNVC0LegalizePostRA::insnDominatedBy(const Instruction *later, 16300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller const Instruction *early) const 16400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller{ 16500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (early->bb == later->bb) 16600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller return early->serial < later->serial; 16700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller return later->bb->dominatedBy(early->bb); 16800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller} 16900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 17000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumillervoid 17140c224a573f2b763046001e622aafca90f68c693Christoph BumillerNVC0LegalizePostRA::addTexUse(std::list<TexUse> &uses, 172a2af42c1d2dc91f4c31e25ff9fff15a89a9b6eadIlia Mirkin Instruction *usei, const Instruction *texi) 17340c224a573f2b763046001e622aafca90f68c693Christoph Bumiller{ 17440c224a573f2b763046001e622aafca90f68c693Christoph Bumiller bool add = true; 17540c224a573f2b763046001e622aafca90f68c693Christoph Bumiller for (std::list<TexUse>::iterator it = uses.begin(); 17640c224a573f2b763046001e622aafca90f68c693Christoph Bumiller it != uses.end();) { 17740c224a573f2b763046001e622aafca90f68c693Christoph Bumiller if (insnDominatedBy(usei, it->insn)) { 17840c224a573f2b763046001e622aafca90f68c693Christoph Bumiller add = false; 17940c224a573f2b763046001e622aafca90f68c693Christoph Bumiller break; 18040c224a573f2b763046001e622aafca90f68c693Christoph Bumiller } 18140c224a573f2b763046001e622aafca90f68c693Christoph Bumiller if (insnDominatedBy(it->insn, usei)) 18240c224a573f2b763046001e622aafca90f68c693Christoph Bumiller it = uses.erase(it); 18340c224a573f2b763046001e622aafca90f68c693Christoph Bumiller else 18440c224a573f2b763046001e622aafca90f68c693Christoph Bumiller ++it; 18540c224a573f2b763046001e622aafca90f68c693Christoph Bumiller } 18640c224a573f2b763046001e622aafca90f68c693Christoph Bumiller if (add) 187a2af42c1d2dc91f4c31e25ff9fff15a89a9b6eadIlia Mirkin uses.push_back(TexUse(usei, texi)); 18840c224a573f2b763046001e622aafca90f68c693Christoph Bumiller} 18940c224a573f2b763046001e622aafca90f68c693Christoph Bumiller 1907752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin// While it might be tempting to use the an algorithm that just looks at tex 1917752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin// uses, not all texture results are guaranteed to be used on all paths. In 1927752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin// the case where along some control flow path a texture result is never used, 1937752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin// we might reuse that register for something else, creating a 1947752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin// write-after-write hazard. So we have to manually look through all 1957752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin// instructions looking for ones that reference the registers in question. 19640c224a573f2b763046001e622aafca90f68c693Christoph Bumillervoid 1977752bbc44e78e982de3cd4c34862adc38a338234Ilia MirkinNVC0LegalizePostRA::findFirstUses( 1987752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin Instruction *texi, std::list<TexUse> &uses) 19940c224a573f2b763046001e622aafca90f68c693Christoph Bumiller{ 2007752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin int minGPR = texi->def(0).rep()->reg.data.id; 2017752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin int maxGPR = minGPR + texi->def(0).rep()->reg.size / 4 - 1; 20240c224a573f2b763046001e622aafca90f68c693Christoph Bumiller 2037752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin unordered_set<const BasicBlock *> visited; 2047752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin findFirstUsesBB(minGPR, maxGPR, texi->next, texi, uses, visited); 20540c224a573f2b763046001e622aafca90f68c693Christoph Bumiller} 20640c224a573f2b763046001e622aafca90f68c693Christoph Bumiller 20740c224a573f2b763046001e622aafca90f68c693Christoph Bumillervoid 2087752bbc44e78e982de3cd4c34862adc38a338234Ilia MirkinNVC0LegalizePostRA::findFirstUsesBB( 2097752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin int minGPR, int maxGPR, Instruction *start, 2107752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin const Instruction *texi, std::list<TexUse> &uses, 2117752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin unordered_set<const BasicBlock *> &visited) 21200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller{ 2137752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin const BasicBlock *bb = start->bb; 2147752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin 2157752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin // We don't process the whole bb the first time around. This is correct, 2167752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin // however we might be in a loop and hit this BB again, and need to process 2177752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin // the full thing. So only mark a bb as visited if we processed it from the 2187752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin // beginning. 2197752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin if (start == bb->getEntry()) { 2207752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin if (visited.find(bb) != visited.end()) 2217752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin return; 2227752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin visited.insert(bb); 2237752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin } 2247752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin 2257752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin for (Instruction *insn = start; insn != bb->getExit(); insn = insn->next) { 2267752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin if (insn->isNop()) 2277752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin continue; 2287752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin 2297752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin for (int d = 0; insn->defExists(d); ++d) { 2307752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin if (insn->def(d).getFile() != FILE_GPR || 2317752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin insn->def(d).rep()->reg.data.id < minGPR || 2327752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin insn->def(d).rep()->reg.data.id > maxGPR) 233c4bb436f7660c951cd27e52660cf825da68793e5Ilia Mirkin continue; 2347752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin addTexUse(uses, insn, texi); 2357752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin return; 2367752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin } 237c4bb436f7660c951cd27e52660cf825da68793e5Ilia Mirkin 2387752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin for (int s = 0; insn->srcExists(s); ++s) { 2397752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin if (insn->src(s).getFile() != FILE_GPR || 2407752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin insn->src(s).rep()->reg.data.id < minGPR || 2417752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin insn->src(s).rep()->reg.data.id > maxGPR) 2427752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin continue; 2437752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin addTexUse(uses, insn, texi); 2447752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin return; 24500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 24600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 2477752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin 2487752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin for (Graph::EdgeIterator ei = bb->cfg.outgoing(); !ei.end(); ei.next()) { 2497752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin findFirstUsesBB(minGPR, maxGPR, BasicBlock::get(ei.getNode())->getEntry(), 2507752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin texi, uses, visited); 2517752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin } 25200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller} 25300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 25400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// Texture barriers: 25500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// This pass is a bit long and ugly and can probably be optimized. 25600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// 25700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// 1. obtain a list of TEXes and their outputs' first use(s) 25800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// 2. calculate the barrier level of each first use (minimal number of TEXes, 25900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// over all paths, between the TEX and the use in question) 26000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// 3. for each barrier, if all paths from the source TEX to that barrier 26100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller// contain a barrier of lesser level, it can be culled 26200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumillerbool 26300fe442253744c4c4e7e68da44d6983da053968bChristoph BumillerNVC0LegalizePostRA::insertTextureBarriers(Function *fn) 26400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller{ 26500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::list<TexUse> *uses; 26600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::vector<Instruction *> texes; 26700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::vector<int> bbFirstTex; 26800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::vector<int> bbFirstUse; 26900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::vector<int> texCounts; 27000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::vector<TexUse> useVec; 27100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller ArrayList insns; 27200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 27300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller fn->orderInstructions(insns); 27400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 27500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller texCounts.resize(fn->allBBlocks.getSize(), 0); 27600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bbFirstTex.resize(fn->allBBlocks.getSize(), insns.getSize()); 27700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bbFirstUse.resize(fn->allBBlocks.getSize(), insns.getSize()); 27800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 27900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // tag BB CFG nodes by their id for later 28000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (ArrayList::Iterator i = fn->allBBlocks.iterator(); !i.end(); i.next()) { 28100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *bb = reinterpret_cast<BasicBlock *>(i.get()); 28200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (bb) 28300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bb->cfg.tag = bb->getId(); 28400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 28500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 28600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // gather the first uses for each TEX 28700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (int i = 0; i < insns.getSize(); ++i) { 28800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Instruction *tex = reinterpret_cast<Instruction *>(insns.get(i)); 28900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (isTextureOp(tex->op)) { 29000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller texes.push_back(tex); 29100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (!texCounts.at(tex->bb->getId())) 29200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bbFirstTex[tex->bb->getId()] = texes.size() - 1; 29300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller texCounts[tex->bb->getId()]++; 29400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 29500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 29600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller insns.clear(); 29700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (texes.empty()) 29800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller return false; 29900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller uses = new std::list<TexUse>[texes.size()]; 30000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (!uses) 30100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller return false; 302c4bb436f7660c951cd27e52660cf825da68793e5Ilia Mirkin for (size_t i = 0; i < texes.size(); ++i) { 3037752bbc44e78e982de3cd4c34862adc38a338234Ilia Mirkin findFirstUses(texes[i], uses[i]); 304c4bb436f7660c951cd27e52660cf825da68793e5Ilia Mirkin } 30500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 30600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // determine the barrier level at each use 30700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (size_t i = 0; i < texes.size(); ++i) { 30800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (std::list<TexUse>::iterator u = uses[i].begin(); u != uses[i].end(); 30900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller ++u) { 31000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *tb = texes[i]->bb; 31100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *ub = u->insn->bb; 31200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (tb == ub) { 31300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller u->level = 0; 31400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (size_t j = i + 1; j < texes.size() && 31500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller texes[j]->bb == tb && texes[j]->serial < u->insn->serial; 31600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller ++j) 31700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller u->level++; 31800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } else { 31900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller u->level = fn->cfg.findLightestPathWeight(&tb->cfg, 32000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller &ub->cfg, texCounts); 32100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (u->level < 0) { 32200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller WARN("Failed to find path TEX -> TEXBAR\n"); 32300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller u->level = 0; 32400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller continue; 32500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 32600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // this counted all TEXes in the origin block, correct that 32700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller u->level -= i - bbFirstTex.at(tb->getId()) + 1 /* this TEX */; 32800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // and did not count the TEXes in the destination block, add those 32900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (size_t j = bbFirstTex.at(ub->getId()); j < texes.size() && 33000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller texes[j]->bb == ub && texes[j]->serial < u->insn->serial; 33100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller ++j) 33200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller u->level++; 33300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 33400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller assert(u->level >= 0); 33500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller useVec.push_back(*u); 33600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 33700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 33800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller delete[] uses; 33900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 34000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // insert the barriers 34100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (size_t i = 0; i < useVec.size(); ++i) { 34200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Instruction *prev = useVec[i].insn->prev; 34300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (useVec[i].level < 0) 34400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller continue; 34500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (prev && prev->op == OP_TEXBAR) { 34600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (prev->subOp > useVec[i].level) 34700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller prev->subOp = useVec[i].level; 34800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller prev->setSrc(prev->srcCount(), useVec[i].tex->getDef(0)); 34900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } else { 35000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Instruction *bar = new_Instruction(func, OP_TEXBAR, TYPE_NONE); 35100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bar->fixed = 1; 35200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bar->subOp = useVec[i].level; 35300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // make use explicit to ease latency calculation 35400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller bar->setSrc(bar->srcCount(), useVec[i].tex->getDef(0)); 35500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller useVec[i].insn->bb->insertBefore(useVec[i].insn, bar); 35600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 35700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 35800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 3595966903c28a13f13923de308c5f5116a0d5c8cbdIlia Mirkin if (fn->getProgram()->optLevel < 3) 36000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller return true; 36100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 36200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller std::vector<Limits> limitT, limitB, limitS; // entry, exit, single 36300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 36400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitT.resize(fn->allBBlocks.getSize(), Limits(0, 0)); 36500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitB.resize(fn->allBBlocks.getSize(), Limits(0, 0)); 36600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitS.resize(fn->allBBlocks.getSize()); 36700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 36800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // cull unneeded barriers (should do that earlier, but for simplicity) 36940c224a573f2b763046001e622aafca90f68c693Christoph Bumiller IteratorRef bi = fn->cfg.iteratorCFG(); 37000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // first calculate min/max outstanding TEXes for each BB 37100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (bi->reset(); !bi->end(); bi->next()) { 37200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Graph::Node *n = reinterpret_cast<Graph::Node *>(bi->get()); 37300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *bb = BasicBlock::get(n); 37400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller int min = 0; 37500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller int max = std::numeric_limits<int>::max(); 37600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (Instruction *i = bb->getFirst(); i; i = i->next) { 37700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (isTextureOp(i->op)) { 37800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller min++; 37900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (max < std::numeric_limits<int>::max()) 38000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller max++; 38100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } else 38200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (i->op == OP_TEXBAR) { 38300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller min = MIN2(min, i->subOp); 38400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller max = MIN2(max, i->subOp); 38500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 38600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 38700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // limits when looking at an isolated block 38800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitS[bb->getId()].min = min; 38900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitS[bb->getId()].max = max; 39000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 39100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // propagate the min/max values 39200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (unsigned int l = 0; l <= fn->loopNestingBound; ++l) { 39300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (bi->reset(); !bi->end(); bi->next()) { 39400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Graph::Node *n = reinterpret_cast<Graph::Node *>(bi->get()); 39500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *bb = BasicBlock::get(n); 39600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller const int bbId = bb->getId(); 39700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (Graph::EdgeIterator ei = n->incident(); !ei.end(); ei.next()) { 39800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *in = BasicBlock::get(ei.getNode()); 39900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller const int inId = in->getId(); 40000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitT[bbId].min = MAX2(limitT[bbId].min, limitB[inId].min); 40100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitT[bbId].max = MAX2(limitT[bbId].max, limitB[inId].max); 40200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 40300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // I just hope this is correct ... 40400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (limitS[bbId].max == std::numeric_limits<int>::max()) { 40500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // no barrier 40600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitB[bbId].min = limitT[bbId].min + limitS[bbId].min; 40700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitB[bbId].max = limitT[bbId].max + limitS[bbId].min; 40800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } else { 40900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // block contained a barrier 41000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitB[bbId].min = MIN2(limitS[bbId].max, 41100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitT[bbId].min + limitS[bbId].min); 41200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitB[bbId].max = MIN2(limitS[bbId].max, 41300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller limitT[bbId].max + limitS[bbId].min); 41400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 41500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 41600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 41700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller // finally delete unnecessary barriers 41800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (bi->reset(); !bi->end(); bi->next()) { 41900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Graph::Node *n = reinterpret_cast<Graph::Node *>(bi->get()); 42000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller BasicBlock *bb = BasicBlock::get(n); 42100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Instruction *prev = NULL; 42200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller Instruction *next; 42300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller int max = limitT[bb->getId()].max; 42400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller for (Instruction *i = bb->getFirst(); i; i = next) { 42500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller next = i->next; 42600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (i->op == OP_TEXBAR) { 42700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (i->subOp >= max) { 42800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller delete_Instruction(prog, i); 4297086636358b611a2bb124253e1fe870107e1cecbTiziano Bacocco i = NULL; 43000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } else { 43100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller max = i->subOp; 43200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (prev && prev->op == OP_TEXBAR && prev->subOp >= max) { 43300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller delete_Instruction(prog, prev); 43400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller prev = NULL; 43500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 43600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 43700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } else 43800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (isTextureOp(i->op)) { 43900fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller max++; 44000fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 4417086636358b611a2bb124253e1fe870107e1cecbTiziano Bacocco if (i && !i->isNop()) 44200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller prev = i; 44300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 44400fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller } 44500fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller return true; 44600fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller} 44700fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 44800fe442253744c4c4e7e68da44d6983da053968bChristoph Bumillerbool 44957594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizePostRA::visit(Function *fn) 45057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 45100fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller if (needTexBar) 45200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller insertTextureBarriers(fn); 45300fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller 4543433471e8b46dd9dd042a00f88ef9ad011a94aacChristoph Bumiller rZero = new_LValue(fn, FILE_GPR); 455ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin pOne = new_LValue(fn, FILE_PREDICATE); 45699e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller carry = new_LValue(fn, FILE_FLAGS); 4574506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 4583433471e8b46dd9dd042a00f88ef9ad011a94aacChristoph Bumiller rZero->reg.data.id = prog->getTarget()->getFileSize(FILE_GPR); 45999e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller carry->reg.data.id = 0; 460ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin pOne->reg.data.id = 7; 4614506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 46257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 46357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 46457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 46557594065c30feec9376be9b2132659f7d87362eeChristoph Bumillervoid 46657594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizePostRA::replaceZero(Instruction *i) 46757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 46857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (int s = 0; i->srcExists(s); ++s) { 4694506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (s == 2 && i->op == OP_SUCLAMP) 4704506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller continue; 47157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller ImmediateValue *imm = i->getSrc(s)->asImm(); 472ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin if (imm) { 473ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin if (i->op == OP_SELP && s == 2) { 474ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin i->setSrc(s, pOne); 475ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin if (imm->reg.data.u64 == 0) 476ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin i->src(s).mod = i->src(s).mod ^ Modifier(NV50_IR_MOD_NOT); 477ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin } else if (imm->reg.data.u64 == 0) { 478ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin i->setSrc(s, rZero); 479ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin } 480ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin } 48157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 48257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 48357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 48457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// replace CONT with BRA for single unconditional continue 48557594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 48657594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizePostRA::tryReplaceContWithBra(BasicBlock *bb) 48757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 48857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (bb->cfg.incidentCount() != 2 || bb->getEntry()->op != OP_PRECONT) 48957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return false; 49057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Graph::EdgeIterator ei = bb->cfg.incident(); 49157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (ei.getType() != Graph::Edge::BACK) 49257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller ei.next(); 49357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (ei.getType() != Graph::Edge::BACK) 49457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return false; 49557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller BasicBlock *contBB = BasicBlock::get(ei.getNode()); 49657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 49757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!contBB->getExit() || contBB->getExit()->op != OP_CONT || 49857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller contBB->getExit()->getPredicate()) 49957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return false; 50057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller contBB->getExit()->op = OP_BRA; 50157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bb->remove(bb->getEntry()); // delete PRECONT 50257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 50357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller ei.next(); 50457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller assert(ei.end() || ei.getType() != Graph::Edge::BACK); 50557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 50657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 50757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 50857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// replace branches to join blocks with join ops 50957594065c30feec9376be9b2132659f7d87362eeChristoph Bumillervoid 51057594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizePostRA::propagateJoin(BasicBlock *bb) 51157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 51257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (bb->getEntry()->op != OP_JOIN || bb->getEntry()->asFlow()->limit) 51357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return; 51457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (Graph::EdgeIterator ei = bb->cfg.incident(); !ei.end(); ei.next()) { 51557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller BasicBlock *in = BasicBlock::get(ei.getNode()); 51657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *exit = in->getExit(); 51757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!exit) { 51857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller in->insertTail(new FlowInstruction(func, OP_JOIN, bb)); 51957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // there should always be a terminator instruction 52057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller WARN("inserted missing terminator in BB:%i\n", in->getId()); 52157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else 52257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (exit->op == OP_BRA) { 52357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller exit->op = OP_JOIN; 52457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller exit->asFlow()->limit = 1; // must-not-propagate marker 52557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 52657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 52757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bb->remove(bb->getEntry()); 52857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 52957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 53057594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 53157594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LegalizePostRA::visit(BasicBlock *bb) 53257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 53357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *i, *next; 53457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 53557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // remove pseudo operations and non-fixed no-ops, split 64 bit operations 53657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (i = bb->getFirst(); i; i = next) { 53757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller next = i->next; 53857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (i->op == OP_EMIT || i->op == OP_RESTART) { 53957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!i->getDef(0)->refCount()) 54057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setDef(0, NULL); 5419362d4bc0a03860ec386156cf499e855a9c2d2a5Christoph Bumiller if (i->src(0).getFile() == FILE_IMMEDIATE) 5423433471e8b46dd9dd042a00f88ef9ad011a94aacChristoph Bumiller i->setSrc(0, rZero); // initial value must be 0 54307d3972b4927841bb892af16ff0389f8a241b24cBen Skeggs replaceZero(i); 54457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else 54557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (i->isNop()) { 54657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bb->remove(i); 547313940b03cf7c857143b9e3ec0ab969ce4472c83Ilia Mirkin } else 548313940b03cf7c857143b9e3ec0ab969ce4472c83Ilia Mirkin if (i->op == OP_BAR && i->subOp == NV50_IR_SUBOP_BAR_SYNC && 549313940b03cf7c857143b9e3ec0ab969ce4472c83Ilia Mirkin prog->getType() != Program::TYPE_COMPUTE) { 550313940b03cf7c857143b9e3ec0ab969ce4472c83Ilia Mirkin // It seems like barriers are never required for tessellation since 551313940b03cf7c857143b9e3ec0ab969ce4472c83Ilia Mirkin // the warp size is 32, and there are always at most 32 tcs threads. 552313940b03cf7c857143b9e3ec0ab969ce4472c83Ilia Mirkin bb->remove(i); 55337b67db6ae34fb6586d640a7a1b6232f091dd812Ilia Mirkin } else 55437b67db6ae34fb6586d640a7a1b6232f091dd812Ilia Mirkin if (i->op == OP_LOAD && i->subOp == NV50_IR_SUBOP_LDC_IS) { 55537b67db6ae34fb6586d640a7a1b6232f091dd812Ilia Mirkin int offset = i->src(0).get()->reg.data.offset; 55637b67db6ae34fb6586d640a7a1b6232f091dd812Ilia Mirkin if (abs(offset) > 0x10000) 55737b67db6ae34fb6586d640a7a1b6232f091dd812Ilia Mirkin i->src(0).get()->reg.fileIndex += offset >> 16; 55837b67db6ae34fb6586d640a7a1b6232f091dd812Ilia Mirkin i->src(0).get()->reg.data.offset = (int)(short)offset; 55957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else { 56099e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller // TODO: Move this to before register allocation for operations that 56199e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller // need the $c register ! 56299e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller if (typeSizeof(i->dType) == 8) { 56399e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller Instruction *hi; 56499e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller hi = BuildUtil::split64BitOpPostRA(func, i, rZero, carry); 56599e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller if (hi) 56699e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller next = hi; 56799e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller } 56899e4eba669f13a0dc80880f4f91e2338377c1667Christoph Bumiller 56957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (i->op != OP_MOV && i->op != OP_PFETCH) 57057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller replaceZero(i); 57157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 57257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 57357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!bb->getEntry()) 57457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 57557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 57657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!tryReplaceContWithBra(bb)) 57757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller propagateJoin(bb); 57857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 57957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 58057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 58157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 58257594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::NVC0LoweringPass(Program *prog) : targ(prog->getTarget()) 58357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 58457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.setProgram(prog); 5854506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller gMemBase = NULL; 58657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 58757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 58857594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 58957594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::visit(Function *fn) 59057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 59157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (prog->getType() == Program::TYPE_GEOMETRY) { 59257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller assert(!strncmp(fn->getName(), "MAIN", 4)); 59357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // TODO: when we generate actual functions pass this value along somehow 59457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.setPosition(BasicBlock::get(fn->cfg.getRoot()), false); 59557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller gpEmitAddress = bld.loadImm(NULL, 0)->asLValue(); 5962ec5c8feb331af29548e98b0e78e810bbbc7009eChristoph Bumiller if (fn->cfgExit) { 5972ec5c8feb331af29548e98b0e78e810bbbc7009eChristoph Bumiller bld.setPosition(BasicBlock::get(fn->cfgExit)->getExit(), false); 5982ec5c8feb331af29548e98b0e78e810bbbc7009eChristoph Bumiller bld.mkMovToReg(0, gpEmitAddress); 5992ec5c8feb331af29548e98b0e78e810bbbc7009eChristoph Bumiller } 60057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 60157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 60257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 60357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 60457594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 60557594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::visit(BasicBlock *bb) 60657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 60757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 60857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 60957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 6107a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumillerinline Value * 6117a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph BumillerNVC0LoweringPass::loadTexHandle(Value *ptr, unsigned int slot) 6127a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller{ 613d86933e6f42b9c2f5bb617c66c91795c560a9abdSamuel Pitoiset uint8_t b = prog->driver->io.auxCBSlot; 6147a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller uint32_t off = prog->driver->io.texBindBase + slot * 4; 6157a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller return bld. 6167a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller mkLoadv(TYPE_U32, bld.mkSymbol(FILE_MEMORY_CONST, b, TYPE_U32, off), ptr); 6177a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller} 6187a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller 61957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// move array source to first slot, convert to u16, add indirections 62057594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 62157594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleTEX(TexInstruction *i) 62257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 62337a08ddce54d28f90dc8db8e10792d0759938590Christoph Bumiller const int dim = i->tex.target.getDim() + i->tex.target.isCube(); 62437a08ddce54d28f90dc8db8e10792d0759938590Christoph Bumiller const int arg = i->tex.target.getArgCount(); 6254da54c91d24da891c56957f29274e7821c8254f6Christoph Bumiller const int lyr = arg - (i->tex.target.isMS() ? 2 : 1); 62619ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin const int chipset = prog->getTarget()->getChipset(); 62757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 6286eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin /* Only normalize in the non-explicit derivatives case. For explicit 6296eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin * derivatives, this is handled in handleManualTXD. 6306eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin */ 6316eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin if (i->tex.target.isCube() && i->dPdx[0].get() == NULL) { 6326eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin Value *src[3], *val; 6336eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin int c; 6346eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin for (c = 0; c < 3; ++c) 6356eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin src[c] = bld.mkOp1v(OP_ABS, TYPE_F32, bld.getSSA(), i->getSrc(c)); 6366eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin val = bld.getScratch(); 6376eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin bld.mkOp2(OP_MAX, TYPE_F32, val, src[0], src[1]); 6386eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin bld.mkOp2(OP_MAX, TYPE_F32, val, src[2], val); 6396eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin bld.mkOp1(OP_RCP, TYPE_F32, val, val); 6406eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin for (c = 0; c < 3; ++c) { 6416eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin i->setSrc(c, bld.mkOp2v(OP_MUL, TYPE_F32, bld.getSSA(), 6426eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin i->getSrc(c), val)); 6436eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin } 6446eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin } 6456eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin 646f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // Arguments to the TEX instruction are a little insane. Even though the 647f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // encoding is identical between SM20 and SM30, the arguments mean 648f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // different things between Fermi and Kepler+. A lot of arguments are 649f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // optional based on flags passed to the instruction. This summarizes the 650f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // order of things. 651f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // 652f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // Fermi: 653f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // array/indirect 654f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // coords 655f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // sample 656f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // lod bias 657f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // depth compare 658f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // offsets: 659f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // - tg4: 8 bits each, either 2 (1 offset reg) or 8 (2 offset reg) 660f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // - other: 4 bits each, single reg 661f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // 662f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // Kepler+: 663f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // indirect handle 664f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // array (+ offsets for txd in upper 16 bits) 665f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // coords 666f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // sample 667f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // lod bias 668f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // depth compare 669f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin // offsets (same as fermi, except txd which takes it with array) 6700532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // 6710532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // Maxwell (tex): 6720532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // array 6730532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // coords 6740532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // indirect handle 6750532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // sample 6760532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // lod bias 6770532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // depth compare 6780532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // offsets 6790532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // 6800532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // Maxwell (txd): 6810532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // indirect handle 6820532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // coords 6830532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // array + offsets 6840532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin // derivatives 685f525bd01d1430a5e33f57805f50fe4e89aa86ae8Ilia Mirkin 68619ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin if (chipset >= NVISA_GK104_CHIPSET) { 6877a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller if (i->tex.rIndirectSrc >= 0 || i->tex.sIndirectSrc >= 0) { 688b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin // XXX this ignores tsc, and assumes a 1:1 mapping 689b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin assert(i->tex.rIndirectSrc >= 0); 690b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin Value *hnd = loadTexHandle( 691b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 692b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->getIndirectR(), bld.mkImm(2)), 693b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->tex.r); 694b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->tex.r = 0xff; 695b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->tex.s = 0x1f; 696b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->setIndirectR(hnd); 697b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->setIndirectS(NULL); 69863b850403c90f33c295d3ad6be4ad749d4ea6274Ilia Mirkin } else if (i->tex.r == i->tex.s || i->op == OP_TXF) { 6994506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller i->tex.r += prog->driver->io.texBindBase / 4; 700e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller i->tex.s = 0; // only a single cX[] value possible here 701e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller } else { 7027a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller Value *hnd = bld.getScratch(); 7037a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller Value *rHnd = loadTexHandle(NULL, i->tex.r); 7047a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller Value *sHnd = loadTexHandle(NULL, i->tex.s); 7057a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller 7067a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller bld.mkOp3(OP_INSBF, TYPE_U32, hnd, rHnd, bld.mkImm(0x1400), sHnd); 7077a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller 7087a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller i->tex.r = 0; // not used for indirect tex 7097a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller i->tex.s = 0; 7107a91d3a2a4c4e7851fdb46465224213ce1874c9bChristoph Bumiller i->setIndirectR(hnd); 711e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller } 712e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller if (i->tex.target.isArray()) { 713e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller LValue *layer = new_LValue(func, FILE_GPR); 7144da54c91d24da891c56957f29274e7821c8254f6Christoph Bumiller Value *src = i->getSrc(lyr); 715e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller const int sat = (i->op == OP_TXF) ? 1 : 0; 716e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller DataType sTy = (i->op == OP_TXF) ? TYPE_U32 : TYPE_F32; 717e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller bld.mkCvt(OP_CVT, TYPE_U16, layer, sTy, src)->saturate = sat; 7180532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin if (i->op != OP_TXD || chipset < NVISA_GM107_CHIPSET) { 7190532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin for (int s = dim; s >= 1; --s) 7200532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin i->setSrc(s, i->getSrc(s - 1)); 7210532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin i->setSrc(0, layer); 7220532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin } else { 7230532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin i->setSrc(dim, layer); 7240532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin } 725e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller } 726b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin // Move the indirect reference to the first place 7270532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin if (i->tex.rIndirectSrc >= 0 && ( 7280532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin i->op == OP_TXD || chipset < NVISA_GM107_CHIPSET)) { 729b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin Value *hnd = i->getIndirectR(); 730b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin 731b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->setIndirectR(NULL); 732b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->moveSources(0, 1); 733b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->setSrc(0, hnd); 734b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->tex.rIndirectSrc = 0; 735b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->tex.sIndirectSrc = -1; 736b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin } 737e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller } else 738e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller // (nvc0) generate and move the tsc/tic/array source to the front 73919ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin if (i->tex.target.isArray() || i->tex.rIndirectSrc >= 0 || i->tex.sIndirectSrc >= 0) { 74057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller LValue *src = new_LValue(func, FILE_GPR); // 0xttxsaaaa 74157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 7429807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin Value *ticRel = i->getIndirectR(); 7439807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin Value *tscRel = i->getIndirectS(); 7449807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin 745af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin if (ticRel) { 7469807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin i->setSrc(i->tex.rIndirectSrc, NULL); 747af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin if (i->tex.r) 748af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin ticRel = bld.mkOp2v(OP_ADD, TYPE_U32, bld.getScratch(), 749af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin ticRel, bld.mkImm(i->tex.r)); 750af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin } 751af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin if (tscRel) { 7529807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin i->setSrc(i->tex.sIndirectSrc, NULL); 753af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin if (i->tex.s) 754af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin tscRel = bld.mkOp2v(OP_ADD, TYPE_U32, bld.getScratch(), 755af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin tscRel, bld.mkImm(i->tex.s)); 756af3619e88043ce85560b8220dc16244f8898a926Ilia Mirkin } 7579807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin 7584da54c91d24da891c56957f29274e7821c8254f6Christoph Bumiller Value *arrayIndex = i->tex.target.isArray() ? i->getSrc(lyr) : NULL; 7597d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin if (arrayIndex) { 7607d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin for (int s = dim; s >= 1; --s) 7617d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin i->setSrc(s, i->getSrc(s - 1)); 7627d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin i->setSrc(0, arrayIndex); 7637d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin } else { 7647d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin i->moveSources(0, 1); 7657d98bfedd73d632041d27ff12ccf7c7be74a2dddIlia Mirkin } 76657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 767e4210a42bcfdb19336faa2ad4b807818c71a2982Christoph Bumiller if (arrayIndex) { 768e4210a42bcfdb19336faa2ad4b807818c71a2982Christoph Bumiller int sat = (i->op == OP_TXF) ? 1 : 0; 769e4210a42bcfdb19336faa2ad4b807818c71a2982Christoph Bumiller DataType sTy = (i->op == OP_TXF) ? TYPE_U32 : TYPE_F32; 770e4210a42bcfdb19336faa2ad4b807818c71a2982Christoph Bumiller bld.mkCvt(OP_CVT, TYPE_U16, src, sTy, arrayIndex)->saturate = sat; 771e4210a42bcfdb19336faa2ad4b807818c71a2982Christoph Bumiller } else { 77257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.loadImm(src, 0); 773e4210a42bcfdb19336faa2ad4b807818c71a2982Christoph Bumiller } 77457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 7759807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin if (ticRel) 77657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp3(OP_INSBF, TYPE_U32, src, ticRel, bld.mkImm(0x0917), src); 7779807a8ddaf3d0b6d8bf8b3e7c0b01cc4c7db4f30Ilia Mirkin if (tscRel) 77857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp3(OP_INSBF, TYPE_U32, src, tscRel, bld.mkImm(0x0710), src); 77957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 78057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(0, src); 78157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 78257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 78319ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin // For nvc0, the sample id has to be in the second operand, as the offset 78419ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin // does. Right now we don't know how to pass both in, and this case can't 78519ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin // happen with OpenGL. On nve0, the sample id is part of the texture 78619ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin // coordinate argument. 78719ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin assert(chipset >= NVISA_GK104_CHIPSET || 78819ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin !i->tex.useOffsets || !i->tex.target.isMS()); 78919ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin 790f782d6e792db2ed7773a2d22866dbcdb1e4062eeIlia Mirkin // offset is between lod and dc 79157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (i->tex.useOffsets) { 79257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller int n, c; 79371c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller int s = i->srcCount(0xff, true); 7948aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (i->op != OP_TXD || chipset < NVISA_GK104_CHIPSET) { 7958aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (i->tex.target.isShadow()) 7968aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin s--; 7978aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (i->srcExists(s)) // move potential predicate out of the way 7988aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin i->moveSources(s, 1); 7998aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (i->tex.useOffsets == 4 && i->srcExists(s + 1)) 8008aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin i->moveSources(s + 1, 1); 8018aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } 802f6579e4b17a6010fadb464b5179dea5779c74968Ilia Mirkin if (i->op == OP_TXG) { 803f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin // Either there is 1 offset, which goes into the 2 low bytes of the 804f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin // first source, or there are 4 offsets, which go into 2 sources (8 805f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin // values, 1 byte each). 806f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin Value *offs[2] = {NULL, NULL}; 807f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin for (n = 0; n < i->tex.useOffsets; n++) { 808f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin for (c = 0; c < 2; ++c) { 809f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin if ((n % 2) == 0 && c == 0) 810f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin offs[n / 2] = i->offset[n][c].get(); 811f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin else 812f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin bld.mkOp3(OP_INSBF, TYPE_U32, 813f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin offs[n / 2], 814f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin i->offset[n][c].get(), 815f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin bld.mkImm(0x800 | ((n * 16 + c * 8) % 32)), 816f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin offs[n / 2]); 817f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin } 818f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin } 819f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin i->setSrc(s, offs[0]); 820f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin if (offs[1]) 821f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin i->setSrc(s + 1, offs[1]); 822f6579e4b17a6010fadb464b5179dea5779c74968Ilia Mirkin } else { 823f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin unsigned imm = 0; 824f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin assert(i->tex.useOffsets == 1); 825f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin for (c = 0; c < 3; ++c) { 826f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin ImmediateValue val; 827fb1afd1ea5fd25d82c75c5c3a2aba0bcb53b6d47Ilia Mirkin if (!i->offset[0][c].getImmediate(val)) 828fb1afd1ea5fd25d82c75c5c3a2aba0bcb53b6d47Ilia Mirkin assert(!"non-immediate offset passed to non-TXG"); 829f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin imm |= (val.reg.data.u32 & 0xf) << (c * 4); 830f3aa999383074d666d6e3f3506e66b0c937904caIlia Mirkin } 8318aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (i->op == OP_TXD && chipset >= NVISA_GK104_CHIPSET) { 8328aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin // The offset goes into the upper 16 bits of the array index. So 8338aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin // create it if it's not already there, and INSBF it if it already 8348aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin // is. 835b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin s = (i->tex.rIndirectSrc >= 0) ? 1 : 0; 8360532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin if (chipset >= NVISA_GM107_CHIPSET) 8370532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin s += dim; 8388aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (i->tex.target.isArray()) { 8390532a5fd00cdddda0fd1727fb519cb4312f47e83Ilia Mirkin bld.mkOp3(OP_INSBF, TYPE_U32, i->getSrc(s), 8408aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin bld.loadImm(NULL, imm), bld.mkImm(0xc10), 841b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->getSrc(s)); 8428aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } else { 843b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->moveSources(s, 1); 844b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin i->setSrc(s, bld.loadImm(NULL, imm << 16)); 8458aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } 8468aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } else { 8478aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin i->setSrc(s, bld.loadImm(NULL, imm)); 8488aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } 849f6579e4b17a6010fadb464b5179dea5779c74968Ilia Mirkin } 85057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 85157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 85219ba573a57ff6125a26ff9ae94cf43c36129645fIlia Mirkin if (chipset >= NVISA_GK104_CHIPSET) { 85371c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller // 85471c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller // If TEX requires more than 4 sources, the 2nd register tuple must be 85571c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller // aligned to 4, even if it consists of just a single 4-byte register. 85671c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller // 85771c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller // XXX HACK: We insert 0 sources to avoid the 5 or 6 regs case. 85871c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller // 85971c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller int s = i->srcCount(0xff, true); 86071c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller if (s > 4 && s < 7) { 86171c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller if (i->srcExists(s)) // move potential predicate out of the way 86271c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller i->moveSources(s, 7 - s); 86371c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller while (s < 7) 86471c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller i->setSrc(s++, bld.loadImm(NULL, 0)); 86571c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller } 86671c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller } 86771c1c8a9b89ca1ecca1857c53cd8c648c9c9a871Christoph Bumiller 86857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 86957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 87057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 87157594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 87257594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleManualTXD(TexInstruction *i) 87357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 87457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller static const uint8_t qOps[4][2] = 87557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller { 87657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller { QUADOP(MOV2, ADD, MOV2, ADD), QUADOP(MOV2, MOV2, ADD, ADD) }, // l0 87757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller { QUADOP(SUBR, MOV2, SUBR, MOV2), QUADOP(MOV2, MOV2, ADD, ADD) }, // l1 87857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller { QUADOP(MOV2, ADD, MOV2, ADD), QUADOP(SUBR, SUBR, MOV2, MOV2) }, // l2 87957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller { QUADOP(SUBR, MOV2, SUBR, MOV2), QUADOP(SUBR, SUBR, MOV2, MOV2) }, // l3 88057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller }; 88157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *def[4][4]; 88257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *crd[3]; 88357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *tex; 88457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *zero = bld.loadImm(bld.getSSA(), 0); 88557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller int l, c; 88669e8b476d07544d6ef06414a1a78ce5c04761fdbIlia Mirkin const int dim = i->tex.target.getDim() + i->tex.target.isCube(); 887f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin 888f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin // This function is invoked after handleTEX lowering, so we have to expect 889f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin // the arguments in the order that the hw wants them. For Fermi, array and 890f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin // indirect are both in the leading arg, while for Kepler, array and 891f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin // indirect are separate (and both precede the coordinates). Maxwell is 892f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin // handled in a separate function. 893f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin unsigned array; 894f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin if (targ->getChipset() < NVISA_GK104_CHIPSET) 895f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin array = i->tex.target.isArray() || i->tex.rIndirectSrc >= 0; 896f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin else 897f667d15561820ee9dd8e836d43cce3ee52a4780eIlia Mirkin array = i->tex.target.isArray() + (i->tex.rIndirectSrc >= 0); 89857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 89957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->op = OP_TEX; // no need to clone dPdx/dPdy later 90057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 90157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; c < dim; ++c) 90257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller crd[c] = bld.getScratch(); 90357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 90457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp(OP_QUADON, TYPE_NONE, NULL); 90557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (l = 0; l < 4; ++l) { 9066eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin Value *src[3], *val; 90757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // mov coordinates from lane l to all lanes 90857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; c < dim; ++c) 909afea9bae67208cdb00b27a60c9cb013bf7d6de52Ilia Mirkin bld.mkQuadop(0x00, crd[c], l, i->getSrc(c + array), zero); 91057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // add dPdx from lane l to lanes dx 91157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; c < dim; ++c) 91257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkQuadop(qOps[l][0], crd[c], l, i->dPdx[c].get(), crd[c]); 91357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // add dPdy from lane l to lanes dy 91457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; c < dim; ++c) 91557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkQuadop(qOps[l][1], crd[c], l, i->dPdy[c].get(), crd[c]); 9166eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin // normalize cube coordinates 9176eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin if (i->tex.target.isCube()) { 9186eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin for (c = 0; c < 3; ++c) 9196eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin src[c] = bld.mkOp1v(OP_ABS, TYPE_F32, bld.getSSA(), crd[c]); 9206eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin val = bld.getScratch(); 9216eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin bld.mkOp2(OP_MAX, TYPE_F32, val, src[0], src[1]); 9226eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin bld.mkOp2(OP_MAX, TYPE_F32, val, src[2], val); 9236eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin bld.mkOp1(OP_RCP, TYPE_F32, val, val); 9246eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin for (c = 0; c < 3; ++c) 9256eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin src[c] = bld.mkOp2v(OP_MUL, TYPE_F32, bld.getSSA(), crd[c], val); 9266eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin } else { 9276eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin for (c = 0; c < dim; ++c) 9286eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin src[c] = crd[c]; 9296eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin } 93057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // texture 931a05e6a3fa28168d58a13cfb07f7a664e84b925aeFrancisco Jerez bld.insert(tex = cloneForward(func, i)); 93257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; c < dim; ++c) 9336eeb284e4f74a2fe5ae6cba90f97f219935e24dfIlia Mirkin tex->setSrc(c + array, src[c]); 93457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // save results 93557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; i->defExists(c); ++c) { 93657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *mov; 93757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller def[c][l] = bld.getSSA(); 93857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller mov = bld.mkMov(def[c][l], tex->getDef(c)); 93957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller mov->fixed = 1; 94057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller mov->lanes = 1 << l; 94157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 94257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 94357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp(OP_QUADPOP, TYPE_NONE, NULL); 94457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 94557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (c = 0; i->defExists(c); ++c) { 94657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *u = bld.mkOp(OP_UNION, TYPE_U32, i->getDef(c)); 94757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (l = 0; l < 4; ++l) 94857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller u->setSrc(l, def[c][l]); 94957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 95057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 95157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->bb->remove(i); 95257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 95357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 95457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 95557594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 95657594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleTXD(TexInstruction *txd) 95757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 95869e8b476d07544d6ef06414a1a78ce5c04761fdbIlia Mirkin int dim = txd->tex.target.getDim() + txd->tex.target.isCube(); 9598aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin unsigned arg = txd->tex.target.getArgCount(); 9608aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin unsigned expected_args = arg; 9618aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin const int chipset = prog->getTarget()->getChipset(); 9628aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin 9638aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (chipset >= NVISA_GK104_CHIPSET) { 9648aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (!txd->tex.target.isArray() && txd->tex.useOffsets) 9658aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin expected_args++; 966b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin if (txd->tex.rIndirectSrc >= 0 || txd->tex.sIndirectSrc >= 0) 967b3cbd862242e0ff75584fef706f2b2a3da8e49f2Ilia Mirkin expected_args++; 9688aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } else { 9698aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (txd->tex.useOffsets) 9708aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin expected_args++; 9717f937875c0289c2ffc2dc8306add72d5de7951efIlia Mirkin if (!txd->tex.target.isArray() && ( 9727f937875c0289c2ffc2dc8306add72d5de7951efIlia Mirkin txd->tex.rIndirectSrc >= 0 || txd->tex.sIndirectSrc >= 0)) 9737f937875c0289c2ffc2dc8306add72d5de7951efIlia Mirkin expected_args++; 9748aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin } 9758aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin 9768aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (expected_args > 4 || 9778aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin dim > 2 || 97869e8b476d07544d6ef06414a1a78ce5c04761fdbIlia Mirkin txd->tex.target.isShadow()) 9798aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin txd->op = OP_TEX; 98057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 98157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller handleTEX(txd); 98238a20281fcc2ed244aea0aaa268035533f48a183Christoph Bumiller while (txd->srcExists(arg)) 98357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller ++arg; 98457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 9859c930639d9f6d713ccfd16b390a41a9f584f348cChristoph Bumiller txd->tex.derivAll = true; 9868aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin if (txd->op == OP_TEX) 98757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleManualTXD(txd); 98857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 9898aa34dc9cb1f4b1b17e49da98e54066832afc98eIlia Mirkin assert(arg == expected_args); 99057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller for (int c = 0; c < dim; ++c) { 99138a20281fcc2ed244aea0aaa268035533f48a183Christoph Bumiller txd->setSrc(arg + c * 2 + 0, txd->dPdx[c]); 99238a20281fcc2ed244aea0aaa268035533f48a183Christoph Bumiller txd->setSrc(arg + c * 2 + 1, txd->dPdy[c]); 9939362d4bc0a03860ec386156cf499e855a9c2d2a5Christoph Bumiller txd->dPdx[c].set(NULL); 9949362d4bc0a03860ec386156cf499e855a9c2d2a5Christoph Bumiller txd->dPdy[c].set(NULL); 99557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 9962ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin 9972ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin // In this case we have fewer than 4 "real" arguments, which means that 9982ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin // handleTEX didn't apply any padding. However we have to make sure that 9992ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin // the second "group" of arguments still gets padded up to 4. 10002ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin if (chipset >= NVISA_GK104_CHIPSET) { 10012ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin int s = arg + 2 * dim; 10022ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin if (s >= 4 && s < 7) { 10032ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin if (txd->srcExists(s)) // move potential predicate out of the way 10042ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin txd->moveSources(s, 7 - s); 10052ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin while (s < 7) 10062ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin txd->setSrc(s++, bld.loadImm(NULL, 0)); 10072ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin } 10082ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin } 10092ef3cdb07e42d985103b5a3e930b2bba676e920bIlia Mirkin 101057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 101157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 101257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 101357594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 101430cb66cd745fc793a2349f1d17046c50cd51c558Christoph BumillerNVC0LoweringPass::handleTXQ(TexInstruction *txq) 101530cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumiller{ 10165877a594d54fdd2b3aa329f4d35b3491a7ee8a33Ilia Mirkin const int chipset = prog->getTarget()->getChipset(); 10175877a594d54fdd2b3aa329f4d35b3491a7ee8a33Ilia Mirkin if (chipset >= NVISA_GK104_CHIPSET && txq->tex.rIndirectSrc < 0) 10185877a594d54fdd2b3aa329f4d35b3491a7ee8a33Ilia Mirkin txq->tex.r += prog->driver->io.texBindBase / 4; 10195877a594d54fdd2b3aa329f4d35b3491a7ee8a33Ilia Mirkin 1020346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin if (txq->tex.rIndirectSrc < 0) 102120e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin return true; 102220e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 102320e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin Value *ticRel = txq->getIndirectR(); 102420e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 102520e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->setIndirectS(NULL); 102620e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->tex.sIndirectSrc = -1; 102720e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 1028346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin assert(ticRel); 1029346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin 103020e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin if (chipset < NVISA_GK104_CHIPSET) { 103120e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin LValue *src = new_LValue(func, FILE_GPR); // 0xttxsaaaa 103220e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 1033346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin txq->setSrc(txq->tex.rIndirectSrc, NULL); 1034346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin if (txq->tex.r) 1035346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin ticRel = bld.mkOp2v(OP_ADD, TYPE_U32, bld.getScratch(), 1036346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin ticRel, bld.mkImm(txq->tex.r)); 103720e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 1038346ce0b98832e33d5411200002571b3edea9e2bbIlia Mirkin bld.mkOp2(OP_SHL, TYPE_U32, src, ticRel, bld.mkImm(0x17)); 103920e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 104020e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->moveSources(0, 1); 104120e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->setSrc(0, src); 104220e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin } else { 104320e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin Value *hnd = loadTexHandle( 104420e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 104520e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->getIndirectR(), bld.mkImm(2)), 104620e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->tex.r); 104720e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->tex.r = 0xff; 104820e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin txq->tex.s = 0x1f; 104920e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 1050b346a84e270a50f0a8f1a6e474a51da04dd72f0eIlia Mirkin txq->setIndirectR(NULL); 1051b346a84e270a50f0a8f1a6e474a51da04dd72f0eIlia Mirkin txq->moveSources(0, 1); 1052b346a84e270a50f0a8f1a6e474a51da04dd72f0eIlia Mirkin txq->setSrc(0, hnd); 1053b346a84e270a50f0a8f1a6e474a51da04dd72f0eIlia Mirkin txq->tex.rIndirectSrc = 0; 105420e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin } 105520e484afa4874e87cd18daffd66286bb893cf3fbIlia Mirkin 105630cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumiller return true; 105730cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumiller} 105830cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumiller 105930cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumillerbool 1060423f64e83ab5b1ea7de475ae80300a8408522743Ilia MirkinNVC0LoweringPass::handleTXLQ(TexInstruction *i) 1061423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin{ 1062423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin /* The outputs are inverted compared to what the TGSI instruction 1063423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin * expects. Take that into account in the mask. 1064423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin */ 1065423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin assert((i->tex.mask & ~3) == 0); 1066423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin if (i->tex.mask == 1) 1067423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin i->tex.mask = 2; 1068423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin else if (i->tex.mask == 2) 1069423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin i->tex.mask = 1; 1070423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin handleTEX(i); 1071423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin bld.setPosition(i, true); 1072423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin 1073423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin /* The returned values are not quite what we want: 1074423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin * (a) convert from s16/u16 to f32 1075423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin * (b) multiply by 1/256 1076423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin */ 1077423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin for (int def = 0; def < 2; ++def) { 1078423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin if (!i->defExists(def)) 1079423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin continue; 1080423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin enum DataType type = TYPE_S16; 1081423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin if (i->tex.mask == 2 || def > 0) 1082423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin type = TYPE_U16; 1083423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin bld.mkCvt(OP_CVT, TYPE_F32, i->getDef(def), type, i->getDef(def)); 1084423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin bld.mkOp2(OP_MUL, TYPE_F32, i->getDef(def), 1085423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin i->getDef(def), bld.loadImm(NULL, 1.0f / 256)); 1086423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin } 1087423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin if (i->tex.mask == 3) { 1088423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin LValue *t = new_LValue(func, FILE_GPR); 1089423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin bld.mkMov(t, i->getDef(0)); 1090423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin bld.mkMov(i->getDef(0), i->getDef(1)); 1091423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin bld.mkMov(i->getDef(1), t); 1092423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin } 1093423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin return true; 1094423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin} 1095423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin 1096423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkinbool 10977c47db359e193f21be796df3a7b5d037dd42b28fSamuel PitoisetNVC0LoweringPass::handleBUFQ(Instruction *bufq) 10982c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkin{ 10997c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset bufq->op = OP_MOV; 11007c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset bufq->setSrc(0, loadBufLength32(bufq->getIndirect(0, 1), 11017c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset bufq->getSrc(0)->reg.fileIndex * 16)); 11027c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset bufq->setIndirect(0, 0, NULL); 11037c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset bufq->setIndirect(0, 1, NULL); 11042c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkin return true; 11052c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkin} 11062c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkin 110714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoisetvoid 1108543fb95473e404b7212eea3f00a23dd0d23758d5Samuel PitoisetNVC0LoweringPass::handleSharedATOMNVE4(Instruction *atom) 1109543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset{ 1110543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset assert(atom->src(0).getFile() == FILE_MEMORY_SHARED); 1111543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1112543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset BasicBlock *currBB = atom->bb; 1113543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset BasicBlock *tryLockBB = atom->bb->splitBefore(atom, false); 1114543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset BasicBlock *joinBB = atom->bb->splitAfter(atom); 1115543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset BasicBlock *setAndUnlockBB = new BasicBlock(func); 1116543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset BasicBlock *failLockBB = new BasicBlock(func); 1117543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1118543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.setPosition(currBB, true); 1119543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset assert(!currBB->joinAt); 1120543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset currBB->joinAt = bld.mkFlow(OP_JOINAT, joinBB, CC_ALWAYS, NULL); 1121543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1122543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset CmpInstruction *pred = 1123543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkCmp(OP_SET, CC_EQ, TYPE_U32, bld.getSSA(1, FILE_PREDICATE), 1124543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset TYPE_U32, bld.mkImm(0), bld.mkImm(1)); 1125543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1126543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_BRA, tryLockBB, CC_ALWAYS, NULL); 1127543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset currBB->cfg.attach(&tryLockBB->cfg, Graph::Edge::TREE); 1128543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1129543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.setPosition(tryLockBB, true); 1130543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1131543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset Instruction *ld = 1132543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkLoad(TYPE_U32, atom->getDef(0), 1133543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkSymbol(FILE_MEMORY_SHARED, 0, TYPE_U32, 0), NULL); 1134543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset ld->setDef(1, bld.getSSA(1, FILE_PREDICATE)); 1135543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset ld->subOp = NV50_IR_SUBOP_LOAD_LOCKED; 1136543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1137543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_BRA, setAndUnlockBB, CC_P, ld->getDef(1)); 1138543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_BRA, failLockBB, CC_ALWAYS, NULL); 1139543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset tryLockBB->cfg.attach(&failLockBB->cfg, Graph::Edge::CROSS); 1140543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset tryLockBB->cfg.attach(&setAndUnlockBB->cfg, Graph::Edge::TREE); 1141543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1142543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset tryLockBB->cfg.detach(&joinBB->cfg); 1143543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.remove(atom); 1144543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1145543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.setPosition(setAndUnlockBB, true); 1146543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset Value *stVal; 1147543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset if (atom->subOp == NV50_IR_SUBOP_ATOM_EXCH) { 1148543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset // Read the old value, and write the new one. 1149543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset stVal = atom->getSrc(1); 1150543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset } else if (atom->subOp == NV50_IR_SUBOP_ATOM_CAS) { 1151543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset CmpInstruction *set = 1152543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkCmp(OP_SET, CC_EQ, TYPE_U32, bld.getSSA(), 1153543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset TYPE_U32, ld->getDef(0), atom->getSrc(1)); 1154543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1155543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkCmp(OP_SLCT, CC_NE, TYPE_U32, (stVal = bld.getSSA()), 1156543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset TYPE_U32, atom->getSrc(2), ld->getDef(0), set->getDef(0)); 1157543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset } else { 1158543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset operation op; 1159543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1160543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset switch (atom->subOp) { 1161543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset case NV50_IR_SUBOP_ATOM_ADD: 1162543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset op = OP_ADD; 1163543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset break; 1164543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset case NV50_IR_SUBOP_ATOM_AND: 1165543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset op = OP_AND; 1166543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset break; 1167543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset case NV50_IR_SUBOP_ATOM_OR: 1168543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset op = OP_OR; 1169543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset break; 1170543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset case NV50_IR_SUBOP_ATOM_XOR: 1171543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset op = OP_XOR; 1172543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset break; 1173543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset case NV50_IR_SUBOP_ATOM_MIN: 1174543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset op = OP_MIN; 1175543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset break; 1176543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset case NV50_IR_SUBOP_ATOM_MAX: 1177543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset op = OP_MAX; 1178543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset break; 1179543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset default: 1180543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset assert(0); 1181543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset return; 1182543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset } 1183543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1184543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset stVal = bld.mkOp2v(op, atom->dType, bld.getSSA(), ld->getDef(0), 1185543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset atom->getSrc(1)); 1186543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset } 1187543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1188543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset Instruction *st = 1189543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkStore(OP_STORE, TYPE_U32, 1190543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkSymbol(FILE_MEMORY_SHARED, 0, TYPE_U32, 0), 1191543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset NULL, stVal); 1192543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset st->setDef(0, pred->getDef(0)); 1193543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset st->subOp = NV50_IR_SUBOP_STORE_UNLOCKED; 1194543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1195543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_BRA, failLockBB, CC_ALWAYS, NULL); 1196543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset setAndUnlockBB->cfg.attach(&failLockBB->cfg, Graph::Edge::TREE); 1197543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1198543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset // Lock until the store has not been performed. 1199543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.setPosition(failLockBB, true); 1200543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_BRA, tryLockBB, CC_NOT_P, pred->getDef(0)); 1201543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_BRA, joinBB, CC_ALWAYS, NULL); 1202543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset failLockBB->cfg.attach(&tryLockBB->cfg, Graph::Edge::BACK); 1203543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset failLockBB->cfg.attach(&joinBB->cfg, Graph::Edge::TREE); 1204543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1205543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.setPosition(joinBB, false); 1206543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset bld.mkFlow(OP_JOIN, NULL, CC_ALWAYS, NULL)->fixed = 1; 1207543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset} 1208543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset 1209543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoisetvoid 121014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel PitoisetNVC0LoweringPass::handleSharedATOM(Instruction *atom) 121114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset{ 121214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset assert(atom->src(0).getFile() == FILE_MEMORY_SHARED); 121314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 121414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset BasicBlock *currBB = atom->bb; 121514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset BasicBlock *tryLockAndSetBB = atom->bb->splitBefore(atom, false); 121614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset BasicBlock *joinBB = atom->bb->splitAfter(atom); 121714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 121814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.setPosition(currBB, true); 121914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset assert(!currBB->joinAt); 122014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset currBB->joinAt = bld.mkFlow(OP_JOINAT, joinBB, CC_ALWAYS, NULL); 122114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 122214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkFlow(OP_BRA, tryLockAndSetBB, CC_ALWAYS, NULL); 122314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset currBB->cfg.attach(&tryLockAndSetBB->cfg, Graph::Edge::TREE); 122414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 122514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.setPosition(tryLockAndSetBB, true); 122614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 122714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset Instruction *ld = 122814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkLoad(TYPE_U32, atom->getDef(0), 122914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkSymbol(FILE_MEMORY_SHARED, 0, TYPE_U32, 0), NULL); 123014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset ld->setDef(1, bld.getSSA(1, FILE_PREDICATE)); 123114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset ld->subOp = NV50_IR_SUBOP_LOAD_LOCKED; 123214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 123314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset Value *stVal; 123414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset if (atom->subOp == NV50_IR_SUBOP_ATOM_EXCH) { 123514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset // Read the old value, and write the new one. 123614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset stVal = atom->getSrc(1); 123714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset } else if (atom->subOp == NV50_IR_SUBOP_ATOM_CAS) { 123814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset CmpInstruction *set = 123914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkCmp(OP_SET, CC_EQ, TYPE_U32, bld.getSSA(1, FILE_PREDICATE), 124014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset TYPE_U32, ld->getDef(0), atom->getSrc(1)); 124114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset set->setPredicate(CC_P, ld->getDef(1)); 124214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 12436526225f888a08b301e8c39ec70b4e739081e490Samuel Pitoiset Instruction *selp = 12446526225f888a08b301e8c39ec70b4e739081e490Samuel Pitoiset bld.mkOp3(OP_SELP, TYPE_U32, bld.getSSA(), ld->getDef(0), 12456526225f888a08b301e8c39ec70b4e739081e490Samuel Pitoiset atom->getSrc(2), set->getDef(0)); 12466526225f888a08b301e8c39ec70b4e739081e490Samuel Pitoiset selp->src(2).mod = Modifier(NV50_IR_MOD_NOT); 124714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset selp->setPredicate(CC_P, ld->getDef(1)); 124814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 124914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset stVal = selp->getDef(0); 125014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset } else { 125114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset operation op; 125214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 125314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset switch (atom->subOp) { 125414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset case NV50_IR_SUBOP_ATOM_ADD: 125514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset op = OP_ADD; 125614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset break; 125714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset case NV50_IR_SUBOP_ATOM_AND: 125814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset op = OP_AND; 125914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset break; 126014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset case NV50_IR_SUBOP_ATOM_OR: 126114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset op = OP_OR; 126214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset break; 126314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset case NV50_IR_SUBOP_ATOM_XOR: 126414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset op = OP_XOR; 126514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset break; 126614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset case NV50_IR_SUBOP_ATOM_MIN: 126714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset op = OP_MIN; 126814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset break; 126914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset case NV50_IR_SUBOP_ATOM_MAX: 127014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset op = OP_MAX; 127114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset break; 127214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset default: 127314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset assert(0); 1274e05492fd7f0e1a9454482a9174f5870b8cb5a41eSamuel Pitoiset return; 127514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset } 127614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 127714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset Instruction *i = 127814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkOp2(op, atom->dType, bld.getSSA(), ld->getDef(0), 127914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset atom->getSrc(1)); 128014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset i->setPredicate(CC_P, ld->getDef(1)); 128114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 128214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset stVal = i->getDef(0); 128314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset } 128414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 128514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset Instruction *st = 128614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkStore(OP_STORE, TYPE_U32, 128714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkSymbol(FILE_MEMORY_SHARED, 0, TYPE_U32, 0), 128814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset NULL, stVal); 128914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset st->setPredicate(CC_P, ld->getDef(1)); 129014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset st->subOp = NV50_IR_SUBOP_STORE_UNLOCKED; 129114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 129214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset // Loop until the lock is acquired. 129314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkFlow(OP_BRA, tryLockAndSetBB, CC_NOT_P, ld->getDef(1)); 129414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset tryLockAndSetBB->cfg.attach(&tryLockAndSetBB->cfg, Graph::Edge::BACK); 129514a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset tryLockAndSetBB->cfg.attach(&joinBB->cfg, Graph::Edge::CROSS); 129614a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkFlow(OP_BRA, joinBB, CC_ALWAYS, NULL); 129714a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 129814a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.remove(atom); 129914a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 130014a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.setPosition(joinBB, false); 130114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset bld.mkFlow(OP_JOIN, NULL, CC_ALWAYS, NULL)->fixed = 1; 130214a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset} 130314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 13042c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkinbool 1305c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph BumillerNVC0LoweringPass::handleATOM(Instruction *atom) 1306c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller{ 1307c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller SVSemantic sv; 13087b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin Value *ptr = atom->getIndirect(0, 0), *ind = atom->getIndirect(0, 1), *base; 1309c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller 1310c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller switch (atom->src(0).getFile()) { 1311c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller case FILE_MEMORY_LOCAL: 1312c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller sv = SV_LBASE; 1313c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller break; 1314c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller case FILE_MEMORY_SHARED: 1315839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset // For Fermi/Kepler, we have to use ld lock/st unlock to perform atomic 1316839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset // operations on shared memory. For Maxwell, ATOMS is enough. 1317839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset if (targ->getChipset() < NVISA_GK104_CHIPSET) 1318543fb95473e404b7212eea3f00a23dd0d23758d5Samuel Pitoiset handleSharedATOM(atom); 1319839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset else if (targ->getChipset() < NVISA_GM107_CHIPSET) 1320839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset handleSharedATOMNVE4(atom); 132114a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset return true; 1322c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller default: 132361d52a5fb9379eede3bf68b011f9477176341ee9Hans de Goede assert(atom->src(0).getFile() == FILE_MEMORY_BUFFER); 1324b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset base = loadBufInfo64(ind, atom->getSrc(0)->reg.fileIndex * 16); 1325c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin assert(base->reg.size == 8); 1326c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin if (ptr) 1327c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin base = bld.mkOp2v(OP_ADD, TYPE_U64, base, base, ptr); 1328c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin assert(base->reg.size == 8); 1329c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin atom->setIndirect(0, 0, base); 133061d52a5fb9379eede3bf68b011f9477176341ee9Hans de Goede atom->getSrc(0)->reg.file = FILE_MEMORY_GLOBAL; 1331b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin 1332b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin // Harden against out-of-bounds accesses 1333b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin Value *offset = bld.loadImm(NULL, atom->getSrc(0)->reg.data.offset + typeSizeof(atom->sType)); 1334b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin Value *length = loadBufLength32(ind, atom->getSrc(0)->reg.fileIndex * 16); 1335b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin Value *pred = new_LValue(func, FILE_PREDICATE); 1336b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin if (ptr) 1337b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.mkOp2(OP_ADD, TYPE_U32, offset, offset, ptr); 1338b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.mkCmp(OP_SET, CC_GT, TYPE_U32, pred, TYPE_U32, offset, length); 1339b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin atom->setPredicate(CC_NOT_P, pred); 1340b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin if (atom->defExists(0)) { 1341b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin Value *zero, *dst = atom->getDef(0); 1342b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin atom->setDef(0, bld.getSSA()); 1343b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin 1344b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.setPosition(atom, true); 1345b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.mkMov((zero = bld.getSSA()), bld.mkImm(0)) 1346b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin ->setPredicate(CC_P, pred); 1347b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.mkOp2(OP_UNION, TYPE_U32, dst, atom->getDef(0), zero); 1348b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin } 1349b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin 1350c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller return true; 1351c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller } 1352c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin base = 1353c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller bld.mkOp1v(OP_RDSV, TYPE_U32, bld.getScratch(), bld.mkSysVal(sv, 0)); 1354c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller 1355c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller atom->setSrc(0, cloneShallow(func, atom->getSrc(0))); 1356c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller atom->getSrc(0)->reg.file = FILE_MEMORY_GLOBAL; 1357c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller if (ptr) 1358c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller base = bld.mkOp2v(OP_ADD, TYPE_U32, base, base, ptr); 13597b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin atom->setIndirect(0, 1, NULL); 1360c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller atom->setIndirect(0, 0, base); 1361c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller 1362c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller return true; 1363c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller} 1364c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller 136575f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumillerbool 136675f1f852b00ad0d766684d01695322b93a2acd55Christoph BumillerNVC0LoweringPass::handleCasExch(Instruction *cas, bool needCctl) 136775f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller{ 1368839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset if (targ->getChipset() < NVISA_GM107_CHIPSET) { 1369839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset if (cas->src(0).getFile() == FILE_MEMORY_SHARED) { 1370839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset // ATOM_CAS and ATOM_EXCH are handled in handleSharedATOM(). 1371839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset return false; 1372839a469166b9c0b9959620eda85a6481f9efa15fSamuel Pitoiset } 137314a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset } 137414a810e9d0dbf52e547ae6e16a68487d7cb92004Samuel Pitoiset 137575f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller if (cas->subOp != NV50_IR_SUBOP_ATOM_CAS && 137675f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller cas->subOp != NV50_IR_SUBOP_ATOM_EXCH) 137775f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller return false; 137875f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller bld.setPosition(cas, true); 137975f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller 138075f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller if (needCctl) { 138175f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller Instruction *cctl = bld.mkOp1(OP_CCTL, TYPE_NONE, NULL, cas->getSrc(0)); 138275f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller cctl->setIndirect(0, 0, cas->getIndirect(0, 0)); 138375f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller cctl->fixed = 1; 138475f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller cctl->subOp = NV50_IR_SUBOP_CCTL_IV; 138575f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller if (cas->isPredicated()) 138675f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller cctl->setPredicate(cas->cc, cas->getPredicate()); 138775f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller } 138875f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller 1389df043f076464d817a9d88c4c43757e65b6eae3f9Ilia Mirkin if (cas->subOp == NV50_IR_SUBOP_ATOM_CAS) { 139075f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller // CAS is crazy. It's 2nd source is a double reg, and the 3rd source 139175f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller // should be set to the high part of the double reg or bad things will 139275f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller // happen elsewhere in the universe. 139375f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller // Also, it sometimes returns the new value instead of the old one 139475f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller // under mysterious circumstances. 139575f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller Value *dreg = bld.getSSA(8); 139675f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller bld.setPosition(cas, false); 139775f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller bld.mkOp2(OP_MERGE, TYPE_U64, dreg, cas->getSrc(1), cas->getSrc(2)); 139875f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller cas->setSrc(1, dreg); 1399df043f076464d817a9d88c4c43757e65b6eae3f9Ilia Mirkin cas->setSrc(2, dreg); 140075f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller } 140175f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller 140275f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller return true; 140375f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller} 140475f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller 14054506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumillerinline Value * 1406b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadResInfo32(Value *ptr, uint32_t off, uint16_t base) 14074506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller{ 1408d86933e6f42b9c2f5bb617c66c91795c560a9abdSamuel Pitoiset uint8_t b = prog->driver->io.auxCBSlot; 1409b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset off += base; 1410b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 14114506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller return bld. 14124506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller mkLoadv(TYPE_U32, bld.mkSymbol(FILE_MEMORY_CONST, b, TYPE_U32, off), ptr); 14134506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller} 14144506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 14154506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumillerinline Value * 1416b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadResInfo64(Value *ptr, uint32_t off, uint16_t base) 1417c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin{ 1418d86933e6f42b9c2f5bb617c66c91795c560a9abdSamuel Pitoiset uint8_t b = prog->driver->io.auxCBSlot; 1419b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset off += base; 1420c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin 14217b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin if (ptr) 14227b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin ptr = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getScratch(), ptr, bld.mkImm(4)); 14237b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin 1424c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin return bld. 1425c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin mkLoadv(TYPE_U64, bld.mkSymbol(FILE_MEMORY_CONST, b, TYPE_U64, off), ptr); 1426c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin} 1427c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin 1428c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkininline Value * 1429b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadResLength32(Value *ptr, uint32_t off, uint16_t base) 1430c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin{ 1431d86933e6f42b9c2f5bb617c66c91795c560a9abdSamuel Pitoiset uint8_t b = prog->driver->io.auxCBSlot; 1432b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset off += base; 1433c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin 14347b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin if (ptr) 14357b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin ptr = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getScratch(), ptr, bld.mkImm(4)); 14367b9a77b905bda3003dc57efb99879499ebc4ba41Ilia Mirkin 1437c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin return bld. 1438c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin mkLoadv(TYPE_U32, bld.mkSymbol(FILE_MEMORY_CONST, b, TYPE_U64, off + 8), ptr); 1439c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin} 1440c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin 1441c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkininline Value * 1442b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadSuInfo32(Value *ptr, uint32_t off) 1443b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset{ 1444b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset return loadResInfo32(ptr, off, prog->driver->io.suInfoBase); 1445b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset} 1446b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 1447b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoisetinline Value * 1448b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadSuInfo64(Value *ptr, uint32_t off) 1449b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset{ 1450b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset return loadResInfo64(ptr, off, prog->driver->io.suInfoBase); 1451b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset} 1452b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 1453b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoisetinline Value * 1454b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadSuLength32(Value *ptr, uint32_t off) 1455b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset{ 1456b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset return loadResLength32(ptr, off, prog->driver->io.suInfoBase); 1457b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset} 1458b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 1459b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoisetinline Value * 1460b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadBufInfo32(Value *ptr, uint32_t off) 1461b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset{ 1462b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset return loadResInfo32(ptr, off, prog->driver->io.bufInfoBase); 1463b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset} 1464b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 1465b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoisetinline Value * 1466b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadBufInfo64(Value *ptr, uint32_t off) 1467b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset{ 1468b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset return loadResInfo64(ptr, off, prog->driver->io.bufInfoBase); 1469b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset} 1470b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 1471b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoisetinline Value * 1472b8b3af2932039c6105d61f6922157a250ed8b79aSamuel PitoisetNVC0LoweringPass::loadBufLength32(Value *ptr, uint32_t off) 1473b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset{ 1474b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset return loadResLength32(ptr, off, prog->driver->io.bufInfoBase); 1475b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset} 1476b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoiset 1477b8b3af2932039c6105d61f6922157a250ed8b79aSamuel Pitoisetinline Value * 14784f58b78c309db372d408912ca87e88d319b895daSamuel PitoisetNVC0LoweringPass::loadUboInfo32(Value *ptr, uint32_t off) 14794f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset{ 14804f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset return loadResInfo32(ptr, off, prog->driver->io.uboInfoBase); 14814f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset} 14824f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset 14834f58b78c309db372d408912ca87e88d319b895daSamuel Pitoisetinline Value * 14844f58b78c309db372d408912ca87e88d319b895daSamuel PitoisetNVC0LoweringPass::loadUboInfo64(Value *ptr, uint32_t off) 14854f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset{ 14864f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset return loadResInfo64(ptr, off, prog->driver->io.uboInfoBase); 14874f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset} 14884f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset 14894f58b78c309db372d408912ca87e88d319b895daSamuel Pitoisetinline Value * 14904f58b78c309db372d408912ca87e88d319b895daSamuel PitoisetNVC0LoweringPass::loadUboLength32(Value *ptr, uint32_t off) 14914f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset{ 14924f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset return loadResLength32(ptr, off, prog->driver->io.uboInfoBase); 14934f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset} 14944f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset 14954f58b78c309db372d408912ca87e88d319b895daSamuel Pitoisetinline Value * 14964506ed28de7f9d76bbc99c0758a7891b84528729Christoph BumillerNVC0LoweringPass::loadMsInfo32(Value *ptr, uint32_t off) 14974506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller{ 14984506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller uint8_t b = prog->driver->io.msInfoCBSlot; 14994506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller off += prog->driver->io.msInfoBase; 15004506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller return bld. 15014506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller mkLoadv(TYPE_U32, bld.mkSymbol(FILE_MEMORY_CONST, b, TYPE_U32, off), ptr); 15024506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller} 15034506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 15044506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller/* On nvc0, surface info is obtained via the surface binding points passed 15054506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller * to the SULD/SUST instructions. 15064506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller * On nve4, surface info is stored in c[] and is used by various special 15074506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller * instructions, e.g. for clamping coordiantes or generating an address. 15084506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller * They couldn't just have added an equivalent to TIC now, couldn't they ? 15094506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller */ 15104506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_ADDR 0x00 15114506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_FMT 0x04 15124506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_DIM_X 0x08 15134506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_PITCH 0x0c 15144506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_DIM_Y 0x10 15154506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_ARRAY 0x14 15164506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_DIM_Z 0x18 15174506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_UNK1C 0x1c 15184506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_WIDTH 0x20 15194506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_HEIGHT 0x24 15204506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_DEPTH 0x28 15214506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_TARGET 0x2c 15226fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset#define NVE4_SU_INFO_BSIZE 0x30 15234506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_RAW_X 0x34 15244506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_MS_X 0x38 15254506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_MS_Y 0x3c 15264506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 15274506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO__STRIDE 0x40 15284506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 15294506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_DIM(i) (0x08 + (i) * 8) 15304506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_SIZE(i) (0x20 + (i) * 4) 15314506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller#define NVE4_SU_INFO_MS(i) (0x38 + (i) * 4) 15324506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 15334506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumillerstatic inline uint16_t getSuClampSubOp(const TexInstruction *su, int c) 15344506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller{ 15354506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller switch (su->tex.target.getEnum()) { 15364506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_BUFFER: return NV50_IR_SUBOP_SUCLAMP_PL(0, 1); 15374506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_RECT: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15384506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_1D: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15394506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_1D_ARRAY: return (c == 1) ? 15404506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller NV50_IR_SUBOP_SUCLAMP_PL(0, 2) : 15414506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15424506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_2D: return NV50_IR_SUBOP_SUCLAMP_BL(0, 2); 15434506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_2D_MS: return NV50_IR_SUBOP_SUCLAMP_BL(0, 2); 15444506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_2D_ARRAY: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15454506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_2D_MS_ARRAY: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15464506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_3D: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15474506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_CUBE: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15484506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case TEX_TARGET_CUBE_ARRAY: return NV50_IR_SUBOP_SUCLAMP_SD(0, 2); 15494506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller default: 15504506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller assert(0); 15514506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller return 0; 15524506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 15534506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller} 15544506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 15557c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoisetbool 1556d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel PitoisetNVC0LoweringPass::handleSUQ(TexInstruction *suq) 15577c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset{ 1558d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset int dim = suq->tex.target.getDim(); 1559d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset int arg = dim + (suq->tex.target.isArray() || suq->tex.target.isCube()); 1560d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset uint8_t s = prog->driver->io.auxCBSlot; 1561d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset Value *ind = suq->getIndirectR(); 1562d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset uint32_t base; 1563d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset int c; 1564d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1565d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset base = prog->driver->io.suInfoBase + suq->tex.r * NVE4_SU_INFO__STRIDE; 1566d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1567d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset if (ind) 1568d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset ind = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getScratch(), 1569d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset ind, bld.mkImm(6)); 1570d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1571d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset for (c = 0; c < arg; ++c) { 1572d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset if (suq->defExists(c)) { 1573d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset int offset; 1574d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1575d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset if (c == 1 && suq->tex.target == TEX_TARGET_1D_ARRAY) { 1576d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset offset = base + NVE4_SU_INFO_SIZE(2); 1577d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } else { 1578d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset offset = base + NVE4_SU_INFO_SIZE(c); 1579d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } 1580d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset bld.mkLoad(TYPE_U32, suq->getDef(c), 1581d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset bld.mkSymbol(FILE_MEMORY_CONST, s, TYPE_U32, offset), ind); 1582d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } 1583d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } 1584d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1585d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset if (suq->tex.target.isCube()) { 1586d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset if (suq->defExists(2)) { 1587d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset bld.mkOp2(OP_DIV, TYPE_U32, suq->getDef(2), suq->getDef(2), 1588d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset bld.loadImm(NULL, 6)); 1589d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } 1590d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } 1591d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1592d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset if (suq->defExists(3)) { 1593d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset // .w contains the number of samples for multi-sampled images but we 1594d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset // don't support them for now. 1595d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset bld.mkMov(suq->getDef(3), bld.loadImm(NULL, 1)); 1596d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset } 1597d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset 1598d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset bld.remove(suq); 15997c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset return true; 16007c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset} 16017c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset 16024506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumillervoid 16034506ed28de7f9d76bbc99c0758a7891b84528729Christoph BumillerNVC0LoweringPass::adjustCoordinatesMS(TexInstruction *tex) 16044506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller{ 16054506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const uint16_t base = tex->tex.r * NVE4_SU_INFO__STRIDE; 16064506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const int arg = tex->tex.target.getArgCount(); 16074506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16084506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (tex->tex.target == TEX_TARGET_2D_MS) 16094506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller tex->tex.target = TEX_TARGET_2D; 16104506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller else 16114506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (tex->tex.target == TEX_TARGET_2D_MS_ARRAY) 16124506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller tex->tex.target = TEX_TARGET_2D_ARRAY; 16134506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller else 16144506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller return; 16154506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16164506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *x = tex->getSrc(0); 16174506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *y = tex->getSrc(1); 16184506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *s = tex->getSrc(arg - 1); 16194506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16204506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *tx = bld.getSSA(), *ty = bld.getSSA(), *ts = bld.getSSA(); 16215ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset Value *ind = NULL; 16224506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16235ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset if (tex->tex.rIndirectSrc >= 0) { 16245ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset assert(tex->tex.r == 0); 16255ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset // FIXME: out of bounds 16265ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset ind = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 16275ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset tex->getIndirectR(), bld.mkImm(6)); 16285ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset } 16295ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset 16305ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset Value *ms_x = loadSuInfo32(ind, base + NVE4_SU_INFO_MS(0)); 16315ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset Value *ms_y = loadSuInfo32(ind, base + NVE4_SU_INFO_MS(1)); 16324506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16334506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_SHL, TYPE_U32, tx, x, ms_x); 16344506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_SHL, TYPE_U32, ty, y, ms_y); 16354506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16364506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller s = bld.mkOp2v(OP_AND, TYPE_U32, ts, s, bld.loadImm(NULL, 0x7)); 16374506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller s = bld.mkOp2v(OP_SHL, TYPE_U32, ts, ts, bld.mkImm(3)); 16384506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16394506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *dx = loadMsInfo32(ts, 0x0); 16404506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *dy = loadMsInfo32(ts, 0x4); 16414506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16424506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_ADD, TYPE_U32, tx, tx, dx); 16434506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_ADD, TYPE_U32, ty, ty, dy); 16444506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16454506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller tex->setSrc(0, tx); 16464506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller tex->setSrc(1, ty); 16474506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller tex->moveSources(arg, -1); 16484506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller} 16494506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16504506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller// Sets 64-bit "generic address", predicate and format sources for SULD/SUST. 16514506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller// They're computed from the coordinates using the surface info in c[] space. 16524506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumillervoid 16534506ed28de7f9d76bbc99c0758a7891b84528729Christoph BumillerNVC0LoweringPass::processSurfaceCoordsNVE4(TexInstruction *su) 16544506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller{ 16554506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Instruction *insn; 16564506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const bool atom = su->op == OP_SUREDB || su->op == OP_SUREDP; 16574506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const bool raw = 16584506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller su->op == OP_SULDB || su->op == OP_SUSTB || su->op == OP_SUREDB; 16594506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const int idx = su->tex.r; 16604506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const int dim = su->tex.target.getDim(); 1661e478156ed7b57724fd189efd5c4ac42e769f6d04Samuel Pitoiset const int arg = dim + (su->tex.target.isArray() || su->tex.target.isCube()); 16624506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller const uint16_t base = idx * NVE4_SU_INFO__STRIDE; 16634506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller int c; 16644506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *zero = bld.mkImm(0); 16654506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *p1 = NULL; 16664506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *v; 16674506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *src[3]; 16684506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *bf, *eau, *off; 16694506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *addr, *pred; 16705ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset Value *ind = NULL; 16714506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16724506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller off = bld.getScratch(4); 16734506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bf = bld.getScratch(4); 16744506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller addr = bld.getSSA(8); 16754506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller pred = bld.getScratch(1, FILE_PREDICATE); 16764506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16774506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.setPosition(su, false); 16784506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16794506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller adjustCoordinatesMS(su); 16804506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 16815ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset if (su->tex.rIndirectSrc >= 0) { 16825ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset // FIXME: out of bounds 16835ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset assert(su->tex.r == 0); 16845ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset ind = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 16855ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset su->getIndirectR(), bld.mkImm(6)); 16865ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset } 16875ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset 16884506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // calculate clamped coordinates 16894506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller for (c = 0; c < arg; ++c) { 16908b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset int dimc = c; 16918b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset 16928b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset if (c == 1 && su->tex.target == TEX_TARGET_1D_ARRAY) { 16938b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset // The array index is stored in the Z component for 1D arrays. 16948b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset dimc = 2; 16958b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset } 16968b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset 16974506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller src[c] = bld.getScratch(); 16984506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (c == 0 && raw) 16995ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_RAW_X); 17004506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller else 17015ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_DIM(dimc)); 17024506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_SUCLAMP, TYPE_S32, src[c], su->getSrc(c), v, zero) 17038b540db44cd9adadd98d98d184ad9fe5afc4f1acSamuel Pitoiset ->subOp = getSuClampSubOp(su, dimc); 17044506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17054506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller for (; c < 3; ++c) 17064506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller src[c] = zero; 17074506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17084506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // set predicate output 17094506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->tex.target == TEX_TARGET_BUFFER) { 17104506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller src[0]->getInsn()->setFlagsDef(1, pred); 17114506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else 1712e478156ed7b57724fd189efd5c4ac42e769f6d04Samuel Pitoiset if (su->tex.target.isArray() || su->tex.target.isCube()) { 17134506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller p1 = bld.getSSA(1, FILE_PREDICATE); 17144506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller src[dim]->getInsn()->setFlagsDef(1, p1); 17154506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17164506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17174506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // calculate pixel offset 17184506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (dim == 1) { 17194506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->tex.target != TEX_TARGET_BUFFER) 17204506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_AND, TYPE_U32, off, src[0], bld.loadImm(NULL, 0xffff)); 17214506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else 17224506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (dim == 3) { 17235ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_UNK1C); 17244506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_MADSP, TYPE_U32, off, src[2], v, src[1]) 17254506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller ->subOp = NV50_IR_SUBOP_MADSP(4,2,8); // u16l u16l u16l 17264506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17275ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_PITCH); 17284506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_MADSP, TYPE_U32, off, off, v, src[0]) 17294506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller ->subOp = NV50_IR_SUBOP_MADSP(0,2,8); // u32 u16l u16l 17304506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else { 17314506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller assert(dim == 2); 17325ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_PITCH); 17334506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_MADSP, TYPE_U32, off, src[1], v, src[0]) 1734e478156ed7b57724fd189efd5c4ac42e769f6d04Samuel Pitoiset ->subOp = (su->tex.target.isArray() || su->tex.target.isCube()) ? 17354506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller NV50_IR_SUBOP_MADSP_SD : NV50_IR_SUBOP_MADSP(4,2,8); // u16l u16l u16l 17364506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17374506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17384506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // calculate effective address part 1 17394506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->tex.target == TEX_TARGET_BUFFER) { 17404506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (raw) { 17414506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bf = src[0]; 17424506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else { 17435ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_FMT); 17444506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_VSHL, TYPE_U32, bf, src[0], v, zero) 17454506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller ->subOp = NV50_IR_SUBOP_V1(7,6,8|2); 17464506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17474506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else { 17484506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *y = src[1]; 17494506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *z = src[2]; 17504506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller uint16_t subOp = 0; 17514506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17524506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller switch (dim) { 17534506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case 1: 17544506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller y = zero; 17554506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller z = zero; 17564506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller break; 17574506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case 2: 17584506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller z = off; 1759e478156ed7b57724fd189efd5c4ac42e769f6d04Samuel Pitoiset if (!su->tex.target.isArray() && !su->tex.target.isCube()) { 17605ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset z = loadSuInfo32(ind, base + NVE4_SU_INFO_UNK1C); 17614506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller subOp = NV50_IR_SUBOP_SUBFM_3D; 17624506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17634506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller break; 17644506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller default: 17654506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller subOp = NV50_IR_SUBOP_SUBFM_3D; 17664506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller assert(dim == 3); 17674506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller break; 17684506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17694506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller insn = bld.mkOp3(OP_SUBFM, TYPE_U32, bf, src[0], y, z); 17704506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller insn->subOp = subOp; 17714506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller insn->setFlagsDef(1, pred); 17724506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17734506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17744506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // part 2 17755ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_ADDR); 17764506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17774506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->tex.target == TEX_TARGET_BUFFER) { 17784506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller eau = v; 17794506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else { 17804506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller eau = bld.mkOp3v(OP_SUEAU, TYPE_U32, bld.getScratch(4), off, bf, v); 17814506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17824506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // add array layer offset 1783e478156ed7b57724fd189efd5c4ac42e769f6d04Samuel Pitoiset if (su->tex.target.isArray() || su->tex.target.isCube()) { 17845ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset v = loadSuInfo32(ind, base + NVE4_SU_INFO_ARRAY); 17854506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (dim == 1) 17864506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_MADSP, TYPE_U32, eau, src[1], v, eau) 17874506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller ->subOp = NV50_IR_SUBOP_MADSP(4,0,0); // u16 u24 u32 17884506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller else 17894506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_MADSP, TYPE_U32, eau, v, src[2], eau) 17904506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller ->subOp = NV50_IR_SUBOP_MADSP(0,0,0); // u32 u24 u32 17914506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // combine predicates 17924506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller assert(p1); 17934506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_OR, TYPE_U8, pred, pred, p1); 17944506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 17954506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 17964506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (atom) { 17974506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *lo = bf; 17984506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->tex.target == TEX_TARGET_BUFFER) { 17994506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller lo = zero; 18004506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkMov(off, bf); 18014506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 18024506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // bf == g[] address & 0xff 18034506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // eau == g[] address >> 8 18044506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_PERMT, TYPE_U32, bf, lo, bld.loadImm(NULL, 0x6540), eau); 18054506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp3(OP_PERMT, TYPE_U32, eau, zero, bld.loadImm(NULL, 0x0007), eau); 18064506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else 18074506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->op == OP_SULDP && su->tex.target == TEX_TARGET_BUFFER) { 18084506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // Convert from u32 to u8 address format, which is what the library code 18094506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // doing SULDP currently uses. 18104506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // XXX: can SUEAU do this ? 18114506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // XXX: does it matter that we don't mask high bytes in bf ? 18124506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // Grrr. 18134506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_SHR, TYPE_U32, off, bf, bld.mkImm(8)); 18144506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_ADD, TYPE_U32, eau, eau, off); 18154506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 18164506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 18174506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_MERGE, TYPE_U64, addr, bf, eau); 18184506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 18194506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (atom && su->tex.target == TEX_TARGET_BUFFER) 18204506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_ADD, TYPE_U64, addr, addr, off); 18214506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 18224506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // let's just set it 0 for raw access and hope it works 18234506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller v = raw ? 18245ba57144830f5ab9dc8044d3a6fc59dfe16f0dd2Samuel Pitoiset bld.mkImm(0) : loadSuInfo32(ind, base + NVE4_SU_INFO_FMT); 18254506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 18264506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // get rid of old coordinate sources, make space for fmt info and predicate 18274506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller su->moveSources(arg, 3 - arg); 18284506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller // set 64 bit address and 32-bit format sources 18294506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller su->setSrc(0, addr); 18304506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller su->setSrc(1, v); 18314506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller su->setSrc(2, pred); 1832fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset 1833fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset // prevent read fault when the image is not actually bound 1834fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset CmpInstruction *pred1 = 1835fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset bld.mkCmp(OP_SET, CC_EQ, TYPE_U32, bld.getSSA(1, FILE_PREDICATE), 1836fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset TYPE_U32, bld.mkImm(0), 1837fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset loadSuInfo32(ind, base + NVE4_SU_INFO_ADDR)); 18386fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset 18396fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset if (su->tex.format) { 18406fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset const TexInstruction::ImgFormatDesc *format = su->tex.format; 18416fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset int blockwidth = format->bits[0] + format->bits[1] + 18426fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset format->bits[2] + format->bits[3]; 18436fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset 18446fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset if (blockwidth >= 8) { 18456fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset // make sure that the format doesn't mismatch 18466fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset bld.mkCmp(OP_SET_OR, CC_NE, TYPE_U32, pred1->getDef(0), 18476fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset TYPE_U32, bld.loadImm(NULL, blockwidth / 8), 18486fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset loadSuInfo32(ind, base + NVE4_SU_INFO_BSIZE), 18496fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset pred1->getDef(0)); 18506fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset } 18516fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset } 1852fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset su->setPredicate(CC_NOT_P, pred1->getDef(0)); 18536fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset 18546fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset // TODO: initialize def values to 0 when the surface operation is not 18556fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset // performed (not needed for stores). Also, fix the "address bounds test" 18566fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset // subtests from arb_shader_image_load_store-invalid for buffers, because it 18576fc6d548ed66caf4395190718163d964d9c0fe25Samuel Pitoiset // seems like that the predicate is not correctly set by suclamp. 18584506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller} 18594506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 18603ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkinstatic DataType 18613ce80f924d07648040ab08a9cd30588621fb47a1Ilia MirkingetSrcType(const TexInstruction::ImgFormatDesc *t, int c) 18623ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin{ 18633ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin switch (t->type) { 18643ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case FLOAT: return t->bits[c] == 16 ? TYPE_F16 : TYPE_F32; 18653ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case UNORM: return t->bits[c] == 8 ? TYPE_U8 : TYPE_U16; 18663ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case SNORM: return t->bits[c] == 8 ? TYPE_S8 : TYPE_S16; 18673ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case UINT: 18683ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return (t->bits[c] == 8 ? TYPE_U8 : 18693ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin (t->bits[c] == 16 ? TYPE_U16 : TYPE_U32)); 18703ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case SINT: 18713ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return (t->bits[c] == 8 ? TYPE_S8 : 18723ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin (t->bits[c] == 16 ? TYPE_S16 : TYPE_S32)); 18733ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin } 18743ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return TYPE_NONE; 18753ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin} 18763ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 18773ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkinstatic DataType 18783ce80f924d07648040ab08a9cd30588621fb47a1Ilia MirkingetDestType(const ImgType type) { 18793ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin switch (type) { 18803ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case FLOAT: 18813ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case UNORM: 18823ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case SNORM: 18833ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return TYPE_F32; 18843ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case UINT: 18853ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return TYPE_U32; 18863ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin case SINT: 18873ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return TYPE_S32; 18883ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin default: 18893ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin assert(!"Impossible type"); 18903ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin return TYPE_NONE; 18913ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin } 18923ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin} 18933ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 18944506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumillervoid 18953ce80f924d07648040ab08a9cd30588621fb47a1Ilia MirkinNVC0LoweringPass::convertSurfaceFormat(TexInstruction *su) 18964506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller{ 18973ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin const TexInstruction::ImgFormatDesc *format = su->tex.format; 18983ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin int width = format->bits[0] + format->bits[1] + 18993ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin format->bits[2] + format->bits[3]; 19003ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin Value *untypedDst[4] = {}; 19013ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin Value *typedDst[4] = {}; 19023ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19033ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin // We must convert this to a generic load. 19043ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin su->op = OP_SULDB; 19053ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19063ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin su->dType = typeOfSize(width / 8); 19073ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin su->sType = TYPE_U8; 19084506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 19093ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin for (int i = 0; i < width / 32; i++) 19103ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin untypedDst[i] = bld.getSSA(); 19113ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (width < 32) 19123ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin untypedDst[0] = bld.getSSA(); 19133ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19143ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin for (int i = 0; i < 4; i++) { 19153ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin typedDst[i] = su->getDef(i); 19163ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin } 19173ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19183ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin // Set the untyped dsts as the su's destinations 19193ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin for (int i = 0; i < 4; i++) 19203ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin su->setDef(i, untypedDst[i]); 19213ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19223ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.setPosition(su, true); 19233ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19243ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin // Unpack each component into the typed dsts 19253ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin int bits = 0; 19263ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin for (int i = 0; i < 4; bits += format->bits[i], i++) { 19273ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (!typedDst[i]) 19283ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin continue; 19293ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (i >= format->components) { 19303ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (format->type == FLOAT || 19313ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin format->type == UNORM || 19323ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin format->type == SNORM) 19333ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.loadImm(typedDst[i], i == 3 ? 1.0f : 0.0f); 19343ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin else 19353ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.loadImm(typedDst[i], i == 3 ? 1 : 0); 19363ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin continue; 19373ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin } 19383ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19393ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin // Get just that component's data into the relevant place 19403ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (format->bits[i] == 32) 19413ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkMov(typedDst[i], untypedDst[i]); 19423ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin else if (format->bits[i] == 16) 19433ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkCvt(OP_CVT, getDestType(format->type), typedDst[i], 19443ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin getSrcType(format, i), untypedDst[i / 2]) 19453ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin ->subOp = (i & 1) << (format->type == FLOAT ? 0 : 1); 19463ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin else if (format->bits[i] == 8) 19473ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkCvt(OP_CVT, getDestType(format->type), typedDst[i], 19483ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin getSrcType(format, i), untypedDst[0])->subOp = i; 19493ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin else { 19503ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkOp2(OP_EXTBF, TYPE_U32, typedDst[i], untypedDst[bits / 32], 19513ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkImm((bits % 32) | (format->bits[i] << 8))); 19523ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (format->type == UNORM || format->type == SNORM) 19533ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkCvt(OP_CVT, TYPE_F32, typedDst[i], getSrcType(format, i), typedDst[i]); 19543ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin } 19553ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19563ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin // Normalize / convert as necessary 19573ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (format->type == UNORM) 19583ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkOp2(OP_MUL, TYPE_F32, typedDst[i], typedDst[i], bld.loadImm(NULL, 1.0f / ((1 << format->bits[i]) - 1))); 19593ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin else if (format->type == SNORM) 19603ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkOp2(OP_MUL, TYPE_F32, typedDst[i], typedDst[i], bld.loadImm(NULL, 1.0f / ((1 << (format->bits[i] - 1)) - 1))); 19613ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin else if (format->type == FLOAT && format->bits[i] < 16) { 19623ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkOp2(OP_SHL, TYPE_U32, typedDst[i], typedDst[i], bld.loadImm(NULL, 15 - format->bits[i])); 19633ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin bld.mkCvt(OP_CVT, TYPE_F32, typedDst[i], TYPE_F16, typedDst[i]); 19644506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 19654506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 19663ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin} 19673ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19683ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkinvoid 19693ce80f924d07648040ab08a9cd30588621fb47a1Ilia MirkinNVC0LoweringPass::handleSurfaceOpNVE4(TexInstruction *su) 19703ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin{ 19713ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin processSurfaceCoordsNVE4(su); 19723ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 19733ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (su->op == OP_SULDP) 19743ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin convertSurfaceFormat(su); 19754506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 19764506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->op == OP_SUREDB || su->op == OP_SUREDP) { 19774506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller Value *pred = su->getSrc(2); 19784506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller CondCode cc = CC_NOT_P; 19794506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->getPredicate()) { 19804506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller pred = bld.getScratch(1, FILE_PREDICATE); 19814506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller cc = su->cc; 19824506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (cc == CC_NOT_P) { 19834506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_OR, TYPE_U8, pred, su->getPredicate(), su->getSrc(2)); 19844506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } else { 19854506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller bld.mkOp2(OP_AND, TYPE_U8, pred, su->getPredicate(), su->getSrc(2)); 19864506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller pred->getInsn()->src(1).mod = Modifier(NV50_IR_MOD_NOT); 19874506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 19884506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 1989fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset Instruction *red = bld.mkOp(OP_ATOM, su->dType, bld.getSSA()); 19904506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller red->subOp = su->subOp; 19914506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (!gMemBase) 19924506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller gMemBase = bld.mkSymbol(FILE_MEMORY_GLOBAL, 0, TYPE_U32, 0); 19934506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller red->setSrc(0, gMemBase); 19944506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller red->setSrc(1, su->getSrc(3)); 19954506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (su->subOp == NV50_IR_SUBOP_ATOM_CAS) 19964506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller red->setSrc(2, su->getSrc(4)); 19974506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller red->setIndirect(0, 0, su->getSrc(0)); 1998fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset 1999fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset // make sure to initialize dst value when the atomic operation is not 2000fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset // performed 2001fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset Instruction *mov = bld.mkMov(bld.getSSA(), bld.loadImm(NULL, 0)); 2002fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset 2003fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset assert(cc == CC_NOT_P); 20044506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller red->setPredicate(cc, pred); 2005fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset mov->setPredicate(CC_P, pred); 2006fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset 2007fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset bld.mkOp2(OP_UNION, TYPE_U32, su->getDef(0), 2008fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset red->getDef(0), mov->getDef(0)); 2009fbeb69757c769f594d5f9340adf067a300eddc1dSamuel Pitoiset 20104506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller delete_Instruction(bld.getProgram(), su); 201175f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller handleCasExch(red, true); 20124506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller } 20133ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin 20143ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin if (su->op == OP_SUSTB || su->op == OP_SUSTP) 20153ce80f924d07648040ab08a9cd30588621fb47a1Ilia Mirkin su->sType = (su->tex.target == TEX_TARGET_BUFFER) ? TYPE_U32 : TYPE_U8; 20164506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller} 20174506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller 2018c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumillerbool 201957594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleWRSV(Instruction *i) 202057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 202157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *st; 202257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Symbol *sym; 202357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller uint32_t addr; 202457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 202557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // must replace, $sreg are not writeable 202657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller addr = targ->getSVAddress(FILE_SHADER_OUTPUT, i->getSrc(0)->asSym()); 202757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (addr >= 0x400) 202857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return false; 202957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller sym = bld.mkSymbol(FILE_SHADER_OUTPUT, 0, i->sType, addr); 203057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 203157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller st = bld.mkStore(OP_EXPORT, i->dType, sym, i->getIndirect(0, 0), 203257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->getSrc(1)); 203357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller st->perPatch = i->perPatch; 203457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 203557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.getBB()->remove(i); 203657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 203757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 203857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 203957594065c30feec9376be9b2132659f7d87362eeChristoph Bumillervoid 20409d57c84994abe45133382cf72ae617570bfe89daSamuel PitoisetNVC0LoweringPass::handleLDST(Instruction *i) 20419d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset{ 20429d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset if (i->src(0).getFile() == FILE_SHADER_INPUT) { 20439d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset if (prog->getType() == Program::TYPE_COMPUTE) { 20449d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->getSrc(0)->reg.file = FILE_MEMORY_CONST; 20459d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->getSrc(0)->reg.fileIndex = 0; 20469d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } else 20479d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset if (prog->getType() == Program::TYPE_GEOMETRY && 20489d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->src(0).isIndirect(0)) { 20499d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset // XXX: this assumes vec4 units 20509d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *ptr = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 20519d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->getIndirect(0, 0), bld.mkImm(4)); 20529d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->setIndirect(0, 0, ptr); 20539d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->op = OP_VFETCH; 20549d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } else { 20559d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->op = OP_VFETCH; 20569d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset assert(prog->getType() != Program::TYPE_FRAGMENT); // INTERP 20579d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } 20589d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } else if (i->src(0).getFile() == FILE_MEMORY_CONST) { 20594f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset if (targ->getChipset() >= NVISA_GK104_CHIPSET && 20604f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset prog->getType() == Program::TYPE_COMPUTE) { 20614f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset // The launch descriptor only allows to set up 8 CBs, but OpenGL 20624f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset // requires at least 12 UBOs. To bypass this limitation, we store the 20634f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset // addrs into the driver constbuf and we directly load from the global 20644f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset // memory. 20654f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset int8_t fileIndex = i->getSrc(0)->reg.fileIndex - 1; 20664f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset Value *ind = i->getIndirect(0, 1); 20674f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset Value *ptr = loadUboInfo64(ind, fileIndex * 16); 20684f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset 20694f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset // TODO: clamp the offset to the maximum number of const buf. 20704f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset if (i->src(0).isIndirect(1)) { 20714f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset Value *offset = bld.loadImm(NULL, i->getSrc(0)->reg.data.offset + typeSizeof(i->sType)); 20724f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset Value *length = loadUboLength32(ind, fileIndex * 16); 20734f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset Value *pred = new_LValue(func, FILE_PREDICATE); 20744f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset if (i->src(0).isIndirect(0)) { 20754f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset bld.mkOp2(OP_ADD, TYPE_U64, ptr, ptr, i->getIndirect(0, 0)); 20764f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset bld.mkOp2(OP_ADD, TYPE_U32, offset, offset, i->getIndirect(0, 0)); 20774f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset } 20784f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->getSrc(0)->reg.file = FILE_MEMORY_GLOBAL; 20794f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->setIndirect(0, 1, NULL); 20804f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->setIndirect(0, 0, ptr); 20814f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset bld.mkCmp(OP_SET, CC_GT, TYPE_U32, pred, TYPE_U32, offset, length); 20824f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->setPredicate(CC_NOT_P, pred); 20834f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset if (i->defExists(0)) { 20844f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset bld.mkMov(i->getDef(0), bld.mkImm(0)); 20854f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset } 20864f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset } else if (fileIndex >= 0) { 20874f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset if (i->src(0).isIndirect(0)) { 20884f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset bld.mkOp2(OP_ADD, TYPE_U64, ptr, ptr, i->getIndirect(0, 0)); 20894f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset } 20904f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->getSrc(0)->reg.file = FILE_MEMORY_GLOBAL; 20914f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->setIndirect(0, 1, NULL); 20924f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset i->setIndirect(0, 0, ptr); 20934f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset } 20944f58b78c309db372d408912ca87e88d319b895daSamuel Pitoiset } else if (i->src(0).isIndirect(1)) { 20959d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *ptr; 20969d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset if (i->src(0).isIndirect(0)) 20979d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset ptr = bld.mkOp3v(OP_INSBF, TYPE_U32, bld.getSSA(), 20989d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->getIndirect(0, 1), bld.mkImm(0x1010), 20999d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->getIndirect(0, 0)); 21009d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset else 21019d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset ptr = bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 21029d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->getIndirect(0, 1), bld.mkImm(16)); 21039d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->setIndirect(0, 1, NULL); 21049d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->setIndirect(0, 0, ptr); 21059d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->subOp = NV50_IR_SUBOP_LDC_IS; 21069d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } 21079d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } else if (i->src(0).getFile() == FILE_SHADER_OUTPUT) { 21089d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset assert(prog->getType() == Program::TYPE_TESSELLATION_CONTROL); 21099d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->op = OP_VFETCH; 211061d52a5fb9379eede3bf68b011f9477176341ee9Hans de Goede } else if (i->src(0).getFile() == FILE_MEMORY_BUFFER) { 21119d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *ind = i->getIndirect(0, 1); 21129d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *ptr = loadBufInfo64(ind, i->getSrc(0)->reg.fileIndex * 16); 21139d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset // XXX come up with a way not to do this for EVERY little access but 21149d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset // rather to batch these up somehow. Unfortunately we've lost the 21159d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset // information about the field width by the time we get here. 21169d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *offset = bld.loadImm(NULL, i->getSrc(0)->reg.data.offset + typeSizeof(i->sType)); 21179d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *length = loadBufLength32(ind, i->getSrc(0)->reg.fileIndex * 16); 21189d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset Value *pred = new_LValue(func, FILE_PREDICATE); 21199d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset if (i->src(0).isIndirect(0)) { 21209d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset bld.mkOp2(OP_ADD, TYPE_U64, ptr, ptr, i->getIndirect(0, 0)); 21219d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset bld.mkOp2(OP_ADD, TYPE_U32, offset, offset, i->getIndirect(0, 0)); 21229d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } 21239d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->setIndirect(0, 1, NULL); 21249d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->setIndirect(0, 0, ptr); 212561d52a5fb9379eede3bf68b011f9477176341ee9Hans de Goede i->getSrc(0)->reg.file = FILE_MEMORY_GLOBAL; 21269d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset bld.mkCmp(OP_SET, CC_GT, TYPE_U32, pred, TYPE_U32, offset, length); 21279d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset i->setPredicate(CC_NOT_P, pred); 21289d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset if (i->defExists(0)) { 2129b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin Value *zero, *dst = i->getDef(0); 2130b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin i->setDef(0, bld.getSSA()); 2131b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin 2132b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.setPosition(i, true); 2133b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.mkMov((zero = bld.getSSA()), bld.mkImm(0)) 2134b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin ->setPredicate(CC_P, pred); 2135b1d74e9486d7233412e4aa7bc07a1efbb72e768eIlia Mirkin bld.mkOp2(OP_UNION, TYPE_U32, dst, i->getDef(0), zero); 21369d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } 21379d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset } 21389d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset} 21399d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset 21409d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoisetvoid 214157594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::readTessCoord(LValue *dst, int c) 214257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 214357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *laneid = bld.getSSA(); 214457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *x, *y; 214557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 214657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp1(OP_RDSV, TYPE_U32, laneid, bld.mkSysVal(SV_LANEID, 0)); 214757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 214857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (c == 0) { 214957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller x = dst; 215057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller y = NULL; 215157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else 215257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (c == 1) { 215357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller x = NULL; 215457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller y = dst; 215557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else { 215657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller assert(c == 2); 215757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller x = bld.getSSA(); 215857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller y = bld.getSSA(); 215957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 216057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (x) 216157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkFetch(x, TYPE_F32, FILE_SHADER_OUTPUT, 0x2f0, NULL, laneid); 216257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (y) 21633fc2818f2b9e8a19e5349442e50dcee4858452c6Christoph Bumiller bld.mkFetch(y, TYPE_F32, FILE_SHADER_OUTPUT, 0x2f4, NULL, laneid); 216457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 216557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (c == 2) { 216657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp2(OP_ADD, TYPE_F32, dst, x, y); 216757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp2(OP_SUB, TYPE_F32, dst, bld.loadImm(NULL, 1.0f), dst); 216857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 216957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 217057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 217157594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 217257594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleRDSV(Instruction *i) 217357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 217457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Symbol *sym = i->getSrc(0)->asSym(); 2175ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller const SVSemantic sv = sym->reg.data.sv.sv; 217657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *vtx = NULL; 217757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Instruction *ld; 217857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller uint32_t addr = targ->getSVAddress(FILE_SHADER_INPUT, sym); 217957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 2180ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller if (addr >= 0x400) { 2181ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller // mov $sreg 2182ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller if (sym->reg.data.sv.index == 3) { 2183ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller // TGSI backend may use 4th component of TID,NTID,CTAID,NCTAID 2184ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller i->op = OP_MOV; 2185ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller i->setSrc(0, bld.mkImm((sv == SV_NTID || sv == SV_NCTAID) ? 1 : 0)); 2186ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller } 21877cf2bffe8254de6808202d866598ec4c9afe1a51Ilia Mirkin if (sv == SV_VERTEX_COUNT) { 21887cf2bffe8254de6808202d866598ec4c9afe1a51Ilia Mirkin bld.setPosition(i, true); 21897cf2bffe8254de6808202d866598ec4c9afe1a51Ilia Mirkin bld.mkOp2(OP_EXTBF, TYPE_U32, i->getDef(0), i->getDef(0), bld.mkImm(0x808)); 21907cf2bffe8254de6808202d866598ec4c9afe1a51Ilia Mirkin } 219157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 2192ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller } 219357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 2194ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller switch (sv) { 219557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case SV_POSITION: 219657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller assert(prog->getType() == Program::TYPE_FRAGMENT); 2197acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin if (i->srcExists(1)) { 2198acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin // Pass offset through to the interpolation logic 2199acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin ld = bld.mkInterp(NV50_IR_INTERP_LINEAR | NV50_IR_INTERP_OFFSET, 2200acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin i->getDef(0), addr, NULL); 2201acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin ld->setSrc(1, i->getSrc(1)); 2202acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin } else { 2203acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin bld.mkInterp(NV50_IR_INTERP_LINEAR, i->getDef(0), addr, NULL); 2204acaed8f41d3cf57092f3fe3a607b8069c72b57f1Ilia Mirkin } 220552c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller break; 220652c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller case SV_FACE: 220752c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller { 220852c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller Value *face = i->getDef(0); 220952c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller bld.mkInterp(NV50_IR_INTERP_FLAT, face, addr, NULL); 221052c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller if (i->dType == TYPE_F32) { 2211354206f407fffd5f0b553dcbcc46b178d0b22c47Ilia Mirkin bld.mkOp2(OP_OR, TYPE_U32, face, face, bld.mkImm(0x00000001)); 2212354206f407fffd5f0b553dcbcc46b178d0b22c47Ilia Mirkin bld.mkOp1(OP_NEG, TYPE_S32, face, face); 2213354206f407fffd5f0b553dcbcc46b178d0b22c47Ilia Mirkin bld.mkCvt(OP_CVT, TYPE_F32, face, TYPE_S32, face); 221452c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller } 221552c8c52b222e1fdb4c1f4ca3dedde9cd7b9c321fChristoph Bumiller } 221657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 221757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case SV_TESS_COORD: 221857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller assert(prog->getType() == Program::TYPE_TESSELLATION_EVAL); 221957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller readTessCoord(i->getDef(0)->asLValue(), i->getSrc(0)->reg.data.sv.index); 222057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 2221ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller case SV_NTID: 2222ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller case SV_NCTAID: 2223ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller case SV_GRIDID: 2224ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller assert(targ->getChipset() >= NVISA_GK104_CHIPSET); // mov $sreg otherwise 2225ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller if (sym->reg.data.sv.index == 3) { 2226ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller i->op = OP_MOV; 2227ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller i->setSrc(0, bld.mkImm(sv == SV_GRIDID ? 0 : 1)); 2228ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller return true; 2229ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller } 2230ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller addr += prog->driver->prop.cp.gridInfoBase; 2231ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller bld.mkLoad(TYPE_U32, i->getDef(0), 223226cc411db87f924003f227874d7a047dd8b5e5a4Samuel Pitoiset bld.mkSymbol(FILE_MEMORY_CONST, prog->driver->io.auxCBSlot, 223326cc411db87f924003f227874d7a047dd8b5e5a4Samuel Pitoiset TYPE_U32, addr), NULL); 2234ae59a7d35d2b6f23634617dc91e1baf85c9d6d81Christoph Bumiller break; 2235af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin case SV_SAMPLE_INDEX: 2236af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin // TODO: Properly pass source as an address in the PIX address space 2237af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin // (which can be of the form [r0+offset]). But this is currently 2238af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin // unnecessary. 2239af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin ld = bld.mkOp1(OP_PIXLD, TYPE_U32, i->getDef(0), bld.mkImm(0)); 2240af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin ld->subOp = NV50_IR_SUBOP_PIXLD_SAMPLEID; 2241af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin break; 2242af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin case SV_SAMPLE_POS: { 2243af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin Value *off = new_LValue(func, FILE_GPR); 2244af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin ld = bld.mkOp1(OP_PIXLD, TYPE_U32, i->getDef(0), bld.mkImm(0)); 2245af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin ld->subOp = NV50_IR_SUBOP_PIXLD_SAMPLEID; 2246af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin bld.mkOp2(OP_SHL, TYPE_U32, off, i->getDef(0), bld.mkImm(3)); 2247af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin bld.mkLoad(TYPE_F32, 2248af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin i->getDef(0), 2249af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin bld.mkSymbol( 2250d86933e6f42b9c2f5bb617c66c91795c560a9abdSamuel Pitoiset FILE_MEMORY_CONST, prog->driver->io.auxCBSlot, 2251af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin TYPE_U32, prog->driver->io.sampleInfoBase + 2252af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin 4 * sym->reg.data.sv.index), 2253af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin off); 2254af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin break; 2255af38ef907c89ecb1125bf258cafa0793f79a5eb7Ilia Mirkin } 2256ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin case SV_SAMPLE_MASK: { 2257b3a2398aded19e25124a4a1d228eb3843827f6b2Ilia Mirkin ld = bld.mkOp1(OP_PIXLD, TYPE_U32, i->getDef(0), bld.mkImm(0)); 2258b3a2398aded19e25124a4a1d228eb3843827f6b2Ilia Mirkin ld->subOp = NV50_IR_SUBOP_PIXLD_COVMASK; 2259ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin Instruction *sampleid = 2260ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.mkOp1(OP_PIXLD, TYPE_U32, bld.getSSA(), bld.mkImm(0)); 2261ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin sampleid->subOp = NV50_IR_SUBOP_PIXLD_SAMPLEID; 2262ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin Value *masked = 2263ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.mkOp2v(OP_AND, TYPE_U32, bld.getSSA(), ld->getDef(0), 2264ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.mkOp2v(OP_SHL, TYPE_U32, bld.getSSA(), 2265ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.loadImm(NULL, 1), sampleid->getDef(0))); 2266ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin if (prog->driver->prop.fp.persampleInvocation) { 2267ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.mkMov(i->getDef(0), masked); 2268ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin } else { 2269ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.mkOp3(OP_SELP, TYPE_U32, i->getDef(0), ld->getDef(0), masked, 2270ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin bld.mkImm(0)) 2271ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin ->subOp = 1; 2272ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin } 2273b3a2398aded19e25124a4a1d228eb3843827f6b2Ilia Mirkin break; 2274ba3f0b6d5920165c735d51500544da8c29b09060Ilia Mirkin } 2275517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin case SV_BASEVERTEX: 2276517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin case SV_BASEINSTANCE: 2277517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin case SV_DRAWID: 2278517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin ld = bld.mkLoad(TYPE_U32, i->getDef(0), 2279517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin bld.mkSymbol(FILE_MEMORY_CONST, 2280517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin prog->driver->io.auxCBSlot, 2281517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin TYPE_U32, 2282517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin prog->driver->io.drawInfoBase + 2283517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin 4 * (sv - SV_BASEVERTEX)), 2284517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin NULL); 2285517a93b346e720082e22e358b63b5dbc5c42aa09Ilia Mirkin break; 228657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller default: 22877e0036a49258326cc2d875f2960d18c6b3665036Ilia Mirkin if (prog->getType() == Program::TYPE_TESSELLATION_EVAL && !i->perPatch) 228857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller vtx = bld.mkOp1v(OP_PFETCH, TYPE_U32, bld.getSSA(), bld.mkImm(0)); 228957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller ld = bld.mkFetch(i->getDef(0), i->dType, 229057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller FILE_SHADER_INPUT, addr, i->getIndirect(0, 0), vtx); 229157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller ld->perPatch = i->perPatch; 229257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 229357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 229457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.getBB()->remove(i); 229557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 229657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 229757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 229857594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 229957594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleDIV(Instruction *i) 230057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 230157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!isFloatType(i->dType)) 230257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 2303b5f2c0505fd4f66422e034b041cdf0bc3dc46e99Christoph Bumiller bld.setPosition(i, false); 2304b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin Instruction *rcp = bld.mkOp1(OP_RCP, i->dType, bld.getSSA(typeSizeof(i->dType)), i->getSrc(1)); 230557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->op = OP_MUL; 230657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(1, rcp->getDef(0)); 230757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 230857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 230957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 231057594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 231157594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleMOD(Instruction *i) 231257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 2313b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin if (!isFloatType(i->dType)) 231457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 2315b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin LValue *value = bld.getScratch(typeSizeof(i->dType)); 2316b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.mkOp1(OP_RCP, i->dType, value, i->getSrc(1)); 2317b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.mkOp2(OP_MUL, i->dType, value, i->getSrc(0), value); 2318b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.mkOp1(OP_TRUNC, i->dType, value, value); 2319b87b498b88c51fb8c80901b8f581331d3fbcd972Ilia Mirkin bld.mkOp2(OP_MUL, i->dType, value, i->getSrc(1), value); 232057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->op = OP_SUB; 232157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(1, value); 232257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 232357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 232457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 232557594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 232657594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleSQRT(Instruction *i) 232757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 2328c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin if (i->dType == TYPE_F64) { 2329c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin Value *pred = bld.getSSA(1, FILE_PREDICATE); 23309184d9a0bbe8a8b88d676a20f95d66ceee9eaf21Pierre Moreau Value *zero = bld.loadImm(NULL, 0.0); 2331c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin Value *dst = bld.getSSA(8); 2332c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin bld.mkOp1(OP_RSQ, i->dType, dst, i->getSrc(0)); 2333c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin bld.mkCmp(OP_SET, CC_LE, i->dType, pred, i->dType, i->getSrc(0), zero); 2334c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin bld.mkOp3(OP_SELP, TYPE_U64, dst, zero, dst, pred); 2335c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin i->op = OP_MUL; 2336c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin i->setSrc(1, dst); 2337c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin // TODO: Handle this properly with a library function 2338c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin } else { 2339c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin bld.setPosition(i, true); 2340c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin i->op = OP_RSQ; 2341c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin bld.mkOp1(OP_RCP, i->dType, i->getDef(0), i->getDef(0)); 2342c1e4a6bfbf015801c6a8b0ae694482421a22c2d9Ilia Mirkin } 234357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 234457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 234557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 234657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 234757594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 234857594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handlePOW(Instruction *i) 234957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 235057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller LValue *val = bld.getScratch(); 235157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 235257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp1(OP_LG2, TYPE_F32, val, i->getSrc(0)); 235357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp2(OP_MUL, TYPE_F32, val, i->getSrc(1), val)->dnz = 1; 235457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp1(OP_PREEX2, TYPE_F32, val, val); 235557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 235657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->op = OP_EX2; 235757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(0, val); 235857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(1, NULL); 235957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 236057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 236157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 236257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 236357594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 236457594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleEXPORT(Instruction *i) 236557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 236657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (prog->getType() == Program::TYPE_FRAGMENT) { 236757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller int id = i->getSrc(0)->reg.data.offset / 4; 236857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 23699362d4bc0a03860ec386156cf499e855a9c2d2a5Christoph Bumiller if (i->src(0).isIndirect(0)) // TODO, ugly 237057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return false; 237157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->op = OP_MOV; 237200fe442253744c4c4e7e68da44d6983da053968bChristoph Bumiller i->subOp = NV50_IR_SUBOP_MOV_FINAL; 23739362d4bc0a03860ec386156cf499e855a9c2d2a5Christoph Bumiller i->src(0).set(i->src(1)); 237457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(1, NULL); 237557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setDef(0, new_LValue(func, FILE_GPR)); 237657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->getDef(0)->reg.data.id = id; 237757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 237857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller prog->maxGPR = MAX2(prog->maxGPR, id); 237957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else 238057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (prog->getType() == Program::TYPE_GEOMETRY) { 238157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setIndirect(0, 1, gpEmitAddress); 238257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 238357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 238457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 238557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 238657594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 238757594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::handleOUT(Instruction *i) 238857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 23892f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin Instruction *prev = i->prev; 23902f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin ImmediateValue stream, prevStream; 23912f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin 23922f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin // Only merge if the stream ids match. Also, note that the previous 23932f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin // instruction would have already been lowered, so we take arg1 from it. 23942f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin if (i->op == OP_RESTART && prev && prev->op == OP_EMIT && 23952f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin i->src(0).getImmediate(stream) && 23962f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin prev->src(1).getImmediate(prevStream) && 23972f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin stream.reg.data.u32 == prevStream.reg.data.u32) { 239857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->prev->subOp = NV50_IR_SUBOP_EMIT_RESTART; 239957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller delete_Instruction(prog, i); 240057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else { 240157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller assert(gpEmitAddress); 240257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setDef(0, gpEmitAddress); 24032f2467cb23ce19770c95ce1f004dc11750dffc6dIlia Mirkin i->setSrc(1, i->getSrc(0)); 240457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(0, gpEmitAddress); 240557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 240657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return true; 240757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 240857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 240957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// Generate a binary predicate if an instruction is predicated by 241057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// e.g. an f32 value. 241157594065c30feec9376be9b2132659f7d87362eeChristoph Bumillervoid 241257594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::checkPredicate(Instruction *insn) 241357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 241457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *pred = insn->getPredicate(); 241557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller Value *pdst; 241657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 241757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (!pred || pred->reg.file == FILE_PREDICATE) 241857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return; 241957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller pdst = new_LValue(func, FILE_PREDICATE); 242057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 242157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // CAUTION: don't use pdst->getInsn, the definition might not be unique, 242257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller // delay turning PSET(FSET(x,y),0) into PSET(x,y) to a later pass 242357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 2424bbe3d6dc29f218e4d790e5ea359d3c6736e94226Dave Airlie bld.mkCmp(OP_SET, CC_NEU, insn->dType, pdst, insn->dType, bld.mkImm(0), pred); 242557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 242657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller insn->setPredicate(insn->cc, pdst); 242757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 242857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 242957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// 243057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// - add quadop dance for texturing 243157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// - put FP outputs in GPRs 243257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// - convert instruction sequences 243357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller// 243457594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 243557594065c30feec9376be9b2132659f7d87362eeChristoph BumillerNVC0LoweringPass::visit(Instruction *i) 243657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 24379d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin bool ret = true; 2438405bd00f3c98cb78d1dda1f3bf5d74155b18cd57Christoph Bumiller bld.setPosition(i, false); 243957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 244057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (i->cc != CC_ALWAYS) 244157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller checkPredicate(i); 244257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 244357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller switch (i->op) { 244457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_TEX: 244557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_TXB: 244657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_TXL: 244757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_TXF: 244857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_TXG: 244957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleTEX(i->asTex()); 245057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_TXD: 245157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleTXD(i->asTex()); 2452423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin case OP_TXLQ: 2453423f64e83ab5b1ea7de475ae80300a8408522743Ilia Mirkin return handleTXLQ(i->asTex()); 245430cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumiller case OP_TXQ: 245530cb66cd745fc793a2349f1d17046c50cd51c558Christoph Bumiller return handleTXQ(i->asTex()); 245657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_EX2: 245757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller bld.mkOp1(OP_PREEX2, TYPE_F32, i->getDef(0), i->getSrc(0)); 245857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller i->setSrc(0, i->getDef(0)); 245957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 246057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_POW: 246157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handlePOW(i); 246257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_DIV: 246357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleDIV(i); 246457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_MOD: 246557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleMOD(i); 246657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_SQRT: 246757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleSQRT(i); 246857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_EXPORT: 24699d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin ret = handleEXPORT(i); 24709d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin break; 247157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_EMIT: 247257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_RESTART: 247357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleOUT(i); 247457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_RDSV: 247557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleRDSV(i); 247657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_WRSV: 247757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return handleWRSV(i); 2478c3083c70823d8f4bfdabcf38f98dfebeff0a2b2bIlia Mirkin case OP_STORE: 247957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller case OP_LOAD: 24809d57c84994abe45133382cf72ae617570bfe89daSamuel Pitoiset handleLDST(i); 248157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 2482c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller case OP_ATOM: 248375f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller { 248461d52a5fb9379eede3bf68b011f9477176341ee9Hans de Goede const bool cctl = i->src(0).getFile() == FILE_MEMORY_BUFFER; 2485c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller handleATOM(i); 248675f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller handleCasExch(i, cctl); 248775f1f852b00ad0d766684d01695322b93a2acd55Christoph Bumiller } 2488c0fc3463e9be19495ed31018fc093e726d5f4fbbChristoph Bumiller break; 24894506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case OP_SULDB: 24904506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case OP_SULDP: 24914506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case OP_SUSTB: 24924506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case OP_SUSTP: 24934506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case OP_SUREDB: 24944506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller case OP_SUREDP: 24954506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller if (targ->getChipset() >= NVISA_GK104_CHIPSET) 24964506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller handleSurfaceOpNVE4(i->asTex()); 24974506ed28de7f9d76bbc99c0758a7891b84528729Christoph Bumiller break; 24982c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkin case OP_SUQ: 2499d64ea4e48e1da072cae51df11bfbef7d6a432cb0Samuel Pitoiset handleSUQ(i->asTex()); 25002c4eeb0b5cf17caa06cb3fa46d4f64e6a8005d23Ilia Mirkin break; 25017c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset case OP_BUFQ: 25027c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset handleBUFQ(i); 25037c47db359e193f21be796df3a7b5d037dd42b28fSamuel Pitoiset break; 250457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller default: 250557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller break; 25066bca283ad5ebdd85e268c6757842b3c808c6b73dJohannes Obermayr } 25079d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin 25089d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin /* Kepler+ has a special opcode to compute a new base address to be used 25099d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin * for indirect loads. 25109d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin */ 25119d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin if (targ->getChipset() >= NVISA_GK104_CHIPSET && !i->perPatch && 25129d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin (i->op == OP_VFETCH || i->op == OP_EXPORT) && i->src(0).isIndirect(0)) { 25139d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin Instruction *afetch = bld.mkOp1(OP_AFETCH, TYPE_U32, bld.getSSA(), 25149d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin cloneShallow(func, i->getSrc(0))); 25159d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin afetch->setIndirect(0, 0, i->getIndirect(0, 0)); 25169d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin i->src(0).get()->reg.data.offset = 0; 25179d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin i->setIndirect(0, 0, afetch->getDef(0)); 25189d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin } 25199d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin 25209d60793a03e40e1d139b78fce0144cad57438741Ilia Mirkin return ret; 252157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 252257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 252357594065c30feec9376be9b2132659f7d87362eeChristoph Bumillerbool 252457594065c30feec9376be9b2132659f7d87362eeChristoph BumillerTargetNVC0::runLegalizePass(Program *prog, CGStage stage) const 252557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller{ 252657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (stage == CG_STAGE_PRE_SSA) { 252757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller NVC0LoweringPass pass(prog); 252857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return pass.run(prog, false, true); 252957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else 253057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (stage == CG_STAGE_POST_RA) { 2531e44089b2f79aa2dcaacf348911433d1e21235c0cChristoph Bumiller NVC0LegalizePostRA pass(prog); 253257594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return pass.run(prog, false, true); 253357594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } else 253457594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller if (stage == CG_STAGE_SSA) { 253557594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller NVC0LegalizeSSA pass; 253657594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return pass.run(prog, false, true); 253757594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller } 253857594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller return false; 253957594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} 254057594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller 254157594065c30feec9376be9b2132659f7d87362eeChristoph Bumiller} // namespace nv50_ir 2542