codegen_util.cc revision 06606b9c4a1c00154ed15f719ad8ea994e54ee8e
1e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee/* 2e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * Copyright (C) 2011 The Android Open Source Project 3e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * 4e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * Licensed under the Apache License, Version 2.0 (the "License"); 5e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * you may not use this file except in compliance with the License. 6e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * You may obtain a copy of the License at 7e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * 8e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * http://www.apache.org/licenses/LICENSE-2.0 9e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * 10e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * Unless required by applicable law or agreed to in writing, software 11e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * distributed under the License is distributed on an "AS IS" BASIS, 12e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * See the License for the specific language governing permissions and 14e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee * limitations under the License. 15e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee */ 16e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 177940e44f4517de5e2634a7e07d58d0fb26160513Brian Carlstrom#include "dex/compiler_internals.h" 184f6ad8ab428038129b2d0d6c40b7fd625cca15e1Ian Rogers#include "dex_file-inl.h" 190c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers#include "gc_map.h" 2096faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers#include "mapping_table.h" 218d3a117b374352a1853fae9b7306afeaaa9e3b91Ian Rogers#include "mir_to_lir-inl.h" 220c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers#include "verifier/dex_gc_map.h" 230c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers#include "verifier/method_verifier.h" 240c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 25e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbeenamespace art { 26e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 2706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Markonamespace { 2806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko 2906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko/* Dump a mapping table */ 3006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Markotemplate <typename It> 3106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Markovoid DumpMappingTable(const char* table_name, const char* descriptor, const char* name, 3206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko const Signature& signature, uint32_t size, It first) { 3306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (size != 0) { 3406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko std::string line(StringPrintf("\n %s %s%s_%s_table[%zu] = {", table_name, 3506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko descriptor, name, signature.ToString().c_str(), size)); 3606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko std::replace(line.begin(), line.end(), ';', '_'); 3706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko LOG(INFO) << line; 3806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (uint32_t i = 0; i != size; ++i) { 3906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko line = StringPrintf(" {0x%05x, 0x%04x},", first.NativePcOffset(), first.DexPc()); 4006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko ++first; 4106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko LOG(INFO) << line; 4206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 4306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko LOG(INFO) <<" };\n\n"; 4406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 4506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko} 4606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko 4706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko} // anonymous namespace 4806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko 492ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstrombool Mir2Lir::IsInexpensiveConstant(RegLocation rl_src) { 504ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee bool res = false; 514ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee if (rl_src.is_const) { 524ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee if (rl_src.wide) { 534ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee if (rl_src.fp) { 541fd3346740dfb7f47be9922312b68a4227fada96buzbee res = InexpensiveConstantDouble(mir_graph_->ConstantValueWide(rl_src)); 554ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } else { 561fd3346740dfb7f47be9922312b68a4227fada96buzbee res = InexpensiveConstantLong(mir_graph_->ConstantValueWide(rl_src)); 574ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } 584ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } else { 594ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee if (rl_src.fp) { 601fd3346740dfb7f47be9922312b68a4227fada96buzbee res = InexpensiveConstantFloat(mir_graph_->ConstantValue(rl_src)); 614ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } else { 621fd3346740dfb7f47be9922312b68a4227fada96buzbee res = InexpensiveConstantInt(mir_graph_->ConstantValue(rl_src)); 634ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } 644ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } 654ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } 664ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee return res; 674ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee} 684ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee 692ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::MarkSafepointPC(LIR* inst) { 70b48819db07f9a0992a72173380c24249d7fc648abuzbee DCHECK(!inst->flags.use_def_invalid); 71b48819db07f9a0992a72173380c24249d7fc648abuzbee inst->u.m.def_mask = ENCODE_ALL; 721fd3346740dfb7f47be9922312b68a4227fada96buzbee LIR* safepoint_pc = NewLIR0(kPseudoSafepointPC); 73b48819db07f9a0992a72173380c24249d7fc648abuzbee DCHECK_EQ(safepoint_pc->u.m.def_mask, ENCODE_ALL); 7402031b185b4653e6c72e21f7a51238b903f6d638buzbee} 7502031b185b4653e6c72e21f7a51238b903f6d638buzbee 769b297bfc588c7d38efd12a6f38cd2710fc513ee3Ian Rogersbool Mir2Lir::FastInstance(uint32_t field_idx, bool is_put, int* field_offset, bool* is_volatile) { 771fd3346740dfb7f47be9922312b68a4227fada96buzbee return cu_->compiler_driver->ComputeInstanceFieldInfo( 789b297bfc588c7d38efd12a6f38cd2710fc513ee3Ian Rogers field_idx, mir_graph_->GetCurrentDexCompilationUnit(), is_put, field_offset, is_volatile); 7902031b185b4653e6c72e21f7a51238b903f6d638buzbee} 8002031b185b4653e6c72e21f7a51238b903f6d638buzbee 81252254b130067cd7a5071865e793966871ae0246buzbee/* Remove a LIR from the list. */ 82252254b130067cd7a5071865e793966871ae0246buzbeevoid Mir2Lir::UnlinkLIR(LIR* lir) { 83252254b130067cd7a5071865e793966871ae0246buzbee if (UNLIKELY(lir == first_lir_insn_)) { 84252254b130067cd7a5071865e793966871ae0246buzbee first_lir_insn_ = lir->next; 85252254b130067cd7a5071865e793966871ae0246buzbee if (lir->next != NULL) { 86252254b130067cd7a5071865e793966871ae0246buzbee lir->next->prev = NULL; 87252254b130067cd7a5071865e793966871ae0246buzbee } else { 88252254b130067cd7a5071865e793966871ae0246buzbee DCHECK(lir->next == NULL); 89252254b130067cd7a5071865e793966871ae0246buzbee DCHECK(lir == last_lir_insn_); 90252254b130067cd7a5071865e793966871ae0246buzbee last_lir_insn_ = NULL; 91252254b130067cd7a5071865e793966871ae0246buzbee } 92252254b130067cd7a5071865e793966871ae0246buzbee } else if (lir == last_lir_insn_) { 93252254b130067cd7a5071865e793966871ae0246buzbee last_lir_insn_ = lir->prev; 94252254b130067cd7a5071865e793966871ae0246buzbee lir->prev->next = NULL; 95252254b130067cd7a5071865e793966871ae0246buzbee } else if ((lir->prev != NULL) && (lir->next != NULL)) { 96252254b130067cd7a5071865e793966871ae0246buzbee lir->prev->next = lir->next; 97252254b130067cd7a5071865e793966871ae0246buzbee lir->next->prev = lir->prev; 98252254b130067cd7a5071865e793966871ae0246buzbee } 99252254b130067cd7a5071865e793966871ae0246buzbee} 100252254b130067cd7a5071865e793966871ae0246buzbee 101cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee/* Convert an instruction to a NOP */ 102df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstromvoid Mir2Lir::NopLIR(LIR* lir) { 103fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee lir->flags.is_nop = true; 104252254b130067cd7a5071865e793966871ae0246buzbee if (!cu_->verbose) { 105252254b130067cd7a5071865e793966871ae0246buzbee UnlinkLIR(lir); 106252254b130067cd7a5071865e793966871ae0246buzbee } 107cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee} 108cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee 1092ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::SetMemRefType(LIR* lir, bool is_load, int mem_type) { 110fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee uint64_t *mask_ptr; 111f69863b3039fc621ff4250e262d2a024d5e79ec8Brian Carlstrom uint64_t mask = ENCODE_MEM; 1121fd3346740dfb7f47be9922312b68a4227fada96buzbee DCHECK(GetTargetInstFlags(lir->opcode) & (IS_LOAD | IS_STORE)); 113b48819db07f9a0992a72173380c24249d7fc648abuzbee DCHECK(!lir->flags.use_def_invalid); 114fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (is_load) { 115b48819db07f9a0992a72173380c24249d7fc648abuzbee mask_ptr = &lir->u.m.use_mask; 116a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } else { 117b48819db07f9a0992a72173380c24249d7fc648abuzbee mask_ptr = &lir->u.m.def_mask; 118a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 119a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* Clear out the memref flags */ 120fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee *mask_ptr &= ~mask; 121a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* ..and then add back the one we need */ 122fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee switch (mem_type) { 123a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kLiteral: 124fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee DCHECK(is_load); 125fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee *mask_ptr |= ENCODE_LITERAL; 126a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 127a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kDalvikReg: 128fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee *mask_ptr |= ENCODE_DALVIK_REG; 129a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 130a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kHeapRef: 131fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee *mask_ptr |= ENCODE_HEAP_REF; 132a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 133a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kMustNotAlias: 134a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* Currently only loads can be marked as kMustNotAlias */ 1351fd3346740dfb7f47be9922312b68a4227fada96buzbee DCHECK(!(GetTargetInstFlags(lir->opcode) & IS_STORE)); 136fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee *mask_ptr |= ENCODE_MUST_NOT_ALIAS; 137a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 138a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee default: 139fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(FATAL) << "Oat: invalid memref kind - " << mem_type; 140a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 14131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 14231a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 14331a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* 144b5d09b2f87202bc132ac3991d4b6d71f4f6d9264Ian Rogers * Mark load/store instructions that access Dalvik registers through the stack. 14531a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee */ 1461fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid Mir2Lir::AnnotateDalvikRegAccess(LIR* lir, int reg_id, bool is_load, 1472ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstrom bool is64bit) { 1481fd3346740dfb7f47be9922312b68a4227fada96buzbee SetMemRefType(lir, is_load, kDalvikReg); 14931a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 150a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* 151fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee * Store the Dalvik register id in alias_info. Mark the MSB if it is a 64-bit 152a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * access. 153a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee */ 154b48819db07f9a0992a72173380c24249d7fc648abuzbee lir->flags.alias_info = ENCODE_ALIAS_INFO(reg_id, is64bit); 15531a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 15631a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 15731a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* 1585de3494e4297c0d480409da3fecee39173f1d4e1buzbee * Debugging macros 1595de3494e4297c0d480409da3fecee39173f1d4e1buzbee */ 1605de3494e4297c0d480409da3fecee39173f1d4e1buzbee#define DUMP_RESOURCE_MASK(X) 1615de3494e4297c0d480409da3fecee39173f1d4e1buzbee 1625de3494e4297c0d480409da3fecee39173f1d4e1buzbee/* Pretty-print a LIR instruction */ 1632ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::DumpLIRInsn(LIR* lir, unsigned char* base_addr) { 164a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee int offset = lir->offset; 165a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee int dest = lir->operands[0]; 1661fd3346740dfb7f47be9922312b68a4227fada96buzbee const bool dump_nop = (cu_->enable_debug & (1 << kDebugShowNops)); 167a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee 168a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* Handle pseudo-ops individually, and all regular insns as a group */ 169a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee switch (lir->opcode) { 170a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoMethodEntry: 171a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "-------- method entry " 1721fd3346740dfb7f47be9922312b68a4227fada96buzbee << PrettyMethod(cu_->method_idx, *cu_->dex_file); 173a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 174a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoMethodExit: 175a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "-------- Method_Exit"; 176a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 177a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoBarrier: 178a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "-------- BARRIER"; 179a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 180a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoEntryBlock: 181a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "-------- entry offset: 0x" << std::hex << dest; 182a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 183a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoDalvikByteCodeBoundary: 1844ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee if (lir->operands[0] == 0) { 1850d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee // NOTE: only used for debug listings. 1860d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee lir->operands[0] = WrapPointer(ArenaStrdup("No instruction string")); 1874ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } 188a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "-------- dalvik offset: 0x" << std::hex 1890b1191cfece83f6f8d4101575a06555a2d13387aBill Buzbee << lir->dalvik_offset << " @ " 1900b1191cfece83f6f8d4101575a06555a2d13387aBill Buzbee << reinterpret_cast<char*>(UnwrapPointer(lir->operands[0])); 191a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 192a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoExitBlock: 193a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "-------- exit offset: 0x" << std::hex << dest; 194a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 195a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoPseudoAlign4: 196fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(INFO) << reinterpret_cast<uintptr_t>(base_addr) + offset << " (0x" << std::hex 197a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << offset << "): .align4"; 198a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 199a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoEHBlockLabel: 200a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "Exception_Handling:"; 201a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 202a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoTargetLabel: 203a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoNormalBlockLabel: 204cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee LOG(INFO) << "L" << reinterpret_cast<void*>(lir) << ":"; 205a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 206a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoThrowTarget: 207cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee LOG(INFO) << "LT" << reinterpret_cast<void*>(lir) << ":"; 208a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 209a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoIntrinsicRetry: 210cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee LOG(INFO) << "IR" << reinterpret_cast<void*>(lir) << ":"; 211a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 212a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoSuspendTarget: 213cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee LOG(INFO) << "LS" << reinterpret_cast<void*>(lir) << ":"; 214a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 2158320f3867c02bae9bef6cdab267820cb7b412781buzbee case kPseudoSafepointPC: 216fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(INFO) << "LsafepointPC_0x" << std::hex << lir->offset << "_" << lir->dalvik_offset << ":"; 2178320f3867c02bae9bef6cdab267820cb7b412781buzbee break; 218a5b3024aed77a8204d5fb48ba7f763fb8c60fa76Bill Buzbee case kPseudoExportedPC: 219fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(INFO) << "LexportedPC_0x" << std::hex << lir->offset << "_" << lir->dalvik_offset << ":"; 220a5b3024aed77a8204d5fb48ba7f763fb8c60fa76Bill Buzbee break; 221a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee case kPseudoCaseLabel: 222cbd6d44c0a94f3d26671b5325aa21bbf1335ffe8buzbee LOG(INFO) << "LC" << reinterpret_cast<void*>(lir) << ": Case target 0x" 223a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << std::hex << lir->operands[0] << "|" << std::dec << 224a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee lir->operands[0]; 225a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 226a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee default: 227fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (lir->flags.is_nop && !dump_nop) { 228a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 229a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } else { 2301fd3346740dfb7f47be9922312b68a4227fada96buzbee std::string op_name(BuildInsnString(GetTargetInstName(lir->opcode), 23102031b185b4653e6c72e21f7a51238b903f6d638buzbee lir, base_addr)); 2321fd3346740dfb7f47be9922312b68a4227fada96buzbee std::string op_operands(BuildInsnString(GetTargetInstFmt(lir->opcode), 23302031b185b4653e6c72e21f7a51238b903f6d638buzbee lir, base_addr)); 234a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << StringPrintf("%05x: %-9s%s%s", 235fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee reinterpret_cast<unsigned int>(base_addr + offset), 236a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee op_name.c_str(), op_operands.c_str(), 237fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee lir->flags.is_nop ? "(nop)" : ""); 238a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 239a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee break; 240a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 241a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee 242b48819db07f9a0992a72173380c24249d7fc648abuzbee if (lir->u.m.use_mask && (!lir->flags.is_nop || dump_nop)) { 243b48819db07f9a0992a72173380c24249d7fc648abuzbee DUMP_RESOURCE_MASK(DumpResourceMask(lir, lir->u.m.use_mask, "use")); 244a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 245b48819db07f9a0992a72173380c24249d7fc648abuzbee if (lir->u.m.def_mask && (!lir->flags.is_nop || dump_nop)) { 246b48819db07f9a0992a72173380c24249d7fc648abuzbee DUMP_RESOURCE_MASK(DumpResourceMask(lir, lir->u.m.def_mask, "def")); 247a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 2485de3494e4297c0d480409da3fecee39173f1d4e1buzbee} 2495de3494e4297c0d480409da3fecee39173f1d4e1buzbee 2502ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::DumpPromotionMap() { 2511fd3346740dfb7f47be9922312b68a4227fada96buzbee int num_regs = cu_->num_dalvik_registers + cu_->num_compiler_temps + 1; 252fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee for (int i = 0; i < num_regs; i++) { 2531fd3346740dfb7f47be9922312b68a4227fada96buzbee PromotionMap v_reg_map = promotion_map_[i]; 254a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee std::string buf; 255fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (v_reg_map.fp_location == kLocPhysReg) { 2561fd3346740dfb7f47be9922312b68a4227fada96buzbee StringAppendF(&buf, " : s%d", v_reg_map.FpReg & FpRegMask()); 257a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 2589c044ce5f76e9bfa17c4c1979e9f8c99ae100695buzbee 259a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee std::string buf3; 2601fd3346740dfb7f47be9922312b68a4227fada96buzbee if (i < cu_->num_dalvik_registers) { 261a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee StringAppendF(&buf3, "%02d", i); 2621fd3346740dfb7f47be9922312b68a4227fada96buzbee } else if (i == mir_graph_->GetMethodSReg()) { 263a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee buf3 = "Method*"; 264a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } else { 2651fd3346740dfb7f47be9922312b68a4227fada96buzbee StringAppendF(&buf3, "ct%d", i - cu_->num_dalvik_registers); 2665de3494e4297c0d480409da3fecee39173f1d4e1buzbee } 267a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee 268a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << StringPrintf("V[%s] -> %s%d%s", buf3.c_str(), 269fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee v_reg_map.core_location == kLocPhysReg ? 270fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee "r" : "SP+", v_reg_map.core_location == kLocPhysReg ? 2711fd3346740dfb7f47be9922312b68a4227fada96buzbee v_reg_map.core_reg : SRegOffset(i), 272a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee buf.c_str()); 273a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 2745de3494e4297c0d480409da3fecee39173f1d4e1buzbee} 2755de3494e4297c0d480409da3fecee39173f1d4e1buzbee 2765de3494e4297c0d480409da3fecee39173f1d4e1buzbee/* Dump instructions and constant pool contents */ 2772ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::CodegenDump() { 278a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "Dumping LIR insns for " 2791fd3346740dfb7f47be9922312b68a4227fada96buzbee << PrettyMethod(cu_->method_idx, *cu_->dex_file); 280fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LIR* lir_insn; 2811fd3346740dfb7f47be9922312b68a4227fada96buzbee int insns_size = cu_->code_item->insns_size_in_code_units_; 2821fd3346740dfb7f47be9922312b68a4227fada96buzbee 2831fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "Regs (excluding ins) : " << cu_->num_regs; 2841fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "Ins : " << cu_->num_ins; 2851fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "Outs : " << cu_->num_outs; 2861fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "CoreSpills : " << num_core_spills_; 2871fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "FPSpills : " << num_fp_spills_; 2881fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "CompilerTemps : " << cu_->num_compiler_temps; 2891fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "Frame size : " << frame_size_; 2901fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "code size is " << total_size_ << 291fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee " bytes, Dalvik size is " << insns_size * 2; 292a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "expansion factor: " 2931fd3346740dfb7f47be9922312b68a4227fada96buzbee << static_cast<float>(total_size_) / static_cast<float>(insns_size * 2); 2941fd3346740dfb7f47be9922312b68a4227fada96buzbee DumpPromotionMap(); 2951fd3346740dfb7f47be9922312b68a4227fada96buzbee for (lir_insn = first_lir_insn_; lir_insn != NULL; lir_insn = lir_insn->next) { 2961fd3346740dfb7f47be9922312b68a4227fada96buzbee DumpLIRInsn(lir_insn, 0); 297a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 2981fd3346740dfb7f47be9922312b68a4227fada96buzbee for (lir_insn = literal_list_; lir_insn != NULL; lir_insn = lir_insn->next) { 299fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(INFO) << StringPrintf("%x (%04x): .word (%#x)", lir_insn->offset, lir_insn->offset, 300fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee lir_insn->operands[0]); 301a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 302a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee 303a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee const DexFile::MethodId& method_id = 3041fd3346740dfb7f47be9922312b68a4227fada96buzbee cu_->dex_file->GetMethodId(cu_->method_idx); 305d91d6d6a80748f277fd938a412211e5af28913b1Ian Rogers const Signature signature = cu_->dex_file->GetMethodSignature(method_id); 306d91d6d6a80748f277fd938a412211e5af28913b1Ian Rogers const char* name = cu_->dex_file->GetMethodName(method_id); 307d91d6d6a80748f277fd938a412211e5af28913b1Ian Rogers const char* descriptor(cu_->dex_file->GetMethodDeclaringClassDescriptor(method_id)); 308a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee 309a5b3024aed77a8204d5fb48ba7f763fb8c60fa76Bill Buzbee // Dump mapping tables 31006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (!encoded_mapping_table_.empty()) { 31106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko MappingTable table(&encoded_mapping_table_[0]); 31206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DumpMappingTable("PC2Dex_MappingTable", descriptor, name, signature, 31306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko table.PcToDexSize(), table.PcToDexBegin()); 31406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DumpMappingTable("Dex2PC_MappingTable", descriptor, name, signature, 31506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko table.DexToPcSize(), table.DexToPcBegin()); 31606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 3175de3494e4297c0d480409da3fecee39173f1d4e1buzbee} 3185de3494e4297c0d480409da3fecee39173f1d4e1buzbee 31931a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* 32031a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee * Search the existing constants in the literal pool for an exact or close match 32131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee * within specified delta (greater or equal to 0). 32231a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee */ 3232ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromLIR* Mir2Lir::ScanLiteralPool(LIR* data_target, int value, unsigned int delta) { 324fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee while (data_target) { 325fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if ((static_cast<unsigned>(value - data_target->operands[0])) <= delta) 326fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee return data_target; 327fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee data_target = data_target->next; 328a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 329a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return NULL; 33031a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 33131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 33231a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* Search the existing constants in the literal pool for an exact wide match */ 3332ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromLIR* Mir2Lir::ScanLiteralPoolWide(LIR* data_target, int val_lo, int val_hi) { 334fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee bool lo_match = false; 335fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LIR* lo_target = NULL; 336fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee while (data_target) { 337fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (lo_match && (data_target->operands[0] == val_hi)) { 3384ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee // Record high word in case we need to expand this later. 3394ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee lo_target->operands[1] = val_hi; 340fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee return lo_target; 34131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee } 342fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee lo_match = false; 343fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (data_target->operands[0] == val_lo) { 344fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee lo_match = true; 345fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee lo_target = data_target; 346a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 347fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee data_target = data_target->next; 348a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 349a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return NULL; 35031a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 35131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 35231a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* 35331a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee * The following are building blocks to insert constants into the pool or 35431a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee * instruction streams. 35531a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee */ 35631a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 3574ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee/* Add a 32-bit constant to the constant pool */ 3582ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromLIR* Mir2Lir::AddWordData(LIR* *constant_list_p, int value) { 359a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* Add the constant to the literal pool */ 360fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (constant_list_p) { 361f6c4b3ba3825de1dbb3e747a68b809c6cc8eb4dbMathieu Chartier LIR* new_value = static_cast<LIR*>(arena_->Alloc(sizeof(LIR), ArenaAllocator::kAllocData)); 362fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee new_value->operands[0] = value; 363fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee new_value->next = *constant_list_p; 364fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee *constant_list_p = new_value; 365b48819db07f9a0992a72173380c24249d7fc648abuzbee estimated_native_code_size_ += sizeof(value); 366fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee return new_value; 367a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 368a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return NULL; 36931a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 37031a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 37131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* Add a 64-bit constant to the constant pool or mixed with code */ 3722ce745c06271d5223d57dbf08117b20d5b60694aBrian CarlstromLIR* Mir2Lir::AddWideData(LIR* *constant_list_p, int val_lo, int val_hi) { 3731fd3346740dfb7f47be9922312b68a4227fada96buzbee AddWordData(constant_list_p, val_hi); 3741fd3346740dfb7f47be9922312b68a4227fada96buzbee return AddWordData(constant_list_p, val_lo); 37531a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 37631a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 377aad94383fc41e8f8770f0b2144f766a2ffa772e7buzbeestatic void PushWord(std::vector<uint8_t>&buf, int data) { 378df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom buf.push_back(data & 0xff); 379df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom buf.push_back((data >> 8) & 0xff); 380df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom buf.push_back((data >> 16) & 0xff); 381df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom buf.push_back((data >> 24) & 0xff); 382e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 383e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 3840d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee// Push 8 bytes on 64-bit systems; 4 on 32-bit systems. 3850d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeestatic void PushPointer(std::vector<uint8_t>&buf, void const* pointer) { 3860d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee uintptr_t data = reinterpret_cast<uintptr_t>(pointer); 3870d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee if (sizeof(void*) == sizeof(uint64_t)) { 3880d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee PushWord(buf, (data >> (sizeof(void*) * 4)) & 0xFFFFFFFF); 3890d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee PushWord(buf, data & 0xFFFFFFFF); 3900d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee } else { 3910d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee PushWord(buf, data); 3920d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee } 3930d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee} 3940d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee 395aad94383fc41e8f8770f0b2144f766a2ffa772e7buzbeestatic void AlignBuffer(std::vector<uint8_t>&buf, size_t offset) { 396a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee while (buf.size() < offset) { 397a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee buf.push_back(0); 398a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 399e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 400e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 401e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee/* Write the literal pool to the output stream */ 4022ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::InstallLiteralPools() { 4031fd3346740dfb7f47be9922312b68a4227fada96buzbee AlignBuffer(code_buffer_, data_offset_); 4041fd3346740dfb7f47be9922312b68a4227fada96buzbee LIR* data_lir = literal_list_; 405fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee while (data_lir != NULL) { 4061fd3346740dfb7f47be9922312b68a4227fada96buzbee PushWord(code_buffer_, data_lir->operands[0]); 407fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee data_lir = NEXT_LIR(data_lir); 408a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 409a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee // Push code and method literals, record offsets for the compiler to patch. 4101fd3346740dfb7f47be9922312b68a4227fada96buzbee data_lir = code_literal_list_; 411fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee while (data_lir != NULL) { 412fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee uint32_t target = data_lir->operands[0]; 4131fd3346740dfb7f47be9922312b68a4227fada96buzbee cu_->compiler_driver->AddCodePatch(cu_->dex_file, 4148b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers cu_->class_def_idx, 4158b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers cu_->method_idx, 4168b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers cu_->invoke_type, 4178b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers target, 4188b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers static_cast<InvokeType>(data_lir->operands[1]), 4198b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers code_buffer_.size()); 4201fd3346740dfb7f47be9922312b68a4227fada96buzbee const DexFile::MethodId& id = cu_->dex_file->GetMethodId(target); 4210d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee // unique value based on target to ensure code deduplication works 4220d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee PushPointer(code_buffer_, &id); 423fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee data_lir = NEXT_LIR(data_lir); 424137e88f798857321f4007631fdf052d2830ec2c4Ian Rogers } 4251fd3346740dfb7f47be9922312b68a4227fada96buzbee data_lir = method_literal_list_; 426fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee while (data_lir != NULL) { 427fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee uint32_t target = data_lir->operands[0]; 4281fd3346740dfb7f47be9922312b68a4227fada96buzbee cu_->compiler_driver->AddMethodPatch(cu_->dex_file, 4298b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers cu_->class_def_idx, 4308b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers cu_->method_idx, 4318b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers cu_->invoke_type, 4328b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers target, 4338b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers static_cast<InvokeType>(data_lir->operands[1]), 4348b2c0b9abc3f520495f4387ea040132ba85cae69Ian Rogers code_buffer_.size()); 4351fd3346740dfb7f47be9922312b68a4227fada96buzbee const DexFile::MethodId& id = cu_->dex_file->GetMethodId(target); 4360d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee // unique value based on target to ensure code deduplication works 4370d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee PushPointer(code_buffer_, &id); 438fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee data_lir = NEXT_LIR(data_lir); 439a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 440e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 441e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 442e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee/* Write the switch tables to the output stream */ 4432ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::InstallSwitchTables() { 444862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee GrowableArray<SwitchTable*>::Iterator iterator(&switch_tables_); 445a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee while (true) { 446862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee Mir2Lir::SwitchTable* tab_rec = iterator.Next(); 447fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec == NULL) break; 4481fd3346740dfb7f47be9922312b68a4227fada96buzbee AlignBuffer(code_buffer_, tab_rec->offset); 449a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* 450a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * For Arm, our reference point is the address of the bx 451a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * instruction that does the launch, so we have to subtract 452a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * the auto pc-advance. For other targets the reference point 453a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * is a label, so we can use the offset as-is. 454a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee */ 455fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee int bx_offset = INVALID_OFFSET; 4561fd3346740dfb7f47be9922312b68a4227fada96buzbee switch (cu_->instruction_set) { 457b046e16d8b8da318d6055f9308950131f1255e08buzbee case kThumb2: 458b48819db07f9a0992a72173380c24249d7fc648abuzbee DCHECK(tab_rec->anchor->flags.fixup != kFixupNone); 459fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee bx_offset = tab_rec->anchor->offset + 4; 460b046e16d8b8da318d6055f9308950131f1255e08buzbee break; 461b046e16d8b8da318d6055f9308950131f1255e08buzbee case kX86: 462fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee bx_offset = 0; 463b046e16d8b8da318d6055f9308950131f1255e08buzbee break; 464b046e16d8b8da318d6055f9308950131f1255e08buzbee case kMips: 465fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee bx_offset = tab_rec->anchor->offset; 466b046e16d8b8da318d6055f9308950131f1255e08buzbee break; 4671fd3346740dfb7f47be9922312b68a4227fada96buzbee default: LOG(FATAL) << "Unexpected instruction set: " << cu_->instruction_set; 468b046e16d8b8da318d6055f9308950131f1255e08buzbee } 4691fd3346740dfb7f47be9922312b68a4227fada96buzbee if (cu_->verbose) { 470fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(INFO) << "Switch table for offset 0x" << std::hex << bx_offset; 471a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 472fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec->table[0] == Instruction::kSparseSwitchSignature) { 4730d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t* keys = reinterpret_cast<const int32_t*>(&(tab_rec->table[2])); 474fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee for (int elems = 0; elems < tab_rec->table[1]; elems++) { 475fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee int disp = tab_rec->targets[elems]->offset - bx_offset; 4761fd3346740dfb7f47be9922312b68a4227fada96buzbee if (cu_->verbose) { 477a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << " Case[" << elems << "] key: 0x" 478a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << std::hex << keys[elems] << ", disp: 0x" 479a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << std::hex << disp; 480e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee } 4811fd3346740dfb7f47be9922312b68a4227fada96buzbee PushWord(code_buffer_, keys[elems]); 4821fd3346740dfb7f47be9922312b68a4227fada96buzbee PushWord(code_buffer_, 483fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee tab_rec->targets[elems]->offset - bx_offset); 484a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 485a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } else { 486fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee DCHECK_EQ(static_cast<int>(tab_rec->table[0]), 487a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee static_cast<int>(Instruction::kPackedSwitchSignature)); 488fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee for (int elems = 0; elems < tab_rec->table[1]; elems++) { 489fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee int disp = tab_rec->targets[elems]->offset - bx_offset; 4901fd3346740dfb7f47be9922312b68a4227fada96buzbee if (cu_->verbose) { 491a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << " Case[" << elems << "] disp: 0x" 492a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << std::hex << disp; 493e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee } 4941fd3346740dfb7f47be9922312b68a4227fada96buzbee PushWord(code_buffer_, tab_rec->targets[elems]->offset - bx_offset); 495a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 496e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee } 497a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 498e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 499e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 500e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee/* Write the fill array dta to the output stream */ 5012ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::InstallFillArrayData() { 502862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee GrowableArray<FillArrayData*>::Iterator iterator(&fill_array_data_); 503a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee while (true) { 504862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee Mir2Lir::FillArrayData *tab_rec = iterator.Next(); 505fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec == NULL) break; 5061fd3346740dfb7f47be9922312b68a4227fada96buzbee AlignBuffer(code_buffer_, tab_rec->offset); 507fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee for (int i = 0; i < (tab_rec->size + 1) / 2; i++) { 508df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom code_buffer_.push_back(tab_rec->table[i] & 0xFF); 509df62950e7a32031b82360c407d46a37b94188fbbBrian Carlstrom code_buffer_.push_back((tab_rec->table[i] >> 8) & 0xFF); 510e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee } 511a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 512e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 513e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 5140d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeestatic int AssignLiteralOffsetCommon(LIR* lir, CodeOffset offset) { 51502c8cc6d1312a2b55533f02f6369dc7c94672f90Brian Carlstrom for (; lir != NULL; lir = lir->next) { 516a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee lir->offset = offset; 517a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee offset += 4; 518a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 519a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return offset; 520e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 521e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 5220d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeestatic int AssignLiteralPointerOffsetCommon(LIR* lir, CodeOffset offset) { 5230d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee unsigned int element_size = sizeof(void*); 5240d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee // Align to natural pointer size. 5250d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee offset = (offset + (element_size - 1)) & ~(element_size - 1); 5260d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee for (; lir != NULL; lir = lir->next) { 5270d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee lir->offset = offset; 5280d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee offset += element_size; 5290d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee } 5300d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee return offset; 5310d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee} 5320d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee 5336459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee// Make sure we have a code address for every declared catch entry 5342ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstrombool Mir2Lir::VerifyCatchEntries() { 53506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko MappingTable table(&encoded_mapping_table_[0]); 53606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko std::vector<uint32_t> dex_pcs; 53706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko dex_pcs.reserve(table.DexToPcSize()); 53806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (auto it = table.DexToPcBegin(), end = table.DexToPcEnd(); it != end; ++it) { 53906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko dex_pcs.push_back(it.DexPc()); 54006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 54106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko // Sort dex_pcs, so that we can quickly check it against the ordered mir_graph_->catches_. 54206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko std::sort(dex_pcs.begin(), dex_pcs.end()); 54306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko 5446459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee bool success = true; 54506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko auto it = dex_pcs.begin(), end = dex_pcs.end(); 54606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (uint32_t dex_pc : mir_graph_->catches_) { 54706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko while (it != end && *it < dex_pc) { 54806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko LOG(INFO) << "Unexpected catch entry @ dex pc 0x" << std::hex << *it; 54906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko ++it; 5506459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee success = false; 5516459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee } 55206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (it == end || *it > dex_pc) { 55306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko LOG(INFO) << "Missing native PC for catch entry @ 0x" << std::hex << dex_pc; 5546459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee success = false; 55506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } else { 55606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko ++it; 5576459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee } 5586459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee } 5596459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee if (!success) { 5601fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "Bad dex2pcMapping table in " << PrettyMethod(cu_->method_idx, *cu_->dex_file); 5611fd3346740dfb7f47be9922312b68a4227fada96buzbee LOG(INFO) << "Entries @ decode: " << mir_graph_->catches_.size() << ", Entries in table: " 56206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko << table.DexToPcSize(); 5636459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee } 5646459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee return success; 5656459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee} 5666459e7cb35ca83ffc2f266dddeb83673bc07ecd4buzbee 567311ca169f4727d46a55bdc8dfa0059719fa72b65buzbee 5682ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::CreateMappingTables() { 5691e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t pc2dex_data_size = 0u; 5701e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t pc2dex_entries = 0u; 5711e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t pc2dex_offset = 0u; 5721e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t pc2dex_dalvik_offset = 0u; 5731e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t dex2pc_data_size = 0u; 5741e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t dex2pc_entries = 0u; 5751e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t dex2pc_offset = 0u; 5761e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t dex2pc_dalvik_offset = 0u; 5771fd3346740dfb7f47be9922312b68a4227fada96buzbee for (LIR* tgt_lir = first_lir_insn_; tgt_lir != NULL; tgt_lir = NEXT_LIR(tgt_lir)) { 578fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (!tgt_lir->flags.is_nop && (tgt_lir->opcode == kPseudoSafepointPC)) { 5791e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_entries += 1; 5801e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko DCHECK(pc2dex_offset <= tgt_lir->offset); 5811e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_data_size += UnsignedLeb128Size(tgt_lir->offset - pc2dex_offset); 5821e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_data_size += SignedLeb128Size(static_cast<int32_t>(tgt_lir->dalvik_offset) - 5831e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko static_cast<int32_t>(pc2dex_dalvik_offset)); 5841e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_offset = tgt_lir->offset; 5851e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_dalvik_offset = tgt_lir->dalvik_offset; 586a5b3024aed77a8204d5fb48ba7f763fb8c60fa76Bill Buzbee } 587fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (!tgt_lir->flags.is_nop && (tgt_lir->opcode == kPseudoExportedPC)) { 5881e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko dex2pc_entries += 1; 5891e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko DCHECK(dex2pc_offset <= tgt_lir->offset); 5901e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko dex2pc_data_size += UnsignedLeb128Size(tgt_lir->offset - dex2pc_offset); 5911e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko dex2pc_data_size += SignedLeb128Size(static_cast<int32_t>(tgt_lir->dalvik_offset) - 5921e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko static_cast<int32_t>(dex2pc_dalvik_offset)); 5931e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko dex2pc_offset = tgt_lir->offset; 5941e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko dex2pc_dalvik_offset = tgt_lir->dalvik_offset; 595e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee } 596a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 5971e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko 5981e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t total_entries = pc2dex_entries + dex2pc_entries; 5991e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t hdr_data_size = UnsignedLeb128Size(total_entries) + UnsignedLeb128Size(pc2dex_entries); 6001e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko uint32_t data_size = hdr_data_size + pc2dex_data_size + dex2pc_data_size; 60106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko encoded_mapping_table_.resize(data_size); 60206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko uint8_t* write_pos = &encoded_mapping_table_[0]; 60306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko write_pos = EncodeUnsignedLeb128(write_pos, total_entries); 60406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko write_pos = EncodeUnsignedLeb128(write_pos, pc2dex_entries); 60506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DCHECK_EQ(static_cast<size_t>(write_pos - &encoded_mapping_table_[0]), hdr_data_size); 60606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko uint8_t* write_pos2 = write_pos + pc2dex_data_size; 6071e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko 6081e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_offset = 0u; 6091e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko pc2dex_dalvik_offset = 0u; 61006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko dex2pc_offset = 0u; 61106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko dex2pc_dalvik_offset = 0u; 61206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (LIR* tgt_lir = first_lir_insn_; tgt_lir != NULL; tgt_lir = NEXT_LIR(tgt_lir)) { 61306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (!tgt_lir->flags.is_nop && (tgt_lir->opcode == kPseudoSafepointPC)) { 61406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DCHECK(pc2dex_offset <= tgt_lir->offset); 61506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko write_pos = EncodeUnsignedLeb128(write_pos, tgt_lir->offset - pc2dex_offset); 61606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko write_pos = EncodeSignedLeb128(write_pos, static_cast<int32_t>(tgt_lir->dalvik_offset) - 61706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko static_cast<int32_t>(pc2dex_dalvik_offset)); 61806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko pc2dex_offset = tgt_lir->offset; 61906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko pc2dex_dalvik_offset = tgt_lir->dalvik_offset; 62006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 62106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (!tgt_lir->flags.is_nop && (tgt_lir->opcode == kPseudoExportedPC)) { 62206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DCHECK(dex2pc_offset <= tgt_lir->offset); 62306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko write_pos2 = EncodeUnsignedLeb128(write_pos2, tgt_lir->offset - dex2pc_offset); 62406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko write_pos2 = EncodeSignedLeb128(write_pos2, static_cast<int32_t>(tgt_lir->dalvik_offset) - 62506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko static_cast<int32_t>(dex2pc_dalvik_offset)); 62606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko dex2pc_offset = tgt_lir->offset; 62706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko dex2pc_dalvik_offset = tgt_lir->dalvik_offset; 62806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 6291e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko } 63006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DCHECK_EQ(static_cast<size_t>(write_pos - &encoded_mapping_table_[0]), 63106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko hdr_data_size + pc2dex_data_size); 63206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DCHECK_EQ(static_cast<size_t>(write_pos2 - &encoded_mapping_table_[0]), data_size); 6331e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko 63496faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers if (kIsDebugBuild) { 63506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko CHECK(VerifyCatchEntries()); 63606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko 63796faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers // Verify the encoded table holds the expected data. 63806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko MappingTable table(&encoded_mapping_table_[0]); 63996faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers CHECK_EQ(table.TotalSize(), total_entries); 64096faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers CHECK_EQ(table.PcToDexSize(), pc2dex_entries); 6411e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko auto it = table.PcToDexBegin(); 6421e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko auto it2 = table.DexToPcBegin(); 64306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (LIR* tgt_lir = first_lir_insn_; tgt_lir != NULL; tgt_lir = NEXT_LIR(tgt_lir)) { 64406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (!tgt_lir->flags.is_nop && (tgt_lir->opcode == kPseudoSafepointPC)) { 64506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko CHECK_EQ(tgt_lir->offset, it.NativePcOffset()); 64606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko CHECK_EQ(tgt_lir->dalvik_offset, it.DexPc()); 64706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko ++it; 64806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 64906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko if (!tgt_lir->flags.is_nop && (tgt_lir->opcode == kPseudoExportedPC)) { 65006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko CHECK_EQ(tgt_lir->offset, it2.NativePcOffset()); 65106606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko CHECK_EQ(tgt_lir->dalvik_offset, it2.DexPc()); 65206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko ++it2; 65306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko } 65496faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers } 65506606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko CHECK(it == table.PcToDexEnd()); 6561e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko CHECK(it2 == table.DexToPcEnd()); 657311ca169f4727d46a55bdc8dfa0059719fa72b65buzbee } 658e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 659e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 6600c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogersclass NativePcToReferenceMapBuilder { 6610c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers public: 6620c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers NativePcToReferenceMapBuilder(std::vector<uint8_t>* table, 6630c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t entries, uint32_t max_native_offset, 6640c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t references_width) : entries_(entries), 6650c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers references_width_(references_width), in_use_(entries), 6660c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers table_(table) { 6670c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Compute width in bytes needed to hold max_native_offset. 6680c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers native_offset_width_ = 0; 6690c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers while (max_native_offset != 0) { 6700c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers native_offset_width_++; 6710c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers max_native_offset >>= 8; 6720c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 6730c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Resize table and set up header. 6740c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers table->resize((EntryWidth() * entries) + sizeof(uint32_t)); 675000d724207b4ff32fcbc9744da76d2f594675eedIan Rogers CHECK_LT(native_offset_width_, 1U << 3); 676000d724207b4ff32fcbc9744da76d2f594675eedIan Rogers (*table)[0] = native_offset_width_ & 7; 677000d724207b4ff32fcbc9744da76d2f594675eedIan Rogers CHECK_LT(references_width_, 1U << 13); 678000d724207b4ff32fcbc9744da76d2f594675eedIan Rogers (*table)[0] |= (references_width_ << 3) & 0xFF; 679000d724207b4ff32fcbc9744da76d2f594675eedIan Rogers (*table)[1] = (references_width_ >> 5) & 0xFF; 6800c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers CHECK_LT(entries, 1U << 16); 6810c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers (*table)[2] = entries & 0xFF; 6820c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers (*table)[3] = (entries >> 8) & 0xFF; 6830c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 6840c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 6850c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers void AddEntry(uint32_t native_offset, const uint8_t* references) { 6860c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t table_index = TableIndex(native_offset); 6870c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers while (in_use_[table_index]) { 6880c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers table_index = (table_index + 1) % entries_; 6890c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 6900c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers in_use_[table_index] = true; 6910d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee SetCodeOffset(table_index, native_offset); 6920d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee DCHECK_EQ(native_offset, GetCodeOffset(table_index)); 6930c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers SetReferences(table_index, references); 6940c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 6950c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 6960c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers private: 6970c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t TableIndex(uint32_t native_offset) { 6980c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers return NativePcOffsetToReferenceMap::Hash(native_offset) % entries_; 6990c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7000c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 7010d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee uint32_t GetCodeOffset(size_t table_index) { 7020c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers uint32_t native_offset = 0; 7030c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t table_offset = (table_index * EntryWidth()) + sizeof(uint32_t); 7040c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers for (size_t i = 0; i < native_offset_width_; i++) { 7050c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers native_offset |= (*table_)[table_offset + i] << (i * 8); 7060c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7070c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers return native_offset; 7080c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7090c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 7100d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee void SetCodeOffset(size_t table_index, uint32_t native_offset) { 7110c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t table_offset = (table_index * EntryWidth()) + sizeof(uint32_t); 7120c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers for (size_t i = 0; i < native_offset_width_; i++) { 7130c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers (*table_)[table_offset + i] = (native_offset >> (i * 8)) & 0xFF; 7140c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7150c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7160c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 7170c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers void SetReferences(size_t table_index, const uint8_t* references) { 7180c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t table_offset = (table_index * EntryWidth()) + sizeof(uint32_t); 7190c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers memcpy(&(*table_)[table_offset + native_offset_width_], references, references_width_); 7200c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7210c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 7220c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t EntryWidth() const { 7230c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers return native_offset_width_ + references_width_; 7240c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7250c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 7260c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Number of entries in the table. 7270c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers const size_t entries_; 7280c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Number of bytes used to encode the reference bitmap. 7290c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers const size_t references_width_; 7300c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Number of bytes used to encode a native offset. 7310c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers size_t native_offset_width_; 7320c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Entries that are in use. 7330c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers std::vector<bool> in_use_; 7340c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // The table we're building. 7350c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers std::vector<uint8_t>* const table_; 7360c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers}; 7370c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 7381fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid Mir2Lir::CreateNativeGcMap() { 73906606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko DCHECK(!encoded_mapping_table_.empty()); 74006606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko MappingTable mapping_table(&encoded_mapping_table_[0]); 7410c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers uint32_t max_native_offset = 0; 74206606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (auto it = mapping_table.PcToDexBegin(), end = mapping_table.PcToDexEnd(); it != end; ++it) { 74306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko uint32_t native_offset = it.NativePcOffset(); 7440c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers if (native_offset > max_native_offset) { 7450c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers max_native_offset = native_offset; 7460c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7470c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 74851c2467e8771b56e25ae4f17f66522f979f57a7eBrian Carlstrom MethodReference method_ref(cu_->dex_file, cu_->method_idx); 7490c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers const std::vector<uint8_t>* gc_map_raw = verifier::MethodVerifier::GetDexGcMap(method_ref); 7500c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers verifier::DexPcToReferenceMap dex_gc_map(&(*gc_map_raw)[4], gc_map_raw->size() - 4); 7510c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers // Compute native offset to references size. 7521fd3346740dfb7f47be9922312b68a4227fada96buzbee NativePcToReferenceMapBuilder native_gc_map_builder(&native_gc_map_, 75306606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko mapping_table.PcToDexSize(), 75406606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko max_native_offset, dex_gc_map.RegWidth()); 7550c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 75606606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko for (auto it = mapping_table.PcToDexBegin(), end = mapping_table.PcToDexEnd(); it != end; ++it) { 75706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko uint32_t native_offset = it.NativePcOffset(); 75806606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko uint32_t dex_pc = it.DexPc(); 7590c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers const uint8_t* references = dex_gc_map.FindBitMap(dex_pc, false); 760a5b3024aed77a8204d5fb48ba7f763fb8c60fa76Bill Buzbee CHECK(references != NULL) << "Missing ref for dex pc 0x" << std::hex << dex_pc; 761a5b3024aed77a8204d5fb48ba7f763fb8c60fa76Bill Buzbee native_gc_map_builder.AddEntry(native_offset, references); 7620c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers } 7630c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers} 7640c7abda482f53db3d153c073d1c7a145f84e0626Ian Rogers 765e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee/* Determine the offset of each literal field */ 7660d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeeint Mir2Lir::AssignLiteralOffset(CodeOffset offset) { 7671fd3346740dfb7f47be9922312b68a4227fada96buzbee offset = AssignLiteralOffsetCommon(literal_list_, offset); 7680d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee offset = AssignLiteralPointerOffsetCommon(code_literal_list_, offset); 7690d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee offset = AssignLiteralPointerOffsetCommon(method_literal_list_, offset); 770a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return offset; 771e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 772e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 7730d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeeint Mir2Lir::AssignSwitchTablesOffset(CodeOffset offset) { 774862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee GrowableArray<SwitchTable*>::Iterator iterator(&switch_tables_); 775a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee while (true) { 7760d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee Mir2Lir::SwitchTable* tab_rec = iterator.Next(); 777fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec == NULL) break; 778fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee tab_rec->offset = offset; 779fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec->table[0] == Instruction::kSparseSwitchSignature) { 780fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee offset += tab_rec->table[1] * (sizeof(int) * 2); 781a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } else { 782fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee DCHECK_EQ(static_cast<int>(tab_rec->table[0]), 783a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee static_cast<int>(Instruction::kPackedSwitchSignature)); 784fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee offset += tab_rec->table[1] * sizeof(int); 785e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee } 786a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 787a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return offset; 788e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 789e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 7900d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeeint Mir2Lir::AssignFillArrayDataOffset(CodeOffset offset) { 791862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee GrowableArray<FillArrayData*>::Iterator iterator(&fill_array_data_); 792a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee while (true) { 793862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee Mir2Lir::FillArrayData *tab_rec = iterator.Next(); 794fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec == NULL) break; 795fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee tab_rec->offset = offset; 796fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee offset += tab_rec->size; 797a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee // word align 798a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee offset = (offset + 3) & ~3; 799a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 800a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee return offset; 801e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee} 802e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 80331a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee/* 80431a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee * Insert a kPseudoCaseLabel at the beginning of the Dalvik 805b48819db07f9a0992a72173380c24249d7fc648abuzbee * offset vaddr if pretty-printing, otherise use the standard block 806b48819db07f9a0992a72173380c24249d7fc648abuzbee * label. The selected label will be used to fix up the case 807252254b130067cd7a5071865e793966871ae0246buzbee * branch table during the assembly phase. All resource flags 808252254b130067cd7a5071865e793966871ae0246buzbee * are set to prevent code motion. KeyVal is just there for debugging. 80931a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee */ 8100d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeeLIR* Mir2Lir::InsertCaseLabel(DexOffset vaddr, int keyVal) { 811252254b130067cd7a5071865e793966871ae0246buzbee LIR* boundary_lir = &block_label_list_[mir_graph_->FindBlock(vaddr)->id]; 812b48819db07f9a0992a72173380c24249d7fc648abuzbee LIR* res = boundary_lir; 813b48819db07f9a0992a72173380c24249d7fc648abuzbee if (cu_->verbose) { 814b48819db07f9a0992a72173380c24249d7fc648abuzbee // Only pay the expense if we're pretty-printing. 815b48819db07f9a0992a72173380c24249d7fc648abuzbee LIR* new_label = static_cast<LIR*>(arena_->Alloc(sizeof(LIR), ArenaAllocator::kAllocLIR)); 816b48819db07f9a0992a72173380c24249d7fc648abuzbee new_label->dalvik_offset = vaddr; 817b48819db07f9a0992a72173380c24249d7fc648abuzbee new_label->opcode = kPseudoCaseLabel; 818b48819db07f9a0992a72173380c24249d7fc648abuzbee new_label->operands[0] = keyVal; 819b48819db07f9a0992a72173380c24249d7fc648abuzbee new_label->flags.fixup = kFixupLabel; 820b48819db07f9a0992a72173380c24249d7fc648abuzbee DCHECK(!new_label->flags.use_def_invalid); 821b48819db07f9a0992a72173380c24249d7fc648abuzbee new_label->u.m.def_mask = ENCODE_ALL; 822b48819db07f9a0992a72173380c24249d7fc648abuzbee InsertLIRAfter(boundary_lir, new_label); 823b48819db07f9a0992a72173380c24249d7fc648abuzbee res = new_label; 824b48819db07f9a0992a72173380c24249d7fc648abuzbee } 825b48819db07f9a0992a72173380c24249d7fc648abuzbee return res; 82631a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 82731a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 8280d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeevoid Mir2Lir::MarkPackedCaseLabels(Mir2Lir::SwitchTable* tab_rec) { 829fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee const uint16_t* table = tab_rec->table; 8300d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee DexOffset base_vaddr = tab_rec->vaddr; 8310d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t *targets = reinterpret_cast<const int32_t*>(&table[4]); 832a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee int entries = table[1]; 833fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee int low_key = s4FromSwitchData(&table[2]); 834a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee for (int i = 0; i < entries; i++) { 8351fd3346740dfb7f47be9922312b68a4227fada96buzbee tab_rec->targets[i] = InsertCaseLabel(base_vaddr + targets[i], i + low_key); 836a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 83731a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 83831a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 8390d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeevoid Mir2Lir::MarkSparseCaseLabels(Mir2Lir::SwitchTable* tab_rec) { 840fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee const uint16_t* table = tab_rec->table; 8410d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee DexOffset base_vaddr = tab_rec->vaddr; 842a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee int entries = table[1]; 8430d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t* keys = reinterpret_cast<const int32_t*>(&table[2]); 8440d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t* targets = &keys[entries]; 845a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee for (int i = 0; i < entries; i++) { 8461fd3346740dfb7f47be9922312b68a4227fada96buzbee tab_rec->targets[i] = InsertCaseLabel(base_vaddr + targets[i], keys[i]); 847a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 84831a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 84931a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 8502ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::ProcessSwitchTables() { 851862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee GrowableArray<SwitchTable*>::Iterator iterator(&switch_tables_); 852a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee while (true) { 853862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee Mir2Lir::SwitchTable *tab_rec = iterator.Next(); 854fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec == NULL) break; 855fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee if (tab_rec->table[0] == Instruction::kPackedSwitchSignature) { 8561fd3346740dfb7f47be9922312b68a4227fada96buzbee MarkPackedCaseLabels(tab_rec); 857fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee } else if (tab_rec->table[0] == Instruction::kSparseSwitchSignature) { 8581fd3346740dfb7f47be9922312b68a4227fada96buzbee MarkSparseCaseLabels(tab_rec); 859a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } else { 860a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(FATAL) << "Invalid switch table"; 86131a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee } 862a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 86331a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 86431a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 8652ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::DumpSparseSwitchTable(const uint16_t* table) { 866a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* 867a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * Sparse switch data format: 868a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * ushort ident = 0x0200 magic value 869a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * ushort size number of entries in the table; > 0 870a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * int keys[size] keys, sorted low-to-high; 32-bit aligned 871a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * int targets[size] branch targets, relative to switch opcode 872a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * 873a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * Total size is (2+size*4) 16-bit code units. 874a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee */ 875eaf09bc65f9a10d12befcdb239156938c9bceef2buzbee uint16_t ident = table[0]; 876a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee int entries = table[1]; 8770d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t* keys = reinterpret_cast<const int32_t*>(&table[2]); 8780d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t* targets = &keys[entries]; 879a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "Sparse switch table - ident:0x" << std::hex << ident 880a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << ", entries: " << std::dec << entries; 881a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee for (int i = 0; i < entries; i++) { 882a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << " Key[" << keys[i] << "] -> 0x" << std::hex << targets[i]; 883a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 88431a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 88531a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee 8862ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::DumpPackedSwitchTable(const uint16_t* table) { 887a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee /* 888a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * Packed switch data format: 889a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * ushort ident = 0x0100 magic value 890a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * ushort size number of entries in the table 891a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * int first_key first (and lowest) switch case value 892a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * int targets[size] branch targets, relative to switch opcode 893a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * 894a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee * Total size is (4+size*2) 16-bit code units. 895a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee */ 896eaf09bc65f9a10d12befcdb239156938c9bceef2buzbee uint16_t ident = table[0]; 8970d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee const int32_t* targets = reinterpret_cast<const int32_t*>(&table[4]); 898a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee int entries = table[1]; 899fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee int low_key = s4FromSwitchData(&table[2]); 900a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee LOG(INFO) << "Packed switch table - ident:0x" << std::hex << ident 901fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee << ", entries: " << std::dec << entries << ", low_key: " << low_key; 902a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee for (int i = 0; i < entries; i++) { 903fa57c47f1b72916371a9c2d5c1389219bce655b4buzbee LOG(INFO) << " Key[" << (i + low_key) << "] -> 0x" << std::hex 904a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee << targets[i]; 905a114add0300b95eeaae7465493f39144e07324e8Bill Buzbee } 90631a4a6f5717f645da6b97ccc1e420ae1e1c71ce0buzbee} 907e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 908252254b130067cd7a5071865e793966871ae0246buzbee/* Set up special LIR to mark a Dalvik byte-code instruction start for pretty printing */ 9090d82948094d9a198e01aa95f64012bdedd5b6fc9buzbeevoid Mir2Lir::MarkBoundary(DexOffset offset, const char* inst_str) { 9100d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee // NOTE: only used for debug listings. 9110d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee NewLIR1(kPseudoDalvikByteCodeBoundary, WrapPointer(ArenaStrdup(inst_str))); 912d1643e41ef242ae656f667bf3c8b0324635cefd3buzbee} 913e3acd07f28d5625062b599c2817cb5f7a53f54a9buzbee 9142ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstrombool Mir2Lir::EvaluateBranch(Instruction::Code opcode, int32_t src1, int32_t src2) { 915e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee bool is_taken; 916e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee switch (opcode) { 917e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_EQ: is_taken = (src1 == src2); break; 918e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_NE: is_taken = (src1 != src2); break; 919e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_LT: is_taken = (src1 < src2); break; 920e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_GE: is_taken = (src1 >= src2); break; 921e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_GT: is_taken = (src1 > src2); break; 922e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_LE: is_taken = (src1 <= src2); break; 923e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_EQZ: is_taken = (src1 == 0); break; 924e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_NEZ: is_taken = (src1 != 0); break; 925e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_LTZ: is_taken = (src1 < 0); break; 926e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_GEZ: is_taken = (src1 >= 0); break; 927e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_GTZ: is_taken = (src1 > 0); break; 928e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee case Instruction::IF_LEZ: is_taken = (src1 <= 0); break; 929e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee default: 930e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee LOG(FATAL) << "Unexpected opcode " << opcode; 931e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee is_taken = false; 932e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee } 933e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee return is_taken; 934e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee} 935e6285f99a53a344efd6f8409ff5f43a3e80190dbbuzbee 9364ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee// Convert relation of src1/src2 to src2/src1 9371fd3346740dfb7f47be9922312b68a4227fada96buzbeeConditionCode Mir2Lir::FlipComparisonOrder(ConditionCode before) { 9384ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee ConditionCode res; 9394ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee switch (before) { 9404ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee case kCondEq: res = kCondEq; break; 9414ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee case kCondNe: res = kCondNe; break; 9424ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee case kCondLt: res = kCondGt; break; 9434ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee case kCondGt: res = kCondLt; break; 9444ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee case kCondLe: res = kCondGe; break; 9454ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee case kCondGe: res = kCondLe; break; 9464ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee default: 9474ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee res = static_cast<ConditionCode>(0); 9484ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee LOG(FATAL) << "Unexpected ccode " << before; 9494ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee } 9504ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee return res; 9514ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee} 9524ef3e45d7c6ec3c482a1a48f4df470811aa3cf0abuzbee 953862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee// TODO: move to mir_to_lir.cc 954862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbeeMir2Lir::Mir2Lir(CompilationUnit* cu, MIRGraph* mir_graph, ArenaAllocator* arena) 9556282dc12440a2072dc06a616160027ff21bd895eIan Rogers : Backend(arena), 9566282dc12440a2072dc06a616160027ff21bd895eIan Rogers literal_list_(NULL), 9571fd3346740dfb7f47be9922312b68a4227fada96buzbee method_literal_list_(NULL), 9581fd3346740dfb7f47be9922312b68a4227fada96buzbee code_literal_list_(NULL), 959b48819db07f9a0992a72173380c24249d7fc648abuzbee first_fixup_(NULL), 9601fd3346740dfb7f47be9922312b68a4227fada96buzbee cu_(cu), 9611fd3346740dfb7f47be9922312b68a4227fada96buzbee mir_graph_(mir_graph), 962862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee switch_tables_(arena, 4, kGrowableArraySwitchTables), 963862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee fill_array_data_(arena, 4, kGrowableArrayFillArrayData), 964862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee throw_launchpads_(arena, 2048, kGrowableArrayThrowLaunchPads), 965862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee suspend_launchpads_(arena, 4, kGrowableArraySuspendLaunchPads), 966862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee intrinsic_launchpads_(arena, 2048, kGrowableArrayMisc), 967bd663de599b16229085759366c56e2ed5a1dc7ecbuzbee tempreg_info_(arena, 20, kGrowableArrayMisc), 968bd663de599b16229085759366c56e2ed5a1dc7ecbuzbee reginfo_map_(arena, 64, kGrowableArrayMisc), 9690d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee pointer_storage_(arena, 128, kGrowableArrayMisc), 9701fd3346740dfb7f47be9922312b68a4227fada96buzbee data_offset_(0), 9711fd3346740dfb7f47be9922312b68a4227fada96buzbee total_size_(0), 9721fd3346740dfb7f47be9922312b68a4227fada96buzbee block_label_list_(NULL), 973862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee current_dalvik_offset_(0), 974b48819db07f9a0992a72173380c24249d7fc648abuzbee estimated_native_code_size_(0), 975862a76027076c341c26aa6cd4a30a7cdd6dc2143buzbee reg_pool_(NULL), 9761fd3346740dfb7f47be9922312b68a4227fada96buzbee live_sreg_(0), 9771fd3346740dfb7f47be9922312b68a4227fada96buzbee num_core_spills_(0), 9781fd3346740dfb7f47be9922312b68a4227fada96buzbee num_fp_spills_(0), 9791fd3346740dfb7f47be9922312b68a4227fada96buzbee frame_size_(0), 9801fd3346740dfb7f47be9922312b68a4227fada96buzbee core_spill_mask_(0), 9811fd3346740dfb7f47be9922312b68a4227fada96buzbee fp_spill_mask_(0), 9821fd3346740dfb7f47be9922312b68a4227fada96buzbee first_lir_insn_(NULL), 9835c96e6b4dc354a7439b211b93462fbe8edea5e57Vladimir Marko last_lir_insn_(NULL), 9845c96e6b4dc354a7439b211b93462fbe8edea5e57Vladimir Marko inliner_(nullptr) { 9851fd3346740dfb7f47be9922312b68a4227fada96buzbee promotion_map_ = static_cast<PromotionMap*> 986f6c4b3ba3825de1dbb3e747a68b809c6cc8eb4dbMathieu Chartier (arena_->Alloc((cu_->num_dalvik_registers + cu_->num_compiler_temps + 1) * 987f6c4b3ba3825de1dbb3e747a68b809c6cc8eb4dbMathieu Chartier sizeof(promotion_map_[0]), ArenaAllocator::kAllocRegAlloc)); 9880d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee // Reserve pointer id 0 for NULL. 9890d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee size_t null_idx = WrapPointer(NULL); 9900d82948094d9a198e01aa95f64012bdedd5b6fc9buzbee DCHECK_EQ(null_idx, 0U); 9911fd3346740dfb7f47be9922312b68a4227fada96buzbee} 9921fd3346740dfb7f47be9922312b68a4227fada96buzbee 9931fd3346740dfb7f47be9922312b68a4227fada96buzbeevoid Mir2Lir::Materialize() { 994a61f49539a59b610e557b5513695295639496750buzbee cu_->NewTimingSplit("RegisterAllocation"); 9951fd3346740dfb7f47be9922312b68a4227fada96buzbee CompilerInitializeRegAlloc(); // Needs to happen after SSA naming 9961fd3346740dfb7f47be9922312b68a4227fada96buzbee 9971fd3346740dfb7f47be9922312b68a4227fada96buzbee /* Allocate Registers using simple local allocation scheme */ 9981fd3346740dfb7f47be9922312b68a4227fada96buzbee SimpleRegAlloc(); 9991fd3346740dfb7f47be9922312b68a4227fada96buzbee 1000479f83c196d5a95e36196eac548dc6019e70a5bebuzbee if (mir_graph_->IsSpecialCase()) { 10011fd3346740dfb7f47be9922312b68a4227fada96buzbee /* 10021fd3346740dfb7f47be9922312b68a4227fada96buzbee * Custom codegen for special cases. If for any reason the 10031fd3346740dfb7f47be9922312b68a4227fada96buzbee * special codegen doesn't succeed, first_lir_insn_ will 10041fd3346740dfb7f47be9922312b68a4227fada96buzbee * set to NULL; 10051fd3346740dfb7f47be9922312b68a4227fada96buzbee */ 1006a61f49539a59b610e557b5513695295639496750buzbee cu_->NewTimingSplit("SpecialMIR2LIR"); 1007479f83c196d5a95e36196eac548dc6019e70a5bebuzbee SpecialMIR2LIR(mir_graph_->GetSpecialCase()); 10081fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10091fd3346740dfb7f47be9922312b68a4227fada96buzbee 10101fd3346740dfb7f47be9922312b68a4227fada96buzbee /* Convert MIR to LIR, etc. */ 10111fd3346740dfb7f47be9922312b68a4227fada96buzbee if (first_lir_insn_ == NULL) { 10121fd3346740dfb7f47be9922312b68a4227fada96buzbee MethodMIR2LIR(); 10131fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10141fd3346740dfb7f47be9922312b68a4227fada96buzbee 10151fd3346740dfb7f47be9922312b68a4227fada96buzbee /* Method is not empty */ 10161fd3346740dfb7f47be9922312b68a4227fada96buzbee if (first_lir_insn_) { 10171fd3346740dfb7f47be9922312b68a4227fada96buzbee // mark the targets of switch statement case labels 10181fd3346740dfb7f47be9922312b68a4227fada96buzbee ProcessSwitchTables(); 10191fd3346740dfb7f47be9922312b68a4227fada96buzbee 10201fd3346740dfb7f47be9922312b68a4227fada96buzbee /* Convert LIR into machine code. */ 10211fd3346740dfb7f47be9922312b68a4227fada96buzbee AssembleLIR(); 10221fd3346740dfb7f47be9922312b68a4227fada96buzbee 10231fd3346740dfb7f47be9922312b68a4227fada96buzbee if (cu_->verbose) { 10241fd3346740dfb7f47be9922312b68a4227fada96buzbee CodegenDump(); 10251fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10261fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10271fd3346740dfb7f47be9922312b68a4227fada96buzbee} 10281fd3346740dfb7f47be9922312b68a4227fada96buzbee 10291fd3346740dfb7f47be9922312b68a4227fada96buzbeeCompiledMethod* Mir2Lir::GetCompiledMethod() { 10301fd3346740dfb7f47be9922312b68a4227fada96buzbee // Combine vmap tables - core regs, then fp regs - into vmap_table 103196faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers std::vector<uint16_t> raw_vmap_table; 10321fd3346740dfb7f47be9922312b68a4227fada96buzbee // Core regs may have been inserted out of order - sort first 10331fd3346740dfb7f47be9922312b68a4227fada96buzbee std::sort(core_vmap_table_.begin(), core_vmap_table_.end()); 1034193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier for (size_t i = 0 ; i < core_vmap_table_.size(); ++i) { 10351fd3346740dfb7f47be9922312b68a4227fada96buzbee // Copy, stripping out the phys register sort key 103696faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers raw_vmap_table.push_back(~(-1 << VREG_NUM_WIDTH) & core_vmap_table_[i]); 10371fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10381fd3346740dfb7f47be9922312b68a4227fada96buzbee // If we have a frame, push a marker to take place of lr 10391fd3346740dfb7f47be9922312b68a4227fada96buzbee if (frame_size_ > 0) { 104096faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers raw_vmap_table.push_back(INVALID_VREG); 10411fd3346740dfb7f47be9922312b68a4227fada96buzbee } else { 10421fd3346740dfb7f47be9922312b68a4227fada96buzbee DCHECK_EQ(__builtin_popcount(core_spill_mask_), 0); 10431fd3346740dfb7f47be9922312b68a4227fada96buzbee DCHECK_EQ(__builtin_popcount(fp_spill_mask_), 0); 10441fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10451fd3346740dfb7f47be9922312b68a4227fada96buzbee // Combine vmap tables - core regs, then fp regs. fp regs already sorted 10461fd3346740dfb7f47be9922312b68a4227fada96buzbee for (uint32_t i = 0; i < fp_vmap_table_.size(); i++) { 104796faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers raw_vmap_table.push_back(fp_vmap_table_[i]); 104896faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers } 10491e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko Leb128EncodingVector vmap_encoder; 105096faf5b363d922ae91cf25404dee0e87c740c7c5Ian Rogers // Prefix the encoded data with its size. 10511e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko vmap_encoder.PushBackUnsigned(raw_vmap_table.size()); 1052193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier for (uint16_t cur : raw_vmap_table) { 10531e6cb63d77090ddc6aa19c755d7066f66e9ff87eVladimir Marko vmap_encoder.PushBackUnsigned(cur); 10541fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10551fd3346740dfb7f47be9922312b68a4227fada96buzbee CompiledMethod* result = 1056193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier new CompiledMethod(*cu_->compiler_driver, cu_->instruction_set, code_buffer_, frame_size_, 105706606b9c4a1c00154ed15f719ad8ea994e54ee8eVladimir Marko core_spill_mask_, fp_spill_mask_, encoded_mapping_table_, 1058193bad9b9cfd10642043fa2ebbfc68bd5f9ede4bMathieu Chartier vmap_encoder.GetData(), native_gc_map_); 10591fd3346740dfb7f47be9922312b68a4227fada96buzbee return result; 10601fd3346740dfb7f47be9922312b68a4227fada96buzbee} 10611fd3346740dfb7f47be9922312b68a4227fada96buzbee 10621fd3346740dfb7f47be9922312b68a4227fada96buzbeeint Mir2Lir::ComputeFrameSize() { 10631fd3346740dfb7f47be9922312b68a4227fada96buzbee /* Figure out the frame size */ 10641fd3346740dfb7f47be9922312b68a4227fada96buzbee static const uint32_t kAlignMask = kStackAlignment - 1; 10651fd3346740dfb7f47be9922312b68a4227fada96buzbee uint32_t size = (num_core_spills_ + num_fp_spills_ + 10661fd3346740dfb7f47be9922312b68a4227fada96buzbee 1 /* filler word */ + cu_->num_regs + cu_->num_outs + 10671fd3346740dfb7f47be9922312b68a4227fada96buzbee cu_->num_compiler_temps + 1 /* cur_method* */) 10681fd3346740dfb7f47be9922312b68a4227fada96buzbee * sizeof(uint32_t); 10691fd3346740dfb7f47be9922312b68a4227fada96buzbee /* Align and set */ 10701fd3346740dfb7f47be9922312b68a4227fada96buzbee return (size + kAlignMask) & ~(kAlignMask); 10711fd3346740dfb7f47be9922312b68a4227fada96buzbee} 10721fd3346740dfb7f47be9922312b68a4227fada96buzbee 10731fd3346740dfb7f47be9922312b68a4227fada96buzbee/* 10741fd3346740dfb7f47be9922312b68a4227fada96buzbee * Append an LIR instruction to the LIR list maintained by a compilation 10751fd3346740dfb7f47be9922312b68a4227fada96buzbee * unit 10761fd3346740dfb7f47be9922312b68a4227fada96buzbee */ 10772ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::AppendLIR(LIR* lir) { 10781fd3346740dfb7f47be9922312b68a4227fada96buzbee if (first_lir_insn_ == NULL) { 10791fd3346740dfb7f47be9922312b68a4227fada96buzbee DCHECK(last_lir_insn_ == NULL); 10801fd3346740dfb7f47be9922312b68a4227fada96buzbee last_lir_insn_ = first_lir_insn_ = lir; 10811fd3346740dfb7f47be9922312b68a4227fada96buzbee lir->prev = lir->next = NULL; 10821fd3346740dfb7f47be9922312b68a4227fada96buzbee } else { 10831fd3346740dfb7f47be9922312b68a4227fada96buzbee last_lir_insn_->next = lir; 10841fd3346740dfb7f47be9922312b68a4227fada96buzbee lir->prev = last_lir_insn_; 10851fd3346740dfb7f47be9922312b68a4227fada96buzbee lir->next = NULL; 10861fd3346740dfb7f47be9922312b68a4227fada96buzbee last_lir_insn_ = lir; 10871fd3346740dfb7f47be9922312b68a4227fada96buzbee } 10881fd3346740dfb7f47be9922312b68a4227fada96buzbee} 10891fd3346740dfb7f47be9922312b68a4227fada96buzbee 10901fd3346740dfb7f47be9922312b68a4227fada96buzbee/* 10911fd3346740dfb7f47be9922312b68a4227fada96buzbee * Insert an LIR instruction before the current instruction, which cannot be the 10921fd3346740dfb7f47be9922312b68a4227fada96buzbee * first instruction. 10931fd3346740dfb7f47be9922312b68a4227fada96buzbee * 10941fd3346740dfb7f47be9922312b68a4227fada96buzbee * prev_lir <-> new_lir <-> current_lir 10951fd3346740dfb7f47be9922312b68a4227fada96buzbee */ 10962ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::InsertLIRBefore(LIR* current_lir, LIR* new_lir) { 10971fd3346740dfb7f47be9922312b68a4227fada96buzbee DCHECK(current_lir->prev != NULL); 10981fd3346740dfb7f47be9922312b68a4227fada96buzbee LIR *prev_lir = current_lir->prev; 10991fd3346740dfb7f47be9922312b68a4227fada96buzbee 11001fd3346740dfb7f47be9922312b68a4227fada96buzbee prev_lir->next = new_lir; 11011fd3346740dfb7f47be9922312b68a4227fada96buzbee new_lir->prev = prev_lir; 11021fd3346740dfb7f47be9922312b68a4227fada96buzbee new_lir->next = current_lir; 11031fd3346740dfb7f47be9922312b68a4227fada96buzbee current_lir->prev = new_lir; 11041fd3346740dfb7f47be9922312b68a4227fada96buzbee} 11051fd3346740dfb7f47be9922312b68a4227fada96buzbee 11061fd3346740dfb7f47be9922312b68a4227fada96buzbee/* 11071fd3346740dfb7f47be9922312b68a4227fada96buzbee * Insert an LIR instruction after the current instruction, which cannot be the 11081fd3346740dfb7f47be9922312b68a4227fada96buzbee * first instruction. 11091fd3346740dfb7f47be9922312b68a4227fada96buzbee * 11101fd3346740dfb7f47be9922312b68a4227fada96buzbee * current_lir -> new_lir -> old_next 11111fd3346740dfb7f47be9922312b68a4227fada96buzbee */ 11122ce745c06271d5223d57dbf08117b20d5b60694aBrian Carlstromvoid Mir2Lir::InsertLIRAfter(LIR* current_lir, LIR* new_lir) { 11131fd3346740dfb7f47be9922312b68a4227fada96buzbee new_lir->prev = current_lir; 11141fd3346740dfb7f47be9922312b68a4227fada96buzbee new_lir->next = current_lir->next; 11151fd3346740dfb7f47be9922312b68a4227fada96buzbee current_lir->next = new_lir; 11161fd3346740dfb7f47be9922312b68a4227fada96buzbee new_lir->next->prev = new_lir; 11171fd3346740dfb7f47be9922312b68a4227fada96buzbee} 11181fd3346740dfb7f47be9922312b68a4227fada96buzbee 11197934ac288acfb2552bb0b06ec1f61e5820d924a4Brian Carlstrom} // namespace art 1120