1/*
2 * Copyright 2011 Christoph Bumiller
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23#include "nv50/codegen/nv50_ir_target.h"
24
25namespace nv50_ir {
26
27#define NVC0_BUILTIN_DIV_U32 0
28#define NVC0_BUILTIN_DIV_S32 1
29#define NVC0_BUILTIN_RCP_F64 2
30#define NVC0_BUILTIN_RSQ_F64 3
31
32#define NVC0_BUILTIN_COUNT 4
33
34class TargetNV50 : public Target
35{
36public:
37   TargetNV50(unsigned int chipset);
38
39   virtual CodeEmitter *getCodeEmitter(Program::Type);
40
41   virtual bool runLegalizePass(Program *, CGStage stage) const;
42
43   virtual void getBuiltinCode(const uint32_t **code, uint32_t *size) const;
44
45   virtual void parseDriverInfo(const struct nv50_ir_prog_info *);
46
47   virtual bool insnCanLoad(const Instruction *insn, int s,
48                            const Instruction *ld) const;
49   virtual bool isOpSupported(operation, DataType) const;
50   virtual bool isAccessSupported(DataFile, DataType) const;
51   virtual bool isModSupported(const Instruction *, int s, Modifier) const;
52   virtual bool isSatSupported(const Instruction *) const;
53   virtual bool mayPredicate(const Instruction *, const Value *) const;
54
55   virtual int getLatency(const Instruction *) const;
56   virtual int getThroughput(const Instruction *) const;
57
58   virtual unsigned int getFileSize(DataFile) const;
59   virtual unsigned int getFileUnit(DataFile) const;
60
61   virtual uint32_t getSVAddress(DataFile shaderFile, const Symbol *sv) const;
62
63   uint32_t getBuiltinOffset(int builtin) const;
64
65private:
66   void initOpInfo();
67
68   uint16_t sysvalLocation[SV_LAST + 1];
69   uint8_t wposMask;
70};
71
72} // namespace nv50_ir
73