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 OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 23 #include "codegen/nv50_ir_target.h" 24 25 namespace 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 34 class TargetNV50 : public Target 35 { 36 public: 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 insnCanLoadOffset(const Instruction *insn, int s, 50 int offset) const; 51 virtual bool isOpSupported(operation, DataType) const; 52 virtual bool isAccessSupported(DataFile, DataType) const; 53 virtual bool isModSupported(const Instruction *, int s, Modifier) const; 54 virtual bool isSatSupported(const Instruction *) const; 55 virtual bool mayPredicate(const Instruction *, const Value *) const; 56 57 virtual int getLatency(const Instruction *) const; 58 virtual int getThroughput(const Instruction *) const; 59 60 virtual unsigned int getFileSize(DataFile) const; 61 virtual unsigned int getFileUnit(DataFile) const; 62 63 virtual uint32_t getSVAddress(DataFile shaderFile, const Symbol *sv) const; 64 65 uint32_t getBuiltinOffset(int builtin) const; 66 67 private: 68 void initOpInfo(); 69 70 uint16_t sysvalLocation[SV_LAST + 1]; 71 uint8_t wposMask; 72 }; 73 74 } // namespace nv50_ir 75