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diff --git a/src/gallium/drivers/radeon/MCTargetDesc/R600MCCodeEmitter.cpp b/src/gallium/drivers/radeon/MCTargetDesc/R600MCCodeEmitter.cpp
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--- a/src/gallium/drivers/radeon/MCTargetDesc/R600MCCodeEmitter.cpp
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@@ -1,727 +0,0 @@
-//===- R600MCCodeEmitter.cpp - Code Emitter for R600->Cayman GPU families -===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This code emitters outputs bytecode that is understood by the r600g driver
-// in the Mesa [1] project. The bytecode is very similar to the hardware's ISA,
-// except that the size of the instruction fields are rounded up to the
-// nearest byte.
-//
-// [1] http://www.mesa3d.org/
-//
-//===----------------------------------------------------------------------===//
-
-#include "R600Defines.h"
-#include "MCTargetDesc/AMDGPUMCTargetDesc.h"
-#include "MCTargetDesc/AMDGPUMCCodeEmitter.h"
-#include "llvm/MC/MCCodeEmitter.h"
-#include "llvm/MC/MCContext.h"
-#include "llvm/MC/MCInst.h"
-#include "llvm/MC/MCInstrInfo.h"
-#include "llvm/MC/MCRegisterInfo.h"
-#include "llvm/MC/MCSubtargetInfo.h"
-#include "llvm/Support/raw_ostream.h"
-
-#include <stdio.h>
-
-#define SRC_BYTE_COUNT 11
-#define DST_BYTE_COUNT 5
-
-using namespace llvm;
-
-namespace {
-
-class R600MCCodeEmitter : public AMDGPUMCCodeEmitter {
- R600MCCodeEmitter(const R600MCCodeEmitter &); // DO NOT IMPLEMENT
- void operator=(const R600MCCodeEmitter &); // DO NOT IMPLEMENT
- const MCInstrInfo &MCII;
- const MCSubtargetInfo &STI;
- MCContext &Ctx;
-
-public:
-
- R600MCCodeEmitter(const MCInstrInfo &mcii, const MCSubtargetInfo &sti,
- MCContext &ctx)
- : MCII(mcii), STI(sti), Ctx(ctx) { }
-
- /// EncodeInstruction - Encode the instruction and write it to the OS.
- virtual void EncodeInstruction(const MCInst &MI, raw_ostream &OS,
- SmallVectorImpl<MCFixup> &Fixups) const;
-
- /// getMachineOpValue - Reutrn the encoding for an MCOperand.
- virtual uint64_t getMachineOpValue(const MCInst &MI, const MCOperand &MO,
- SmallVectorImpl<MCFixup> &Fixups) const;
-private:
-
- void EmitALUInstr(const MCInst &MI, SmallVectorImpl<MCFixup> &Fixups,
- raw_ostream &OS) const;
- void EmitSrc(const MCInst &MI, unsigned OpIdx, raw_ostream &OS) const;
- void EmitSrcISA(const MCInst &MI, unsigned OpIdx, uint64_t &Value,
- raw_ostream &OS) const;
- void EmitDst(const MCInst &MI, raw_ostream &OS) const;
- void EmitTexInstr(const MCInst &MI, SmallVectorImpl<MCFixup> &Fixups,
- raw_ostream &OS) const;
- void EmitFCInstr(const MCInst &MI, raw_ostream &OS) const;
-
- void EmitNullBytes(unsigned int byteCount, raw_ostream &OS) const;
-
- void EmitByte(unsigned int byte, raw_ostream &OS) const;
-
- void EmitTwoBytes(uint32_t bytes, raw_ostream &OS) const;
-
- void Emit(uint32_t value, raw_ostream &OS) const;
- void Emit(uint64_t value, raw_ostream &OS) const;
-
- unsigned getHWRegIndex(unsigned reg) const;
- unsigned getHWRegChan(unsigned reg) const;
- unsigned getHWReg(unsigned regNo) const;
-
- bool isFCOp(unsigned opcode) const;
- bool isTexOp(unsigned opcode) const;
- bool isFlagSet(const MCInst &MI, unsigned Operand, unsigned Flag) const;
-
- /// getHWRegIndexGen - Get the register's hardware index. Implemented in
- /// R600HwRegInfo.include.
- unsigned getHWRegIndexGen(unsigned int Reg) const;
-
- /// getHWRegChanGen - Get the register's channel. Implemented in
- /// R600HwRegInfo.include.
- unsigned getHWRegChanGen(unsigned int Reg) const;
-};
-
-} // End anonymous namespace
-
-enum RegElement {
- ELEMENT_X = 0,
- ELEMENT_Y,
- ELEMENT_Z,
- ELEMENT_W
-};
-
-enum InstrTypes {
- INSTR_ALU = 0,
- INSTR_TEX,
- INSTR_FC,
- INSTR_NATIVE,
- INSTR_VTX
-};
-
-enum FCInstr {
- FC_IF = 0,
- FC_IF_INT,
- FC_ELSE,
- FC_ENDIF,
- FC_BGNLOOP,
- FC_ENDLOOP,
- FC_BREAK,
- FC_BREAK_NZ_INT,
- FC_CONTINUE,
- FC_BREAK_Z_INT,
- FC_BREAK_NZ
-};
-
-enum TextureTypes {
- TEXTURE_1D = 1,
- TEXTURE_2D,
- TEXTURE_3D,
- TEXTURE_CUBE,
- TEXTURE_RECT,
- TEXTURE_SHADOW1D,
- TEXTURE_SHADOW2D,
- TEXTURE_SHADOWRECT,
- TEXTURE_1D_ARRAY,
- TEXTURE_2D_ARRAY,
- TEXTURE_SHADOW1D_ARRAY,
- TEXTURE_SHADOW2D_ARRAY
-};
-
-MCCodeEmitter *llvm::createR600MCCodeEmitter(const MCInstrInfo &MCII,
- const MCSubtargetInfo &STI,
- MCContext &Ctx) {
- return new R600MCCodeEmitter(MCII, STI, Ctx);
-}
-
-void R600MCCodeEmitter::EncodeInstruction(const MCInst &MI, raw_ostream &OS,
- SmallVectorImpl<MCFixup> &Fixups) const {
- if (isTexOp(MI.getOpcode())) {
- EmitTexInstr(MI, Fixups, OS);
- } else if (isFCOp(MI.getOpcode())){
- EmitFCInstr(MI, OS);
- } else if (MI.getOpcode() == AMDGPU::RETURN ||
- MI.getOpcode() == AMDGPU::BUNDLE ||
- MI.getOpcode() == AMDGPU::KILL) {
- return;
- } else {
- switch(MI.getOpcode()) {
- case AMDGPU::RAT_WRITE_CACHELESS_32_eg:
- case AMDGPU::RAT_WRITE_CACHELESS_128_eg:
- {
- uint64_t inst = getBinaryCodeForInstr(MI, Fixups);
- EmitByte(INSTR_NATIVE, OS);
- Emit(inst, OS);
- break;
- }
- case AMDGPU::CONSTANT_LOAD_eg:
- case AMDGPU::VTX_READ_PARAM_i32_eg:
- case AMDGPU::VTX_READ_PARAM_f32_eg:
- case AMDGPU::VTX_READ_GLOBAL_i8_eg:
- case AMDGPU::VTX_READ_GLOBAL_i32_eg:
- case AMDGPU::VTX_READ_GLOBAL_f32_eg:
- case AMDGPU::VTX_READ_GLOBAL_v4i32_eg:
- case AMDGPU::VTX_READ_GLOBAL_v4f32_eg:
- {
- uint64_t InstWord01 = getBinaryCodeForInstr(MI, Fixups);
- uint32_t InstWord2 = MI.getOperand(2).getImm(); // Offset
-
- EmitByte(INSTR_VTX, OS);
- Emit(InstWord01, OS);
- Emit(InstWord2, OS);
- break;
- }
-
- default:
- EmitALUInstr(MI, Fixups, OS);
- break;
- }
- }
-}
-
-void R600MCCodeEmitter::EmitALUInstr(const MCInst &MI,
- SmallVectorImpl<MCFixup> &Fixups,
- raw_ostream &OS) const {
- const MCInstrDesc &MCDesc = MCII.get(MI.getOpcode());
- unsigned NumOperands = MI.getNumOperands();
-
- if(MCDesc.findFirstPredOperandIdx() > -1)
- NumOperands--;
-
- if (GET_FLAG_OPERAND_IDX(MCDesc.TSFlags) != 0)
- NumOperands--;
-
- if(MI.getOpcode() == AMDGPU::PRED_X)
- NumOperands = 2;
-
- // XXX Check if instruction writes a result
- if (NumOperands < 1) {
- return;
- }
-
- // Emit instruction type
- EmitByte(INSTR_ALU, OS);
-
- uint64_t InstWord01 = getBinaryCodeForInstr(MI, Fixups);
-
- //older alu have different encoding for instructions with one or two src
- //parameters.
- if ((STI.getFeatureBits() & AMDGPU::FeatureR600ALUInst) &&
- !(MCDesc.TSFlags & R600_InstFlag::OP3)) {
- uint64_t ISAOpCode = InstWord01 & (0x3FFULL << 39);
- InstWord01 &= ~(0x3FFULL << 39);
- InstWord01 |= ISAOpCode << 1;
- }
-
- unsigned int OpIndex;
- for (OpIndex = 1; OpIndex < NumOperands; OpIndex++) {
- // Literal constants are always stored as the last operand.
- if (MI.getOperand(OpIndex).isImm() || MI.getOperand(OpIndex).isFPImm()) {
- break;
- }
- EmitSrcISA(MI, OpIndex, InstWord01, OS);
- }
-
- // Emit zeros for unused sources
- for ( ; OpIndex < 4; OpIndex++) {
- EmitNullBytes(SRC_BYTE_COUNT - 6, OS);
- }
-
- // Emit destination register
- const MCOperand &dstOp = MI.getOperand(0);
- if (dstOp.isReg() && dstOp.getReg() != AMDGPU::PREDICATE_BIT) {
- //element of destination register
- InstWord01 |= uint64_t(getHWRegChan(dstOp.getReg())) << 61;
-
- // isClamped
- if (isFlagSet(MI, 0, MO_FLAG_CLAMP)) {
- InstWord01 |= 1ULL << 63;
- }
-
- // write mask
- if (!isFlagSet(MI, 0, MO_FLAG_MASK) && NumOperands < 4) {
- InstWord01 |= 1ULL << 36;
- }
-
- // XXX: Emit relative addressing mode
- }
-
- // Emit ALU
-
- // Emit IsLast (for this instruction group) (1 byte)
- if (!isFlagSet(MI, 0, MO_FLAG_NOT_LAST)) {
- InstWord01 |= 1ULL << 31;
- }
-
- // XXX: Emit push modifier
- if(isFlagSet(MI, 1, MO_FLAG_PUSH)) {
- InstWord01 |= 1ULL << 34;
- }
-
- // XXX: Emit predicate (1 byte)
- int PredIdx = MCDesc.findFirstPredOperandIdx();
- if (PredIdx != -1) {
- switch(MI.getOperand(PredIdx).getReg()) {
- case AMDGPU::PRED_SEL_ZERO:
- InstWord01 |= 2ULL << 29;
- break;
- case AMDGPU::PRED_SEL_ONE:
- InstWord01 |= 3ULL << 29;
- break;
- }
- }
-
- //XXX: predicate
- //XXX: bank swizzle
- //XXX: OMOD
- //XXX: index mode
-
- Emit(InstWord01, OS);
-}
-
-void R600MCCodeEmitter::EmitSrc(const MCInst &MI, unsigned OpIdx,
- raw_ostream &OS) const {
- const MCOperand &MO = MI.getOperand(OpIdx);
- union {
- float f;
- uint32_t i;
- } Value;
- Value.i = 0;
- // Emit the source select (2 bytes). For GPRs, this is the register index.
- // For other potential instruction operands, (e.g. constant registers) the
- // value of the source select is defined in the r600isa docs.
- if (MO.isReg()) {
- unsigned reg = MO.getReg();
- EmitTwoBytes(getHWReg(reg), OS);
- if (reg == AMDGPU::ALU_LITERAL_X) {
- unsigned ImmOpIndex = MI.getNumOperands() - 1;
- MCOperand ImmOp = MI.getOperand(ImmOpIndex);
- if (ImmOp.isFPImm()) {
- Value.f = ImmOp.getFPImm();
- } else {
- assert(ImmOp.isImm());
- Value.i = ImmOp.getImm();
- }
- }
- } else {
- // XXX: Handle other operand types.
- EmitTwoBytes(0, OS);
- }
-
- // Emit the source channel (1 byte)
- if (MO.isReg()) {
- EmitByte(getHWRegChan(MO.getReg()), OS);
- } else {
- EmitByte(0, OS);
- }
-
- // XXX: Emit isNegated (1 byte)
- if ((!(isFlagSet(MI, OpIdx, MO_FLAG_ABS)))
- && (isFlagSet(MI, OpIdx, MO_FLAG_NEG) ||
- (MO.isReg() &&
- (MO.getReg() == AMDGPU::NEG_ONE || MO.getReg() == AMDGPU::NEG_HALF)))){
- EmitByte(1, OS);
- } else {
- EmitByte(0, OS);
- }
-
- // Emit isAbsolute (1 byte)
- if (isFlagSet(MI, OpIdx, MO_FLAG_ABS)) {
- EmitByte(1, OS);
- } else {
- EmitByte(0, OS);
- }
-
- // XXX: Emit relative addressing mode (1 byte)
- EmitByte(0, OS);
-
- // Emit kc_bank, This will be adjusted later by r600_asm
- EmitByte(0, OS);
-
- // Emit the literal value, if applicable (4 bytes).
- Emit(Value.i, OS);
-
-}
-
-void R600MCCodeEmitter::EmitSrcISA(const MCInst &MI, unsigned OpIdx,
- uint64_t &Value, raw_ostream &OS) const {
- const MCOperand &MO = MI.getOperand(OpIdx);
- union {
- float f;
- uint32_t i;
- } InlineConstant;
- InlineConstant.i = 0;
- // Emit the source select (2 bytes). For GPRs, this is the register index.
- // For other potential instruction operands, (e.g. constant registers) the
- // value of the source select is defined in the r600isa docs.
- if (MO.isReg()) {
- unsigned Reg = MO.getReg();
- if (AMDGPUMCRegisterClasses[AMDGPU::R600_CReg32RegClassID].contains(Reg)) {
- EmitByte(1, OS);
- } else {
- EmitByte(0, OS);
- }
-
- if (Reg == AMDGPU::ALU_LITERAL_X) {
- unsigned ImmOpIndex = MI.getNumOperands() - 1;
- MCOperand ImmOp = MI.getOperand(ImmOpIndex);
- if (ImmOp.isFPImm()) {
- InlineConstant.f = ImmOp.getFPImm();
- } else {
- assert(ImmOp.isImm());
- InlineConstant.i = ImmOp.getImm();
- }
- }
- } else {
- // XXX: Handle other operand types.
- EmitTwoBytes(0, OS);
- }
-
- // source channel
- uint64_t sourceChannelValue = getHWRegChan(MO.getReg());
- if (OpIdx == 1)
- Value |= sourceChannelValue << 10;
- if (OpIdx == 2)
- Value |= sourceChannelValue << 23;
- if (OpIdx == 3)
- Value |= sourceChannelValue << 42;
-
- // isNegated
- if ((!(isFlagSet(MI, OpIdx, MO_FLAG_ABS)))
- && (isFlagSet(MI, OpIdx, MO_FLAG_NEG) ||
- (MO.isReg() &&
- (MO.getReg() == AMDGPU::NEG_ONE || MO.getReg() == AMDGPU::NEG_HALF)))){
- if (OpIdx == 1)
- Value |= 1ULL << 12;
- else if (OpIdx == 2)
- Value |= 1ULL << 25;
- else if (OpIdx == 3)
- Value |= 1ULL << 44;
- }
-
- // isAbsolute
- if (isFlagSet(MI, OpIdx, MO_FLAG_ABS)) {
- assert(OpIdx < 3);
- Value |= 1ULL << (32+OpIdx-1);
- }
-
- // XXX: relative addressing mode
- // XXX: kc_bank
-
- // Emit the literal value, if applicable (4 bytes).
- Emit(InlineConstant.i, OS);
-
-}
-
-void R600MCCodeEmitter::EmitTexInstr(const MCInst &MI,
- SmallVectorImpl<MCFixup> &Fixups,
- raw_ostream &OS) const {
-
- unsigned opcode = MI.getOpcode();
- bool hasOffsets = (opcode == AMDGPU::TEX_LD);
- unsigned op_offset = hasOffsets ? 3 : 0;
- int64_t sampler = MI.getOperand(op_offset+2).getImm();
- int64_t textureType = MI.getOperand(op_offset+3).getImm();
- unsigned srcSelect[4] = {0, 1, 2, 3};
-
- // Emit instruction type
- EmitByte(1, OS);
-
- // Emit instruction
- EmitByte(getBinaryCodeForInstr(MI, Fixups), OS);
-
- // XXX: Emit resource id r600_shader.c uses sampler + 1. Why?
- EmitByte(sampler + 1 + 1, OS);
-
- // Emit source register
- EmitByte(getHWReg(MI.getOperand(1).getReg()), OS);
-
- // XXX: Emit src isRelativeAddress
- EmitByte(0, OS);
-
- // Emit destination register
- EmitByte(getHWReg(MI.getOperand(0).getReg()), OS);
-
- // XXX: Emit dst isRealtiveAddress
- EmitByte(0, OS);
-
- // XXX: Emit dst select
- EmitByte(0, OS); // X
- EmitByte(1, OS); // Y
- EmitByte(2, OS); // Z
- EmitByte(3, OS); // W
-
- // XXX: Emit lod bias
- EmitByte(0, OS);
-
- // XXX: Emit coord types
- unsigned coordType[4] = {1, 1, 1, 1};
-
- if (textureType == TEXTURE_RECT
- || textureType == TEXTURE_SHADOWRECT) {
- coordType[ELEMENT_X] = 0;
- coordType[ELEMENT_Y] = 0;
- }
-
- if (textureType == TEXTURE_1D_ARRAY
- || textureType == TEXTURE_SHADOW1D_ARRAY) {
- if (opcode == AMDGPU::TEX_SAMPLE_C_L || opcode == AMDGPU::TEX_SAMPLE_C_LB) {
- coordType[ELEMENT_Y] = 0;
- } else {
- coordType[ELEMENT_Z] = 0;
- srcSelect[ELEMENT_Z] = ELEMENT_Y;
- }
- } else if (textureType == TEXTURE_2D_ARRAY
- || textureType == TEXTURE_SHADOW2D_ARRAY) {
- coordType[ELEMENT_Z] = 0;
- }
-
- for (unsigned i = 0; i < 4; i++) {
- EmitByte(coordType[i], OS);
- }
-
- // XXX: Emit offsets
- if (hasOffsets)
- for (unsigned i = 2; i < 5; i++)
- EmitByte(MI.getOperand(i).getImm()<<1, OS);
- else
- EmitNullBytes(3, OS);
-
- // Emit sampler id
- EmitByte(sampler, OS);
-
- // XXX:Emit source select
- if ((textureType == TEXTURE_SHADOW1D
- || textureType == TEXTURE_SHADOW2D
- || textureType == TEXTURE_SHADOWRECT
- || textureType == TEXTURE_SHADOW1D_ARRAY)
- && opcode != AMDGPU::TEX_SAMPLE_C_L
- && opcode != AMDGPU::TEX_SAMPLE_C_LB) {
- srcSelect[ELEMENT_W] = ELEMENT_Z;
- }
-
- for (unsigned i = 0; i < 4; i++) {
- EmitByte(srcSelect[i], OS);
- }
-}
-
-void R600MCCodeEmitter::EmitFCInstr(const MCInst &MI, raw_ostream &OS) const {
-
- // Emit instruction type
- EmitByte(INSTR_FC, OS);
-
- // Emit SRC
- unsigned NumOperands = MI.getNumOperands();
- if (NumOperands > 0) {
- assert(NumOperands == 1);
- EmitSrc(MI, 0, OS);
- } else {
- EmitNullBytes(SRC_BYTE_COUNT, OS);
- }
-
- // Emit FC Instruction
- enum FCInstr instr;
- switch (MI.getOpcode()) {
- case AMDGPU::BREAK_LOGICALZ_f32:
- instr = FC_BREAK;
- break;
- case AMDGPU::BREAK_LOGICALNZ_f32:
- instr = FC_BREAK_NZ;
- break;
- case AMDGPU::BREAK_LOGICALNZ_i32:
- instr = FC_BREAK_NZ_INT;
- break;
- case AMDGPU::BREAK_LOGICALZ_i32:
- instr = FC_BREAK_Z_INT;
- break;
- case AMDGPU::CONTINUE_LOGICALNZ_f32:
- case AMDGPU::CONTINUE_LOGICALNZ_i32:
- instr = FC_CONTINUE;
- break;
- case AMDGPU::IF_LOGICALNZ_f32:
- instr = FC_IF;
- case AMDGPU::IF_LOGICALNZ_i32:
- instr = FC_IF_INT;
- break;
- case AMDGPU::IF_LOGICALZ_f32:
- abort();
- break;
- case AMDGPU::ELSE:
- instr = FC_ELSE;
- break;
- case AMDGPU::ENDIF:
- instr = FC_ENDIF;
- break;
- case AMDGPU::ENDLOOP:
- instr = FC_ENDLOOP;
- break;
- case AMDGPU::WHILELOOP:
- instr = FC_BGNLOOP;
- break;
- default:
- abort();
- break;
- }
- EmitByte(instr, OS);
-}
-
-void R600MCCodeEmitter::EmitNullBytes(unsigned int ByteCount,
- raw_ostream &OS) const {
-
- for (unsigned int i = 0; i < ByteCount; i++) {
- EmitByte(0, OS);
- }
-}
-
-void R600MCCodeEmitter::EmitByte(unsigned int Byte, raw_ostream &OS) const {
- OS.write((uint8_t) Byte & 0xff);
-}
-
-void R600MCCodeEmitter::EmitTwoBytes(unsigned int Bytes,
- raw_ostream &OS) const {
- OS.write((uint8_t) (Bytes & 0xff));
- OS.write((uint8_t) ((Bytes >> 8) & 0xff));
-}
-
-void R600MCCodeEmitter::Emit(uint32_t Value, raw_ostream &OS) const {
- for (unsigned i = 0; i < 4; i++) {
- OS.write((uint8_t) ((Value >> (8 * i)) & 0xff));
- }
-}
-
-void R600MCCodeEmitter::Emit(uint64_t Value, raw_ostream &OS) const {
- for (unsigned i = 0; i < 8; i++) {
- EmitByte((Value >> (8 * i)) & 0xff, OS);
- }
-}
-
-unsigned R600MCCodeEmitter::getHWRegIndex(unsigned reg) const {
- switch(reg) {
- case AMDGPU::ZERO: return 248;
- case AMDGPU::ONE:
- case AMDGPU::NEG_ONE: return 249;
- case AMDGPU::ONE_INT: return 250;
- case AMDGPU::HALF:
- case AMDGPU::NEG_HALF: return 252;
- case AMDGPU::ALU_LITERAL_X: return 253;
- case AMDGPU::PREDICATE_BIT:
- case AMDGPU::PRED_SEL_OFF:
- case AMDGPU::PRED_SEL_ZERO:
- case AMDGPU::PRED_SEL_ONE:
- return 0;
- default: return getHWRegIndexGen(reg);
- }
-}
-
-unsigned R600MCCodeEmitter::getHWRegChan(unsigned reg) const {
- switch(reg) {
- case AMDGPU::ZERO:
- case AMDGPU::ONE:
- case AMDGPU::ONE_INT:
- case AMDGPU::NEG_ONE:
- case AMDGPU::HALF:
- case AMDGPU::NEG_HALF:
- case AMDGPU::ALU_LITERAL_X:
- case AMDGPU::PREDICATE_BIT:
- case AMDGPU::PRED_SEL_OFF:
- case AMDGPU::PRED_SEL_ZERO:
- case AMDGPU::PRED_SEL_ONE:
- return 0;
- default: return getHWRegChanGen(reg);
- }
-}
-unsigned R600MCCodeEmitter::getHWReg(unsigned RegNo) const {
- unsigned HWReg;
-
- HWReg = getHWRegIndex(RegNo);
- if (AMDGPUMCRegisterClasses[AMDGPU::R600_CReg32RegClassID].contains(RegNo)) {
- HWReg += 512;
- }
- return HWReg;
-}
-
-uint64_t R600MCCodeEmitter::getMachineOpValue(const MCInst &MI,
- const MCOperand &MO,
- SmallVectorImpl<MCFixup> &Fixup) const {
- if (MO.isReg()) {
- return getHWRegIndex(MO.getReg());
- } else if (MO.isImm()) {
- return MO.getImm();
- } else {
- assert(0);
- return 0;
- }
-}
-
-//===----------------------------------------------------------------------===//
-// Encoding helper functions
-//===----------------------------------------------------------------------===//
-
-bool R600MCCodeEmitter::isFCOp(unsigned opcode) const {
- switch(opcode) {
- default: return false;
- case AMDGPU::BREAK_LOGICALZ_f32:
- case AMDGPU::BREAK_LOGICALNZ_i32:
- case AMDGPU::BREAK_LOGICALZ_i32:
- case AMDGPU::BREAK_LOGICALNZ_f32:
- case AMDGPU::CONTINUE_LOGICALNZ_f32:
- case AMDGPU::IF_LOGICALNZ_i32:
- case AMDGPU::IF_LOGICALZ_f32:
- case AMDGPU::ELSE:
- case AMDGPU::ENDIF:
- case AMDGPU::ENDLOOP:
- case AMDGPU::IF_LOGICALNZ_f32:
- case AMDGPU::WHILELOOP:
- return true;
- }
-}
-
-bool R600MCCodeEmitter::isTexOp(unsigned opcode) const {
- switch(opcode) {
- default: return false;
- case AMDGPU::TEX_LD:
- case AMDGPU::TEX_GET_TEXTURE_RESINFO:
- case AMDGPU::TEX_SAMPLE:
- case AMDGPU::TEX_SAMPLE_C:
- case AMDGPU::TEX_SAMPLE_L:
- case AMDGPU::TEX_SAMPLE_C_L:
- case AMDGPU::TEX_SAMPLE_LB:
- case AMDGPU::TEX_SAMPLE_C_LB:
- case AMDGPU::TEX_SAMPLE_G:
- case AMDGPU::TEX_SAMPLE_C_G:
- case AMDGPU::TEX_GET_GRADIENTS_H:
- case AMDGPU::TEX_GET_GRADIENTS_V:
- case AMDGPU::TEX_SET_GRADIENTS_H:
- case AMDGPU::TEX_SET_GRADIENTS_V:
- return true;
- }
-}
-
-bool R600MCCodeEmitter::isFlagSet(const MCInst &MI, unsigned Operand,
- unsigned Flag) const {
- const MCInstrDesc &MCDesc = MCII.get(MI.getOpcode());
- unsigned FlagIndex = GET_FLAG_OPERAND_IDX(MCDesc.TSFlags);
- if (FlagIndex == 0) {
- return false;
- }
- assert(MI.getOperand(FlagIndex).isImm());
- return !!((MI.getOperand(FlagIndex).getImm() >>
- (NUM_MO_FLAGS * Operand)) & Flag);
-}
-#define R600RegisterInfo R600MCCodeEmitter
-#include "R600HwRegInfo.include"
-#undef R600RegisterInfo
-
-#include "AMDGPUGenMCCodeEmitter.inc"