clean up graphics helpers

This commit is contained in:
nmzik
2026-09-17 19:50:21 +04:00
parent 1211958b4e
commit 5dc644edb4
18 changed files with 57 additions and 121 deletions
@@ -3,6 +3,7 @@
#include "graphics/shader/recompiler/frontend/decode/OpcodeTable.h"
#include <algorithm>
#include <bit>
namespace Libs::Graphics::ShaderRecompiler::Decoder {
namespace {
@@ -203,18 +204,6 @@ constexpr auto MIMG_SAMPLE_OPS = Detail::MakeOpcodeTable<0x100>(MIMG_SAMPLE_OPCO
constexpr auto MIMG_GATHER_OPS = Detail::MakeOpcodeTable<0x100>(MIMG_GATHER_OPCODE_LIST);
constexpr auto MIMG_ATOMIC_OPS = Detail::MakeOpcodeTable<0x100>(MIMG_ATOMIC_OPCODE_LIST);
const MimgSampleInfo* LookupSample(uint32_t opcode) {
return Detail::FindOpcode(MIMG_SAMPLE_OPS, opcode);
}
const MimgGatherInfo* LookupGather(uint32_t opcode) {
return Detail::FindOpcode(MIMG_GATHER_OPS, opcode);
}
const Detail::OpcodeMap* LookupAtomic(uint32_t opcode) {
return Detail::FindOpcode(MIMG_ATOMIC_OPS, opcode);
}
Opcode DecodeMimgOpcode(uint32_t opcode, const MimgSampleInfo* sample, const MimgGatherInfo* gather,
const Detail::OpcodeMap* atomic) {
if (sample != nullptr) {
@@ -280,10 +269,6 @@ uint32_t CountDmaskComponents(uint32_t dmask) {
return count != 0 ? count : 1u;
}
bool IsSingleDmaskBit(uint32_t dmask) {
return dmask != 0u && (dmask & (dmask - 1u)) == 0u;
}
} // namespace
ImageAddressComponent ImageAddressComponentLayout(uint32_t flags, uint32_t component) {
@@ -332,9 +317,9 @@ void DecodeMimg(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
const bool r128 = ((word0 >> 15u) & 0x1u) != 0u;
const bool a16 = ((word1 >> 30u) & 0x1u) != 0u;
const bool d16 = ((word1 >> 31u) & 0x1u) != 0u;
const auto* sample = LookupSample(opcode);
const auto* gather = LookupGather(opcode);
const auto* atomic = LookupAtomic(opcode);
const auto* sample = Detail::FindOpcode(MIMG_SAMPLE_OPS, opcode);
const auto* gather = Detail::FindOpcode(MIMG_GATHER_OPS, opcode);
const auto* atomic = Detail::FindOpcode(MIMG_ATOMIC_OPS, opcode);
inst.pc = pc;
inst.word_count = word_count;
@@ -364,7 +349,7 @@ void DecodeMimg(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
if (inst.opcode == Opcode::UNSUPPORTED) {
SetUnsupported(inst, Family::MIMG, opcode, "MIMG opcode is not implemented");
}
if (gather != nullptr && !IsSingleDmaskBit(inst.dmask)) {
if (gather != nullptr && !std::has_single_bit(inst.dmask)) {
SetUnsupported(inst, Family::MIMG, opcode,
"MIMG image gather requires exactly one dmask bit");
}
@@ -382,7 +367,7 @@ void DecodeMimg(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
}
const char* MimgSampleOpcodeName(uint32_t opcode) {
const auto* sample = LookupSample(opcode);
const auto* sample = Detail::FindOpcode(MIMG_SAMPLE_OPS, opcode);
return sample != nullptr ? sample->name : nullptr;
}
@@ -14,10 +14,6 @@
namespace Libs::Graphics::ShaderRecompiler::Decoder {
namespace {
uint32_t FloatBits(float value) {
return std::bit_cast<uint32_t>(value);
}
bool HasLiteral(const Instruction& inst) {
return inst.src0.kind == OperandKind::LiteralConstant ||
inst.src1.kind == OperandKind::LiteralConstant ||
@@ -242,7 +238,7 @@ void DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand) {
if (code >= 240u && code <= 247u) {
constexpr float values[] = {0.5f, -0.5f, 1.0f, -1.0f, 2.0f, -2.0f, 4.0f, -4.0f};
operand.kind = OperandKind::FloatInlineConstant;
operand.value = FloatBits(values[code - 240u]);
operand.value = std::bit_cast<uint32_t>(values[code - 240u]);
return;
}
if (code >= 256u && code <= 511u) {
@@ -260,7 +256,7 @@ void DecodeScalarSource(uint32_t code, uint32_t pc, Operand& operand) {
case 239u: operand.kind = OperandKind::PopsExitingWaveId; return;
case 248u:
operand.kind = OperandKind::FloatInlineConstant;
operand.value = FloatBits(0.15915494309189535f);
operand.value = std::bit_cast<uint32_t>(0.15915494309189535f);
return;
case 251u: operand.kind = OperandKind::VccZ; return;
case 252u: operand.kind = OperandKind::ExecZ; return;
@@ -83,10 +83,6 @@ constexpr Vop2OpcodeInfo VOP2_OPCODE_LIST[] = {
constexpr auto VOP2_OPS = Detail::MakeOpcodeTable<0x40>(VOP2_OPCODE_LIST);
constexpr Opcode LookupVop2Opcode(uint32_t encoding) {
return Detail::LookupOpcode(VOP2_OPS, encoding);
}
constexpr OpcodeMap VOP1_OPCODE_LIST[] = {
{0x00u, Opcode::V_NOP},
{0x01u, Opcode::V_MOV_B32},
@@ -375,7 +371,7 @@ Opcode LookupVop3Opcode(uint32_t opcode) {
if (IsUnsupportedVop3EncodedVop2Alias(opcode - 0x100u)) {
return Opcode::UNSUPPORTED;
}
return LookupVop2Opcode(opcode - 0x100u);
return Detail::LookupOpcode(VOP2_OPS, opcode - 0x100u);
}
if (opcode >= 0x180u && opcode <= 0x1ffu) {
return Detail::LookupOpcode(VOP3_ENCODED_VOP1_OPS, opcode - 0x180u);
@@ -1470,7 +1466,7 @@ void DecodeVop2(uint32_t pc, std::span<const uint32_t> code, uint32_t word_index
inst.pc = pc;
inst.family = Family::VOP2;
inst.opcode_id = opcode;
inst.opcode = LookupVop2Opcode(opcode);
inst.opcode = Detail::LookupOpcode(VOP2_OPS, opcode);
SetRawWords(inst, code, word_index, 1);
if (inst.opcode == Opcode::UNSUPPORTED) {