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shader_recompiler: Support for more offset layouts (#1270)

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TheTurtle 2024-10-06 19:43:59 +03:00 • committed by GitHub
parent 4ce95e55e0
commit 310814ac71
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GPG key ID: B5690EEEBB952194
3 changed files with 23 additions and 17 deletions
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16
src/shader_recompiler/frontend/copy_shader.cpp
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@ -15,18 +15,18 @@ CopyShaderData ParseCopyShader(const std::span<const u32>& code) {
ASSERT_MSG(code[0] == token_mov_vcchi, "First instruction is not s_mov_b32 vcc_hi, #imm");
std::array<s32, 32> offsets{};
std::fill(offsets.begin(), offsets.end(), -1);
offsets.fill(-1);
std::array<s32, 256> sources{};
sources.fill(-1);
CopyShaderData data{};
Gcn::OperandField sgpr{};
auto last_attr{IR::Attribute::Position0};
s32 soffset{0};
while (!code_slice.atEnd()) {
auto inst = decoder.decodeInstruction(code_slice);
switch (inst.opcode) {
case Gcn::Opcode::S_MOVK_I32: {
sgpr = inst.dst[0].field;
soffset = inst.control.sopk.simm;
sources[inst.dst[0].code] = inst.control.sopk.simm;
break;
}
case Gcn::Opcode::EXP: {
@ -46,8 +46,9 @@ CopyShaderData ParseCopyShader(const std::span<const u32>& code) {
case Gcn::Opcode::BUFFER_LOAD_DWORD: {
offsets[inst.src[1].code] = inst.control.mubuf.offset;
if (inst.src[3].field != Gcn::OperandField::ConstZero) {
ASSERT(inst.src[3].field == sgpr);
offsets[inst.src[1].code] += soffset;
const u32 index = inst.src[3].code;
ASSERT(sources[index] != -1);
offsets[inst.src[1].code] += sources[index];
}
break;
}
@ -59,6 +60,7 @@ CopyShaderData ParseCopyShader(const std::span<const u32>& code) {
if (last_attr != IR::Attribute::Position0) {
data.num_attrs = static_cast<u32>(last_attr) - static_cast<u32>(IR::Attribute::Param0) + 1;
}
return data;
}