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video_core/amdgpu: heuristic for shader binary info

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Games can strip the first shader instruction (meant for debugging) which we rely on for obtaining shader information (e.g. LittleBigPlanet 3). For this reason, we start a search through the code start until we arrive at the shader binary info.
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Daniel R. 2024-11-21 19:24:13 +01:00
parent 2a0629477b
commit e968b1c23f
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GPG key ID: B8ADC8F57BA18DBA
3 changed files with 37 additions and 13 deletions
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4
src/shader_recompiler/recompiler.cpp
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@ -32,7 +32,9 @@ IR::Program TranslateProgram(std::span<const u32> code, Pools& pools, Info& info
const RuntimeInfo& runtime_info, const Profile& profile) {
// Ensure first instruction is expected.
constexpr u32 token_mov_vcchi = 0xBEEB03FF;
ASSERT_MSG(code[0] == token_mov_vcchi, "First instruction is not s_mov_b32 vcc_hi, #imm");
if (code[0] != token_mov_vcchi) {
LOG_WARNING(Render_Recompiler, "First instruction is not s_mov_b32 vcc_hi, #imm");
}
Gcn::GcnCodeSlice slice(code.data(), code.data() + code.size());
Gcn::GcnDecodeContext decoder;