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This commit is contained in:
mahmoud radwan 2025-04-28 12:41:40 +03:00
parent 516b1af905
commit 85c3d78815
2 changed files with 6 additions and 3 deletions
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3
src/shader_recompiler/ir/passes/lower_buffer_format_to_raw.cpp
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@ -206,7 +206,8 @@ static void LowerBufferFormatInst(IR::Block& block, IR::Inst& inst, Info& info)
.swizzle = is_inst_typed
? AmdGpu::RemapSwizzle(flags.inst_data_fmt.Value(), AmdGpu::IdentityMapping)
: buffer.DstSelect(),
.num_conversion = is_inst_typed ? AmdGpu::MapNumberConversion(flags.inst_num_fmt.Value(), flags.inst_data_fmt.Value())
.num_conversion = is_inst_typed
? AmdGpu::MapNumberConversion(flags.inst_num_fmt.Value(), flags.inst_data_fmt.Value())
: buffer.GetNumberConversion(),
.num_components = AmdGpu::NumComponents(data_format),
};

6
src/shader_recompiler/ir/reinterpret.h
View File

@ -84,13 +84,15 @@ inline F32 ApplyWriteNumberConversion(IREmitter& ir, const F32& value,
const IR::F32 max = ir.Imm32(float(std::numeric_limits<u8>::max()));
const IR::F32 mul = ir.FPMul(ir.FPClamp(value, ir.Imm32(-1.f), ir.Imm32(1.f)), max);
const IR::F32 left = ir.FPSub(mul, ir.Imm32(1.f));
return ir.BitCast<F32>(U32{ir.FPDiv(left, ir.Imm32(2.f))});
const IR::U32 raw = ir.ConvertFToS(32, ir.FPDiv(left, ir.Imm32(2.f)));
return ir.BitCast<F32>(raw);
}
case AmdGpu::NumberConversion::Sint16ToSnormNz: {
const IR::F32 max = ir.Imm32(float(std::numeric_limits<u16>::max()));
const IR::F32 mul = ir.FPMul(ir.FPClamp(value, ir.Imm32(-1.f), ir.Imm32(1.f)), max);
const IR::F32 left = ir.FPSub(mul, ir.Imm32(1.f));
return ir.BitCast<F32>(U32{ir.FPDiv(left, ir.Imm32(2.f))});
const IR::U32 raw = ir.ConvertFToS(32, ir.FPDiv(left, ir.Imm32(2.f)));
return ir.BitCast<F32>(raw);
}
default:
UNREACHABLE();