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shader: Fix F2I

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FernandoS27 2021-03-24 00:02:30 +01:00 • committed by ameerj
parent 68a9505d8a
commit 8cb9443cb9
10 changed files with 147 additions and 9 deletions
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3
src/shader_recompiler/backend/spirv/emit_spirv.h
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@ -189,6 +189,9 @@ Id EmitFPSqrt(EmitContext& ctx, Id value);
Id EmitFPSaturate16(EmitContext& ctx, Id value);
Id EmitFPSaturate32(EmitContext& ctx, Id value);
Id EmitFPSaturate64(EmitContext& ctx, Id value);
Id EmitFPClamp16(EmitContext& ctx, Id value, Id min_value, Id max_value);
Id EmitFPClamp32(EmitContext& ctx, Id value, Id min_value, Id max_value);
Id EmitFPClamp64(EmitContext& ctx, Id value, Id min_value, Id max_value);
Id EmitFPRoundEven16(EmitContext& ctx, Id value);
Id EmitFPRoundEven32(EmitContext& ctx, Id value);
Id EmitFPRoundEven64(EmitContext& ctx, Id value);

20
src/shader_recompiler/backend/spirv/emit_spirv_floating_point.cpp
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@ -15,7 +15,7 @@ Id Decorate(EmitContext& ctx, IR::Inst* inst, Id op) {
return op;
}
Id Saturate(EmitContext& ctx, Id type, Id value, Id zero, Id one) {
Id Clamp(EmitContext& ctx, Id type, Id value, Id zero, Id one) {
if (ctx.profile.has_broken_spirv_clamp) {
return ctx.OpFMin(type, ctx.OpFMax(type, value, zero), one);
} else {
@ -139,19 +139,31 @@ Id EmitFPSqrt(EmitContext& ctx, Id value) {
Id EmitFPSaturate16(EmitContext& ctx, Id value) {
const Id zero{ctx.Constant(ctx.F16[1], u16{0})};
const Id one{ctx.Constant(ctx.F16[1], u16{0x3c00})};
return Saturate(ctx, ctx.F16[1], value, zero, one);
return Clamp(ctx, ctx.F16[1], value, zero, one);
}
Id EmitFPSaturate32(EmitContext& ctx, Id value) {
const Id zero{ctx.Constant(ctx.F32[1], f32{0.0})};
const Id one{ctx.Constant(ctx.F32[1], f32{1.0})};
return Saturate(ctx, ctx.F32[1], value, zero, one);
return Clamp(ctx, ctx.F32[1], value, zero, one);
}
Id EmitFPSaturate64(EmitContext& ctx, Id value) {
const Id zero{ctx.Constant(ctx.F64[1], f64{0.0})};
const Id one{ctx.Constant(ctx.F64[1], f64{1.0})};
return Saturate(ctx, ctx.F64[1], value, zero, one);
return Clamp(ctx, ctx.F64[1], value, zero, one);
}
Id EmitFPClamp16(EmitContext& ctx, Id value, Id min_value, Id max_value) {
return Clamp(ctx, ctx.F16[1], value, min_value, max_value);
}
Id EmitFPClamp32(EmitContext& ctx, Id value, Id min_value, Id max_value) {
return Clamp(ctx, ctx.F32[1], value, min_value, max_value);
}
Id EmitFPClamp64(EmitContext& ctx, Id value, Id min_value, Id max_value) {
return Clamp(ctx, ctx.F64[1], value, min_value, max_value);
}
Id EmitFPRoundEven16(EmitContext& ctx, Id value) {