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glsl: Fix integer conversions, implement clamp CC

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This commit is contained in:
ameerj 2021-05-28 16:32:01 -04:00
parent fa06331601
commit a28096cb70
2 changed files with 36 additions and 27 deletions
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21
src/shader_recompiler/backend/glsl/emit_glsl_integer.cpp
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@ -72,11 +72,11 @@ void EmitINeg64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
}
void EmitIAbs32(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
ctx.AddU32("{}=abs({});", inst, value);
ctx.AddU32("{}=abs(int({}));", inst, value);
}
void EmitIAbs64(EmitContext& ctx, IR::Inst& inst, std::string_view value) {
ctx.AddU64("{}=abs({});", inst, value);
ctx.AddU64("{}=abs(int64_t({}));", inst, value);
}
void EmitShiftLeftLogical32(EmitContext& ctx, IR::Inst& inst, std::string_view base,
@ -128,13 +128,16 @@ void EmitBitFieldInsert(EmitContext& ctx, IR::Inst& inst, std::string_view base,
void EmitBitFieldSExtract(EmitContext& ctx, IR::Inst& inst, std::string_view base,
std::string_view offset, std::string_view count) {
ctx.AddU32("{}=bitfieldExtract(int({}), int({}), int({}));", inst, base, offset, count);
const auto result{ctx.reg_alloc.Define(inst, Type::U32)};
ctx.Add("{}=uint(bitfieldExtract(int({}),int({}),int({})));", result, base, offset, count);
SetZeroFlag(ctx, inst, result);
SetSignFlag(ctx, inst, result);
}
void EmitBitFieldUExtract(EmitContext& ctx, IR::Inst& inst, std::string_view base,
std::string_view offset, std::string_view count) {
const auto result{ctx.reg_alloc.Define(inst, Type::U32)};
ctx.Add("{}=bitfieldExtract({},int({}),int({}));", result, base, offset, count);
ctx.Add("{}=uint(bitfieldExtract(uint({}),int({}),int({})));", result, base, offset, count);
SetZeroFlag(ctx, inst, result);
SetSignFlag(ctx, inst, result);
}
@ -179,12 +182,18 @@ void EmitUMax32(EmitContext& ctx, IR::Inst& inst, std::string_view a, std::strin
void EmitSClamp32(EmitContext& ctx, IR::Inst& inst, std::string_view value, std::string_view min,
std::string_view max) {
ctx.AddU32("{}=clamp(int({}), int({}), int({}));", inst, value, min, max);
const auto result{ctx.reg_alloc.Define(inst, Type::U32)};
ctx.Add("{}=clamp(int({}), int({}), int({}));", result, value, min, max);
SetZeroFlag(ctx, inst, result);
SetSignFlag(ctx, inst, result);
}
void EmitUClamp32(EmitContext& ctx, IR::Inst& inst, std::string_view value, std::string_view min,
std::string_view max) {
ctx.AddU32("{}=clamp(uint({}), uint({}), uint({}));", inst, value, min, max);
const auto result{ctx.reg_alloc.Define(inst, Type::U32)};
ctx.Add("{}=clamp(uint({}), uint({}), uint({}));", result, value, min, max);
SetZeroFlag(ctx, inst, result);
SetSignFlag(ctx, inst, result);
}
void EmitSLessThan(EmitContext& ctx, IR::Inst& inst, std::string_view lhs, std::string_view rhs) {