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authorReinUsesLisp <reinuseslisp@airmail.cc>2021-02-20 07:30:13 +0100
committerameerj <52414509+ameerj@users.noreply.github.com>2021-07-23 03:51:22 +0200
commite2bc05b17d91854cbb9c0ce3647141bf7d33143e (patch)
tree96769db006b6015cd536483db98ee0697aee4992 /src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp
parentspirv: Add lower fp16 to fp32 pass (diff)
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Diffstat (limited to 'src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp')
-rw-r--r--src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp
index ae2d37405..4d82a0009 100644
--- a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp
+++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_conversion_integer.cpp
@@ -81,17 +81,28 @@ void TranslateF2I(TranslatorVisitor& v, u64 insn, const IR::F16F32F64& src_a) {
// F2I is used to convert from a floating point value to an integer
const F2I f2i{insn};
+ const bool denorm_cares{f2i.src_format != SrcFormat::F16 && f2i.src_format != SrcFormat::F64 &&
+ f2i.dest_format != DestFormat::I64};
+ IR::FmzMode fmz_mode{IR::FmzMode::DontCare};
+ if (denorm_cares) {
+ fmz_mode = f2i.ftz != 0 ? IR::FmzMode::FTZ : IR::FmzMode::None;
+ }
+ const IR::FpControl fp_control{
+ .no_contraction{true},
+ .rounding{IR::FpRounding::DontCare},
+ .fmz_mode{fmz_mode},
+ };
const IR::F16F32F64 op_a{v.ir.FPAbsNeg(src_a, f2i.abs != 0, f2i.neg != 0)};
const IR::F16F32F64 rounded_value{[&] {
switch (f2i.rounding) {
case Rounding::Round:
- return v.ir.FPRoundEven(op_a);
+ return v.ir.FPRoundEven(op_a, fp_control);
case Rounding::Floor:
- return v.ir.FPFloor(op_a);
+ return v.ir.FPFloor(op_a, fp_control);
case Rounding::Ceil:
- return v.ir.FPCeil(op_a);
+ return v.ir.FPCeil(op_a, fp_control);
case Rounding::Trunc:
- return v.ir.FPTrunc(op_a);
+ return v.ir.FPTrunc(op_a, fp_control);
default:
throw NotImplementedException("Invalid F2I rounding {}", f2i.rounding.Value());
}