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shader: Add floating-point rounding to I2F

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This commit is contained in:
ReinUsesLisp 2021-05-10 03:55:09 -03:00 • committed by ameerj
parent 3f00a2ad3f
commit 3b6a632237
3 changed files with 42 additions and 35 deletions
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7
src/shader_recompiler/frontend/maxwell/translate/impl/integer_floating_point_conversion.cpp
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@ -99,7 +99,12 @@ void I2F(TranslatorVisitor& v, u64 insn, IR::U32U64 src) {
}
const int conversion_src_bitsize{i2f.int_format == IntFormat::U64 ? 64 : 32};
const int dst_bitsize{BitSize(i2f.float_format)};
IR::F16F32F64 value{v.ir.ConvertIToF(dst_bitsize, conversion_src_bitsize, is_signed, src)};
const IR::FpControl fp_control{
.no_contraction = false,
.rounding = CastFpRounding(i2f.fp_rounding),
.fmz_mode = IR::FmzMode::DontCare,
};
auto value{v.ir.ConvertIToF(dst_bitsize, conversion_src_bitsize, is_signed, src, fp_control)};
if (i2f.neg != 0) {
if (i2f.abs != 0 || !is_signed) {
// We know the value is positive