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SPU LLVM: Fix signed zeroes handling on Accurate xfloat

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This commit is contained in:
Eladash 2020-08-05 18:38:00 +03:00 committed by Ani
parent 7e11855330
commit 57471f8c94
1 changed files with 6 additions and 6 deletions
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12
rpcs3/Emu/Cell/SPURecompiler.cpp
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@ -7620,7 +7620,7 @@ public:
void FA(spu_opcode_t op)
{
if (g_cfg.core.spu_accurate_xfloat)
set_vr(op.rt, get_vr<f64[4]>(op.ra) + get_vr<f64[4]>(op.rb));
set_vr(op.rt, get_vr<f64[4]>(op.ra) + get_vr<f64[4]>(op.rb) + fsplat<f64[4]>(0.));
else
set_vr(op.rt, get_vr<f32[4]>(op.ra) + get_vr<f32[4]>(op.rb));
}
@ -7628,7 +7628,7 @@ public:
void FS(spu_opcode_t op)
{
if (g_cfg.core.spu_accurate_xfloat)
set_vr(op.rt, get_vr<f64[4]>(op.ra) - get_vr<f64[4]>(op.rb));
set_vr(op.rt, get_vr<f64[4]>(op.ra) - get_vr<f64[4]>(op.rb) + fsplat<f64[4]>(0.));
else if (g_cfg.core.spu_approx_xfloat)
{
const auto b = eval(clamp_smax(get_vr<f32[4]>(op.rb))); // for #4478
@ -7641,7 +7641,7 @@ public:
void FM(spu_opcode_t op)
{
if (g_cfg.core.spu_accurate_xfloat)
set_vr(op.rt, get_vr<f64[4]>(op.ra) * get_vr<f64[4]>(op.rb));
set_vr(op.rt, get_vr<f64[4]>(op.ra) * get_vr<f64[4]>(op.rb) + fsplat<f64[4]>(0.));
else if (g_cfg.core.spu_approx_xfloat)
{
const auto a = get_vr<f32[4]>(op.ra);
@ -7795,7 +7795,7 @@ public:
{
// See FMA.
if (g_cfg.core.spu_accurate_xfloat)
set_vr(op.rt4, fmuladd(eval(-get_vr<f64[4]>(op.ra)), get_vr<f64[4]>(op.rb), get_vr<f64[4]>(op.rc)));
set_vr(op.rt4, fmuladd(eval(-get_vr<f64[4]>(op.ra)), get_vr<f64[4]>(op.rb), get_vr<f64[4]>(op.rc)) + fsplat<f64[4]>(0.));
else if (g_cfg.core.spu_approx_xfloat)
{
const auto a = eval(clamp_smax(get_vr<f32[4]>(op.ra)));
@ -7810,7 +7810,7 @@ public:
{
// Hardware FMA produces the same result as multiple + add on the limited double range (xfloat).
if (g_cfg.core.spu_accurate_xfloat)
set_vr(op.rt4, fmuladd(get_vr<f64[4]>(op.ra), get_vr<f64[4]>(op.rb), get_vr<f64[4]>(op.rc)));
set_vr(op.rt4, fmuladd(get_vr<f64[4]>(op.ra), get_vr<f64[4]>(op.rb), get_vr<f64[4]>(op.rc)) + fsplat<f64[4]>(0.));
else if (g_cfg.core.spu_approx_xfloat)
{
const auto a = get_vr<f32[4]>(op.ra);
@ -7829,7 +7829,7 @@ public:
{
// See FMA.
if (g_cfg.core.spu_accurate_xfloat)
set_vr(op.rt4, fmuladd(get_vr<f64[4]>(op.ra), get_vr<f64[4]>(op.rb), eval(-get_vr<f64[4]>(op.rc))));
set_vr(op.rt4, fmuladd(get_vr<f64[4]>(op.ra), get_vr<f64[4]>(op.rb), eval(-get_vr<f64[4]>(op.rc))) + fsplat<f64[4]>(0.));
else if (g_cfg.core.spu_approx_xfloat)
{
const auto a = eval(clamp_smax(get_vr<f32[4]>(op.ra)));