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tests/hlsl: Add some conditional flattening tests.

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This commit is contained in:
Shaun Ren
2025-10-16 21:57:29 -04:00
committed by Henri Verbeet
parent cd9a5bf2b4
commit 2ba53e06fa
Notes: Henri Verbeet 2025-10-30 19:59:51 +01:00 
Approved-by: Francisco Casas (@fcasas)
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1732
2 changed files with 192 additions and 0 deletions
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130
tests/hlsl/conditional.shader_test
View File

@@ -110,6 +110,35 @@ uniform 0 float4 0.0 0.0 0.0 0.0
draw quad
probe (0, 0) rgba (0.9, 0.8, 0.7, 0.6)
[pixel shader]
uniform float4 u;
float4 main() : sv_target
{
[flatten]
if (u.x > 0.0)
{
[branch]
if (u.y > 0.0)
return float4(1.0, 2.0, 3.0, 4.0);
else
return float4(5.0, 6.0, 7.0, 8.0);
}
else
return float4(9.0, 10.0, 11.0, 12.0);
}
[test]
uniform 0 float4 1.0 0.0 0.0 0.0
draw quad
probe (0, 0) f32(5.0, 6.0, 7.0, 8.0)
uniform 0 float4 1.0 1.0 0.0 0.0
draw quad
probe (0, 0) f32(1.0, 2.0, 3.0, 4.0)
uniform 0 float4 0.0 1.0 0.0 0.0
draw quad
probe (0, 0) f32(9.0, 10.0, 11.0, 12.0)
[pixel shader]
float4 main() : sv_target
{
@@ -215,6 +244,54 @@ if(sm>=4) uniform 1 int 4
draw quad
probe (0, 0) rgba (1.0, 1.0, 1.0, 1.0)
[pixel shader]
uniform float4 u;
float4 main() : sv_target
{
float res = 0;
[flatten]
if (u.x > 0.0)
res = 1.0;
else
res = 2.0;
return res;
}
[test]
uniform 0 float4 0.0 0.0 0.0 0.0
draw quad
probe (0, 0) f32(2.0, 2.0, 2.0, 2.0)
uniform 0 float4 1.0 0.0 0.0 0.0
draw quad
probe (0, 0) f32(1.0, 1.0, 1.0, 1.0)
[pixel shader]
uniform float4 u;
float4 main() : sv_target
{
float4 res = float4(0.0, -1.0, -2.0, -3.0);
[flatten]
if (u.x > 0.0)
res.xy = float2(4.0, 5.0);
else
res.xz = float2(6.0, 7.0);
return res;
}
[test]
uniform 0 float4 0.0 0.0 0.0 0.0
draw quad
probe (0, 0) f32(6.0, -1.0, 7.0, -3.0)
uniform 0 float4 1.0 0.0 0.0 0.0
draw quad
probe (0, 0) f32(4.0, 5.0, -2.0, -3.0)
% Test "if" conditionals, using resource loads to ensure we aren't removing these instruction with optimizations.
[srv 0]
size (2d, 2, 2)
@@ -250,6 +327,27 @@ Texture2D tex;
sampler sam;
float a;
float4 main() : sv_target
{
[flatten] if (a < 4)
return tex.Sample(sam, float2(0, 0));
else
return float4(1, 2, 3, 4);
}
[test]
uniform 0 float -2
draw quad
probe (0, 0) f32(0.0, 0.0, 0.0, 4.0)
uniform 0 float 4
draw quad
probe (0, 0) f32(1.0, 2.0, 3.0, 4.0)
[pixel shader]
Texture2D tex;
sampler sam;
float a;
float4 main() : sv_target
{
if (a >= 2)
@@ -271,6 +369,38 @@ uniform 0 float 0
todo(msl & sm>=6) draw quad
probe (0, 0) rgba (1.0, 1.0, 0.0, 4.0)
% Branches with resource stores can't be flattened.
[pixel shader fail(sm<6) todo]
uniform float a;
RWBuffer<float> u;
float4 main() : sv_target
{
[flatten]
if (a > 0)
u[0] = a;
return a;
}
[pixel shader fail(sm<6) todo]
uniform float a;
uniform uint b;
RWBuffer<float> u;
float4 main() : sv_target
{
[flatten]
if (a > 0)
{
for (uint i = 0; i < b; ++i)
{
if (i > 3)
u[i] = a + i;
}
}
return a;
}
% Test 16-bit phi instructions.
[require]
shader model >= 6.2

62
tests/hlsl/discard.shader_test
View File

@@ -16,6 +16,68 @@ uniform 0 float4 9 8 7 6
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
[pixel shader todo(sm<4)]
uniform float4 x;
float4 main() : sv_target
{
[flatten]
if (x.x == 9.0f)
discard;
return x;
}
[test]
uniform 0 float4 1 2 3 4
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
uniform 0 float4 9 8 7 6
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
[pixel shader todo(sm<4)]
uniform float4 x;
float4 main() : sv_target
{
float4 ret = x;
if (x.x != 9.0f)
ret.w = 4.0f;
else
discard;
return ret;
}
[test]
uniform 0 float4 1 2 3 4
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
uniform 0 float4 9 8 7 6
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
[pixel shader todo(sm<4)]
uniform float4 x;
float4 main() : sv_target
{
float4 ret = x;
[flatten]
if (x.x != 9.0f)
ret.w = 4.0f;
else
discard;
return ret;
}
[test]
uniform 0 float4 1 2 3 4
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
uniform 0 float4 9 8 7 6
todo(sm<4 | glsl | msl & sm>=6) draw quad
probe (0, 0) f32(1, 2, 3, 4)
[require]
shader model >= 3.0