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tests/hlsl: Test shader model 6.2 denormal mode for 16-bit and 64-bit floats.

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This commit is contained in:
Giovanni Mascellani
2025-10-25 00:03:40 +02:00
committed by Henri Verbeet
parent 69c109786b
commit b835510010
Notes: Henri Verbeet 2025-10-30 20:00:32 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1809
1 changed files with 57 additions and 0 deletions
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57
tests/hlsl/arithmetic-float-uniform.shader_test
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@@ -509,3 +509,60 @@ probe (0, 0) u32(0x02081cea, 0x00000000, 0x0554ad2e, 0x00000000) % f32(1.0e-37,
uniform 0 uint4 0x000ae398 0x3c23d70a 0 0 % f32(1.0e-39, 0.01, 0, 0) uniform 0 uint4 0x000ae398 0x3c23d70a 0 0 % f32(1.0e-39, 0.01, 0, 0)
draw quad draw quad
probe (0, 0) u32(0x000ae398, 0x00000000, 0x00000000, 0x00000000) % f32(1.0e-39, 0.0, 0.0, 0.0) probe (0, 0) u32(0x000ae398, 0x00000000, 0x00000000, 0x00000000) % f32(1.0e-39, 0.0, 0.0, 0.0)
[rtv 0]
format r32g32b32a32-uint
size (2d, 640, 480)
% Per the specification, the dernom mode only applies to f32;
% f64 and f16 are always supposed to preserve denormals. Tests agree.
[require]
shader model >= 6.2
float64
[pixel shader]
uniform double f;
uint4 main() : SV_Target
{
uint4 ret;
double2 d = double2(f / 100.0, f * 100.0);
asuint(d.x, ret.x, ret.y);
asuint(d.y, ret.z, ret.w);
return ret;
}
[test]
denorm preserve
uniform 0 uint64_t2 0x0031fa182c40c60d 0 % f64(1e-307, 0)
draw quad
todo(llvmpipe) probe (0, 0) u64(0x0000b8157268fdaf, 0x009c16c5c5253574) % f64(1e-309, 9.999999999999999e-306)
denorm ftz
uniform 0 uint64_t2 0x0031fa182c40c60d 0 % f64(1e-307, 0)
draw quad
todo(llvmpipe) probe (0, 0) u64(0x0000b8157268fdaf, 0x009c16c5c5253574) % f64(1e-309, 9.999999999999999e-306)
[require]
shader model >= 6.2
native-16-bit
[pixel shader]
uniform half2 f;
float4 main() : SV_Target
{
return half4(f.x, f.x / 100.0h, f.x * 100.0h, f.x / f.y);
}
[test]
denorm preserve
uniform 0 uint 0x5640068d % half2 1e-4 100.0
draw quad
probe (0, 0) f32(9.99569893e-005, 1.01327896e-006, 9.99450684e-003, 1.01327896e-006)
denorm ftz
uniform 0 uint 0x5640068d % half2 1e-4 100.0
draw quad
probe (0, 0) f32(9.99569893e-005, 1.01327896e-006, 9.99450684e-003, 1.01327896e-006)