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tests/hlsl: Test integer division with big integers.

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Similarly to the modulus operator, d3dbc results with constant folding
are different from results when constant folding cannot be applied, and
different from tpf results.
This commit is contained in:
Francisco Casas 2025-02-28 16:26:30 -03:00 committed by Henri Verbeet
parent 080672478d
commit e3923876c0
Notes: Henri Verbeet 2025-03-18 16:03:46 +01:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1427
2 changed files with 60 additions and 0 deletions
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33
tests/hlsl/arithmetic-int-uniform.shader_test
View File

@ -137,6 +137,39 @@ todo(sm<4 | glsl | msl) draw quad
if(sm<4) probe (0, 0) rgba(6, 6, -6, -6)
if(sm>=4) probe (0, 0) rgba(7, 7, -7, -7)
[pixel shader todo(sm<4)]
float f;
float4 main() : sv_target
{
int a = 16782201; // This rounds down to 16782200 when converted to float.
int b = f;
return float4(a / b, a / (-b), (-a) / b, (-a) / (-b));
}
[test]
uniform 0 float 999.0
todo(sm<4 | glsl | msl) draw quad
if(sm<4) probe (0, 0) rgba(16798, -16798, -16798, 16798)
if(sm>=4) probe (0, 0) rgba(16799, -16799, -16799, 16799)
[pixel shader todo(sm<4)]
float f;
float4 main() : sv_target
{
int a = 16782200;
int b = f;
return float4(a / b, a / (-b), (-a) / b, (-a) / (-b));
}
[test]
uniform 0 float 999.0
todo(sm<4 | glsl | msl) draw quad
probe (0, 0) rgba(16798, -16798, -16798, 16798)
[require]
shader model >= 6.0
int64

27
tests/hlsl/arithmetic-int.shader_test
View File

@ -179,3 +179,30 @@ float4 main() : sv_target
draw quad
todo if(sm<4) probe (0, 0) rgba(7, 7, -6, -6)
if(sm>=4) probe (0, 0) rgba(7, 7, -7, -7)
[pixel shader]
float4 main() : sv_target
{
int a = 16782201; // This rounds down to 16782200 when converted to float.
int b = 999;
return float4(a / b, a / (-b), (-a) / b, (-a) / (-b));
}
[test]
draw quad
if(sm<4) todo probe (0, 0) rgba(16799, -16799, -16798, 16798)
if(sm>=4) probe (0, 0) rgba(16799, -16799, -16799, 16799)
[pixel shader]
float4 main() : sv_target
{
int a = 16782200;
int b = 999;
return float4(a / b, a / (-b), (-a) / b, (-a) / (-b));
}
[test]
draw quad
probe (0, 0) rgba(16798, -16798, -16798, 16798)