AuroraMiddleware/SPIRV-Cross
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Do not forward expressions which carry a huge amount of dependencies.

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Need to force temporaries eventually, or compilers have a tendency to
explode.
This commit is contained in:
Hans-Kristian Arntzen 2022-01-17 12:49:02 +01:00
parent a1bb29ccbb
commit ef6bde6580
14 changed files with 374 additions and 53 deletions
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3
reference/opt/shaders-ue4/asm/frag/depth-compare.asm.frag
View File

@ -254,6 +254,7 @@ fragment main0_out main0(constant type_View& View [[buffer(0)]], constant type_G
{
float4 _260 = SSProfilesTexture.read(uint2(int3(1, int(uint((select(float4(0.0), SceneTexturesStruct_GBufferDTexture.sample(SceneTexturesStruct_GBufferDTextureSampler, _114, level(0.0)), bool4(!(((_240 & 4294967280u) & 16u) != 0u))).x * 255.0) + 0.5)), 0).xy), 0);
float _263 = _260.y * 0.5;
float3 _266 = _148 - (_236 * float3(_263));
float _274 = pow(fast::clamp(dot(-(_152 * float3(rsqrt(dot(_152, _152)))), _236), 0.0, 1.0), 1.0);
float _445;
if (_160)
@ -286,7 +287,7 @@ fragment main0_out main0(constant type_View& View [[buffer(0)]], constant type_G
}
_311 = _307;
}
float4 _318 = _Globals.ShadowViewProjectionMatrices[_311] * float4(_148 - (_236 * float3(_263)), 1.0);
float4 _318 = _Globals.ShadowViewProjectionMatrices[_311] * float4(_266, 1.0);
float _323 = _260.x * (10.0 / _Globals.LightPositionAndInvRadius.w);
float _329 = (1.0 / (((_318.z / _318.w) * _Globals.PointLightDepthBiasAndProjParameters.z) - _Globals.PointLightDepthBiasAndProjParameters.w)) * _Globals.LightPositionAndInvRadius.w;
float _342 = (_329 - ((1.0 / ((float4(ShadowDepthCubeTexture.sample(ShadowDepthTextureSampler, (_278 + (_286 * float3(2.5))), level(0.0))).x * _Globals.PointLightDepthBiasAndProjParameters.z) - _Globals.PointLightDepthBiasAndProjParameters.w)) * _Globals.LightPositionAndInvRadius.w)) * _323;

8
reference/opt/shaders-ue4/asm/frag/global-constant-arrays.asm.frag
View File

@ -181,15 +181,13 @@ fragment main0_out main0(main0_in in [[stage_in]], constant type_Globals& _Globa
float _669 = _644 + ((_660.x * _Globals.WhiteTint) * 0.0500000007450580596923828125);
float _674 = ((2.0 * _665) - (8.0 * _669)) + 4.0;
float2 _680 = select(float2(_616, (_616 * (((-3.0) * _616) + 2.86999988555908203125)) - 0.2750000059604644775390625), _653, bool2(_Globals.WhiteTemp < 4000.0)) + (float2((3.0 * _665) / _674, (2.0 * _669) / _674) - _653);
float _681 = _680.x;
float _682 = _680.y;
float _683 = fast::max(_682, 1.0000000133514319600180897396058e-10);
float _683 = fast::max(_680.y, 1.0000000133514319600180897396058e-10);
float3 _685 = _391;
_685.x = _681 / _683;
_685.x = _680.x / _683;
float3 _686 = _685;
_686.y = 1.0;
float3 _690 = _686;
_690.z = ((1.0 - _681) - _682) / _683;
_690.z = ((1.0 - _680.x) - _680.y) / _683;
float3 _693 = _391;
_693.x = 0.950455963611602783203125;
float3 _694 = _693;

29
reference/opt/shaders-ue4/asm/frag/padded-float-array-member-defef.asm.frag
View File

@ -183,15 +183,13 @@ fragment main0_out main0(main0_in in [[stage_in]], constant type_Globals& _Globa
float _695 = _670 + ((_686.x * _Globals.WhiteTint) * 0.0500000007450580596923828125);
float _700 = ((2.0 * _691) - (8.0 * _695)) + 4.0;
float2 _706 = select(float2(_642, (_642 * (((-3.0) * _642) + 2.86999988555908203125)) - 0.2750000059604644775390625), _679, bool2(_Globals.WhiteTemp < 4000.0)) + (float2((3.0 * _691) / _700, (2.0 * _695) / _700) - _679);
float _707 = _706.x;
float _708 = _706.y;
float _709 = fast::max(_708, 1.0000000133514319600180897396058e-10);
float _709 = fast::max(_706.y, 1.0000000133514319600180897396058e-10);
float3 _711 = _523;
_711.x = _707 / _709;
_711.x = _706.x / _709;
float3 _712 = _711;
_712.y = 1.0;
float3 _716 = _712;
_716.z = ((1.0 - _707) - _708) / _709;
_716.z = ((1.0 - _706.x) - _706.y) / _709;
float3 _719 = _523;
_719.x = 0.950455963611602783203125;
float3 _720 = _719;
@ -392,40 +390,37 @@ fragment main0_out main0(main0_in in [[stage_in]], constant type_Globals& _Globa
float3 _3103;
if (_Globals.OutputDevice == 0u)
{
float _3063 = _1324.x;
float _3075;
for (;;)
{
if (_3063 < 0.00313066993840038776397705078125)
if (_1324.x < 0.00313066993840038776397705078125)
{
_3075 = _3063 * 12.9200000762939453125;
_3075 = _1324.x * 12.9200000762939453125;
break;
}
_3075 = (pow(_3063, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
_3075 = (pow(_1324.x, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
break;
}
float _3076 = _1324.y;
float _3088;
for (;;)
{
if (_3076 < 0.00313066993840038776397705078125)
if (_1324.y < 0.00313066993840038776397705078125)
{
_3088 = _3076 * 12.9200000762939453125;
_3088 = _1324.y * 12.9200000762939453125;
break;
}
_3088 = (pow(_3076, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
_3088 = (pow(_1324.y, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
break;
}
float _3089 = _1324.z;
float _3101;
for (;;)
{
if (_3089 < 0.00313066993840038776397705078125)
if (_1324.z < 0.00313066993840038776397705078125)
{
_3101 = _3089 * 12.9200000762939453125;
_3101 = _1324.z * 12.9200000762939453125;
break;
}
_3101 = (pow(_3089, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
_3101 = (pow(_1324.z, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
break;
}
_3103 = float3(_3075, _3088, _3101);

3
reference/opt/shaders-ue4/asm/vert/array-missing-copies.asm.vert
View File

@ -443,7 +443,8 @@ vertex main0_out main0(main0_in in [[stage_in]], constant type_View& View [[buff
}
bool _468 = (MobileBasePass.MobileBasePass_Fog_ExponentialFogParameters3.w > 0.0) && (_347 > MobileBasePass.MobileBasePass_Fog_ExponentialFogParameters3.w);
float _471 = _468 ? 1.0 : fast::max(fast::clamp(exp2(-(_428 * _393)), 0.0, 1.0), MobileBasePass.MobileBasePass_Fog_ExponentialFogColorParameter.w);
float4 _479 = float4((MobileBasePass.MobileBasePass_Fog_ExponentialFogColorParameter.xyz * float3(1.0 - _471)) + select(_459, float3(0.0), bool3(_468)), _471);
float3 _475 = (MobileBasePass.MobileBasePass_Fog_ExponentialFogColorParameter.xyz * float3(1.0 - _471)) + select(_459, float3(0.0), bool3(_468));
float4 _479 = float4(_475, _471);
float4 _482 = _338;
_482.w = _339.w;
out.out_var_TEXCOORD0 = ((_323 + LandscapeParameters.LandscapeParameters_SubsectionSizeVertsLayerUVPan.zw) + _292).xy;

3
reference/opt/shaders-ue4/asm/vert/texture-buffer.asm.vert
View File

@ -363,7 +363,8 @@ vertex main0_out main0(main0_in in [[stage_in]], constant type_View& View [[buff
float _339 = ((_145.z + ((_145.w * EmitterUniforms.EmitterUniforms_RotationRateScale) * _146)) * 6.283185482025146484375) + EmitterUniforms.EmitterUniforms_RotationBias;
float3 _342 = float3(sin(_339));
float3 _344 = float3(cos(_339));
float4 _371 = float4(_239 + ((float3(_204.x * (in.in_var_ATTRIBUTE0.x + EmitterUniforms.EmitterUniforms_PivotOffset.x)) * ((_342 * _336) + (_344 * _335))) + (float3(_204.y * (in.in_var_ATTRIBUTE0.y + EmitterUniforms.EmitterUniforms_PivotOffset.y)) * ((_344 * _336) - (_342 * _335)))), 1.0);
float3 _367 = _239 + ((float3(_204.x * (in.in_var_ATTRIBUTE0.x + EmitterUniforms.EmitterUniforms_PivotOffset.x)) * ((_342 * _336) + (_344 * _335))) + (float3(_204.y * (in.in_var_ATTRIBUTE0.y + EmitterUniforms.EmitterUniforms_PivotOffset.y)) * ((_344 * _336) - (_342 * _335))));
float4 _371 = float4(_367, 1.0);
float4 _375 = MobileShadowDepthPass.MobileShadowDepthPass_ProjectionMatrix * float4(_371.x, _371.y, _371.z, _371.w);
float4 _386;
if ((MobileShadowDepthPass.MobileShadowDepthPass_bClampToNearPlane > 0.0) && (_375.z < 0.0))

34
reference/shaders-no-opt/asm/comp/expression-nesting-limits.asm.comp Normal file
View File

@ -0,0 +1,34 @@
#version 430
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
layout(binding = 0, std430) buffer _4_5
{
uint _m0[16];
} _5;
layout(binding = 1, std430) buffer _4_6
{
uint _m0[16];
} _6;
layout(binding = 2, std430) buffer _4_7
{
uint _m0[16];
} _7;
vec4 _88(vec4 _89)
{
for (int _91 = 0; _91 < 16; _91++)
{
uint _163 = _6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + _5._m0[_91]))))))))))))))))))))))))))))))))))))))))))))))))))))))))))));
uint _225 = _6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + _163)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))));
_7._m0[_91] = _6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + (_6._m0[_91] + _225))))))))))))));
}
return _89;
}
void main()
{
vec4 _87 = _88(vec4(uvec4(gl_GlobalInvocationID, 0u)));
}

5
reference/shaders-no-opt/asm/frag/inliner-dominator-inside-loop.asm.frag
View File

@ -216,10 +216,9 @@ void main()
vec2 _376 = texture(SPIRV_Cross_CombinedShadowMapTextureShadowMapSampler, IN_PosLightSpace_Reflectance.xyz.xy).xy;
float _392 = (1.0 - (((step(_376.x, IN_PosLightSpace_Reflectance.xyz.z) * clamp(9.0 - (20.0 * abs(IN_PosLightSpace_Reflectance.xyz.z - 0.5)), 0.0, 1.0)) * _376.y) * _19.CB0.OutlineBrightness_ShadowInfo.w)) * _368.w;
vec3 _403 = mix(_318.xyz, texture(SPIRV_Cross_CombinedEnvironmentMapTextureEnvironmentMapSampler, reflect(-IN_View_Depth.xyz, _329)).xyz, vec3(_312));
vec4 _404 = vec4(_403.x, _403.y, _403.z, _318.w);
vec3 _422 = (((_19.CB0.AmbientColor + (((_19.CB0.Lamp0Color * clamp(_333, 0.0, 1.0)) + (_19.CB0.Lamp1Color * max(-_333, 0.0))) * _392)) + _368.xyz) * _404.xyz) + (_19.CB0.Lamp0Color * (((step(0.0, _333) * _306) * _392) * pow(clamp(dot(_329, normalize(_332 + normalize(IN_View_Depth.xyz))), 0.0, 1.0), _308)));
vec3 _422 = (((_19.CB0.AmbientColor + (((_19.CB0.Lamp0Color * clamp(_333, 0.0, 1.0)) + (_19.CB0.Lamp1Color * max(-_333, 0.0))) * _392)) + _368.xyz) * vec4(_403.x, _403.y, _403.z, _318.w).xyz) + (_19.CB0.Lamp0Color * (((step(0.0, _333) * _306) * _392) * pow(clamp(dot(_329, normalize(_332 + normalize(IN_View_Depth.xyz))), 0.0, 1.0), _308)));
vec4 _425 = vec4(_422.x, _422.y, _422.z, _124.w);
_425.w = _404.w;
_425.w = vec4(_403.x, _403.y, _403.z, _318.w).w;
vec2 _435 = min(IN_Uv_EdgeDistance1.wz, IN_UvStuds_EdgeDistance2.wz);
float _439 = min(_435.x, _435.y) / _163;
vec3 _445 = _425.xyz * clamp((clamp((_163 * _19.CB0.OutlineBrightness_ShadowInfo.x) + _19.CB0.OutlineBrightness_ShadowInfo.y, 0.0, 1.0) * (1.5 - _439)) + _439, 0.0, 1.0);

3
reference/shaders-ue4/asm/frag/depth-compare.asm.frag
View File

@ -254,6 +254,7 @@ fragment main0_out main0(constant type_View& View [[buffer(0)]], constant type_G
{
float4 _260 = SSProfilesTexture.read(uint2(int3(1, int(uint((select(float4(0.0), SceneTexturesStruct_GBufferDTexture.sample(SceneTexturesStruct_GBufferDTextureSampler, _114, level(0.0)), bool4(!(((_240 & 4294967280u) & 16u) != 0u))).x * 255.0) + 0.5)), 0).xy), 0);
float _263 = _260.y * 0.5;
float3 _266 = _148 - (_236 * float3(_263));
float _274 = pow(fast::clamp(dot(-(_152 * float3(rsqrt(dot(_152, _152)))), _236), 0.0, 1.0), 1.0);
float _445;
if (_160)
@ -286,7 +287,7 @@ fragment main0_out main0(constant type_View& View [[buffer(0)]], constant type_G
}
_311 = _307;
}
float4 _318 = _Globals.ShadowViewProjectionMatrices[_311] * float4(_148 - (_236 * float3(_263)), 1.0);
float4 _318 = _Globals.ShadowViewProjectionMatrices[_311] * float4(_266, 1.0);
float _323 = _260.x * (10.0 / _Globals.LightPositionAndInvRadius.w);
float _329 = (1.0 / (((_318.z / _318.w) * _Globals.PointLightDepthBiasAndProjParameters.z) - _Globals.PointLightDepthBiasAndProjParameters.w)) * _Globals.LightPositionAndInvRadius.w;
float _342 = (_329 - ((1.0 / ((float4(ShadowDepthCubeTexture.sample(ShadowDepthTextureSampler, (_278 + (_286 * float3(2.5))), level(0.0))).x * _Globals.PointLightDepthBiasAndProjParameters.z) - _Globals.PointLightDepthBiasAndProjParameters.w)) * _Globals.LightPositionAndInvRadius.w)) * _323;

8
reference/shaders-ue4/asm/frag/global-constant-arrays.asm.frag
View File

@ -181,15 +181,13 @@ fragment main0_out main0(main0_in in [[stage_in]], constant type_Globals& _Globa
float _669 = _644 + ((_660.x * _Globals.WhiteTint) * 0.0500000007450580596923828125);
float _674 = ((2.0 * _665) - (8.0 * _669)) + 4.0;
float2 _680 = select(float2(_616, ((((-3.0) * _616) * _616) + (2.86999988555908203125 * _616)) - 0.2750000059604644775390625), _653, bool2(_Globals.WhiteTemp < 4000.0)) + (float2((3.0 * _665) / _674, (2.0 * _669) / _674) - _653);
float _681 = _680.x;
float _682 = _680.y;
float _683 = fast::max(_682, 1.0000000133514319600180897396058e-10);
float _683 = fast::max(_680.y, 1.0000000133514319600180897396058e-10);
float3 _685 = _391;
_685.x = _681 / _683;
_685.x = _680.x / _683;
float3 _686 = _685;
_686.y = 1.0;
float3 _690 = _686;
_690.z = ((1.0 - _681) - _682) / _683;
_690.z = ((1.0 - _680.x) - _680.y) / _683;
float _691 = fast::max(0.328999996185302734375, 1.0000000133514319600180897396058e-10);
float3 _693 = _391;
_693.x = 0.3127000033855438232421875 / _691;

29
reference/shaders-ue4/asm/frag/padded-float-array-member-defef.asm.frag
View File

@ -183,15 +183,13 @@ fragment main0_out main0(main0_in in [[stage_in]], constant type_Globals& _Globa
float _695 = _670 + ((_686.x * _Globals.WhiteTint) * 0.0500000007450580596923828125);
float _700 = ((2.0 * _691) - (8.0 * _695)) + 4.0;
float2 _706 = select(float2(_642, ((((-3.0) * _642) * _642) + (2.86999988555908203125 * _642)) - 0.2750000059604644775390625), _679, bool2(_Globals.WhiteTemp < 4000.0)) + (float2((3.0 * _691) / _700, (2.0 * _695) / _700) - _679);
float _707 = _706.x;
float _708 = _706.y;
float _709 = fast::max(_708, 1.0000000133514319600180897396058e-10);
float _709 = fast::max(_706.y, 1.0000000133514319600180897396058e-10);
float3 _711 = _523;
_711.x = _707 / _709;
_711.x = _706.x / _709;
float3 _712 = _711;
_712.y = 1.0;
float3 _716 = _712;
_716.z = ((1.0 - _707) - _708) / _709;
_716.z = ((1.0 - _706.x) - _706.y) / _709;
float _717 = fast::max(0.328999996185302734375, 1.0000000133514319600180897396058e-10);
float3 _719 = _523;
_719.x = 0.3127000033855438232421875 / _717;
@ -394,40 +392,37 @@ fragment main0_out main0(main0_in in [[stage_in]], constant type_Globals& _Globa
float3 _3103;
if (_Globals.OutputDevice == 0u)
{
float _3063 = _1324.x;
float _3075;
for (;;)
{
if (_3063 < 0.00313066993840038776397705078125)
if (_1324.x < 0.00313066993840038776397705078125)
{
_3075 = _3063 * 12.9200000762939453125;
_3075 = _1324.x * 12.9200000762939453125;
break;
}
_3075 = (pow(_3063, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
_3075 = (pow(_1324.x, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
break;
}
float _3076 = _1324.y;
float _3088;
for (;;)
{
if (_3076 < 0.00313066993840038776397705078125)
if (_1324.y < 0.00313066993840038776397705078125)
{
_3088 = _3076 * 12.9200000762939453125;
_3088 = _1324.y * 12.9200000762939453125;
break;
}
_3088 = (pow(_3076, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
_3088 = (pow(_1324.y, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
break;
}
float _3089 = _1324.z;
float _3101;
for (;;)
{
if (_3089 < 0.00313066993840038776397705078125)
if (_1324.z < 0.00313066993840038776397705078125)
{
_3101 = _3089 * 12.9200000762939453125;
_3101 = _1324.z * 12.9200000762939453125;
break;
}
_3101 = (pow(_3089, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
_3101 = (pow(_1324.z, 0.4166666567325592041015625) * 1.05499994754791259765625) - 0.054999999701976776123046875;
break;
}
_3103 = float3(_3075, _3088, _3101);

3
reference/shaders-ue4/asm/vert/array-missing-copies.asm.vert
View File

@ -452,7 +452,8 @@ vertex main0_out main0(main0_in in [[stage_in]], constant type_View& View [[buff
}
bool _468 = (MobileBasePass.MobileBasePass_Fog_ExponentialFogParameters3.w > 0.0) && (_347 > MobileBasePass.MobileBasePass_Fog_ExponentialFogParameters3.w);
float _471 = _468 ? 1.0 : fast::max(fast::clamp(exp2(-(_428 * _393)), 0.0, 1.0), MobileBasePass.MobileBasePass_Fog_ExponentialFogColorParameter.w);
_97[0] = float4((MobileBasePass.MobileBasePass_Fog_ExponentialFogColorParameter.xyz * float3(1.0 - _471)) + select(_459, float3(0.0), bool3(_468)), _471);
float3 _475 = (MobileBasePass.MobileBasePass_Fog_ExponentialFogColorParameter.xyz * float3(1.0 - _471)) + select(_459, float3(0.0), bool3(_468));
_97[0] = float4(_475, _471);
float4 _482 = _338;
_482.w = _339.w;
out.out_var_TEXCOORD0 = ((_323 + LandscapeParameters.LandscapeParameters_SubsectionSizeVertsLayerUVPan.zw) + _292).xy;

3
reference/shaders-ue4/asm/vert/texture-buffer.asm.vert
View File

@ -363,7 +363,8 @@ vertex main0_out main0(main0_in in [[stage_in]], constant type_View& View [[buff
float _339 = ((_145.z + ((_145.w * EmitterUniforms.EmitterUniforms_RotationRateScale) * _146)) * 6.283185482025146484375) + EmitterUniforms.EmitterUniforms_RotationBias;
float3 _342 = float3(sin(_339));
float3 _344 = float3(cos(_339));
float4 _371 = float4(_239 + ((float3(_204.x * (in.in_var_ATTRIBUTE0.x + EmitterUniforms.EmitterUniforms_PivotOffset.x)) * ((_342 * _336) + (_344 * _335))) + (float3(_204.y * (in.in_var_ATTRIBUTE0.y + EmitterUniforms.EmitterUniforms_PivotOffset.y)) * ((_344 * _336) - (_342 * _335)))), 1.0);
float3 _367 = _239 + ((float3(_204.x * (in.in_var_ATTRIBUTE0.x + EmitterUniforms.EmitterUniforms_PivotOffset.x)) * ((_342 * _336) + (_344 * _335))) + (float3(_204.y * (in.in_var_ATTRIBUTE0.y + EmitterUniforms.EmitterUniforms_PivotOffset.y)) * ((_344 * _336) - (_342 * _335))));
float4 _371 = float4(_367, 1.0);
float4 _375 = MobileShadowDepthPass.MobileShadowDepthPass_ProjectionMatrix * float4(_371.x, _371.y, _371.z, _371.w);
float4 _386;
if ((MobileShadowDepthPass.MobileShadowDepthPass_bClampToNearPlane > 0.0) && (_375.z < 0.0))

288
shaders-no-opt/asm/comp/expression-nesting-limits.asm.comp Normal file
View File

@ -0,0 +1,288 @@
; SPIR-V
; Version: 1.0
; Generator: Khronos SPIR-V Tools Assembler; 0
; Bound: 10117
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "main" %gl_GlobalInvocationID
OpExecutionMode %1 LocalSize 1 1 1
OpSource GLSL 430
OpDecorate %gl_GlobalInvocationID BuiltIn GlobalInvocationId
OpDecorate %_arr_uint_int_16 ArrayStride 4
OpMemberDecorate %_struct_4 0 Offset 0
OpDecorate %_struct_4 BufferBlock
OpDecorate %5 DescriptorSet 0
OpDecorate %5 Binding 0
OpDecorate %6 DescriptorSet 0
OpDecorate %6 Binding 1
OpDecorate %7 DescriptorSet 0
OpDecorate %7 Binding 2
%void = OpTypeVoid
%bool = OpTypeBool
%int = OpTypeInt 32 1
%uint = OpTypeInt 32 0
%float = OpTypeFloat 32
%v2int = OpTypeVector %int 2
%v2uint = OpTypeVector %uint 2
%v2float = OpTypeVector %float 2
%v3int = OpTypeVector %int 3
%v3uint = OpTypeVector %uint 3
%v3float = OpTypeVector %float 3
%v4int = OpTypeVector %int 4
%v4uint = OpTypeVector %uint 4
%v4float = OpTypeVector %float 4
%v4bool = OpTypeVector %bool 4
%23 = OpTypeFunction %v4float %v4float
%24 = OpTypeFunction %bool
%25 = OpTypeFunction %void
%_ptr_Input_float = OpTypePointer Input %float
%_ptr_Input_int = OpTypePointer Input %int
%_ptr_Input_uint = OpTypePointer Input %uint
%_ptr_Input_v2float = OpTypePointer Input %v2float
%_ptr_Input_v2int = OpTypePointer Input %v2int
%_ptr_Input_v2uint = OpTypePointer Input %v2uint
%_ptr_Input_v3float = OpTypePointer Input %v3float
%_ptr_Input_v4float = OpTypePointer Input %v4float
%_ptr_Input_v4int = OpTypePointer Input %v4int
%_ptr_Input_v4uint = OpTypePointer Input %v4uint
%_ptr_Output_float = OpTypePointer Output %float
%_ptr_Output_int = OpTypePointer Output %int
%_ptr_Output_uint = OpTypePointer Output %uint
%_ptr_Output_v2float = OpTypePointer Output %v2float
%_ptr_Output_v2int = OpTypePointer Output %v2int
%_ptr_Output_v2uint = OpTypePointer Output %v2uint
%_ptr_Output_v4float = OpTypePointer Output %v4float
%_ptr_Output_v4int = OpTypePointer Output %v4int
%_ptr_Output_v4uint = OpTypePointer Output %v4uint
%_ptr_Function_float = OpTypePointer Function %float
%_ptr_Function_int = OpTypePointer Function %int
%_ptr_Function_v4float = OpTypePointer Function %v4float
%float_1 = OpConstant %float 1
%float_0 = OpConstant %float 0
%float_0_5 = OpConstant %float 0.5
%float_n1 = OpConstant %float -1
%float_7 = OpConstant %float 7
%float_8 = OpConstant %float 8
%int_0 = OpConstant %int 0
%int_1 = OpConstant %int 1
%int_2 = OpConstant %int 2
%int_3 = OpConstant %int 3
%int_4 = OpConstant %int 4
%uint_0 = OpConstant %uint 0
%uint_1 = OpConstant %uint 1
%uint_2 = OpConstant %uint 2
%uint_3 = OpConstant %uint 3
%uint_32 = OpConstant %uint 32
%uint_4 = OpConstant %uint 4
%uint_2147483647 = OpConstant %uint 2147483647
%66 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%67 = OpConstantComposite %v4float %float_1 %float_0 %float_0 %float_1
%68 = OpConstantComposite %v4float %float_0_5 %float_0_5 %float_0_5 %float_0_5
%_arr_float_uint_1 = OpTypeArray %float %uint_1
%_arr_float_uint_2 = OpTypeArray %float %uint_2
%_arr_v4float_uint_3 = OpTypeArray %v4float %uint_3
%_arr_float_uint_4 = OpTypeArray %float %uint_4
%_arr_v4float_uint_32 = OpTypeArray %v4float %uint_32
%_ptr_Input__arr_v4float_uint_3 = OpTypePointer Input %_arr_v4float_uint_3
%_ptr_Input__arr_v4float_uint_32 = OpTypePointer Input %_arr_v4float_uint_32
%_ptr_Output__arr_float_uint_2 = OpTypePointer Output %_arr_float_uint_2
%_ptr_Output__arr_v4float_uint_3 = OpTypePointer Output %_arr_v4float_uint_3
%_ptr_Output__arr_float_uint_4 = OpTypePointer Output %_arr_float_uint_4
%_ptr_Input_v3uint = OpTypePointer Input %v3uint
%gl_GlobalInvocationID = OpVariable %_ptr_Input_v3uint Input
%int_16 = OpConstant %int 16
%_ptr_Uniform_uint = OpTypePointer Uniform %uint
%_arr_uint_int_16 = OpTypeArray %uint %int_16
%_struct_4 = OpTypeStruct %_arr_uint_int_16
%_ptr_Uniform__struct_4 = OpTypePointer Uniform %_struct_4
%5 = OpVariable %_ptr_Uniform__struct_4 Uniform
%6 = OpVariable %_ptr_Uniform__struct_4 Uniform
%7 = OpVariable %_ptr_Uniform__struct_4 Uniform
%1 = OpFunction %void None %25
%83 = OpLabel
%84 = OpLoad %v3uint %gl_GlobalInvocationID
%85 = OpCompositeConstruct %v4uint %84 %uint_0
%86 = OpConvertUToF %v4float %85
%87 = OpFunctionCall %v4float %88 %86
OpReturn
OpFunctionEnd
%88 = OpFunction %v4float None %23
%89 = OpFunctionParameter %v4float
%92 = OpLabel
%93 = OpVariable %_ptr_Function_int Function
OpStore %93 %int_0
OpBranch %94
%94 = OpLabel
%95 = OpLoad %int %93
%96 = OpSLessThan %bool %95 %int_16
OpLoopMerge %97 %10100 None
OpBranchConditional %96 %10101 %97
%10101 = OpLabel
%10102 = OpLoad %int %93
%90 = OpAccessChain %_ptr_Uniform_uint %6 %int_0 %10102
%91 = OpLoad %uint %90
%98 = OpAccessChain %_ptr_Uniform_uint %5 %int_0 %10102
%99 = OpLoad %uint %98
%100 = OpIAdd %uint %91 %99
%101 = OpIAdd %uint %91 %100
%102 = OpIAdd %uint %91 %101
%103 = OpIAdd %uint %91 %102
%104 = OpIAdd %uint %91 %103
%105 = OpIAdd %uint %91 %104
%106 = OpIAdd %uint %91 %105
%107 = OpIAdd %uint %91 %106
%108 = OpIAdd %uint %91 %107
%109 = OpIAdd %uint %91 %108
%110 = OpIAdd %uint %91 %109
%111 = OpIAdd %uint %91 %110
%112 = OpIAdd %uint %91 %111
%113 = OpIAdd %uint %91 %112
%114 = OpIAdd %uint %91 %113
%115 = OpIAdd %uint %91 %114
%116 = OpIAdd %uint %91 %115
%117 = OpIAdd %uint %91 %116
%118 = OpIAdd %uint %91 %117
%119 = OpIAdd %uint %91 %118
%120 = OpIAdd %uint %91 %119
%121 = OpIAdd %uint %91 %120
%122 = OpIAdd %uint %91 %121
%123 = OpIAdd %uint %91 %122
%124 = OpIAdd %uint %91 %123
%125 = OpIAdd %uint %91 %124
%126 = OpIAdd %uint %91 %125
%127 = OpIAdd %uint %91 %126
%128 = OpIAdd %uint %91 %127
%129 = OpIAdd %uint %91 %128
%130 = OpIAdd %uint %91 %129
%131 = OpIAdd %uint %91 %130
%132 = OpIAdd %uint %91 %131
%133 = OpIAdd %uint %91 %132
%134 = OpIAdd %uint %91 %133
%135 = OpIAdd %uint %91 %134
%136 = OpIAdd %uint %91 %135
%137 = OpIAdd %uint %91 %136
%138 = OpIAdd %uint %91 %137
%139 = OpIAdd %uint %91 %138
%140 = OpIAdd %uint %91 %139
%141 = OpIAdd %uint %91 %140
%142 = OpIAdd %uint %91 %141
%143 = OpIAdd %uint %91 %142
%144 = OpIAdd %uint %91 %143
%145 = OpIAdd %uint %91 %144
%146 = OpIAdd %uint %91 %145
%147 = OpIAdd %uint %91 %146
%148 = OpIAdd %uint %91 %147
%149 = OpIAdd %uint %91 %148
%150 = OpIAdd %uint %91 %149
%151 = OpIAdd %uint %91 %150
%152 = OpIAdd %uint %91 %151
%153 = OpIAdd %uint %91 %152
%154 = OpIAdd %uint %91 %153
%155 = OpIAdd %uint %91 %154
%156 = OpIAdd %uint %91 %155
%157 = OpIAdd %uint %91 %156
%158 = OpIAdd %uint %91 %157
%159 = OpIAdd %uint %91 %158
%160 = OpIAdd %uint %91 %159
%161 = OpIAdd %uint %91 %160
%162 = OpIAdd %uint %91 %161
%163 = OpIAdd %uint %91 %162
%164 = OpIAdd %uint %91 %163
%165 = OpIAdd %uint %91 %164
%166 = OpIAdd %uint %91 %165
%167 = OpIAdd %uint %91 %166
%168 = OpIAdd %uint %91 %167
%169 = OpIAdd %uint %91 %168
%170 = OpIAdd %uint %91 %169
%171 = OpIAdd %uint %91 %170
%172 = OpIAdd %uint %91 %171
%173 = OpIAdd %uint %91 %172
%174 = OpIAdd %uint %91 %173
%175 = OpIAdd %uint %91 %174
%176 = OpIAdd %uint %91 %175
%177 = OpIAdd %uint %91 %176
%178 = OpIAdd %uint %91 %177
%179 = OpIAdd %uint %91 %178
%180 = OpIAdd %uint %91 %179
%181 = OpIAdd %uint %91 %180
%182 = OpIAdd %uint %91 %181
%183 = OpIAdd %uint %91 %182
%184 = OpIAdd %uint %91 %183
%185 = OpIAdd %uint %91 %184
%186 = OpIAdd %uint %91 %185
%187 = OpIAdd %uint %91 %186
%188 = OpIAdd %uint %91 %187
%189 = OpIAdd %uint %91 %188
%190 = OpIAdd %uint %91 %189
%191 = OpIAdd %uint %91 %190
%192 = OpIAdd %uint %91 %191
%193 = OpIAdd %uint %91 %192
%194 = OpIAdd %uint %91 %193
%195 = OpIAdd %uint %91 %194
%196 = OpIAdd %uint %91 %195
%197 = OpIAdd %uint %91 %196
%198 = OpIAdd %uint %91 %197
%199 = OpIAdd %uint %91 %198
%200 = OpIAdd %uint %91 %199
%201 = OpIAdd %uint %91 %200
%202 = OpIAdd %uint %91 %201
%203 = OpIAdd %uint %91 %202
%204 = OpIAdd %uint %91 %203
%205 = OpIAdd %uint %91 %204
%206 = OpIAdd %uint %91 %205
%207 = OpIAdd %uint %91 %206
%208 = OpIAdd %uint %91 %207
%209 = OpIAdd %uint %91 %208
%210 = OpIAdd %uint %91 %209
%211 = OpIAdd %uint %91 %210
%212 = OpIAdd %uint %91 %211
%213 = OpIAdd %uint %91 %212
%214 = OpIAdd %uint %91 %213
%215 = OpIAdd %uint %91 %214
%216 = OpIAdd %uint %91 %215
%217 = OpIAdd %uint %91 %216
%218 = OpIAdd %uint %91 %217
%219 = OpIAdd %uint %91 %218
%220 = OpIAdd %uint %91 %219
%221 = OpIAdd %uint %91 %220
%222 = OpIAdd %uint %91 %221
%223 = OpIAdd %uint %91 %222
%224 = OpIAdd %uint %91 %223
%225 = OpIAdd %uint %91 %224
%226 = OpIAdd %uint %91 %225
%227 = OpIAdd %uint %91 %226
%228 = OpIAdd %uint %91 %227
%229 = OpIAdd %uint %91 %228
%230 = OpIAdd %uint %91 %229
%231 = OpIAdd %uint %91 %230
%232 = OpIAdd %uint %91 %231
%233 = OpIAdd %uint %91 %232
%234 = OpIAdd %uint %91 %233
%235 = OpIAdd %uint %91 %234
%236 = OpIAdd %uint %91 %235
%result = OpIAdd %uint %91 %236
%10103 = OpAccessChain %_ptr_Uniform_uint %7 %int_0 %10102
OpStore %10103 %result
OpBranch %10100
%10100 = OpLabel
%10104 = OpLoad %int %93
%10105 = OpIAdd %int %10104 %int_1
OpStore %93 %10105
OpBranch %94
%97 = OpLabel
OpReturnValue %89
OpFunctionEnd
%10106 = OpFunction %bool None %24
%10107 = OpLabel
%10108 = OpAccessChain %_ptr_Input_uint %gl_GlobalInvocationID %uint_0
%10109 = OpAccessChain %_ptr_Input_uint %gl_GlobalInvocationID %uint_1
%10110 = OpAccessChain %_ptr_Input_uint %gl_GlobalInvocationID %uint_2
%10111 = OpLoad %uint %10108
%10112 = OpLoad %uint %10109
%10113 = OpLoad %uint %10110
%10114 = OpBitwiseOr %uint %10111 %10112
%10115 = OpBitwiseOr %uint %10113 %10114
%10116 = OpIEqual %bool %10115 %uint_0
OpReturnValue %10116
OpFunctionEnd

8
spirv_glsl.cpp
View File

@ -9498,6 +9498,7 @@ bool CompilerGLSL::should_forward(uint32_t id) const
{
// If id is a variable we will try to forward it regardless of force_temporary check below
// This is important because otherwise we'll get local sampler copies (highp sampler2D foo = bar) that are invalid in OpenGL GLSL
auto *var = maybe_get<SPIRVariable>(id);
if (var && var->forwardable)
return true;
@ -9506,6 +9507,13 @@ bool CompilerGLSL::should_forward(uint32_t id) const
if (options.force_temporary)
return false;
// If an expression carries enough dependencies we need to stop forwarding at some point,
// or we explode compilers. There are usually limits to how much we can nest expressions.
auto *expr = maybe_get<SPIRExpression>(id);
const uint32_t max_expression_dependencies = 64;
if (expr && expr->expression_dependencies.size() >= max_expression_dependencies)
return false;
// Immutable expression can always be forwarded.
if (is_immutable(id))
return true;