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Add missing GL_ARB_shader_ballot builtins to Geometry and Tessellation shaders

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When processing Geometry and Tessellation Control/Evaluation shaders,
the builtins defined by GL_ARB_shader_ballot were not processed by
glslang. This specially a problem for gl_SubGroupSizeARB because, it is
treated as shader input instead of uniform on Vulkan.

Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
This commit is contained in:
Samuel Iglesias Gonsálvez 2019-06-12 16:42:43 +02:00
parent a549bb8175
commit dbe6b06dde
1 changed files with 22 additions and 14 deletions
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36
glslang/MachineIndependent/Initialize.cpp
View File

@ -7885,19 +7885,6 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
symbolTable.setFunctionExtensions("readInvocationARB", 1, &E_GL_ARB_shader_ballot);
symbolTable.setFunctionExtensions("readFirstInvocationARB", 1, &E_GL_ARB_shader_ballot);
BuiltInVariable("gl_SubGroupInvocationARB", EbvSubGroupInvocation, symbolTable);
BuiltInVariable("gl_SubGroupEqMaskARB", EbvSubGroupEqMask, symbolTable);
BuiltInVariable("gl_SubGroupGeMaskARB", EbvSubGroupGeMask, symbolTable);
BuiltInVariable("gl_SubGroupGtMaskARB", EbvSubGroupGtMask, symbolTable);
BuiltInVariable("gl_SubGroupLeMaskARB", EbvSubGroupLeMask, symbolTable);
BuiltInVariable("gl_SubGroupLtMaskARB", EbvSubGroupLtMask, symbolTable);
if (spvVersion.vulkan > 0)
// Treat "gl_SubGroupSizeARB" as shader input instead of uniform for Vulkan
SpecialQualifier("gl_SubGroupSizeARB", EvqVaryingIn, EbvSubGroupSize, symbolTable);
else
BuiltInVariable("gl_SubGroupSizeARB", EbvSubGroupSize, symbolTable);
if (version >= 430) {
symbolTable.setFunctionExtensions("anyInvocationARB", 1, &E_GL_ARB_shader_group_vote);
symbolTable.setFunctionExtensions("allInvocationsARB", 1, &E_GL_ARB_shader_group_vote);
@ -8158,7 +8145,28 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
symbolTable.setVariableExtensions("gl_ViewIndex", 1, &E_GL_EXT_multiview);
BuiltInVariable("gl_ViewIndex", EbvViewIndex, symbolTable);
}
if (profile != EEsProfile) {
BuiltInVariable("gl_SubGroupInvocationARB", EbvSubGroupInvocation, symbolTable);
BuiltInVariable("gl_SubGroupEqMaskARB", EbvSubGroupEqMask, symbolTable);
BuiltInVariable("gl_SubGroupGeMaskARB", EbvSubGroupGeMask, symbolTable);
BuiltInVariable("gl_SubGroupGtMaskARB", EbvSubGroupGtMask, symbolTable);
BuiltInVariable("gl_SubGroupLeMaskARB", EbvSubGroupLeMask, symbolTable);
BuiltInVariable("gl_SubGroupLtMaskARB", EbvSubGroupLtMask, symbolTable);
if (spvVersion.vulkan > 0)
// Treat "gl_SubGroupSizeARB" as shader input instead of uniform for Vulkan
SpecialQualifier("gl_SubGroupSizeARB", EvqVaryingIn, EbvSubGroupSize, symbolTable);
else
BuiltInVariable("gl_SubGroupSizeARB", EbvSubGroupSize, symbolTable);
}
if (spvVersion.vulkan > 0)
// Treat "gl_SubGroupSizeARB" as shader input instead of uniform for Vulkan
SpecialQualifier("gl_SubGroupSizeARB", EvqVaryingIn, EbvSubGroupSize, symbolTable);
else
BuiltInVariable("gl_SubGroupSizeARB", EbvSubGroupSize, symbolTable);
// GL_KHR_shader_subgroup
if ((profile == EEsProfile && version >= 310) ||
(profile != EEsProfile && version >= 140)) {