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Merge pull request #516 from amdrexu/feature3

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SPV: Implement the extension SPV_KHR_shader_ballot
This commit is contained in:
John Kessenich
2016-09-22 10:54:18 -06:00
committed by GitHub
parent 4455258a08 5159664475
commit 02df206c9e
8 changed files with 480 additions and 341 deletions
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5
glslang/MachineIndependent/Initialize.cpp
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@@ -3862,7 +3862,6 @@ 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_SubGroupSizeARB", EbvSubGroupSize, symbolTable);
BuiltInVariable("gl_SubGroupInvocationARB", EbvSubGroupInvocation, symbolTable);
BuiltInVariable("gl_SubGroupEqMaskARB", EbvSubGroupEqMask, symbolTable);
BuiltInVariable("gl_SubGroupGeMaskARB", EbvSubGroupGeMask, symbolTable);
@@ -3870,6 +3869,10 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
BuiltInVariable("gl_SubGroupLeMaskARB", EbvSubGroupLeMask, symbolTable);
BuiltInVariable("gl_SubGroupLtMaskARB", EbvSubGroupLtMask, symbolTable);
if (spvVersion.vulkan >= 100)
// Treat "gl_SubGroupSizeARB" as shader input instead of uniform for Vulkan
SpecialQualifier("gl_SubGroupSizeARB", EvqVaryingIn, EbvSubGroupSize, symbolTable);
symbolTable.setFunctionExtensions("anyInvocationARB", 1, &E_GL_ARB_shader_group_vote);
symbolTable.setFunctionExtensions("allInvocationsARB", 1, &E_GL_ARB_shader_group_vote);
symbolTable.setFunctionExtensions("allInvocationsEqualARB", 1, &E_GL_ARB_shader_group_vote);