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GLSL 4.6: Implement shader group vote.

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This commit is contained in:
John Kessenich 2017-07-23 23:31:44 -06:00
parent 941f3bbd7a
commit 934d11b6db
10 changed files with 142 additions and 10 deletions
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33
glslang/MachineIndependent/Initialize.cpp
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@ -1576,7 +1576,7 @@ void TBuiltIns::initialize(int version, EProfile profile, const SpvVersion& spvV
"\n");
}
// GL_ARB_shader_group_vote
// GL_ARB_shader_group_vote
if (profile != EEsProfile && version >= 430) {
commonBuiltins.append(
"bool anyInvocationARB(bool);"
@ -1586,6 +1586,15 @@ void TBuiltIns::initialize(int version, EProfile profile, const SpvVersion& spvV
"\n");
}
if (profile != EEsProfile && version >= 460) {
commonBuiltins.append(
"bool anyInvocation(bool);"
"bool allInvocations(bool);"
"bool allInvocationsEqual(bool);"
"\n");
}
#ifdef AMD_EXTENSIONS
// GL_AMD_shader_ballot
if (profile != EEsProfile && version >= 450) {
@ -5273,9 +5282,11 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
// 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);
if (version >= 430) {
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);
}
}
#ifdef AMD_EXTENSIONS
@ -6087,10 +6098,16 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
symbolTable.relateToOperator("readInvocationARB", EOpReadInvocation);
symbolTable.relateToOperator("readFirstInvocationARB", EOpReadFirstInvocation);
symbolTable.relateToOperator("anyInvocationARB", EOpAnyInvocation);
symbolTable.relateToOperator("allInvocationsARB", EOpAllInvocations);
symbolTable.relateToOperator("allInvocationsEqualARB", EOpAllInvocationsEqual);
if (version >= 430) {
symbolTable.relateToOperator("anyInvocationARB", EOpAnyInvocation);
symbolTable.relateToOperator("allInvocationsARB", EOpAllInvocations);
symbolTable.relateToOperator("allInvocationsEqualARB", EOpAllInvocationsEqual);
}
if (version >= 460) {
symbolTable.relateToOperator("anyInvocation", EOpAnyInvocation);
symbolTable.relateToOperator("allInvocations", EOpAllInvocations);
symbolTable.relateToOperator("allInvocationsEqual", EOpAllInvocationsEqual);
}
#ifdef AMD_EXTENSIONS
symbolTable.relateToOperator("minInvocationsAMD", EOpMinInvocations);
symbolTable.relateToOperator("maxInvocationsAMD", EOpMaxInvocations);