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Support align/offset for all versions GLSL/ESSL targeting SPIR-V.

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This commit is contained in:
John Kessenich
2017-02-13 09:09:04 -07:00
parent e4e8f7b7a3
commit 7225a1cb1e
6 changed files with 20 additions and 14 deletions
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4
glslang/Include/revision.h
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@@ -2,5 +2,5 @@
// For the version, it uses the latest git tag followed by the number of commits.
// For the date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "Overload400-PrecQual.1825"
#define GLSLANG_DATE "10-Feb-2017"
#define GLSLANG_REVISION "Overload400-PrecQual.1828"
#define GLSLANG_DATE "13-Feb-2017"

22
glslang/MachineIndependent/ParseHelper.cpp
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@@ -4008,16 +4008,20 @@ void TParseContext::setLayoutQualifier(const TSourceLoc& loc, TPublicType& publi
// - uniform offsets
// - atomic_uint offsets
const char* feature = "offset";
requireProfile(loc, EEsProfile | ECoreProfile | ECompatibilityProfile, feature);
const char* exts[2] = { E_GL_ARB_enhanced_layouts, E_GL_ARB_shader_atomic_counters };
profileRequires(loc, ECoreProfile | ECompatibilityProfile, 420, 2, exts, feature);
profileRequires(loc, EEsProfile, 310, nullptr, feature);
if (spvVersion.spv == 0) {
requireProfile(loc, EEsProfile | ECoreProfile | ECompatibilityProfile, feature);
const char* exts[2] = { E_GL_ARB_enhanced_layouts, E_GL_ARB_shader_atomic_counters };
profileRequires(loc, ECoreProfile | ECompatibilityProfile, 420, 2, exts, feature);
profileRequires(loc, EEsProfile, 310, nullptr, feature);
}
publicType.qualifier.layoutOffset = value;
return;
} else if (id == "align") {
const char* feature = "uniform buffer-member align";
requireProfile(loc, ECoreProfile | ECompatibilityProfile, feature);
profileRequires(loc, ECoreProfile | ECompatibilityProfile, 440, E_GL_ARB_enhanced_layouts, feature);
if (spvVersion.spv == 0) {
requireProfile(loc, ECoreProfile | ECompatibilityProfile, feature);
profileRequires(loc, ECoreProfile | ECompatibilityProfile, 440, E_GL_ARB_enhanced_layouts, feature);
}
// "The specified alignment must be a power of 2, or a compile-time error results."
if (! IsPow2(value))
error(loc, "must be a power of 2", "align", "");
@@ -5546,8 +5550,10 @@ void TParseContext::declareBlock(const TSourceLoc& loc, TTypeList& typeList, con
if (memberType.isArray())
arrayUnsizedCheck(memberLoc, currentBlockQualifier, &memberType.getArraySizes(), false, member == typeList.size() - 1);
if (memberQualifier.hasOffset()) {
requireProfile(memberLoc, ~EEsProfile, "offset on block member");
profileRequires(memberLoc, ~EEsProfile, 440, E_GL_ARB_enhanced_layouts, "offset on block member");
if (spvVersion.spv == 0) {
requireProfile(memberLoc, ~EEsProfile, "offset on block member");
profileRequires(memberLoc, ~EEsProfile, 440, E_GL_ARB_enhanced_layouts, "offset on block member");
}
}
if (memberType.containsOpaque())