mewin/glslang
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Fix #1924: Promote SPV_EXT_physical_storage_buffer to KHR when required.

Browse Source 
If the semantics that require the KHR form over the EXT form are seen
(OpBitcast between a vector and a pointer) promote the requested extension
from the EXT to the KHR.
This commit is contained in:
John Kessenich
2019-10-10 20:54:21 -06:00
parent 1ff0c181bb
commit ee8e9c1522
3 changed files with 13 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
SPIRV/GlslangToSpv.cpp
View File

@@ -6275,6 +6275,9 @@ spv::Id TGlslangToSpvTraverser::createConversion(glslang::TOperator op, OpDecora
break;
case glslang::EOpConvPtrToUvec2:
case glslang::EOpConvUvec2ToPtr:
if (builder.isVector(operand))
builder.promoteIncorporatedExtension(spv::E_SPV_EXT_physical_storage_buffer,
spv::E_SPV_KHR_physical_storage_buffer, spv::Spv_1_5);
convOp = spv::OpBitcast;
break;
#endif

9
SPIRV/SpvBuilder.h
View File

@@ -106,11 +106,20 @@ public:
void addModuleProcessed(const std::string& p) { moduleProcesses.push_back(p.c_str()); }
void setEmitOpLines() { emitOpLines = true; }
void addExtension(const char* ext) { extensions.insert(ext); }
void removeExtension(const char* ext)
{
extensions.erase(ext);
}
void addIncorporatedExtension(const char* ext, SpvVersion incorporatedVersion)
{
if (getSpvVersion() < static_cast<unsigned>(incorporatedVersion))
addExtension(ext);
}
void promoteIncorporatedExtension(const char* baseExt, const char* promoExt, SpvVersion incorporatedVersion)
{
removeExtension(baseExt);
addIncorporatedExtension(promoExt, incorporatedVersion);
}
void addInclude(const std::string& name, const std::string& text)
{
spv::Id incId = getStringId(name);