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HLSL: Add support for printf().

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Translate printf() to what GL_EXT_debug_printf has done. HLSL could
define non-constant string variable and we don't have such features
in SPIR-V, so just support constant string variable.
This commit is contained in:
Rex Xu 2020-10-23 22:54:35 +08:00
parent 3b334b2b8e
commit f6e0fe8600
9 changed files with 216 additions and 5 deletions
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6
SPIRV/GlslangToSpv.cpp
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@ -1720,6 +1720,12 @@ void TGlslangToSpvTraverser::visitSymbol(glslang::TIntermSymbol* symbol)
if (symbol->getType().getQualifier().isSpecConstant())
spec_constant_op_mode_setter.turnOnSpecConstantOpMode();
#ifdef ENABLE_HLSL
// Skip symbol handling if it is string-typed
if (symbol->getBasicType() == glslang::EbtString)
return;
#endif
// getSymbolId() will set up all the IO decorations on the first call.
// Formal function parameters were mapped during makeFunctions().
spv::Id id = getSymbolId(symbol);