diff options
Diffstat (limited to 'source/slang/slang-emit-spirv.cpp')
| -rw-r--r-- | source/slang/slang-emit-spirv.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/source/slang/slang-emit-spirv.cpp b/source/slang/slang-emit-spirv.cpp index dc5352041..52e8e3d65 100644 --- a/source/slang/slang-emit-spirv.cpp +++ b/source/slang/slang-emit-spirv.cpp @@ -5121,6 +5121,42 @@ struct SPIRVEmitContext : public SourceEmitterBase, public SPIRVEmitSharedContex } } break; + case kIROp_FpDenormalPreserveDecoration: + { + auto fpDenormalDecor = cast<IRFpDenormalPreserveDecoration>(decoration); + auto width = int32_t(getIntVal(fpDenormalDecor->getWidth())); + ensureExtensionDeclaration(UnownedStringSlice("SPV_KHR_float_controls")); + requireSPIRVCapability(SpvCapabilityDenormPreserve); + // emitInst is used instead of requireSPIRVExecutionMode because + // we need to be able to emit the same execution mode with different + // operands for different widths + emitInst( + getSection(SpvLogicalSectionID::ExecutionModes), + decoration, + SpvOpExecutionMode, + dstID, + SpvExecutionModeDenormPreserve, + SpvLiteralInteger::from32(width)); + } + break; + case kIROp_FpDenormalFlushToZeroDecoration: + { + auto fpDenormalDecor = cast<IRFpDenormalFlushToZeroDecoration>(decoration); + auto width = int32_t(getIntVal(fpDenormalDecor->getWidth())); + ensureExtensionDeclaration(UnownedStringSlice("SPV_KHR_float_controls")); + requireSPIRVCapability(SpvCapabilityDenormFlushToZero); + // emitInst is used instead of requireSPIRVExecutionMode because + // we need to be able to emit the same execution mode with different + // operands for different widths + emitInst( + getSection(SpvLogicalSectionID::ExecutionModes), + decoration, + SpvOpExecutionMode, + dstID, + SpvExecutionModeDenormFlushToZero, + SpvLiteralInteger::from32(width)); + } + break; case kIROp_MaxVertexCountDecoration: // Don't do anything here, instead wait until we see OutputTopologyDecoration // and emit them together to ensure MaxVertexCount always appears before |