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-rw-r--r--source/slang/slang-ir-constexpr.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/source/slang/slang-ir-constexpr.cpp b/source/slang/slang-ir-constexpr.cpp
index 34b56bfef..63ca32650 100644
--- a/source/slang/slang-ir-constexpr.cpp
+++ b/source/slang/slang-ir-constexpr.cpp
@@ -56,6 +56,9 @@ bool isConstExpr(IRInst* value)
case kIROp_FloatLit:
case kIROp_BoolLit:
case kIROp_Func:
+ case kIROp_StructKey:
+ case kIROp_WitnessTable:
+ case kIROp_Generic:
return true;
default:
@@ -136,6 +139,8 @@ bool opCanBeConstExpr(IROp op)
case kIROp_GetOptionalValue:
case kIROp_DifferentialPairGetDifferential:
case kIROp_DifferentialPairGetPrimal:
+ case kIROp_LookupWitness:
+ case kIROp_Specialize:
// TODO: more cases
return true;
@@ -146,10 +151,8 @@ bool opCanBeConstExpr(IROp op)
bool opCanBeConstExprByForwardPass(IRInst* value)
{
- // TODO: realistically need to special-case `call`
- // operations here, so that we check whether the
- // callee function is fixed/known, and if it is
- // whether it has been declared as constant-foldable
+ // TODO: handle call inst here.
+
if (value->getOp() == kIROp_Param)
return false;
return opCanBeConstExpr(value->getOp());