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Diffstat (limited to 'source/slang/slang-emit-cuda.cpp')
-rw-r--r--source/slang/slang-emit-cuda.cpp20
1 files changed, 20 insertions, 0 deletions
diff --git a/source/slang/slang-emit-cuda.cpp b/source/slang/slang-emit-cuda.cpp
index 81bcafeb3..7d104ff1b 100644
--- a/source/slang/slang-emit-cuda.cpp
+++ b/source/slang/slang-emit-cuda.cpp
@@ -515,7 +515,17 @@ bool CUDASourceEmitter::tryEmitInstStmtImpl(IRInst* inst)
{
emitInstResultDecl(inst);
m_writer->emit("atomicAdd(");
+ bool needCloseTypeCast = false;
+ if (inst->getDataType()->getOp() == kIROp_Int64Type)
+ {
+ m_writer->emit("(unsigned long long*)(");
+ needCloseTypeCast = true;
+ }
emitOperand(inst->getOperand(0), getInfo(EmitOp::General));
+ if (needCloseTypeCast)
+ {
+ m_writer->emit(")");
+ }
m_writer->emit(", ");
emitOperand(inst->getOperand(1), getInfo(EmitOp::General));
m_writer->emit(");\n");
@@ -525,7 +535,17 @@ bool CUDASourceEmitter::tryEmitInstStmtImpl(IRInst* inst)
{
emitInstResultDecl(inst);
m_writer->emit("atomicAdd(");
+ bool needCloseTypeCast = false;
+ if (inst->getDataType()->getOp() == kIROp_Int64Type)
+ {
+ m_writer->emit("(unsigned long long*)(");
+ needCloseTypeCast = true;
+ }
emitOperand(inst->getOperand(0), getInfo(EmitOp::General));
+ if (needCloseTypeCast)
+ {
+ m_writer->emit(")");
+ }
m_writer->emit(", -(");
emitOperand(inst->getOperand(1), getInfo(EmitOp::General));
m_writer->emit("));\n");