AMDGPU: Error on LDS global address in functions
These won't work as expected now, so error on them to avoid
wasting time debugging this in the future.
llvm-svn: 334269
diff --git a/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp b/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
index bc888da..81d1b4a 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
@@ -1272,7 +1272,15 @@
GlobalAddressSDNode *G = cast<GlobalAddressSDNode>(Op);
const GlobalValue *GV = G->getGlobal();
- if (G->getAddressSpace() == AMDGPUASI.LOCAL_ADDRESS) {
+ if (G->getAddressSpace() == AMDGPUASI.LOCAL_ADDRESS ||
+ G->getAddressSpace() == AMDGPUASI.REGION_ADDRESS) {
+ if (!MFI->isEntryFunction()) {
+ const Function &Fn = DAG.getMachineFunction().getFunction();
+ DiagnosticInfoUnsupported BadLDSDecl(
+ Fn, "local memory global used by non-kernel function", SDLoc(Op).getDebugLoc());
+ DAG.getContext()->diagnose(BadLDSDecl);
+ }
+
// XXX: What does the value of G->getOffset() mean?
assert(G->getOffset() == 0 &&
"Do not know what to do with an non-zero offset");