1 files changed, 31 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/amdgpu-attributor-intrinsic-missing-nocallback.ll b/llvm/test/CodeGen/AMDGPU/amdgpu-attributor-intrinsic-missing-nocallback.ll
new file mode 100644
index 0000000..d7d623a
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/amdgpu-attributor-intrinsic-missing-nocallback.ll
@@ -0,0 +1,31 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals all --version 5
+; RUN: opt -S -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx90a -passes=amdgpu-attributor %s | FileCheck %s
+
+; Make sure we do not infer anything about implicit inputs through an
+; intrinsic call which is not nocallback.
+
+declare zeroext i32 @return_i32()
+
+define i32 @test_i32_return() gc "statepoint-example" {
+; CHECK-LABEL: define i32 @test_i32_return(
+; CHECK-SAME: ) #[[ATTR0:[0-9]+]] gc "statepoint-example" {
+; CHECK-NEXT:  [[ENTRY:.*:]]
+; CHECK-NEXT:    [[SAFEPOINT_TOKEN:%.*]] = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i32 ()) @return_i32, i32 0, i32 0, i32 0, i32 0)
+; CHECK-NEXT:    [[CALL1:%.*]] = call zeroext i32 @llvm.experimental.gc.result.i32(token [[SAFEPOINT_TOKEN]])
+; CHECK-NEXT:    ret i32 [[CALL1]]
+;
+entry:
+  %safepoint_token = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(i32 ()) @return_i32, i32 0, i32 0, i32 0, i32 0)
+  %call1 = call zeroext i32 @llvm.experimental.gc.result.i32(token %safepoint_token)
+  ret i32 %call1
+}
+
+declare token @llvm.experimental.gc.statepoint.p0(i64 immarg, i32 immarg, ptr, i32 immarg, i32 immarg, ...)
+declare i32 @llvm.experimental.gc.result.i32(token) #0
+
+attributes #0 = { nocallback nofree nosync nounwind willreturn memory(none) }
+;.
+; CHECK: attributes #[[ATTR0]] = { "target-cpu"="gfx90a" "uniform-work-group-size"="false" }
+; CHECK: attributes #[[ATTR1:[0-9]+]] = { "target-cpu"="gfx90a" }
+; CHECK: attributes #[[ATTR2:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(none) "target-cpu"="gfx90a" }
+;.