vendor/llvm/llvm-release_34-r197841

1 files changed, 50 insertions, 0 deletions

diff --git a/test/CodeGen/PowerPC/sj-ctr-loop.ll b/test/CodeGen/PowerPC/sj-ctr-loop.ll
new file mode 100644
index 000000000000..1866bcd17420
--- /dev/null
+++ b/test/CodeGen/PowerPC/sj-ctr-loop.ll
@@ -0,0 +1,50 @@
+; RUN: llc -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s
+target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
+target triple = "powerpc64-unknown-linux-gnu"
+
+%struct.__jmp_buf_tag.1.15.17.21.25.49.53.55 = type { [64 x i64], i32, %struct.__sigset_t.0.14.16.20.24.48.52.54, [8 x i8] }
+%struct.__sigset_t.0.14.16.20.24.48.52.54 = type { [16 x i64] }
+
+@env_sigill = external global [1 x %struct.__jmp_buf_tag.1.15.17.21.25.49.53.55], align 16
+
+; CHECK-LABEL: @main
+; CHECK-NOT: mtctr
+
+; Function Attrs: nounwind
+define void @main() #0 {
+entry:
+  br i1 undef, label %return, label %if.end
+
+if.end:                                           ; preds = %entry
+  br i1 undef, label %for.body.lr.ph, label %for.end.thread
+
+for.end.thread:                                   ; preds = %if.end
+  br label %return
+
+for.body.lr.ph:                                   ; preds = %if.end
+  br label %for.body
+
+for.cond:                                         ; preds = %for.body
+  %cmp2 = icmp slt i32 %inc, undef
+  br i1 %cmp2, label %for.body, label %for.end
+
+for.body:                                         ; preds = %for.cond, %for.body.lr.ph
+  %i.032 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.cond ]
+  %0 = call i32 @llvm.eh.sjlj.setjmp(i8* bitcast ([1 x %struct.__jmp_buf_tag.1.15.17.21.25.49.53.55]* @env_sigill to i8*))
+  %inc = add nsw i32 %i.032, 1
+  br i1 false, label %if.else, label %for.cond
+
+if.else:                                          ; preds = %for.body
+  unreachable
+
+for.end:                                          ; preds = %for.cond
+  unreachable
+
+return:                                           ; preds = %for.end.thread, %entry
+  ret void
+}
+
+; Function Attrs: nounwind
+declare i32 @llvm.eh.sjlj.setjmp(i8*) #0
+
+attributes #0 = { nounwind }