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-rw-r--r--test/CodeGen/Mips/stackcoloring.ll39
1 files changed, 39 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/stackcoloring.ll b/test/CodeGen/Mips/stackcoloring.ll
new file mode 100644
index 0000000000..76cc08679d
--- /dev/null
+++ b/test/CodeGen/Mips/stackcoloring.ll
@@ -0,0 +1,39 @@
+; RUN: llc -march=mipsel < %s | FileCheck %s
+
+@g1 = external global i32*
+
+; CHECK: foo1:
+; CHECK: lw ${{[0-9]+}}, %got(g1)
+; CHECK: # %for.body
+; CHECK: # %for.end
+
+define i32 @foo1() {
+entry:
+ %b = alloca [16 x i32], align 4
+ %0 = bitcast [16 x i32]* %b to i8*
+ call void @llvm.lifetime.start(i64 64, i8* %0)
+ %arraydecay = getelementptr inbounds [16 x i32]* %b, i32 0, i32 0
+ br label %for.body
+
+for.body: ; preds = %for.body, %entry
+ %i.05 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
+ %v.04 = phi i32 [ 0, %entry ], [ %add, %for.body ]
+ %1 = load i32** @g1, align 4
+ %arrayidx = getelementptr inbounds i32* %1, i32 %i.05
+ %2 = load i32* %arrayidx, align 4
+ %call = call i32 @foo2(i32 %2, i32* %arraydecay)
+ %add = add nsw i32 %call, %v.04
+ %inc = add nsw i32 %i.05, 1
+ %exitcond = icmp eq i32 %inc, 10000
+ br i1 %exitcond, label %for.end, label %for.body
+
+for.end: ; preds = %for.body
+ call void @llvm.lifetime.end(i64 64, i8* %0)
+ ret i32 %add
+}
+
+declare void @llvm.lifetime.start(i64, i8* nocapture)
+
+declare i32 @foo2(i32, i32*)
+
+declare void @llvm.lifetime.end(i64, i8* nocapture)