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-rw-r--r--test/CodeGen/Mips/gprestore.ll32
1 files changed, 32 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/gprestore.ll b/test/CodeGen/Mips/gprestore.ll
new file mode 100644
index 0000000..ee7e131
--- /dev/null
+++ b/test/CodeGen/Mips/gprestore.ll
@@ -0,0 +1,32 @@
+; RUN: llc -march=mips < %s | FileCheck %s
+
+@p = external global i32
+@q = external global i32
+@r = external global i32
+
+define void @f0() nounwind {
+entry:
+; CHECK: jalr
+; CHECK-NOT: got({{.*}})($gp)
+; CHECK: lw $gp
+; CHECK: jalr
+; CHECK-NOT: got({{.*}})($gp)
+; CHECK: lw $gp
+; CHECK: jalr
+; CHECK-NOT: got({{.*}})($gp)
+; CHECK: lw $gp
+ tail call void (...)* @f1() nounwind
+ %tmp = load i32* @p, align 4
+ tail call void @f2(i32 %tmp) nounwind
+ %tmp1 = load i32* @q, align 4
+ %tmp2 = load i32* @r, align 4
+ tail call void @f3(i32 %tmp1, i32 %tmp2) nounwind
+ ret void
+}
+
+declare void @f1(...)
+
+declare void @f2(i32)
+
+declare void @f3(i32, i32)
+
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