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-rw-r--r--test/CodeGen/X86/h-registers-3.ll12
1 files changed, 12 insertions, 0 deletions
diff --git a/test/CodeGen/X86/h-registers-3.ll b/test/CodeGen/X86/h-registers-3.ll
new file mode 100644
index 0000000..d353a22
--- /dev/null
+++ b/test/CodeGen/X86/h-registers-3.ll
@@ -0,0 +1,12 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep mov | count 1
+; RUN: llvm-as < %s | llc -march=x86-64 | grep mov | count 1
+
+define zeroext i8 @foo() nounwind ssp {
+entry:
+ %0 = tail call zeroext i16 (...)* @bar() nounwind
+ %1 = lshr i16 %0, 8
+ %2 = trunc i16 %1 to i8
+ ret i8 %2
+}
+
+declare zeroext i16 @bar(...)