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-rw-r--r--llvm/test/CodeGen/X86/promote-trunc.ll11
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/promote-trunc.ll b/llvm/test/CodeGen/X86/promote-trunc.ll
new file mode 100644
index 00000000000..4211d82268d
--- /dev/null
+++ b/llvm/test/CodeGen/X86/promote-trunc.ll
@@ -0,0 +1,11 @@
+; RUN: llc -promote-elements < %s -march=x86-64
+
+define<4 x i8> @func_8_64() {
+ %F = load <4 x i64>* undef
+ %G = trunc <4 x i64> %F to <4 x i8>
+ %H = load <4 x i64>* undef
+ %Y = trunc <4 x i64> %H to <4 x i8>
+ %T = add <4 x i8> %Y, %G
+ ret <4 x i8> %T
+}
+
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