From d2f27ead2d71afeee869cad8ae8a1c1dce7229cb Mon Sep 17 00:00:00 2001
From: Nadav Rotem <nadav.rotem@intel.com>
Date: Fri, 11 Feb 2011 19:37:55 +0000
Subject: Fix 9173.

Add more folding patterns to constant expressions of vector selects and vector
bitcasts.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125393 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/Transforms/InstCombine/bitcast-vec-uniform.ll | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 test/Transforms/InstCombine/bitcast-vec-uniform.ll

(limited to 'test/Transforms/InstCombine/bitcast-vec-uniform.ll')

diff --git a/test/Transforms/InstCombine/bitcast-vec-uniform.ll b/test/Transforms/InstCombine/bitcast-vec-uniform.ll
new file mode 100644
index 0000000000..1fba163269
--- /dev/null
+++ b/test/Transforms/InstCombine/bitcast-vec-uniform.ll
@@ -0,0 +1,14 @@
+; RUN: opt < %s -instcombine -S | not grep bitcast
+
+define <4 x i32> @a(<1 x i64> %y) {
+  %c = bitcast <2 x i64> <i64 0, i64 0> to <4 x i32>
+  ret <4 x i32> %c
+}
+
+define <4 x i32> @b(<1 x i64> %y) {
+  %c = bitcast <2 x i64> <i64 -1, i64 -1> to <4 x i32>
+  ret <4 x i32> %c
+}
+
+
+
-- 
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