Changes in directory llvm/test/Regression/Transforms/InstCombine:
vec_insert_to_shuffle.ll added (r1.1)
---
Log message:
This should turn into one vector shuffle instruction.
---
Diffs of the changes: (+14 -0)
vec_insert_to_shuffle.ll | 14 ++++++++++++++
1 files changed, 14 insertions(+)
Index: llvm/test/Regression/Transforms/InstCombine/vec_insert_to_shuffle.ll
diff -c /dev/null
llvm/test/Regression/Transforms/InstCombine/vec_insert_to_shuffle.ll:1.1
*** /dev/null Thu Apr 27 16:14:08 2006
--- llvm/test/Regression/Transforms/InstCombine/vec_insert_to_shuffle.ll
Thu Apr 27 16:13:58 2006
***************
*** 0 ****
--- 1,14 ----
+ ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep shufflevec | wc -l |
grep 1 &&
+ ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep insertelement &&
+ ; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep extractelement
+
+ <4 x float> %test(<4 x float> %tmp, <4 x float> %tmp1) {
+ %tmp4 = extractelement <4 x float> %tmp, uint 1 ; <float>
[#uses=1]
+ %tmp2 = extractelement <4 x float> %tmp, uint 3 ; <float>
[#uses=1]
+ %tmp1 = extractelement <4 x float> %tmp1, uint 0 ;
<float> [#uses=1]
+ %tmp128 = insertelement <4 x float> undef, float %tmp4, uint 0
; <<4 x float>> [#uses=1]
+ %tmp130 = insertelement <4 x float> %tmp128, float undef, uint 1
; <<4 x float>> [#uses=1]
+ %tmp132 = insertelement <4 x float> %tmp130, float %tmp2, uint 2
; <<4 x float>> [#uses=1]
+ %tmp134 = insertelement <4 x float> %tmp132, float %tmp1, uint 3
; <<4 x float>> [#uses=1]
+ ret <4 x float> %tmp134
+ }
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