Changes in directory llvm/test/Regression/CodeGen/Generic:
vector-identity-shuffle.ll added (r1.1)
---
Log message:
An identity shuffle shouldn't generate any permute code.
---
Diffs of the changes: (+16 -0)
vector-identity-shuffle.ll | 16 ++++++++++++++++
1 files changed, 16 insertions(+)
Index: llvm/test/Regression/CodeGen/Generic/vector-identity-shuffle.ll
diff -c /dev/null
llvm/test/Regression/CodeGen/Generic/vector-identity-shuffle.ll:1.1
*** /dev/null Fri Mar 31 16:16:29 2006
--- llvm/test/Regression/CodeGen/Generic/vector-identity-shuffle.ll Fri Mar
31 16:16:19 2006
***************
*** 0 ****
--- 1,16 ----
+ ; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g5 | grep _test &&
+ ; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g5 | not grep vperm
+
+ void %test(<4 x float> *%tmp2.i) {
+ %tmp2.i = load <4x float>* %tmp2.i
+ %xFloat0.48 = extractelement <4 x float> %tmp2.i, uint 0
; <float> [#uses=1]
+ %inFloat0.49 = insertelement <4 x float> undef, float %xFloat0.48,
uint 0 ; <<4 x float>> [#uses=1]
+ %xFloat1.50 = extractelement <4 x float> %tmp2.i, uint 1
; <float> [#uses=1]
+ %inFloat1.52 = insertelement <4 x float> %inFloat0.49, float
%xFloat1.50, uint 1 ; <<4 x float>> [#uses=1]
+ %xFloat2.53 = extractelement <4 x float> %tmp2.i, uint 2
; <float> [#uses=1]
+ %inFloat2.55 = insertelement <4 x float> %inFloat1.52, float
%xFloat2.53, uint 2 ; <<4 x float>> [#uses=1]
+ %xFloat3.56 = extractelement <4 x float> %tmp2.i, uint 3
; <float> [#uses=1]
+ %inFloat3.58 = insertelement <4 x float> %inFloat2.55, float
%xFloat3.56, uint 3 ; <<4 x float>> [#uses=4]
+ store <4 x float> %inFloat3.58, <4x float>* %tmp2.i
+ ret void
+ }
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