Changes in directory llvm/test/Regression/CodeGen/X86:
vec_shuffle-5.ll added (r1.1)
---
Log message:
Use movsd to shuffle in the lowest two elements of a v4f32 / v4i32 vector when
movlps cannot be used (e.g. when load from m64 has multiple uses).
---
Diffs of the changes: (+11 -0)
vec_shuffle-5.ll | 11 +++++++++++
1 files changed, 11 insertions(+)
Index: llvm/test/Regression/CodeGen/X86/vec_shuffle-5.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/vec_shuffle-5.ll:1.1
*** /dev/null Wed May 3 15:29:44 2006
--- llvm/test/Regression/CodeGen/X86/vec_shuffle-5.ll Wed May 3 15:29:34 2006
***************
*** 0 ****
--- 1,11 ----
+ ; RUN: llvm-as < %s | llc -march=x86 -mattr=+sse2 | grep movsd | wc -l | grep
1
+
+ void %test() {
+ %tmp1 = load <4 x float>* null
+ %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> < float
1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00 >, <4
x uint> < uint 0, uint 1, uint 6, uint 7 >
+ %tmp3 = shufflevector <4 x float> %tmp1, <4 x float> zeroinitializer,
<4 x uint> < uint 2, uint 3, uint 6, uint 7 >
+ %tmp4 = add <4 x float> %tmp2, %tmp3
+ store <4 x float> %tmp4, <4 x float>* null
+ ret void
+ }
+
_______________________________________________
llvm-commits mailing list
llvm-commits@cs.uiuc.edu
http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
