llvm-6502/test/CodeGen/X86/peep-vector-extract-insert.ll
Dan Gohman 743d3a7548 Change the peep for EXTRACT_VECTOR_ELT of BUILD_PAIR to look for
the new CONCAT_VECTORS node type instead, as that's what legalize
uses now. And add a peep for EXTRACT_VECTOR_ELT of INSERT_VECTOR_ELT.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@38503 91177308-0d34-0410-b5e6-96231b3b80d8
2007-07-10 18:20:44 +00:00

13 lines
422 B
LLVM

; RUN: llvm-as < %s | llc -march=x86-64 | grep {pxor %xmm0, %xmm0} | wc -l | grep 2
define float @foo(<4 x float> %a) {
%b = insertelement <4 x float> %a, float 0.0, i32 3
%c = extractelement <4 x float> %b, i32 3
ret float %c
}
define float @bar(float %a) {
%b = insertelement <4 x float> <float 3.4, float 4.5, float 0.0, float 9.2>, float %a, i32 3
%c = extractelement <4 x float> %b, i32 2
ret float %c
}