llvm-6502/test/Transforms/InstCombine/2008-11-27-MultiplyIntVec.ll
Nick Lewycky 895f085385 Add a couple of missed optimizations on integer vectors. Multiply and divide
by 1, as well as multiply by -1.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60182 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-27 20:21:08 +00:00

12 lines
251 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep mul
define <2 x i8> @f(<2 x i8> %x) {
%A = mul <2 x i8> %x, <i8 1, i8 1>
ret <2 x i8> %A
}
define <2 x i8> @g(<2 x i8> %x) {
%A = mul <2 x i8> %x, <i8 -1, i8 -1>
ret <2 x i8> %A
}