llvm-project/llvm/test/Transforms/InstCombine/mul-masked-bits.ll

11 lines
203 B
LLVM

; RUN: opt < %s -instcombine -S | grep ashr
define i32 @foo(i32 %x, i32 %y) {
%a = and i32 %x, 7
%b = and i32 %y, 7
%c = mul i32 %a, %b
%d = shl i32 %c, 26
%e = ashr i32 %d, 26
ret i32 %e
}