llvm-project/llvm/test/Transforms/Reassociate/otherops.ll

29 lines
700 B
LLVM

; Reassociation should apply to Add, Mul, And, Or, & Xor
;
; RUN: opt < %s -reassociate -constprop -instcombine -die -S | not grep 12
define i32 @test_mul(i32 %arg) {
%tmp1 = mul i32 12, %arg ; <i32> [#uses=1]
%tmp2 = mul i32 %tmp1, 12 ; <i32> [#uses=1]
ret i32 %tmp2
}
define i32 @test_and(i32 %arg) {
%tmp1 = and i32 14, %arg ; <i32> [#uses=1]
%tmp2 = and i32 %tmp1, 14 ; <i32> [#uses=1]
ret i32 %tmp2
}
define i32 @test_or(i32 %arg) {
%tmp1 = or i32 14, %arg ; <i32> [#uses=1]
%tmp2 = or i32 %tmp1, 14 ; <i32> [#uses=1]
ret i32 %tmp2
}
define i32 @test_xor(i32 %arg) {
%tmp1 = xor i32 12, %arg ; <i32> [#uses=1]
%tmp2 = xor i32 %tmp1, 12 ; <i32> [#uses=1]
ret i32 %tmp2
}