; RUN: llc -o - %s -mtriple=aarch64-- | FileCheck %s ; CHECK-LABEL: and1: ; CHECK: and {{w[0-9]+}}, w0, #0xfffffffd define void @and1(i32 %a, i8* nocapture %p) { entry: %and = and i32 %a, 253 %conv = trunc i32 %and to i8 store i8 %conv, i8* %p, align 1 ret void } ; (a & 0x3dfd) | 0xffffc000 ; ; CHECK-LABEL: and2: ; CHECK: and {{w[0-9]+}}, w0, #0xfdfdfdfd define i32 @and2(i32 %a) { entry: %and = and i32 %a, 15869 %or = or i32 %and, -16384 ret i32 %or } ; (a & 0x19) | 0xffffffc0 ; ; CHECK-LABEL: and3: ; CHECK: and {{w[0-9]+}}, w0, #0x99999999 define i32 @and3(i32 %a) { entry: %and = and i32 %a, 25 %or = or i32 %and, -64 ret i32 %or } ; (a & 0xc5600) | 0xfff1f1ff ; ; CHECK-LABEL: and4: ; CHECK: and {{w[0-9]+}}, w0, #0xfffc07ff define i32 @and4(i32 %a) { entry: %and = and i32 %a, 787968 %or = or i32 %and, -921089 ret i32 %or } ; Make sure we don't shrink or optimize an XOR's immediate operand if the ; immediate is -1. Instruction selection turns (and ((xor $mask, -1), $v0)) into ; a BIC. ; CHECK-LABEL: xor1: ; CHECK: mov [[R0:w[0-9]+]], #56 ; CHECK: bic {{w[0-9]+}}, [[R0]], w0, lsl #3 define i32 @xor1(i32 %a) { entry: %shl = shl i32 %a, 3 %xor = and i32 %shl, 56 %and = xor i32 %xor, 56 ret i32 %and } ; Check that, when (and %t1, 129) is transformed to (and %t0, 0), ; (xor %arg, 129) doesn't get transformed to (xor %arg, 0). ; ; CHECK-LABEL: PR33100: ; CHECK: mov w[[R0:[0-9]+]], #129 ; CHECK: eor {{x[0-9]+}}, {{x[0-9]+}}, x[[R0]] define i64 @PR33100(i64 %arg) { entry: %alloca0 = alloca i64 store i64 8, i64* %alloca0, align 4 %t0 = load i64, i64* %alloca0, align 4 %t1 = shl i64 %arg, %t0 %and0 = and i64 %t1, 129 %xor0 = xor i64 %arg, 129 %t2 = add i64 %and0, %xor0 ret i64 %t2 }