; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=aarch64-- | FileCheck %s define i32 @PR39657(i8* %p, i64 %x) { ; CHECK-LABEL: PR39657: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn x8, x1 ; CHECK-NEXT: ldr w0, [x0, x8, lsl #2] ; CHECK-NEXT: ret %sh = shl i64 %x, 2 %mul = xor i64 %sh, -4 %add.ptr = getelementptr inbounds i8, i8* %p, i64 %mul %bc = bitcast i8* %add.ptr to i32* %load = load i32, i32* %bc, align 4 ret i32 %load } define i32 @add_of_not(i32 %x, i32 %y) { ; CHECK-LABEL: add_of_not: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn w8, w1 ; CHECK-NEXT: add w0, w8, w0 ; CHECK-NEXT: ret %t0 = sub i32 %x, %y %r = add i32 %t0, -1 ret i32 %r } define i32 @add_of_not_decrement(i32 %x, i32 %y) { ; CHECK-LABEL: add_of_not_decrement: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn w8, w1 ; CHECK-NEXT: add w0, w8, w0 ; CHECK-NEXT: ret %t0 = sub i32 %x, %y %r = sub i32 %t0, 1 ret i32 %r } define <4 x i32> @vec_add_of_not(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: vec_add_of_not: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v1.16b, v1.16b ; CHECK-NEXT: add v0.4s, v1.4s, v0.4s ; CHECK-NEXT: ret %t0 = sub <4 x i32> %x, %y %r = add <4 x i32> %t0, ret <4 x i32> %r } define <4 x i32> @vec_add_of_not_decrement(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: vec_add_of_not_decrement: ; CHECK: // %bb.0: ; CHECK-NEXT: mvn v1.16b, v1.16b ; CHECK-NEXT: add v0.4s, v1.4s, v0.4s ; CHECK-NEXT: ret %t0 = sub <4 x i32> %x, %y %r = sub <4 x i32> %t0, ret <4 x i32> %r } define <4 x i32> @vec_add_of_not_with_undef(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: vec_add_of_not_with_undef: ; CHECK: // %bb.0: ; CHECK-NEXT: sub v0.4s, v0.4s, v1.4s ; CHECK-NEXT: movi v1.2d, #0xffffffffffffffff ; CHECK-NEXT: add v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %t0 = sub <4 x i32> %x, %y %r = add <4 x i32> %t0, ret <4 x i32> %r } define <4 x i32> @vec_add_of_not_with_undef_decrement(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: vec_add_of_not_with_undef_decrement: ; CHECK: // %bb.0: ; CHECK-NEXT: sub v0.4s, v0.4s, v1.4s ; CHECK-NEXT: movi v1.4s, #1 ; CHECK-NEXT: add v0.4s, v0.4s, v1.4s ; CHECK-NEXT: ret %t0 = sub <4 x i32> %x, %y %r = add <4 x i32> %t0, ret <4 x i32> %r }