; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=aarch64-none-eabi -o - | FileCheck %s ; RUN: llc < %s -mtriple=aarch64_be-none-eabi -o - | FileCheck %s --check-prefix=CHECKBE define i64 @load32_and16_and(i32* %p, i64 %y) { ; CHECK-LABEL: load32_and16_and: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_and: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %ym = and i64 %y, 65535 %r = and i64 %ym, %xz ret i64 %r } define i64 @load32_and16_andr(i32* %p, i64 %y) { ; CHECK-LABEL: load32_and16_andr: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_andr: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %a = and i64 %y, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load32_and16_and_sext(i32* %p, i64 %y) { ; CHECK-LABEL: load32_and16_and_sext: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_and_sext: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = sext i32 %x to i64 %a = and i64 %y, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load32_and16_or(i32* %p, i64 %y) { ; CHECK-LABEL: load32_and16_or: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: orr w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_or: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: orr w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %a = or i64 %y, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load32_and16_orr(i32* %p, i64 %y) { ; CHECK-LABEL: load32_and16_orr: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: and x9, x1, #0xffff ; CHECK-NEXT: orr x0, x9, x8 ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_orr: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: and x9, x1, #0xffff ; CHECKBE-NEXT: orr x0, x9, x8 ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %ym = and i64 %y, 65535 %r = or i64 %ym, %xz ret i64 %r } define i64 @load32_and16_xorm1(i32* %p) { ; CHECK-LABEL: load32_and16_xorm1: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: mvn w8, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_xorm1: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: mvn w8, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %a = xor i64 %xz, -1 %r = and i64 %a, 65535 ret i64 %r } define i64 @load64_and16(i64* %p, i128 %y) { ; CHECK-LABEL: load64_and16: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: and x0, x2, x8 ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load64_and16: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0, #6] ; CHECKBE-NEXT: and x0, x3, x8 ; CHECKBE-NEXT: ret %x = load i64, i64* %p, align 4 %xz = zext i64 %x to i128 %a = and i128 %y, %xz %t = trunc i128 %a to i64 %r = and i64 %t, 65535 ret i64 %r } define i64 @load16_and16(i16* %p, i64 %y) { ; CHECK-LABEL: load16_and16: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: and x0, x1, x8 ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load16_and16: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0] ; CHECKBE-NEXT: and x0, x1, x8 ; CHECKBE-NEXT: ret %x = load i16, i16* %p, align 4 %xz = zext i16 %x to i64 %a = and i64 %y, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load16_and8(i16* %p, i64 %y) { ; CHECK-LABEL: load16_and8: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load16_and8: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xff ; CHECKBE-NEXT: ret %x = load i16, i16* %p, align 4 %xz = zext i16 %x to i64 %a = and i64 %y, %xz %r = and i64 %a, 255 ret i64 %r } define i64 @load16_and7(i16* %p, i64 %y) { ; CHECK-LABEL: load16_and7: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0x7f ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load16_and7: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0x7f ; CHECKBE-NEXT: ret %x = load i16, i16* %p, align 4 %xz = zext i16 %x to i64 %a = and i64 %y, %xz %r = and i64 %a, 127 ret i64 %r } define i64 @load8_and16(i8* %p, i64 %y) { ; CHECK-LABEL: load8_and16: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrb w8, [x0] ; CHECK-NEXT: and x0, x1, x8 ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load8_and16: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrb w8, [x0] ; CHECKBE-NEXT: and x0, x1, x8 ; CHECKBE-NEXT: ret %x = load i8, i8* %p, align 4 %xz = zext i8 %x to i64 %a = and i64 %y, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load8_and16_zext(i8* %p, i8 %y) { ; CHECK-LABEL: load8_and16_zext: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrb w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load8_and16_zext: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrb w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xff ; CHECKBE-NEXT: ret %x = load i8, i8* %p, align 4 %xz = zext i8 %x to i64 %yz = zext i8 %y to i64 %a = and i64 %yz, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load8_and16_sext(i8* %p, i8 %y) { ; CHECK-LABEL: load8_and16_sext: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrb w8, [x0] ; CHECK-NEXT: // kill: def $w1 killed $w1 def $x1 ; CHECK-NEXT: and x0, x1, x8 ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load8_and16_sext: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrb w8, [x0] ; CHECKBE-NEXT: // kill: def $w1 killed $w1 def $x1 ; CHECKBE-NEXT: and x0, x1, x8 ; CHECKBE-NEXT: ret %x = load i8, i8* %p, align 4 %xz = zext i8 %x to i64 %yz = sext i8 %y to i64 %a = and i64 %yz, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load8_and16_or(i8* %p, i64 %y) { ; CHECK-LABEL: load8_and16_or: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrb w8, [x0] ; CHECK-NEXT: orr w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load8_and16_or: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrb w8, [x0] ; CHECKBE-NEXT: orr w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i8, i8* %p, align 4 %xz = zext i8 %x to i64 %a = or i64 %y, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load16_and8_manyext(i16* %p, i32 %y) { ; CHECK-LABEL: load16_and8_manyext: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: and w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load16_and8_manyext: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0] ; CHECKBE-NEXT: and w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xff ; CHECKBE-NEXT: ret %x = load i16, i16* %p, align 4 %xz = zext i16 %x to i32 %a = and i32 %y, %xz %az = zext i32 %a to i64 %r = and i64 %az, 255 ret i64 %r } define i64 @multiple_load(i16* %p, i32* %q) { ; CHECK-LABEL: multiple_load: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: ldr w9, [x1] ; CHECK-NEXT: and w8, w9, w8 ; CHECK-NEXT: and x0, x8, #0xff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: multiple_load: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0] ; CHECKBE-NEXT: ldr w9, [x1] ; CHECKBE-NEXT: and w8, w9, w8 ; CHECKBE-NEXT: and x0, x8, #0xff ; CHECKBE-NEXT: ret %x = load i16, i16* %p, align 4 %xz = zext i16 %x to i64 %y = load i32, i32* %q, align 4 %yz = zext i32 %y to i64 %a = and i64 %yz, %xz %r = and i64 %a, 255 ret i64 %r } define i64 @multiple_load_or(i16* %p, i32* %q) { ; CHECK-LABEL: multiple_load_or: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrh w8, [x0] ; CHECK-NEXT: ldr w9, [x1] ; CHECK-NEXT: orr w8, w9, w8 ; CHECK-NEXT: and x0, x8, #0xff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: multiple_load_or: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldrh w8, [x0] ; CHECKBE-NEXT: ldr w9, [x1] ; CHECKBE-NEXT: orr w8, w9, w8 ; CHECKBE-NEXT: and x0, x8, #0xff ; CHECKBE-NEXT: ret %x = load i16, i16* %p, align 4 %xz = zext i16 %x to i64 %y = load i32, i32* %q, align 4 %yz = zext i32 %y to i64 %a = or i64 %yz, %xz %r = and i64 %a, 255 ret i64 %r } define i64 @load32_and16_zexty(i32* %p, i32 %y) { ; CHECK-LABEL: load32_and16_zexty: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: orr w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_zexty: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: orr w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %yz = zext i32 %y to i64 %a = or i64 %yz, %xz %r = and i64 %a, 65535 ret i64 %r } define i64 @load32_and16_sexty(i32* %p, i32 %y) { ; CHECK-LABEL: load32_and16_sexty: ; CHECK: // %bb.0: ; CHECK-NEXT: ldr w8, [x0] ; CHECK-NEXT: orr w8, w1, w8 ; CHECK-NEXT: and x0, x8, #0xffff ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: load32_and16_sexty: ; CHECKBE: // %bb.0: ; CHECKBE-NEXT: ldr w8, [x0] ; CHECKBE-NEXT: orr w8, w1, w8 ; CHECKBE-NEXT: and x0, x8, #0xffff ; CHECKBE-NEXT: ret %x = load i32, i32* %p, align 4 %xz = zext i32 %x to i64 %yz = sext i32 %y to i64 %a = or i64 %yz, %xz %r = and i64 %a, 65535 ret i64 %r } define zeroext i1 @bigger(i8* nocapture readonly %c, i8* nocapture readonly %e, i64 %d, i64 %p1) { ; CHECK-LABEL: bigger: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: ldrb w8, [x0, x2] ; CHECK-NEXT: and w10, w3, #0x7 ; CHECK-NEXT: ldrb w9, [x1, x2] ; CHECK-NEXT: mov w11, #8 ; CHECK-NEXT: sub w10, w11, w10 ; CHECK-NEXT: eor w8, w9, w8 ; CHECK-NEXT: mov w9, #5 ; CHECK-NEXT: lsr w8, w8, w10 ; CHECK-NEXT: tst w8, w9 ; CHECK-NEXT: cset w0, eq ; CHECK-NEXT: ret ; ; CHECKBE-LABEL: bigger: ; CHECKBE: // %bb.0: // %entry ; CHECKBE-NEXT: ldrb w8, [x0, x2] ; CHECKBE-NEXT: and w10, w3, #0x7 ; CHECKBE-NEXT: ldrb w9, [x1, x2] ; CHECKBE-NEXT: mov w11, #8 ; CHECKBE-NEXT: sub w10, w11, w10 ; CHECKBE-NEXT: eor w8, w9, w8 ; CHECKBE-NEXT: mov w9, #5 ; CHECKBE-NEXT: lsr w8, w8, w10 ; CHECKBE-NEXT: tst w8, w9 ; CHECKBE-NEXT: cset w0, eq ; CHECKBE-NEXT: ret entry: %0 = trunc i64 %p1 to i16 %1 = and i16 %0, 7 %sh_prom = sub nuw nsw i16 8, %1 %shl = shl nuw nsw i16 5, %sh_prom %arrayidx = getelementptr inbounds i8, i8* %c, i64 %d %2 = load i8, i8* %arrayidx, align 1 %3 = and i16 %shl, 255 %conv2 = zext i16 %3 to i32 %arrayidx3 = getelementptr inbounds i8, i8* %e, i64 %d %4 = load i8, i8* %arrayidx3, align 1 %5 = xor i8 %4, %2 %6 = zext i8 %5 to i32 %7 = and i32 %6, %conv2 %cmp.not = icmp eq i32 %7, 0 ret i1 %cmp.not }