1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s -check-prefix=CHECK-LE 3; RUN: llc -mtriple=armeb-eabi %s -o - | FileCheck %s -check-prefix=CHECK-BE 4 5define i64 @f0(i64 %A, i64 %B) { 6; CHECK-LE-LABEL: f0: 7; CHECK-LE: @ %bb.0: 8; CHECK-LE-NEXT: lsrs r3, r3, #1 9; CHECK-LE-NEXT: rrx r2, r2 10; CHECK-LE-NEXT: subs r0, r0, r2 11; CHECK-LE-NEXT: sbc r1, r1, r3 12; CHECK-LE-NEXT: mov pc, lr 13; 14; CHECK-BE-LABEL: f0: 15; CHECK-BE: @ %bb.0: 16; CHECK-BE-NEXT: lsrs r2, r2, #1 17; CHECK-BE-NEXT: rrx r3, r3 18; CHECK-BE-NEXT: subs r1, r1, r3 19; CHECK-BE-NEXT: sbc r0, r0, r2 20; CHECK-BE-NEXT: mov pc, lr 21 22 %tmp = bitcast i64 %A to i64 23 %tmp2 = lshr i64 %B, 1 24 %tmp3 = sub i64 %tmp, %tmp2 25 ret i64 %tmp3 26} 27 28define i32 @f1(i64 %x, i64 %y) { 29; CHECK-LE-LABEL: f1: 30; CHECK-LE: @ %bb.0: 31; CHECK-LE-NEXT: lsl r0, r0, r2 32; CHECK-LE-NEXT: subs r1, r2, #32 33; CHECK-LE-NEXT: movpl r0, #0 34; CHECK-LE-NEXT: mov pc, lr 35; 36; CHECK-BE-LABEL: f1: 37; CHECK-BE: @ %bb.0: 38; CHECK-BE-NEXT: lsl r0, r1, r3 39; CHECK-BE-NEXT: subs r1, r3, #32 40; CHECK-BE-NEXT: movpl r0, #0 41; CHECK-BE-NEXT: mov pc, lr 42 43 %a = shl i64 %x, %y 44 %b = trunc i64 %a to i32 45 ret i32 %b 46} 47 48define i32 @f2(i64 %x, i64 %y) { 49; CHECK-LE-LABEL: f2: 50; CHECK-LE: @ %bb.0: 51; CHECK-LE-NEXT: rsb r3, r2, #32 52; CHECK-LE-NEXT: lsr r0, r0, r2 53; CHECK-LE-NEXT: subs r2, r2, #32 54; CHECK-LE-NEXT: orr r0, r0, r1, lsl r3 55; CHECK-LE-NEXT: asrpl r0, r1, r2 56; CHECK-LE-NEXT: mov pc, lr 57; 58; CHECK-BE-LABEL: f2: 59; CHECK-BE: @ %bb.0: 60; CHECK-BE-NEXT: rsb r2, r3, #32 61; CHECK-BE-NEXT: lsr r1, r1, r3 62; CHECK-BE-NEXT: orr r1, r1, r0, lsl r2 63; CHECK-BE-NEXT: subs r2, r3, #32 64; CHECK-BE-NEXT: asrpl r1, r0, r2 65; CHECK-BE-NEXT: mov r0, r1 66; CHECK-BE-NEXT: mov pc, lr 67 68 %a = ashr i64 %x, %y 69 %b = trunc i64 %a to i32 70 ret i32 %b 71} 72 73define i32 @f3(i64 %x, i64 %y) { 74; CHECK-LE-LABEL: f3: 75; CHECK-LE: @ %bb.0: 76; CHECK-LE-NEXT: rsb r3, r2, #32 77; CHECK-LE-NEXT: lsr r0, r0, r2 78; CHECK-LE-NEXT: subs r2, r2, #32 79; CHECK-LE-NEXT: orr r0, r0, r1, lsl r3 80; CHECK-LE-NEXT: lsrpl r0, r1, r2 81; CHECK-LE-NEXT: mov pc, lr 82; 83; CHECK-BE-LABEL: f3: 84; CHECK-BE: @ %bb.0: 85; CHECK-BE-NEXT: rsb r2, r3, #32 86; CHECK-BE-NEXT: lsr r1, r1, r3 87; CHECK-BE-NEXT: orr r1, r1, r0, lsl r2 88; CHECK-BE-NEXT: subs r2, r3, #32 89; CHECK-BE-NEXT: lsrpl r1, r0, r2 90; CHECK-BE-NEXT: mov r0, r1 91; CHECK-BE-NEXT: mov pc, lr 92 93 %a = lshr i64 %x, %y 94 %b = trunc i64 %a to i32 95 ret i32 %b 96} 97