1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -mtriple=x86_64-- -expand-large-div-rem -expand-div-rem-bits 128 < %s | FileCheck %s 3; RUN: opt -S -mtriple=x86_64-- -passes=expand-large-div-rem -expand-div-rem-bits 128 < %s | FileCheck %s 4 5define void @test(ptr %ptr, ptr %out) nounwind { 6; CHECK-LABEL: @test( 7; CHECK-NEXT: _udiv-special-cases: 8; CHECK-NEXT: [[A:%.*]] = load i129, ptr [[PTR:%.*]], align 16 9; CHECK-NEXT: [[TMP0:%.*]] = freeze i129 [[A]] 10; CHECK-NEXT: [[TMP1:%.*]] = freeze i129 3 11; CHECK-NEXT: [[TMP2:%.*]] = ashr i129 [[TMP0]], 128 12; CHECK-NEXT: [[TMP3:%.*]] = ashr i129 [[TMP1]], 128 13; CHECK-NEXT: [[TMP4:%.*]] = xor i129 [[TMP0]], [[TMP2]] 14; CHECK-NEXT: [[TMP5:%.*]] = xor i129 [[TMP1]], [[TMP3]] 15; CHECK-NEXT: [[TMP6:%.*]] = sub i129 [[TMP4]], [[TMP2]] 16; CHECK-NEXT: [[TMP7:%.*]] = sub i129 [[TMP5]], [[TMP3]] 17; CHECK-NEXT: [[TMP8:%.*]] = freeze i129 [[TMP6]] 18; CHECK-NEXT: [[TMP9:%.*]] = freeze i129 [[TMP7]] 19; CHECK-NEXT: [[TMP10:%.*]] = freeze i129 [[TMP9]] 20; CHECK-NEXT: [[TMP11:%.*]] = freeze i129 [[TMP8]] 21; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i129 [[TMP10]], 0 22; CHECK-NEXT: [[TMP13:%.*]] = icmp eq i129 [[TMP11]], 0 23; CHECK-NEXT: [[TMP14:%.*]] = or i1 [[TMP12]], [[TMP13]] 24; CHECK-NEXT: [[TMP15:%.*]] = call i129 @llvm.ctlz.i129(i129 [[TMP10]], i1 true) 25; CHECK-NEXT: [[TMP16:%.*]] = call i129 @llvm.ctlz.i129(i129 [[TMP11]], i1 true) 26; CHECK-NEXT: [[TMP17:%.*]] = sub i129 [[TMP15]], [[TMP16]] 27; CHECK-NEXT: [[TMP18:%.*]] = icmp ugt i129 [[TMP17]], 128 28; CHECK-NEXT: [[TMP19:%.*]] = select i1 [[TMP14]], i1 true, i1 [[TMP18]] 29; CHECK-NEXT: [[TMP20:%.*]] = icmp eq i129 [[TMP17]], 128 30; CHECK-NEXT: [[TMP21:%.*]] = select i1 [[TMP19]], i129 0, i129 [[TMP11]] 31; CHECK-NEXT: [[TMP22:%.*]] = select i1 [[TMP19]], i1 true, i1 [[TMP20]] 32; CHECK-NEXT: br i1 [[TMP22]], label [[UDIV_END:%.*]], label [[UDIV_BB1:%.*]] 33; CHECK: udiv-loop-exit: 34; CHECK-NEXT: [[TMP23:%.*]] = phi i129 [ 0, [[UDIV_BB1]] ], [ [[TMP38:%.*]], [[UDIV_DO_WHILE:%.*]] ] 35; CHECK-NEXT: [[TMP24:%.*]] = phi i129 [ [[TMP47:%.*]], [[UDIV_BB1]] ], [ [[TMP35:%.*]], [[UDIV_DO_WHILE]] ] 36; CHECK-NEXT: [[TMP25:%.*]] = shl i129 [[TMP24]], 1 37; CHECK-NEXT: [[TMP26:%.*]] = or i129 [[TMP23]], [[TMP25]] 38; CHECK-NEXT: br label [[UDIV_END]] 39; CHECK: udiv-do-while: 40; CHECK-NEXT: [[TMP27:%.*]] = phi i129 [ 0, [[UDIV_PREHEADER:%.*]] ], [ [[TMP38]], [[UDIV_DO_WHILE]] ] 41; CHECK-NEXT: [[TMP28:%.*]] = phi i129 [ [[TMP45:%.*]], [[UDIV_PREHEADER]] ], [ [[TMP41:%.*]], [[UDIV_DO_WHILE]] ] 42; CHECK-NEXT: [[TMP29:%.*]] = phi i129 [ [[TMP43:%.*]], [[UDIV_PREHEADER]] ], [ [[TMP40:%.*]], [[UDIV_DO_WHILE]] ] 43; CHECK-NEXT: [[TMP30:%.*]] = phi i129 [ [[TMP47]], [[UDIV_PREHEADER]] ], [ [[TMP35]], [[UDIV_DO_WHILE]] ] 44; CHECK-NEXT: [[TMP31:%.*]] = shl i129 [[TMP29]], 1 45; CHECK-NEXT: [[TMP32:%.*]] = lshr i129 [[TMP30]], 128 46; CHECK-NEXT: [[TMP33:%.*]] = or i129 [[TMP31]], [[TMP32]] 47; CHECK-NEXT: [[TMP34:%.*]] = shl i129 [[TMP30]], 1 48; CHECK-NEXT: [[TMP35]] = or i129 [[TMP27]], [[TMP34]] 49; CHECK-NEXT: [[TMP36:%.*]] = sub i129 [[TMP44:%.*]], [[TMP33]] 50; CHECK-NEXT: [[TMP37:%.*]] = ashr i129 [[TMP36]], 128 51; CHECK-NEXT: [[TMP38]] = and i129 [[TMP37]], 1 52; CHECK-NEXT: [[TMP39:%.*]] = and i129 [[TMP37]], [[TMP10]] 53; CHECK-NEXT: [[TMP40]] = sub i129 [[TMP33]], [[TMP39]] 54; CHECK-NEXT: [[TMP41]] = add i129 [[TMP28]], -1 55; CHECK-NEXT: [[TMP42:%.*]] = icmp eq i129 [[TMP41]], 0 56; CHECK-NEXT: br i1 [[TMP42]], label [[UDIV_LOOP_EXIT:%.*]], label [[UDIV_DO_WHILE]] 57; CHECK: udiv-preheader: 58; CHECK-NEXT: [[TMP43]] = lshr i129 [[TMP11]], [[TMP45]] 59; CHECK-NEXT: [[TMP44]] = add i129 [[TMP10]], -1 60; CHECK-NEXT: br label [[UDIV_DO_WHILE]] 61; CHECK: udiv-bb1: 62; CHECK-NEXT: [[TMP45]] = add i129 [[TMP17]], 1 63; CHECK-NEXT: [[TMP46:%.*]] = sub i129 128, [[TMP17]] 64; CHECK-NEXT: [[TMP47]] = shl i129 [[TMP11]], [[TMP46]] 65; CHECK-NEXT: [[TMP48:%.*]] = icmp eq i129 [[TMP45]], 0 66; CHECK-NEXT: br i1 [[TMP48]], label [[UDIV_LOOP_EXIT]], label [[UDIV_PREHEADER]] 67; CHECK: udiv-end: 68; CHECK-NEXT: [[TMP49:%.*]] = phi i129 [ [[TMP26]], [[UDIV_LOOP_EXIT]] ], [ [[TMP21]], [[_UDIV_SPECIAL_CASES:%.*]] ] 69; CHECK-NEXT: [[TMP50:%.*]] = mul i129 [[TMP9]], [[TMP49]] 70; CHECK-NEXT: [[TMP51:%.*]] = sub i129 [[TMP8]], [[TMP50]] 71; CHECK-NEXT: [[TMP52:%.*]] = xor i129 [[TMP51]], [[TMP2]] 72; CHECK-NEXT: [[TMP53:%.*]] = sub i129 [[TMP52]], [[TMP2]] 73; CHECK-NEXT: store i129 [[TMP53]], ptr [[OUT:%.*]], align 16 74; CHECK-NEXT: ret void 75; 76 %a = load i129, ptr %ptr 77 %res = srem i129 %a, 3 78 store i129 %res, ptr %out 79 ret void 80} 81