; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=generic -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=cortex-a55 -S < %s | FileCheck %s --check-prefix=CHECKII ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=cortex-a510 -S < %s | FileCheck %s --check-prefix=CHECKII ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=cortex-a72 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=neoverse-n1 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=cortex-a710 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -select-optimize -mtriple=aarch64-linux-gnu -mcpu=neoverse-v2 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -debugify-and-strip-all-safe -select-optimize -mtriple=aarch64-linux-gnu -mcpu=generic -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=generic -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=cortex-a55 -S < %s | FileCheck %s --check-prefix=CHECKII ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=cortex-a510 -S < %s | FileCheck %s --check-prefix=CHECKII ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=cortex-a72 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=neoverse-n1 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=cortex-a710 -S < %s | FileCheck %s --check-prefix=CHECKOO ; RUN: opt -passes='require,function(select-optimize)' -mtriple=aarch64-linux-gnu -mcpu=neoverse-v2 -S < %s | FileCheck %s --check-prefix=CHECKOO %struct.st = type { i32, i64, ptr, ptr, i16, ptr, ptr, i64, i64 } ; This test has a select at the end of if.then, which is better transformed to a branch on OoO cores. define void @replace(ptr nocapture noundef %newst, ptr noundef %t, ptr noundef %h, i64 noundef %c, i64 noundef %rc, i64 noundef %ma, i64 noundef %n) { ; CHECKOO-LABEL: @replace( ; CHECKOO-NEXT: entry: ; CHECKOO-NEXT: [[T1:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], ptr [[NEWST:%.*]], i64 0, i32 2 ; CHECKOO-NEXT: store ptr [[T:%.*]], ptr [[T1]], align 8 ; CHECKOO-NEXT: [[H3:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 3 ; CHECKOO-NEXT: store ptr [[H:%.*]], ptr [[H3]], align 8 ; CHECKOO-NEXT: [[ORG_C:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 8 ; CHECKOO-NEXT: store i64 [[C:%.*]], ptr [[ORG_C]], align 8 ; CHECKOO-NEXT: [[C6:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 1 ; CHECKOO-NEXT: store i64 [[C]], ptr [[C6]], align 8 ; CHECKOO-NEXT: [[FLOW:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 7 ; CHECKOO-NEXT: store i64 [[RC:%.*]], ptr [[FLOW]], align 8 ; CHECKOO-NEXT: [[CONV:%.*]] = trunc i64 [[N:%.*]] to i32 ; CHECKOO-NEXT: store i32 [[CONV]], ptr [[NEWST]], align 8 ; CHECKOO-NEXT: [[FLOW10:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 1, i32 7 ; CHECKOO-NEXT: [[TMP0:%.*]] = load i64, ptr [[FLOW10]], align 8 ; CHECKOO-NEXT: [[FLOW12:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 2, i32 7 ; CHECKOO-NEXT: [[TMP1:%.*]] = load i64, ptr [[FLOW12]], align 8 ; CHECKOO-NEXT: [[CMP13:%.*]] = icmp sgt i64 [[TMP0]], [[TMP1]] ; CHECKOO-NEXT: [[CONV15:%.*]] = select i1 [[CMP13]], i64 2, i64 3 ; CHECKOO-NEXT: [[CMP16_NOT149:%.*]] = icmp sgt i64 [[CONV15]], [[MA:%.*]] ; CHECKOO-NEXT: br i1 [[CMP16_NOT149]], label [[WHILE_END:%.*]], label [[LAND_RHS:%.*]] ; CHECKOO: land.rhs: ; CHECKOO-NEXT: [[CMP_0151:%.*]] = phi i64 [ [[CMP_1:%.*]], [[IF_END87:%.*]] ], [ [[CONV15]], [[ENTRY:%.*]] ] ; CHECKOO-NEXT: [[POS_0150:%.*]] = phi i64 [ [[CMP_0151]], [[IF_END87]] ], [ 1, [[ENTRY]] ] ; CHECKOO-NEXT: [[SUB:%.*]] = add nsw i64 [[CMP_0151]], -1 ; CHECKOO-NEXT: [[FLOW19:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 7 ; CHECKOO-NEXT: [[TMP2:%.*]] = load i64, ptr [[FLOW19]], align 8 ; CHECKOO-NEXT: [[CMP20:%.*]] = icmp sgt i64 [[TMP2]], [[RC]] ; CHECKOO-NEXT: br i1 [[CMP20]], label [[WHILE_BODY:%.*]], label [[WHILE_END]] ; CHECKOO: while.body: ; CHECKOO-NEXT: [[ARRAYIDX18:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]] ; CHECKOO-NEXT: [[T24:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 2 ; CHECKOO-NEXT: [[TMP3:%.*]] = load ptr, ptr [[T24]], align 8 ; CHECKOO-NEXT: [[SUB25:%.*]] = add nsw i64 [[POS_0150]], -1 ; CHECKOO-NEXT: [[ARRAYIDX26:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]] ; CHECKOO-NEXT: [[T27:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 2 ; CHECKOO-NEXT: store ptr [[TMP3]], ptr [[T27]], align 8 ; CHECKOO-NEXT: [[H30:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 3 ; CHECKOO-NEXT: [[TMP4:%.*]] = load ptr, ptr [[H30]], align 8 ; CHECKOO-NEXT: [[H33:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 3 ; CHECKOO-NEXT: store ptr [[TMP4]], ptr [[H33]], align 8 ; CHECKOO-NEXT: [[C36:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 1 ; CHECKOO-NEXT: [[TMP5:%.*]] = load i64, ptr [[C36]], align 8 ; CHECKOO-NEXT: [[C39:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 1 ; CHECKOO-NEXT: store i64 [[TMP5]], ptr [[C39]], align 8 ; CHECKOO-NEXT: [[TMP6:%.*]] = load i64, ptr [[C36]], align 8 ; CHECKOO-NEXT: [[ORG_C45:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 8 ; CHECKOO-NEXT: store i64 [[TMP6]], ptr [[ORG_C45]], align 8 ; CHECKOO-NEXT: [[FLOW51:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 7 ; CHECKOO-NEXT: store i64 [[TMP2]], ptr [[FLOW51]], align 8 ; CHECKOO-NEXT: [[TMP7:%.*]] = load i32, ptr [[ARRAYIDX18]], align 8 ; CHECKOO-NEXT: store i32 [[TMP7]], ptr [[ARRAYIDX26]], align 8 ; CHECKOO-NEXT: store ptr [[T]], ptr [[T24]], align 8 ; CHECKOO-NEXT: store ptr [[H]], ptr [[H30]], align 8 ; CHECKOO-NEXT: store i64 [[C]], ptr [[C36]], align 8 ; CHECKOO-NEXT: [[ORG_C69:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 8 ; CHECKOO-NEXT: store i64 [[C]], ptr [[ORG_C69]], align 8 ; CHECKOO-NEXT: store i64 [[RC]], ptr [[FLOW19]], align 8 ; CHECKOO-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX18]], align 8 ; CHECKOO-NEXT: [[MUL:%.*]] = shl nsw i64 [[CMP_0151]], 1 ; CHECKOO-NEXT: [[ADD:%.*]] = or i64 [[MUL]], 1 ; CHECKOO-NEXT: [[CMP77_NOT:%.*]] = icmp sgt i64 [[ADD]], [[MA]] ; CHECKOO-NEXT: br i1 [[CMP77_NOT]], label [[IF_END87]], label [[IF_THEN:%.*]] ; CHECKOO: if.then: ; CHECKOO-NEXT: [[SUB79:%.*]] = add nsw i64 [[MUL]], -1 ; CHECKOO-NEXT: [[FLOW81:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB79]], i32 7 ; CHECKOO-NEXT: [[TMP8:%.*]] = load i64, ptr [[FLOW81]], align 8 ; CHECKOO-NEXT: [[FLOW83:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[MUL]], i32 7 ; CHECKOO-NEXT: [[TMP9:%.*]] = load i64, ptr [[FLOW83]], align 8 ; CHECKOO-NEXT: [[CMP84:%.*]] = icmp slt i64 [[TMP8]], [[TMP9]] ; CHECKOO-NEXT: [[SPEC_SELECT_FROZEN:%.*]] = freeze i1 [[CMP84]] ; CHECKOO-NEXT: br i1 [[SPEC_SELECT_FROZEN]], label [[SELECT_END:%.*]], label [[SELECT_FALSE:%.*]] ; CHECKOO: select.false: ; CHECKOO-NEXT: br label [[SELECT_END]] ; CHECKOO: select.end: ; CHECKOO-NEXT: [[SPEC_SELECT:%.*]] = phi i64 [ [[ADD]], [[IF_THEN]] ], [ [[MUL]], [[SELECT_FALSE]] ] ; CHECKOO-NEXT: br label [[IF_END87]] ; CHECKOO: if.end87: ; CHECKOO-NEXT: [[CMP_1]] = phi i64 [ [[MUL]], [[WHILE_BODY]] ], [ [[SPEC_SELECT]], [[SELECT_END]] ] ; CHECKOO-NEXT: [[CMP16_NOT:%.*]] = icmp sgt i64 [[CMP_1]], [[MA]] ; CHECKOO-NEXT: br i1 [[CMP16_NOT]], label [[WHILE_END]], label [[LAND_RHS]] ; CHECKOO: while.end: ; CHECKOO-NEXT: ret void ; ; CHECKII-LABEL: @replace( ; CHECKII-NEXT: entry: ; CHECKII-NEXT: [[T1:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], ptr [[NEWST:%.*]], i64 0, i32 2 ; CHECKII-NEXT: store ptr [[T:%.*]], ptr [[T1]], align 8 ; CHECKII-NEXT: [[H3:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 3 ; CHECKII-NEXT: store ptr [[H:%.*]], ptr [[H3]], align 8 ; CHECKII-NEXT: [[ORG_C:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 8 ; CHECKII-NEXT: store i64 [[C:%.*]], ptr [[ORG_C]], align 8 ; CHECKII-NEXT: [[C6:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 1 ; CHECKII-NEXT: store i64 [[C]], ptr [[C6]], align 8 ; CHECKII-NEXT: [[FLOW:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 7 ; CHECKII-NEXT: store i64 [[RC:%.*]], ptr [[FLOW]], align 8 ; CHECKII-NEXT: [[CONV:%.*]] = trunc i64 [[N:%.*]] to i32 ; CHECKII-NEXT: store i32 [[CONV]], ptr [[NEWST]], align 8 ; CHECKII-NEXT: [[FLOW10:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 1, i32 7 ; CHECKII-NEXT: [[TMP0:%.*]] = load i64, ptr [[FLOW10]], align 8 ; CHECKII-NEXT: [[FLOW12:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 2, i32 7 ; CHECKII-NEXT: [[TMP1:%.*]] = load i64, ptr [[FLOW12]], align 8 ; CHECKII-NEXT: [[CMP13:%.*]] = icmp sgt i64 [[TMP0]], [[TMP1]] ; CHECKII-NEXT: [[CONV15:%.*]] = select i1 [[CMP13]], i64 2, i64 3 ; CHECKII-NEXT: [[CMP16_NOT149:%.*]] = icmp sgt i64 [[CONV15]], [[MA:%.*]] ; CHECKII-NEXT: br i1 [[CMP16_NOT149]], label [[WHILE_END:%.*]], label [[LAND_RHS:%.*]] ; CHECKII: land.rhs: ; CHECKII-NEXT: [[CMP_0151:%.*]] = phi i64 [ [[CMP_1:%.*]], [[IF_END87:%.*]] ], [ [[CONV15]], [[ENTRY:%.*]] ] ; CHECKII-NEXT: [[POS_0150:%.*]] = phi i64 [ [[CMP_0151]], [[IF_END87]] ], [ 1, [[ENTRY]] ] ; CHECKII-NEXT: [[SUB:%.*]] = add nsw i64 [[CMP_0151]], -1 ; CHECKII-NEXT: [[FLOW19:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 7 ; CHECKII-NEXT: [[TMP2:%.*]] = load i64, ptr [[FLOW19]], align 8 ; CHECKII-NEXT: [[CMP20:%.*]] = icmp sgt i64 [[TMP2]], [[RC]] ; CHECKII-NEXT: br i1 [[CMP20]], label [[WHILE_BODY:%.*]], label [[WHILE_END]] ; CHECKII: while.body: ; CHECKII-NEXT: [[ARRAYIDX18:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]] ; CHECKII-NEXT: [[T24:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 2 ; CHECKII-NEXT: [[TMP3:%.*]] = load ptr, ptr [[T24]], align 8 ; CHECKII-NEXT: [[SUB25:%.*]] = add nsw i64 [[POS_0150]], -1 ; CHECKII-NEXT: [[ARRAYIDX26:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]] ; CHECKII-NEXT: [[T27:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 2 ; CHECKII-NEXT: store ptr [[TMP3]], ptr [[T27]], align 8 ; CHECKII-NEXT: [[H30:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 3 ; CHECKII-NEXT: [[TMP4:%.*]] = load ptr, ptr [[H30]], align 8 ; CHECKII-NEXT: [[H33:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 3 ; CHECKII-NEXT: store ptr [[TMP4]], ptr [[H33]], align 8 ; CHECKII-NEXT: [[C36:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 1 ; CHECKII-NEXT: [[TMP5:%.*]] = load i64, ptr [[C36]], align 8 ; CHECKII-NEXT: [[C39:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 1 ; CHECKII-NEXT: store i64 [[TMP5]], ptr [[C39]], align 8 ; CHECKII-NEXT: [[TMP6:%.*]] = load i64, ptr [[C36]], align 8 ; CHECKII-NEXT: [[ORG_C45:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 8 ; CHECKII-NEXT: store i64 [[TMP6]], ptr [[ORG_C45]], align 8 ; CHECKII-NEXT: [[FLOW51:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 7 ; CHECKII-NEXT: store i64 [[TMP2]], ptr [[FLOW51]], align 8 ; CHECKII-NEXT: [[TMP7:%.*]] = load i32, ptr [[ARRAYIDX18]], align 8 ; CHECKII-NEXT: store i32 [[TMP7]], ptr [[ARRAYIDX26]], align 8 ; CHECKII-NEXT: store ptr [[T]], ptr [[T24]], align 8 ; CHECKII-NEXT: store ptr [[H]], ptr [[H30]], align 8 ; CHECKII-NEXT: store i64 [[C]], ptr [[C36]], align 8 ; CHECKII-NEXT: [[ORG_C69:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 8 ; CHECKII-NEXT: store i64 [[C]], ptr [[ORG_C69]], align 8 ; CHECKII-NEXT: store i64 [[RC]], ptr [[FLOW19]], align 8 ; CHECKII-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX18]], align 8 ; CHECKII-NEXT: [[MUL:%.*]] = shl nsw i64 [[CMP_0151]], 1 ; CHECKII-NEXT: [[ADD:%.*]] = or i64 [[MUL]], 1 ; CHECKII-NEXT: [[CMP77_NOT:%.*]] = icmp sgt i64 [[ADD]], [[MA]] ; CHECKII-NEXT: br i1 [[CMP77_NOT]], label [[IF_END87]], label [[IF_THEN:%.*]] ; CHECKII: if.then: ; CHECKII-NEXT: [[SUB79:%.*]] = add nsw i64 [[MUL]], -1 ; CHECKII-NEXT: [[FLOW81:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB79]], i32 7 ; CHECKII-NEXT: [[TMP8:%.*]] = load i64, ptr [[FLOW81]], align 8 ; CHECKII-NEXT: [[FLOW83:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[MUL]], i32 7 ; CHECKII-NEXT: [[TMP9:%.*]] = load i64, ptr [[FLOW83]], align 8 ; CHECKII-NEXT: [[CMP84:%.*]] = icmp slt i64 [[TMP8]], [[TMP9]] ; CHECKII-NEXT: [[SPEC_SELECT:%.*]] = select i1 [[CMP84]], i64 [[ADD]], i64 [[MUL]] ; CHECKII-NEXT: br label [[IF_END87]] ; CHECKII: if.end87: ; CHECKII-NEXT: [[CMP_1]] = phi i64 [ [[MUL]], [[WHILE_BODY]] ], [ [[SPEC_SELECT]], [[IF_THEN]] ] ; CHECKII-NEXT: [[CMP16_NOT:%.*]] = icmp sgt i64 [[CMP_1]], [[MA]] ; CHECKII-NEXT: br i1 [[CMP16_NOT]], label [[WHILE_END]], label [[LAND_RHS]] ; CHECKII: while.end: ; CHECKII-NEXT: ret void ; entry: %t1 = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 2 store ptr %t, ptr %t1, align 8 %h3 = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 3 store ptr %h, ptr %h3, align 8 %org_c = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 8 store i64 %c, ptr %org_c, align 8 %c6 = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 1 store i64 %c, ptr %c6, align 8 %flow = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 7 store i64 %rc, ptr %flow, align 8 %conv = trunc i64 %n to i32 store i32 %conv, ptr %newst, align 8 %flow10 = getelementptr inbounds %struct.st, ptr %newst, i64 1, i32 7 %0 = load i64, ptr %flow10, align 8 %flow12 = getelementptr inbounds %struct.st, ptr %newst, i64 2, i32 7 %1 = load i64, ptr %flow12, align 8 %cmp13 = icmp sgt i64 %0, %1 %conv15 = select i1 %cmp13, i64 2, i64 3 %cmp16.not149 = icmp sgt i64 %conv15, %ma br i1 %cmp16.not149, label %while.end, label %land.rhs land.rhs: ; preds = %entry, %if.end87 %cmp.0151 = phi i64 [ %cmp.1, %if.end87 ], [ %conv15, %entry ] %pos.0150 = phi i64 [ %cmp.0151, %if.end87 ], [ 1, %entry ] %sub = add nsw i64 %cmp.0151, -1 %flow19 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 7 %2 = load i64, ptr %flow19, align 8 %cmp20 = icmp sgt i64 %2, %rc br i1 %cmp20, label %while.body, label %while.end while.body: ; preds = %land.rhs %arrayidx18 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub %t24 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 2 %3 = load ptr, ptr %t24, align 8 %sub25 = add nsw i64 %pos.0150, -1 %arrayidx26 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25 %t27 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 2 store ptr %3, ptr %t27, align 8 %h30 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 3 %4 = load ptr, ptr %h30, align 8 %h33 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 3 store ptr %4, ptr %h33, align 8 %c36 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 1 %5 = load i64, ptr %c36, align 8 %c39 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 1 store i64 %5, ptr %c39, align 8 %6 = load i64, ptr %c36, align 8 %org_c45 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 8 store i64 %6, ptr %org_c45, align 8 %flow51 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 7 store i64 %2, ptr %flow51, align 8 %7 = load i32, ptr %arrayidx18, align 8 store i32 %7, ptr %arrayidx26, align 8 store ptr %t, ptr %t24, align 8 store ptr %h, ptr %h30, align 8 store i64 %c, ptr %c36, align 8 %org_c69 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 8 store i64 %c, ptr %org_c69, align 8 store i64 %rc, ptr %flow19, align 8 store i32 %conv, ptr %arrayidx18, align 8 %mul = shl nsw i64 %cmp.0151, 1 %add = or i64 %mul, 1 %cmp77.not = icmp sgt i64 %add, %ma br i1 %cmp77.not, label %if.end87, label %if.then if.then: ; preds = %while.body %sub79 = add nsw i64 %mul, -1 %flow81 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub79, i32 7 %8 = load i64, ptr %flow81, align 8 %flow83 = getelementptr inbounds %struct.st, ptr %newst, i64 %mul, i32 7 %9 = load i64, ptr %flow83, align 8 %cmp84 = icmp slt i64 %8, %9 %spec.select = select i1 %cmp84, i64 %add, i64 %mul br label %if.end87 if.end87: ; preds = %if.then, %while.body %cmp.1 = phi i64 [ %mul, %while.body ], [ %spec.select, %if.then ] %cmp16.not = icmp sgt i64 %cmp.1, %ma br i1 %cmp16.not, label %while.end, label %land.rhs while.end: ; preds = %land.rhs, %if.end87, %entry ret void } define void @replace_or(ptr nocapture noundef %newst, ptr noundef %t, ptr noundef %h, i64 noundef %c, i64 noundef %rc, i64 noundef %ma, i64 noundef %n) { ; CHECKOO-LABEL: @replace_or( ; CHECKOO-NEXT: entry: ; CHECKOO-NEXT: [[T1:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], ptr [[NEWST:%.*]], i64 0, i32 2 ; CHECKOO-NEXT: store ptr [[T:%.*]], ptr [[T1]], align 8 ; CHECKOO-NEXT: [[H3:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 3 ; CHECKOO-NEXT: store ptr [[H:%.*]], ptr [[H3]], align 8 ; CHECKOO-NEXT: [[ORG_C:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 8 ; CHECKOO-NEXT: store i64 [[C:%.*]], ptr [[ORG_C]], align 8 ; CHECKOO-NEXT: [[C6:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 1 ; CHECKOO-NEXT: store i64 [[C]], ptr [[C6]], align 8 ; CHECKOO-NEXT: [[FLOW:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 7 ; CHECKOO-NEXT: store i64 [[RC:%.*]], ptr [[FLOW]], align 8 ; CHECKOO-NEXT: [[CONV:%.*]] = trunc i64 [[N:%.*]] to i32 ; CHECKOO-NEXT: store i32 [[CONV]], ptr [[NEWST]], align 8 ; CHECKOO-NEXT: [[FLOW10:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 1, i32 7 ; CHECKOO-NEXT: [[TMP0:%.*]] = load i64, ptr [[FLOW10]], align 8 ; CHECKOO-NEXT: [[FLOW12:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 2, i32 7 ; CHECKOO-NEXT: [[TMP1:%.*]] = load i64, ptr [[FLOW12]], align 8 ; CHECKOO-NEXT: [[CMP13:%.*]] = icmp sgt i64 [[TMP0]], [[TMP1]] ; CHECKOO-NEXT: [[CONV15:%.*]] = select i1 [[CMP13]], i64 2, i64 3 ; CHECKOO-NEXT: [[CMP16_NOT149:%.*]] = icmp sgt i64 [[CONV15]], [[MA:%.*]] ; CHECKOO-NEXT: br i1 [[CMP16_NOT149]], label [[WHILE_END:%.*]], label [[LAND_RHS:%.*]] ; CHECKOO: land.rhs: ; CHECKOO-NEXT: [[CMP_0151:%.*]] = phi i64 [ [[CMP_1:%.*]], [[IF_END87:%.*]] ], [ [[CONV15]], [[ENTRY:%.*]] ] ; CHECKOO-NEXT: [[POS_0150:%.*]] = phi i64 [ [[CMP_0151]], [[IF_END87]] ], [ 1, [[ENTRY]] ] ; CHECKOO-NEXT: [[SUB:%.*]] = add nsw i64 [[CMP_0151]], -1 ; CHECKOO-NEXT: [[FLOW19:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 7 ; CHECKOO-NEXT: [[TMP2:%.*]] = load i64, ptr [[FLOW19]], align 8 ; CHECKOO-NEXT: [[CMP20:%.*]] = icmp sgt i64 [[TMP2]], [[RC]] ; CHECKOO-NEXT: br i1 [[CMP20]], label [[WHILE_BODY:%.*]], label [[WHILE_END]] ; CHECKOO: while.body: ; CHECKOO-NEXT: [[ARRAYIDX18:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]] ; CHECKOO-NEXT: [[T24:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 2 ; CHECKOO-NEXT: [[TMP3:%.*]] = load ptr, ptr [[T24]], align 8 ; CHECKOO-NEXT: [[SUB25:%.*]] = add nsw i64 [[POS_0150]], -1 ; CHECKOO-NEXT: [[ARRAYIDX26:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]] ; CHECKOO-NEXT: [[T27:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 2 ; CHECKOO-NEXT: store ptr [[TMP3]], ptr [[T27]], align 8 ; CHECKOO-NEXT: [[H30:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 3 ; CHECKOO-NEXT: [[TMP4:%.*]] = load ptr, ptr [[H30]], align 8 ; CHECKOO-NEXT: [[H33:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 3 ; CHECKOO-NEXT: store ptr [[TMP4]], ptr [[H33]], align 8 ; CHECKOO-NEXT: [[C36:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 1 ; CHECKOO-NEXT: [[TMP5:%.*]] = load i64, ptr [[C36]], align 8 ; CHECKOO-NEXT: [[C39:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 1 ; CHECKOO-NEXT: store i64 [[TMP5]], ptr [[C39]], align 8 ; CHECKOO-NEXT: [[ORG_C45:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 8 ; CHECKOO-NEXT: store i64 [[TMP5]], ptr [[ORG_C45]], align 8 ; CHECKOO-NEXT: [[FLOW51:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 7 ; CHECKOO-NEXT: store i64 [[TMP2]], ptr [[FLOW51]], align 8 ; CHECKOO-NEXT: [[TMP6:%.*]] = load i32, ptr [[ARRAYIDX18]], align 8 ; CHECKOO-NEXT: store i32 [[TMP6]], ptr [[ARRAYIDX26]], align 8 ; CHECKOO-NEXT: store ptr [[T]], ptr [[T24]], align 8 ; CHECKOO-NEXT: store ptr [[H]], ptr [[H30]], align 8 ; CHECKOO-NEXT: store i64 [[C]], ptr [[C36]], align 8 ; CHECKOO-NEXT: [[ORG_C69:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 8 ; CHECKOO-NEXT: store i64 [[C]], ptr [[ORG_C69]], align 8 ; CHECKOO-NEXT: store i64 [[RC]], ptr [[FLOW19]], align 8 ; CHECKOO-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX18]], align 8 ; CHECKOO-NEXT: [[MUL:%.*]] = shl nsw i64 [[CMP_0151]], 1 ; CHECKOO-NEXT: [[CMP77_NOT_NOT:%.*]] = icmp slt i64 [[MUL]], [[MA]] ; CHECKOO-NEXT: br i1 [[CMP77_NOT_NOT]], label [[IF_THEN:%.*]], label [[IF_END87]] ; CHECKOO: if.then: ; CHECKOO-NEXT: [[SUB79:%.*]] = add nsw i64 [[MUL]], -1 ; CHECKOO-NEXT: [[FLOW81:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB79]], i32 7 ; CHECKOO-NEXT: [[TMP7:%.*]] = load i64, ptr [[FLOW81]], align 8 ; CHECKOO-NEXT: [[FLOW83:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[MUL]], i32 7 ; CHECKOO-NEXT: [[TMP8:%.*]] = load i64, ptr [[FLOW83]], align 8 ; CHECKOO-NEXT: [[CMP84:%.*]] = icmp slt i64 [[TMP7]], [[TMP8]] ; CHECKOO-NEXT: [[ADD:%.*]] = zext i1 [[CMP84]] to i64 ; CHECKOO-NEXT: [[CMP84_FROZEN:%.*]] = freeze i1 [[CMP84]] ; CHECKOO-NEXT: [[TMP9:%.*]] = or i64 [[MUL]], 1 ; CHECKOO-NEXT: br i1 [[CMP84_FROZEN]], label [[SELECT_END:%.*]], label [[SELECT_FALSE:%.*]] ; CHECKOO: select.false: ; CHECKOO-NEXT: br label [[SELECT_END]] ; CHECKOO: select.end: ; CHECKOO-NEXT: [[SPEC_SELECT:%.*]] = phi i64 [ [[TMP9]], [[IF_THEN]] ], [ [[MUL]], [[SELECT_FALSE]] ] ; CHECKOO-NEXT: br label [[IF_END87]] ; CHECKOO: if.end87: ; CHECKOO-NEXT: [[CMP_1]] = phi i64 [ [[MUL]], [[WHILE_BODY]] ], [ [[SPEC_SELECT]], [[SELECT_END]] ] ; CHECKOO-NEXT: [[CMP16_NOT:%.*]] = icmp sgt i64 [[CMP_1]], [[MA]] ; CHECKOO-NEXT: br i1 [[CMP16_NOT]], label [[WHILE_END]], label [[LAND_RHS]] ; CHECKOO: while.end: ; CHECKOO-NEXT: ret void ; ; CHECKII-LABEL: @replace_or( ; CHECKII-NEXT: entry: ; CHECKII-NEXT: [[T1:%.*]] = getelementptr inbounds [[STRUCT_ST:%.*]], ptr [[NEWST:%.*]], i64 0, i32 2 ; CHECKII-NEXT: store ptr [[T:%.*]], ptr [[T1]], align 8 ; CHECKII-NEXT: [[H3:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 3 ; CHECKII-NEXT: store ptr [[H:%.*]], ptr [[H3]], align 8 ; CHECKII-NEXT: [[ORG_C:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 8 ; CHECKII-NEXT: store i64 [[C:%.*]], ptr [[ORG_C]], align 8 ; CHECKII-NEXT: [[C6:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 1 ; CHECKII-NEXT: store i64 [[C]], ptr [[C6]], align 8 ; CHECKII-NEXT: [[FLOW:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 0, i32 7 ; CHECKII-NEXT: store i64 [[RC:%.*]], ptr [[FLOW]], align 8 ; CHECKII-NEXT: [[CONV:%.*]] = trunc i64 [[N:%.*]] to i32 ; CHECKII-NEXT: store i32 [[CONV]], ptr [[NEWST]], align 8 ; CHECKII-NEXT: [[FLOW10:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 1, i32 7 ; CHECKII-NEXT: [[TMP0:%.*]] = load i64, ptr [[FLOW10]], align 8 ; CHECKII-NEXT: [[FLOW12:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 2, i32 7 ; CHECKII-NEXT: [[TMP1:%.*]] = load i64, ptr [[FLOW12]], align 8 ; CHECKII-NEXT: [[CMP13:%.*]] = icmp sgt i64 [[TMP0]], [[TMP1]] ; CHECKII-NEXT: [[CONV15:%.*]] = select i1 [[CMP13]], i64 2, i64 3 ; CHECKII-NEXT: [[CMP16_NOT149:%.*]] = icmp sgt i64 [[CONV15]], [[MA:%.*]] ; CHECKII-NEXT: br i1 [[CMP16_NOT149]], label [[WHILE_END:%.*]], label [[LAND_RHS:%.*]] ; CHECKII: land.rhs: ; CHECKII-NEXT: [[CMP_0151:%.*]] = phi i64 [ [[CMP_1:%.*]], [[IF_END87:%.*]] ], [ [[CONV15]], [[ENTRY:%.*]] ] ; CHECKII-NEXT: [[POS_0150:%.*]] = phi i64 [ [[CMP_0151]], [[IF_END87]] ], [ 1, [[ENTRY]] ] ; CHECKII-NEXT: [[SUB:%.*]] = add nsw i64 [[CMP_0151]], -1 ; CHECKII-NEXT: [[FLOW19:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 7 ; CHECKII-NEXT: [[TMP2:%.*]] = load i64, ptr [[FLOW19]], align 8 ; CHECKII-NEXT: [[CMP20:%.*]] = icmp sgt i64 [[TMP2]], [[RC]] ; CHECKII-NEXT: br i1 [[CMP20]], label [[WHILE_BODY:%.*]], label [[WHILE_END]] ; CHECKII: while.body: ; CHECKII-NEXT: [[ARRAYIDX18:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]] ; CHECKII-NEXT: [[T24:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 2 ; CHECKII-NEXT: [[TMP3:%.*]] = load ptr, ptr [[T24]], align 8 ; CHECKII-NEXT: [[SUB25:%.*]] = add nsw i64 [[POS_0150]], -1 ; CHECKII-NEXT: [[ARRAYIDX26:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]] ; CHECKII-NEXT: [[T27:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 2 ; CHECKII-NEXT: store ptr [[TMP3]], ptr [[T27]], align 8 ; CHECKII-NEXT: [[H30:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 3 ; CHECKII-NEXT: [[TMP4:%.*]] = load ptr, ptr [[H30]], align 8 ; CHECKII-NEXT: [[H33:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 3 ; CHECKII-NEXT: store ptr [[TMP4]], ptr [[H33]], align 8 ; CHECKII-NEXT: [[C36:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 1 ; CHECKII-NEXT: [[TMP5:%.*]] = load i64, ptr [[C36]], align 8 ; CHECKII-NEXT: [[C39:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 1 ; CHECKII-NEXT: store i64 [[TMP5]], ptr [[C39]], align 8 ; CHECKII-NEXT: [[ORG_C45:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 8 ; CHECKII-NEXT: store i64 [[TMP5]], ptr [[ORG_C45]], align 8 ; CHECKII-NEXT: [[FLOW51:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB25]], i32 7 ; CHECKII-NEXT: store i64 [[TMP2]], ptr [[FLOW51]], align 8 ; CHECKII-NEXT: [[TMP6:%.*]] = load i32, ptr [[ARRAYIDX18]], align 8 ; CHECKII-NEXT: store i32 [[TMP6]], ptr [[ARRAYIDX26]], align 8 ; CHECKII-NEXT: store ptr [[T]], ptr [[T24]], align 8 ; CHECKII-NEXT: store ptr [[H]], ptr [[H30]], align 8 ; CHECKII-NEXT: store i64 [[C]], ptr [[C36]], align 8 ; CHECKII-NEXT: [[ORG_C69:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB]], i32 8 ; CHECKII-NEXT: store i64 [[C]], ptr [[ORG_C69]], align 8 ; CHECKII-NEXT: store i64 [[RC]], ptr [[FLOW19]], align 8 ; CHECKII-NEXT: store i32 [[CONV]], ptr [[ARRAYIDX18]], align 8 ; CHECKII-NEXT: [[MUL:%.*]] = shl nsw i64 [[CMP_0151]], 1 ; CHECKII-NEXT: [[CMP77_NOT_NOT:%.*]] = icmp slt i64 [[MUL]], [[MA]] ; CHECKII-NEXT: br i1 [[CMP77_NOT_NOT]], label [[IF_THEN:%.*]], label [[IF_END87]] ; CHECKII: if.then: ; CHECKII-NEXT: [[SUB79:%.*]] = add nsw i64 [[MUL]], -1 ; CHECKII-NEXT: [[FLOW81:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[SUB79]], i32 7 ; CHECKII-NEXT: [[TMP7:%.*]] = load i64, ptr [[FLOW81]], align 8 ; CHECKII-NEXT: [[FLOW83:%.*]] = getelementptr inbounds [[STRUCT_ST]], ptr [[NEWST]], i64 [[MUL]], i32 7 ; CHECKII-NEXT: [[TMP8:%.*]] = load i64, ptr [[FLOW83]], align 8 ; CHECKII-NEXT: [[CMP84:%.*]] = icmp slt i64 [[TMP7]], [[TMP8]] ; CHECKII-NEXT: [[ADD:%.*]] = zext i1 [[CMP84]] to i64 ; CHECKII-NEXT: [[SPEC_SELECT:%.*]] = or disjoint i64 [[MUL]], [[ADD]] ; CHECKII-NEXT: br label [[IF_END87]] ; CHECKII: if.end87: ; CHECKII-NEXT: [[CMP_1]] = phi i64 [ [[MUL]], [[WHILE_BODY]] ], [ [[SPEC_SELECT]], [[IF_THEN]] ] ; CHECKII-NEXT: [[CMP16_NOT:%.*]] = icmp sgt i64 [[CMP_1]], [[MA]] ; CHECKII-NEXT: br i1 [[CMP16_NOT]], label [[WHILE_END]], label [[LAND_RHS]] ; CHECKII: while.end: ; CHECKII-NEXT: ret void ; entry: %t1 = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 2 store ptr %t, ptr %t1, align 8 %h3 = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 3 store ptr %h, ptr %h3, align 8 %org_c = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 8 store i64 %c, ptr %org_c, align 8 %c6 = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 1 store i64 %c, ptr %c6, align 8 %flow = getelementptr inbounds %struct.st, ptr %newst, i64 0, i32 7 store i64 %rc, ptr %flow, align 8 %conv = trunc i64 %n to i32 store i32 %conv, ptr %newst, align 8 %flow10 = getelementptr inbounds %struct.st, ptr %newst, i64 1, i32 7 %0 = load i64, ptr %flow10, align 8 %flow12 = getelementptr inbounds %struct.st, ptr %newst, i64 2, i32 7 %1 = load i64, ptr %flow12, align 8 %cmp13 = icmp sgt i64 %0, %1 %conv15 = select i1 %cmp13, i64 2, i64 3 %cmp16.not149 = icmp sgt i64 %conv15, %ma br i1 %cmp16.not149, label %while.end, label %land.rhs land.rhs: ; preds = %entry, %if.end87 %cmp.0151 = phi i64 [ %cmp.1, %if.end87 ], [ %conv15, %entry ] %pos.0150 = phi i64 [ %cmp.0151, %if.end87 ], [ 1, %entry ] %sub = add nsw i64 %cmp.0151, -1 %flow19 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 7 %2 = load i64, ptr %flow19, align 8 %cmp20 = icmp sgt i64 %2, %rc br i1 %cmp20, label %while.body, label %while.end while.body: ; preds = %land.rhs %arrayidx18 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub %t24 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 2 %3 = load ptr, ptr %t24, align 8 %sub25 = add nsw i64 %pos.0150, -1 %arrayidx26 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25 %t27 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 2 store ptr %3, ptr %t27, align 8 %h30 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 3 %4 = load ptr, ptr %h30, align 8 %h33 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 3 store ptr %4, ptr %h33, align 8 %c36 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 1 %5 = load i64, ptr %c36, align 8 %c39 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 1 store i64 %5, ptr %c39, align 8 %org_c45 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 8 store i64 %5, ptr %org_c45, align 8 %flow51 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub25, i32 7 store i64 %2, ptr %flow51, align 8 %6 = load i32, ptr %arrayidx18, align 8 store i32 %6, ptr %arrayidx26, align 8 store ptr %t, ptr %t24, align 8 store ptr %h, ptr %h30, align 8 store i64 %c, ptr %c36, align 8 %org_c69 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub, i32 8 store i64 %c, ptr %org_c69, align 8 store i64 %rc, ptr %flow19, align 8 store i32 %conv, ptr %arrayidx18, align 8 %mul = shl nsw i64 %cmp.0151, 1 %cmp77.not.not = icmp slt i64 %mul, %ma br i1 %cmp77.not.not, label %if.then, label %if.end87 if.then: ; preds = %while.body %sub79 = add nsw i64 %mul, -1 %flow81 = getelementptr inbounds %struct.st, ptr %newst, i64 %sub79, i32 7 %7 = load i64, ptr %flow81, align 8 %flow83 = getelementptr inbounds %struct.st, ptr %newst, i64 %mul, i32 7 %8 = load i64, ptr %flow83, align 8 %cmp84 = icmp slt i64 %7, %8 %add = zext i1 %cmp84 to i64 %spec.select = or disjoint i64 %mul, %add br label %if.end87 if.end87: ; preds = %if.then, %while.body %cmp.1 = phi i64 [ %mul, %while.body ], [ %spec.select, %if.then ] %cmp16.not = icmp sgt i64 %cmp.1, %ma br i1 %cmp16.not, label %while.end, label %land.rhs while.end: ; preds = %if.end87, %land.rhs, %entry ret void } ; This `or` is not transformed as it is not the last instruction in the block define i32 @or_notatendofblock(ptr nocapture noundef %x, i32 noundef %n, ptr nocapture noundef readonly %z) { ; CHECKOO-LABEL: @or_notatendofblock( ; CHECKOO-NEXT: entry: ; CHECKOO-NEXT: [[CMP19:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; CHECKOO-NEXT: br i1 [[CMP19]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; CHECKOO: for.body.preheader: ; CHECKOO-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext nneg i32 [[N]] to i64 ; CHECKOO-NEXT: br label [[FOR_BODY:%.*]] ; CHECKOO: for.cond.cleanup: ; CHECKOO-NEXT: [[Y_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[Y_1:%.*]], [[IF_END:%.*]] ] ; CHECKOO-NEXT: ret i32 [[Y_0_LCSSA]] ; CHECKOO: for.body: ; CHECKOO-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END]] ] ; CHECKOO-NEXT: [[Y_020:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[Y_1]], [[IF_END]] ] ; CHECKOO-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[X:%.*]], i64 [[INDVARS_IV]] ; CHECKOO-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; CHECKOO-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[Y_020]] ; CHECKOO-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[ADD]], 0 ; CHECKOO-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END]], label [[IF_THEN:%.*]] ; CHECKOO: if.then: ; CHECKOO-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i32, ptr [[Z:%.*]], i64 [[INDVARS_IV]] ; CHECKOO-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 ; CHECKOO-NEXT: [[DIV:%.*]] = sdiv i32 [[TMP0]], [[TMP1]] ; CHECKOO-NEXT: [[DIV1:%.*]] = sdiv i32 [[DIV]], [[TMP1]] ; CHECKOO-NEXT: [[DIV2:%.*]] = sdiv i32 [[DIV1]], [[TMP1]] ; CHECKOO-NEXT: [[CMP5:%.*]] = icmp sgt i32 [[DIV2]], 0 ; CHECKOO-NEXT: [[CONV:%.*]] = zext i1 [[CMP5]] to i32 ; CHECKOO-NEXT: [[OR1:%.*]] = or i32 [[CONV]], [[ADD]] ; CHECKOO-NEXT: [[OR:%.*]] = add i32 [[OR1]], 1 ; CHECKOO-NEXT: br label [[IF_END]] ; CHECKOO: if.end: ; CHECKOO-NEXT: [[Y_1]] = phi i32 [ [[OR]], [[IF_THEN]] ], [ 0, [[FOR_BODY]] ] ; CHECKOO-NEXT: store i32 [[Y_1]], ptr [[ARRAYIDX]], align 4 ; CHECKOO-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 ; CHECKOO-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] ; CHECKOO-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] ; ; CHECKII-LABEL: @or_notatendofblock( ; CHECKII-NEXT: entry: ; CHECKII-NEXT: [[CMP19:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; CHECKII-NEXT: br i1 [[CMP19]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; CHECKII: for.body.preheader: ; CHECKII-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext nneg i32 [[N]] to i64 ; CHECKII-NEXT: br label [[FOR_BODY:%.*]] ; CHECKII: for.cond.cleanup: ; CHECKII-NEXT: [[Y_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[Y_1:%.*]], [[IF_END:%.*]] ] ; CHECKII-NEXT: ret i32 [[Y_0_LCSSA]] ; CHECKII: for.body: ; CHECKII-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END]] ] ; CHECKII-NEXT: [[Y_020:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[Y_1]], [[IF_END]] ] ; CHECKII-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[X:%.*]], i64 [[INDVARS_IV]] ; CHECKII-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; CHECKII-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[Y_020]] ; CHECKII-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[ADD]], 0 ; CHECKII-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END]], label [[IF_THEN:%.*]] ; CHECKII: if.then: ; CHECKII-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i32, ptr [[Z:%.*]], i64 [[INDVARS_IV]] ; CHECKII-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 ; CHECKII-NEXT: [[DIV:%.*]] = sdiv i32 [[TMP0]], [[TMP1]] ; CHECKII-NEXT: [[DIV1:%.*]] = sdiv i32 [[DIV]], [[TMP1]] ; CHECKII-NEXT: [[DIV2:%.*]] = sdiv i32 [[DIV1]], [[TMP1]] ; CHECKII-NEXT: [[CMP5:%.*]] = icmp sgt i32 [[DIV2]], 0 ; CHECKII-NEXT: [[CONV:%.*]] = zext i1 [[CMP5]] to i32 ; CHECKII-NEXT: [[OR1:%.*]] = or i32 [[CONV]], [[ADD]] ; CHECKII-NEXT: [[OR:%.*]] = add i32 [[OR1]], 1 ; CHECKII-NEXT: br label [[IF_END]] ; CHECKII: if.end: ; CHECKII-NEXT: [[Y_1]] = phi i32 [ [[OR]], [[IF_THEN]] ], [ 0, [[FOR_BODY]] ] ; CHECKII-NEXT: store i32 [[Y_1]], ptr [[ARRAYIDX]], align 4 ; CHECKII-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 ; CHECKII-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] ; CHECKII-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] ; entry: %cmp19 = icmp sgt i32 %n, 0 br i1 %cmp19, label %for.body.preheader, label %for.cond.cleanup for.body.preheader: %wide.trip.count = zext nneg i32 %n to i64 br label %for.body for.cond.cleanup: %y.0.lcssa = phi i32 [ 0, %entry ], [ %y.1, %if.end ] ret i32 %y.0.lcssa for.body: %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %if.end ] %y.020 = phi i32 [ 0, %for.body.preheader ], [ %y.1, %if.end ] %arrayidx = getelementptr inbounds i32, ptr %x, i64 %indvars.iv %0 = load i32, ptr %arrayidx, align 4 %add = add nsw i32 %0, %y.020 %tobool.not = icmp eq i32 %add, 0 br i1 %tobool.not, label %if.end, label %if.then if.then: %arrayidx4 = getelementptr inbounds i32, ptr %z, i64 %indvars.iv %1 = load i32, ptr %arrayidx4, align 4 %div = sdiv i32 %0, %1 %div1 = sdiv i32 %div, %1 %div2 = sdiv i32 %div1, %1 %cmp5 = icmp sgt i32 %div2, 0 %conv = zext i1 %cmp5 to i32 %or1 = or i32 %conv, %add %or = add i32 %or1, 1 br label %if.end if.end: %y.1 = phi i32 [ %or, %if.then ], [ 0, %for.body ] store i32 %y.1, ptr %arrayidx, align 4 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count br i1 %exitcond.not, label %for.cond.cleanup, label %for.body } ; Similar to the last test, an artificial test with the or as the last instruction and a select in the same group. define i32 @or_samegroup(ptr nocapture noundef %x, i32 noundef %n, ptr nocapture noundef readonly %z) { ; CHECKOO-LABEL: @or_samegroup( ; CHECKOO-NEXT: entry: ; CHECKOO-NEXT: [[CMP19:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; CHECKOO-NEXT: br i1 [[CMP19]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; CHECKOO: for.body.preheader: ; CHECKOO-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext nneg i32 [[N]] to i64 ; CHECKOO-NEXT: br label [[FOR_BODY:%.*]] ; CHECKOO: for.cond.cleanup: ; CHECKOO-NEXT: [[Y_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[Y_1:%.*]], [[IF_END:%.*]] ] ; CHECKOO-NEXT: ret i32 [[Y_0_LCSSA]] ; CHECKOO: for.body: ; CHECKOO-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END]] ] ; CHECKOO-NEXT: [[Y_020:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[Y_1]], [[IF_END]] ] ; CHECKOO-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[X:%.*]], i64 [[INDVARS_IV]] ; CHECKOO-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; CHECKOO-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[Y_020]] ; CHECKOO-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[ADD]], 0 ; CHECKOO-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END]], label [[IF_THEN:%.*]] ; CHECKOO: if.then: ; CHECKOO-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i32, ptr [[Z:%.*]], i64 [[INDVARS_IV]] ; CHECKOO-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 ; CHECKOO-NEXT: [[DIV:%.*]] = sdiv i32 [[Y_020]], [[TMP1]] ; CHECKOO-NEXT: [[DIV1:%.*]] = sdiv i32 [[DIV]], [[TMP1]] ; CHECKOO-NEXT: [[CMP5:%.*]] = icmp sgt i32 [[DIV1]], 0 ; CHECKOO-NEXT: [[CONV:%.*]] = zext i1 [[CMP5]] to i32 ; CHECKOO-NEXT: [[SEL_FROZEN:%.*]] = freeze i1 [[CMP5]] ; CHECKOO-NEXT: br i1 [[SEL_FROZEN]], label [[SELECT_END:%.*]], label [[SELECT_FALSE:%.*]] ; CHECKOO: select.false: ; CHECKOO-NEXT: br label [[SELECT_END]] ; CHECKOO: select.end: ; CHECKOO-NEXT: [[SEL:%.*]] = phi i32 [ [[ADD]], [[IF_THEN]] ], [ 1, [[SELECT_FALSE]] ] ; CHECKOO-NEXT: [[CMP5_FROZEN3:%.*]] = freeze i1 [[CMP5]] ; CHECKOO-NEXT: [[TMP2:%.*]] = or i32 [[SEL]], 1 ; CHECKOO-NEXT: br i1 [[CMP5_FROZEN3]], label [[SELECT_END1:%.*]], label [[SELECT_FALSE2:%.*]] ; CHECKOO: select.false2: ; CHECKOO-NEXT: br label [[SELECT_END1]] ; CHECKOO: select.end1: ; CHECKOO-NEXT: [[OR:%.*]] = phi i32 [ [[TMP2]], [[SELECT_END]] ], [ [[SEL]], [[SELECT_FALSE2]] ] ; CHECKOO-NEXT: br label [[IF_END]] ; CHECKOO: if.end: ; CHECKOO-NEXT: [[Y_1]] = phi i32 [ [[SEL]], [[SELECT_END1]] ], [ 0, [[FOR_BODY]] ] ; CHECKOO-NEXT: store i32 [[Y_1]], ptr [[ARRAYIDX]], align 4 ; CHECKOO-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 ; CHECKOO-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] ; CHECKOO-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] ; ; CHECKII-LABEL: @or_samegroup( ; CHECKII-NEXT: entry: ; CHECKII-NEXT: [[CMP19:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; CHECKII-NEXT: br i1 [[CMP19]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; CHECKII: for.body.preheader: ; CHECKII-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext nneg i32 [[N]] to i64 ; CHECKII-NEXT: br label [[FOR_BODY:%.*]] ; CHECKII: for.cond.cleanup: ; CHECKII-NEXT: [[Y_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[Y_1:%.*]], [[IF_END:%.*]] ] ; CHECKII-NEXT: ret i32 [[Y_0_LCSSA]] ; CHECKII: for.body: ; CHECKII-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END]] ] ; CHECKII-NEXT: [[Y_020:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[Y_1]], [[IF_END]] ] ; CHECKII-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[X:%.*]], i64 [[INDVARS_IV]] ; CHECKII-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; CHECKII-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[Y_020]] ; CHECKII-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[ADD]], 0 ; CHECKII-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END]], label [[IF_THEN:%.*]] ; CHECKII: if.then: ; CHECKII-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i32, ptr [[Z:%.*]], i64 [[INDVARS_IV]] ; CHECKII-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 ; CHECKII-NEXT: [[DIV:%.*]] = sdiv i32 [[Y_020]], [[TMP1]] ; CHECKII-NEXT: [[DIV1:%.*]] = sdiv i32 [[DIV]], [[TMP1]] ; CHECKII-NEXT: [[CMP5:%.*]] = icmp sgt i32 [[DIV1]], 0 ; CHECKII-NEXT: [[CONV:%.*]] = zext i1 [[CMP5]] to i32 ; CHECKII-NEXT: [[SEL:%.*]] = select i1 [[CMP5]], i32 [[ADD]], i32 1 ; CHECKII-NEXT: [[OR:%.*]] = or i32 [[CONV]], [[SEL]] ; CHECKII-NEXT: br label [[IF_END]] ; CHECKII: if.end: ; CHECKII-NEXT: [[Y_1]] = phi i32 [ [[SEL]], [[IF_THEN]] ], [ 0, [[FOR_BODY]] ] ; CHECKII-NEXT: store i32 [[Y_1]], ptr [[ARRAYIDX]], align 4 ; CHECKII-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 ; CHECKII-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] ; CHECKII-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] ; entry: %cmp19 = icmp sgt i32 %n, 0 br i1 %cmp19, label %for.body.preheader, label %for.cond.cleanup for.body.preheader: %wide.trip.count = zext nneg i32 %n to i64 br label %for.body for.cond.cleanup: %y.0.lcssa = phi i32 [ 0, %entry ], [ %y.1, %if.end ] ret i32 %y.0.lcssa for.body: %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %if.end ] %y.020 = phi i32 [ 0, %for.body.preheader ], [ %y.1, %if.end ] %arrayidx = getelementptr inbounds i32, ptr %x, i64 %indvars.iv %0 = load i32, ptr %arrayidx, align 4 %add = add nsw i32 %0, %y.020 %tobool.not = icmp eq i32 %add, 0 br i1 %tobool.not, label %if.end, label %if.then if.then: %arrayidx4 = getelementptr inbounds i32, ptr %z, i64 %indvars.iv %1 = load i32, ptr %arrayidx4, align 4 %div = sdiv i32 %y.020, %1 %div1 = sdiv i32 %div, %1 %cmp5 = icmp sgt i32 %div1, 0 %conv = zext i1 %cmp5 to i32 %sel = select i1 %cmp5, i32 %add, i32 1 %or = or i32 %conv, %sel br label %if.end if.end: %y.1 = phi i32 [ %sel, %if.then ], [ 0, %for.body ] store i32 %y.1, ptr %arrayidx, align 4 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count br i1 %exitcond.not, label %for.cond.cleanup, label %for.body } ; Same test again with a one use value group of values on the or define i32 @or_oneusevalues(ptr nocapture noundef %x, i32 noundef %n, ptr nocapture noundef readonly %z) { ; CHECKOO-LABEL: @or_oneusevalues( ; CHECKOO-NEXT: entry: ; CHECKOO-NEXT: [[CMP19:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; CHECKOO-NEXT: br i1 [[CMP19]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; CHECKOO: for.body.preheader: ; CHECKOO-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext nneg i32 [[N]] to i64 ; CHECKOO-NEXT: br label [[FOR_BODY:%.*]] ; CHECKOO: for.cond.cleanup: ; CHECKOO-NEXT: [[Y_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[Y_1:%.*]], [[IF_END:%.*]] ] ; CHECKOO-NEXT: ret i32 [[Y_0_LCSSA]] ; CHECKOO: for.body: ; CHECKOO-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END]] ] ; CHECKOO-NEXT: [[Y_020:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[Y_1]], [[IF_END]] ] ; CHECKOO-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[X:%.*]], i64 [[INDVARS_IV]] ; CHECKOO-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; CHECKOO-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[Y_020]] ; CHECKOO-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[ADD]], 0 ; CHECKOO-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END]], label [[IF_THEN:%.*]] ; CHECKOO: if.then: ; CHECKOO-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i32, ptr [[Z:%.*]], i64 [[INDVARS_IV]] ; CHECKOO-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 ; CHECKOO-NEXT: [[DIV:%.*]] = sdiv i32 [[Y_020]], [[TMP1]] ; CHECKOO-NEXT: [[DIV1:%.*]] = sdiv i32 [[DIV]], [[TMP1]] ; CHECKOO-NEXT: [[CMP5:%.*]] = icmp sgt i32 [[DIV1]], 0 ; CHECKOO-NEXT: [[CONV:%.*]] = zext i1 [[CMP5]] to i32 ; CHECKOO-NEXT: [[ADD1:%.*]] = add i32 [[ADD]], 1 ; CHECKOO-NEXT: [[ADD2:%.*]] = or i32 [[ADD1]], 1 ; CHECKOO-NEXT: [[CMP5_FROZEN:%.*]] = freeze i1 [[CMP5]] ; CHECKOO-NEXT: [[TMP2:%.*]] = or i32 [[ADD2]], 1 ; CHECKOO-NEXT: br i1 [[CMP5_FROZEN]], label [[SELECT_END:%.*]], label [[SELECT_FALSE:%.*]] ; CHECKOO: select.false: ; CHECKOO-NEXT: br label [[SELECT_END]] ; CHECKOO: select.end: ; CHECKOO-NEXT: [[OR:%.*]] = phi i32 [ [[TMP2]], [[IF_THEN]] ], [ [[ADD2]], [[SELECT_FALSE]] ] ; CHECKOO-NEXT: br label [[IF_END]] ; CHECKOO: if.end: ; CHECKOO-NEXT: [[Y_1]] = phi i32 [ [[OR]], [[SELECT_END]] ], [ 0, [[FOR_BODY]] ] ; CHECKOO-NEXT: store i32 [[Y_1]], ptr [[ARRAYIDX]], align 4 ; CHECKOO-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 ; CHECKOO-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] ; CHECKOO-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] ; ; CHECKII-LABEL: @or_oneusevalues( ; CHECKII-NEXT: entry: ; CHECKII-NEXT: [[CMP19:%.*]] = icmp sgt i32 [[N:%.*]], 0 ; CHECKII-NEXT: br i1 [[CMP19]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_COND_CLEANUP:%.*]] ; CHECKII: for.body.preheader: ; CHECKII-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext nneg i32 [[N]] to i64 ; CHECKII-NEXT: br label [[FOR_BODY:%.*]] ; CHECKII: for.cond.cleanup: ; CHECKII-NEXT: [[Y_0_LCSSA:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[Y_1:%.*]], [[IF_END:%.*]] ] ; CHECKII-NEXT: ret i32 [[Y_0_LCSSA]] ; CHECKII: for.body: ; CHECKII-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[IF_END]] ] ; CHECKII-NEXT: [[Y_020:%.*]] = phi i32 [ 0, [[FOR_BODY_PREHEADER]] ], [ [[Y_1]], [[IF_END]] ] ; CHECKII-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[X:%.*]], i64 [[INDVARS_IV]] ; CHECKII-NEXT: [[TMP0:%.*]] = load i32, ptr [[ARRAYIDX]], align 4 ; CHECKII-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[Y_020]] ; CHECKII-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[ADD]], 0 ; CHECKII-NEXT: br i1 [[TOBOOL_NOT]], label [[IF_END]], label [[IF_THEN:%.*]] ; CHECKII: if.then: ; CHECKII-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i32, ptr [[Z:%.*]], i64 [[INDVARS_IV]] ; CHECKII-NEXT: [[TMP1:%.*]] = load i32, ptr [[ARRAYIDX4]], align 4 ; CHECKII-NEXT: [[DIV:%.*]] = sdiv i32 [[Y_020]], [[TMP1]] ; CHECKII-NEXT: [[DIV1:%.*]] = sdiv i32 [[DIV]], [[TMP1]] ; CHECKII-NEXT: [[CMP5:%.*]] = icmp sgt i32 [[DIV1]], 0 ; CHECKII-NEXT: [[CONV:%.*]] = zext i1 [[CMP5]] to i32 ; CHECKII-NEXT: [[ADD1:%.*]] = add i32 [[ADD]], 1 ; CHECKII-NEXT: [[ADD2:%.*]] = or i32 [[ADD1]], 1 ; CHECKII-NEXT: [[OR:%.*]] = or i32 [[CONV]], [[ADD2]] ; CHECKII-NEXT: br label [[IF_END]] ; CHECKII: if.end: ; CHECKII-NEXT: [[Y_1]] = phi i32 [ [[OR]], [[IF_THEN]] ], [ 0, [[FOR_BODY]] ] ; CHECKII-NEXT: store i32 [[Y_1]], ptr [[ARRAYIDX]], align 4 ; CHECKII-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1 ; CHECKII-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]] ; CHECKII-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_COND_CLEANUP]], label [[FOR_BODY]] ; entry: %cmp19 = icmp sgt i32 %n, 0 br i1 %cmp19, label %for.body.preheader, label %for.cond.cleanup for.body.preheader: %wide.trip.count = zext nneg i32 %n to i64 br label %for.body for.cond.cleanup: %y.0.lcssa = phi i32 [ 0, %entry ], [ %y.1, %if.end ] ret i32 %y.0.lcssa for.body: %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %if.end ] %y.020 = phi i32 [ 0, %for.body.preheader ], [ %y.1, %if.end ] %arrayidx = getelementptr inbounds i32, ptr %x, i64 %indvars.iv %0 = load i32, ptr %arrayidx, align 4 %add = add nsw i32 %0, %y.020 %tobool.not = icmp eq i32 %add, 0 br i1 %tobool.not, label %if.end, label %if.then if.then: %arrayidx4 = getelementptr inbounds i32, ptr %z, i64 %indvars.iv %1 = load i32, ptr %arrayidx4, align 4 %div = sdiv i32 %y.020, %1 %div1 = sdiv i32 %div, %1 %cmp5 = icmp sgt i32 %div1, 0 %conv = zext i1 %cmp5 to i32 %add1 = add i32 %add, 1 %add2 = or i32 %add1, 1 %or = or i32 %conv, %add2 br label %if.end if.end: %y.1 = phi i32 [ %or, %if.then ], [ 0, %for.body ] store i32 %y.1, ptr %arrayidx, align 4 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count br i1 %exitcond.not, label %for.cond.cleanup, label %for.body }