; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 ; RUN: opt < %s -passes='function(lower-allow-check)' -S | FileCheck %s --check-prefixes=NOPROFILE ; RUN: opt < %s -passes='function(lower-allow-check)' -lower-allow-check-random-rate=0 -S | FileCheck %s --check-prefixes=NONE ; RUN: opt < %s -passes='function(lower-allow-check)' -lower-allow-check-random-rate=1 -S | FileCheck %s --check-prefixes=ALL ; ; RUN: opt < %s -passes='require,function(lower-allow-check)' -S | FileCheck %s --check-prefixes=HOT99 ; RUN: opt < %s -passes='require,function(lower-allow-check)' -S | FileCheck %s --check-prefixes=HOT70 ; RUN: opt < %s -passes='require,function(lower-allow-check)' -lower-allow-check-random-rate=0 -S | FileCheck %s --check-prefixes=NONE99 ; RUN: opt < %s -passes='require,function(lower-allow-check)' -lower-allow-check-random-rate=1 -S | FileCheck %s --check-prefixes=ALL70 ; ; -lower-allow-check-percentile-cutoff is deprecated and will be removed in the future; ; use the cutoffs parameter to the lower-allow-check pass, as shown above. ; RUN: opt < %s -passes='require,function(lower-allow-check)' -lower-allow-check-percentile-cutoff-hot=990000 -S | FileCheck %s --check-prefixes=HOT99 ; RUN: opt < %s -passes='require,function(lower-allow-check)' -lower-allow-check-percentile-cutoff-hot=700000 -S | FileCheck %s --check-prefixes=HOT70 ; RUN: opt < %s -passes='require,function(lower-allow-check)' -lower-allow-check-random-rate=0 -lower-allow-check-percentile-cutoff-hot=990000 -S | FileCheck %s --check-prefixes=NONE99 ; RUN: opt < %s -passes='require,function(lower-allow-check)' -lower-allow-check-random-rate=1 -lower-allow-check-percentile-cutoff-hot=700000 -S | FileCheck %s --check-prefixes=ALL70 target triple = "x86_64-pc-linux-gnu" declare void @llvm.ubsantrap(i8 immarg) declare i1 @llvm.allow.ubsan.check(i8 immarg) define dso_local noundef i32 @simple(ptr noundef readonly %0) { ; NOPROFILE-LABEL: define dso_local noundef i32 @simple( ; NOPROFILE-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; NOPROFILE-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; NOPROFILE-NEXT: [[HOT:%.*]] = xor i1 true, true ; NOPROFILE-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; NOPROFILE-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NOPROFILE: 3: ; NOPROFILE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NOPROFILE-NEXT: unreachable ; NOPROFILE: 4: ; NOPROFILE-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NOPROFILE-NEXT: ret i32 [[TMP5]] ; ; NONE-LABEL: define dso_local noundef i32 @simple( ; NONE-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; NONE-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; NONE-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; NONE-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NONE: 3: ; NONE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE-NEXT: unreachable ; NONE: 4: ; NONE-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NONE-NEXT: ret i32 [[TMP5]] ; ; ALL-LABEL: define dso_local noundef i32 @simple( ; ALL-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; ALL-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; ALL-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; ALL: 3: ; ALL-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL-NEXT: unreachable ; ALL: 4: ; ALL-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; ALL-NEXT: ret i32 [[TMP5]] ; ; HOT99-LABEL: define dso_local noundef i32 @simple( ; HOT99-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; HOT99-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; HOT99-NEXT: [[HOT:%.*]] = xor i1 true, true ; HOT99-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; HOT99-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; HOT99: 3: ; HOT99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT99-NEXT: unreachable ; HOT99: 4: ; HOT99-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; HOT99-NEXT: ret i32 [[TMP5]] ; ; HOT70-LABEL: define dso_local noundef i32 @simple( ; HOT70-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; HOT70-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; HOT70-NEXT: [[HOT:%.*]] = xor i1 true, true ; HOT70-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; HOT70-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; HOT70: 3: ; HOT70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT70-NEXT: unreachable ; HOT70: 4: ; HOT70-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; HOT70-NEXT: ret i32 [[TMP5]] ; ; NONE99-LABEL: define dso_local noundef i32 @simple( ; NONE99-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; NONE99-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; NONE99-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE99-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; NONE99-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NONE99: 3: ; NONE99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE99-NEXT: unreachable ; NONE99: 4: ; NONE99-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NONE99-NEXT: ret i32 [[TMP5]] ; ; ALL70-LABEL: define dso_local noundef i32 @simple( ; ALL70-SAME: ptr noundef readonly [[TMP0:%.*]]) { ; ALL70-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; ALL70-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL70-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL70-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; ALL70: 3: ; ALL70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL70-NEXT: unreachable ; ALL70: 4: ; ALL70-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; ALL70-NEXT: ret i32 [[TMP5]] ; %chk = icmp eq ptr %0, null %allow = call i1 @llvm.allow.ubsan.check(i8 22) %hot = xor i1 %allow, true %2 = or i1 %chk, %hot br i1 %2, label %3, label %4 3: tail call void @llvm.ubsantrap(i8 22) unreachable 4: %5 = load i32, ptr %0, align 4 ret i32 %5 } define dso_local noundef i32 @hot(ptr noundef readonly %0) !prof !36 { ; NOPROFILE-LABEL: define dso_local noundef i32 @hot( ; NOPROFILE-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; NOPROFILE-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; NOPROFILE-NEXT: [[HOT:%.*]] = xor i1 true, true ; NOPROFILE-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; NOPROFILE-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NOPROFILE: 3: ; NOPROFILE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NOPROFILE-NEXT: unreachable ; NOPROFILE: 4: ; NOPROFILE-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NOPROFILE-NEXT: ret i32 [[TMP5]] ; ; NONE-LABEL: define dso_local noundef i32 @hot( ; NONE-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; NONE-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; NONE-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; NONE-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NONE: 3: ; NONE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE-NEXT: unreachable ; NONE: 4: ; NONE-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NONE-NEXT: ret i32 [[TMP5]] ; ; ALL-LABEL: define dso_local noundef i32 @hot( ; ALL-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; ALL-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; ALL-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; ALL: 3: ; ALL-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL-NEXT: unreachable ; ALL: 4: ; ALL-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; ALL-NEXT: ret i32 [[TMP5]] ; ; HOT99-LABEL: define dso_local noundef i32 @hot( ; HOT99-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; HOT99-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; HOT99-NEXT: [[HOT:%.*]] = xor i1 false, true ; HOT99-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; HOT99-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; HOT99: 3: ; HOT99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT99-NEXT: unreachable ; HOT99: 4: ; HOT99-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; HOT99-NEXT: ret i32 [[TMP5]] ; ; HOT70-LABEL: define dso_local noundef i32 @hot( ; HOT70-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; HOT70-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; HOT70-NEXT: [[HOT:%.*]] = xor i1 true, true ; HOT70-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; HOT70-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; HOT70: 3: ; HOT70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT70-NEXT: unreachable ; HOT70: 4: ; HOT70-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; HOT70-NEXT: ret i32 [[TMP5]] ; ; NONE99-LABEL: define dso_local noundef i32 @hot( ; NONE99-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; NONE99-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; NONE99-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE99-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; NONE99-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NONE99: 3: ; NONE99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE99-NEXT: unreachable ; NONE99: 4: ; NONE99-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NONE99-NEXT: ret i32 [[TMP5]] ; ; ALL70-LABEL: define dso_local noundef i32 @hot( ; ALL70-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF16:![0-9]+]] { ; ALL70-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; ALL70-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL70-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL70-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; ALL70: 3: ; ALL70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL70-NEXT: unreachable ; ALL70: 4: ; ALL70-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; ALL70-NEXT: ret i32 [[TMP5]] ; %chk = icmp eq ptr %0, null %allow = call i1 @llvm.allow.ubsan.check(i8 22) %hot = xor i1 %allow, true %2 = or i1 %chk, %hot br i1 %2, label %3, label %4 3: tail call void @llvm.ubsantrap(i8 22) unreachable 4: %5 = load i32, ptr %0, align 4 ret i32 %5 } define dso_local noundef i32 @veryHot(ptr noundef readonly %0) !prof !39 { ; NOPROFILE-LABEL: define dso_local noundef i32 @veryHot( ; NOPROFILE-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; NOPROFILE-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; NOPROFILE-NEXT: [[HOT:%.*]] = xor i1 true, true ; NOPROFILE-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; NOPROFILE-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NOPROFILE: 3: ; NOPROFILE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NOPROFILE-NEXT: unreachable ; NOPROFILE: 4: ; NOPROFILE-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NOPROFILE-NEXT: ret i32 [[TMP5]] ; ; NONE-LABEL: define dso_local noundef i32 @veryHot( ; NONE-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; NONE-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; NONE-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; NONE-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NONE: 3: ; NONE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE-NEXT: unreachable ; NONE: 4: ; NONE-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NONE-NEXT: ret i32 [[TMP5]] ; ; ALL-LABEL: define dso_local noundef i32 @veryHot( ; ALL-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; ALL-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; ALL-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; ALL: 3: ; ALL-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL-NEXT: unreachable ; ALL: 4: ; ALL-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; ALL-NEXT: ret i32 [[TMP5]] ; ; HOT99-LABEL: define dso_local noundef i32 @veryHot( ; HOT99-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; HOT99-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; HOT99-NEXT: [[HOT:%.*]] = xor i1 false, true ; HOT99-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; HOT99-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; HOT99: 3: ; HOT99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT99-NEXT: unreachable ; HOT99: 4: ; HOT99-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; HOT99-NEXT: ret i32 [[TMP5]] ; ; HOT70-LABEL: define dso_local noundef i32 @veryHot( ; HOT70-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; HOT70-NEXT: [[TMP2:%.*]] = icmp eq ptr [[TMP0]], null ; HOT70-NEXT: [[HOT:%.*]] = xor i1 false, true ; HOT70-NEXT: [[TMP6:%.*]] = or i1 [[TMP2]], [[HOT]] ; HOT70-NEXT: br i1 [[TMP6]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; HOT70: 3: ; HOT70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT70-NEXT: unreachable ; HOT70: 4: ; HOT70-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; HOT70-NEXT: ret i32 [[TMP5]] ; ; NONE99-LABEL: define dso_local noundef i32 @veryHot( ; NONE99-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; NONE99-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; NONE99-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE99-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; NONE99-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; NONE99: 3: ; NONE99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE99-NEXT: unreachable ; NONE99: 4: ; NONE99-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; NONE99-NEXT: ret i32 [[TMP5]] ; ; ALL70-LABEL: define dso_local noundef i32 @veryHot( ; ALL70-SAME: ptr noundef readonly [[TMP0:%.*]]) !prof [[PROF17:![0-9]+]] { ; ALL70-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP0]], null ; ALL70-NEXT: [[HOT:%.*]] = xor i1 false, true ; ALL70-NEXT: [[TMP2:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL70-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]] ; ALL70: 3: ; ALL70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL70-NEXT: unreachable ; ALL70: 4: ; ALL70-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4 ; ALL70-NEXT: ret i32 [[TMP5]] ; %chk = icmp eq ptr %0, null %allow = call i1 @llvm.allow.ubsan.check(i8 22) %hot = xor i1 %allow, true %2 = or i1 %chk, %hot br i1 %2, label %3, label %4 3: tail call void @llvm.ubsantrap(i8 22) unreachable 4: %5 = load i32, ptr %0, align 4 ret i32 %5 } define dso_local noundef i32 @branchColdFnHot(i32 noundef %0, ptr noundef readonly %1) !prof !39 { ; NOPROFILE-LABEL: define dso_local noundef i32 @branchColdFnHot( ; NOPROFILE-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; NOPROFILE-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; NOPROFILE-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; NOPROFILE: 4: ; NOPROFILE-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; NOPROFILE-NEXT: [[HOT:%.*]] = xor i1 true, true ; NOPROFILE-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; NOPROFILE-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; NOPROFILE: 6: ; NOPROFILE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NOPROFILE-NEXT: unreachable ; NOPROFILE: 7: ; NOPROFILE-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; NOPROFILE-NEXT: br label [[TMP9]] ; NOPROFILE: 9: ; NOPROFILE-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; NOPROFILE-NEXT: ret i32 [[TMP10]] ; ; NONE-LABEL: define dso_local noundef i32 @branchColdFnHot( ; NONE-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; NONE-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; NONE-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; NONE: 4: ; NONE-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; NONE-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; NONE-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; NONE: 6: ; NONE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE-NEXT: unreachable ; NONE: 7: ; NONE-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; NONE-NEXT: br label [[TMP9]] ; NONE: 9: ; NONE-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; NONE-NEXT: ret i32 [[TMP10]] ; ; ALL-LABEL: define dso_local noundef i32 @branchColdFnHot( ; ALL-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; ALL-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; ALL-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; ALL: 4: ; ALL-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP1]], null ; ALL-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL-NEXT: [[TMP5:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; ALL: 6: ; ALL-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL-NEXT: unreachable ; ALL: 7: ; ALL-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; ALL-NEXT: br label [[TMP9]] ; ALL: 9: ; ALL-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; ALL-NEXT: ret i32 [[TMP10]] ; ; HOT99-LABEL: define dso_local noundef i32 @branchColdFnHot( ; HOT99-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; HOT99-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; HOT99-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; HOT99: 4: ; HOT99-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; HOT99-NEXT: [[HOT:%.*]] = xor i1 true, true ; HOT99-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; HOT99-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; HOT99: 6: ; HOT99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT99-NEXT: unreachable ; HOT99: 7: ; HOT99-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; HOT99-NEXT: br label [[TMP9]] ; HOT99: 9: ; HOT99-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; HOT99-NEXT: ret i32 [[TMP10]] ; ; HOT70-LABEL: define dso_local noundef i32 @branchColdFnHot( ; HOT70-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; HOT70-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; HOT70-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; HOT70: 4: ; HOT70-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; HOT70-NEXT: [[HOT:%.*]] = xor i1 true, true ; HOT70-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; HOT70-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; HOT70: 6: ; HOT70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT70-NEXT: unreachable ; HOT70: 7: ; HOT70-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; HOT70-NEXT: br label [[TMP9]] ; HOT70: 9: ; HOT70-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; HOT70-NEXT: ret i32 [[TMP10]] ; ; NONE99-LABEL: define dso_local noundef i32 @branchColdFnHot( ; NONE99-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; NONE99-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; NONE99-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; NONE99: 4: ; NONE99-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP1]], null ; NONE99-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE99-NEXT: [[TMP5:%.*]] = or i1 [[CHK]], [[HOT]] ; NONE99-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; NONE99: 6: ; NONE99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE99-NEXT: unreachable ; NONE99: 7: ; NONE99-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; NONE99-NEXT: br label [[TMP9]] ; NONE99: 9: ; NONE99-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; NONE99-NEXT: ret i32 [[TMP10]] ; ; ALL70-LABEL: define dso_local noundef i32 @branchColdFnHot( ; ALL70-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF17]] { ; ALL70-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; ALL70-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF18:![0-9]+]] ; ALL70: 4: ; ALL70-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP1]], null ; ALL70-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL70-NEXT: [[TMP5:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL70-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; ALL70: 6: ; ALL70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL70-NEXT: unreachable ; ALL70: 7: ; ALL70-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; ALL70-NEXT: br label [[TMP9]] ; ALL70: 9: ; ALL70-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; ALL70-NEXT: ret i32 [[TMP10]] ; %3 = icmp eq i32 %0, 0 br i1 %3, label %9, label %4, !prof !38 4: %chk = icmp eq ptr %1, null %allow = call i1 @llvm.allow.ubsan.check(i8 22) %hot = xor i1 %allow, true %5 = or i1 %chk, %hot br i1 %5, label %6, label %7 6: tail call void @llvm.ubsantrap(i8 22) #2 unreachable 7: %8 = load i32, ptr %1, align 4 br label %9 9: %10 = phi i32 [ %8, %7 ], [ 0, %2 ] ret i32 %10 } define dso_local noundef i32 @branchHotFnCold(i32 noundef %0, ptr noundef readonly %1) !prof !36 { ; NOPROFILE-LABEL: define dso_local noundef i32 @branchHotFnCold( ; NOPROFILE-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; NOPROFILE-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; NOPROFILE-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; NOPROFILE: 4: ; NOPROFILE-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; NOPROFILE-NEXT: [[HOT:%.*]] = xor i1 true, true ; NOPROFILE-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; NOPROFILE-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; NOPROFILE: 6: ; NOPROFILE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NOPROFILE-NEXT: unreachable ; NOPROFILE: 7: ; NOPROFILE-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; NOPROFILE-NEXT: br label [[TMP9]] ; NOPROFILE: 9: ; NOPROFILE-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; NOPROFILE-NEXT: ret i32 [[TMP10]] ; ; NONE-LABEL: define dso_local noundef i32 @branchHotFnCold( ; NONE-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; NONE-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; NONE-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; NONE: 4: ; NONE-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; NONE-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; NONE-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; NONE: 6: ; NONE-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE-NEXT: unreachable ; NONE: 7: ; NONE-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; NONE-NEXT: br label [[TMP9]] ; NONE: 9: ; NONE-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; NONE-NEXT: ret i32 [[TMP10]] ; ; ALL-LABEL: define dso_local noundef i32 @branchHotFnCold( ; ALL-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; ALL-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; ALL-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; ALL: 4: ; ALL-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP1]], null ; ALL-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL-NEXT: [[TMP5:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; ALL: 6: ; ALL-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL-NEXT: unreachable ; ALL: 7: ; ALL-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; ALL-NEXT: br label [[TMP9]] ; ALL: 9: ; ALL-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; ALL-NEXT: ret i32 [[TMP10]] ; ; HOT99-LABEL: define dso_local noundef i32 @branchHotFnCold( ; HOT99-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; HOT99-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; HOT99-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; HOT99: 4: ; HOT99-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; HOT99-NEXT: [[HOT:%.*]] = xor i1 false, true ; HOT99-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; HOT99-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; HOT99: 6: ; HOT99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT99-NEXT: unreachable ; HOT99: 7: ; HOT99-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; HOT99-NEXT: br label [[TMP9]] ; HOT99: 9: ; HOT99-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; HOT99-NEXT: ret i32 [[TMP10]] ; ; HOT70-LABEL: define dso_local noundef i32 @branchHotFnCold( ; HOT70-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; HOT70-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; HOT70-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; HOT70: 4: ; HOT70-NEXT: [[TMP5:%.*]] = icmp eq ptr [[TMP1]], null ; HOT70-NEXT: [[HOT:%.*]] = xor i1 true, true ; HOT70-NEXT: [[TMP11:%.*]] = or i1 [[TMP5]], [[HOT]] ; HOT70-NEXT: br i1 [[TMP11]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; HOT70: 6: ; HOT70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; HOT70-NEXT: unreachable ; HOT70: 7: ; HOT70-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; HOT70-NEXT: br label [[TMP9]] ; HOT70: 9: ; HOT70-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; HOT70-NEXT: ret i32 [[TMP10]] ; ; NONE99-LABEL: define dso_local noundef i32 @branchHotFnCold( ; NONE99-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; NONE99-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; NONE99-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; NONE99: 4: ; NONE99-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP1]], null ; NONE99-NEXT: [[HOT:%.*]] = xor i1 false, true ; NONE99-NEXT: [[TMP5:%.*]] = or i1 [[CHK]], [[HOT]] ; NONE99-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; NONE99: 6: ; NONE99-NEXT: tail call void @llvm.ubsantrap(i8 22) ; NONE99-NEXT: unreachable ; NONE99: 7: ; NONE99-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; NONE99-NEXT: br label [[TMP9]] ; NONE99: 9: ; NONE99-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; NONE99-NEXT: ret i32 [[TMP10]] ; ; ALL70-LABEL: define dso_local noundef i32 @branchHotFnCold( ; ALL70-SAME: i32 noundef [[TMP0:%.*]], ptr noundef readonly [[TMP1:%.*]]) !prof [[PROF16]] { ; ALL70-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0 ; ALL70-NEXT: br i1 [[TMP3]], label [[TMP9:%.*]], label [[TMP4:%.*]], !prof [[PROF19:![0-9]+]] ; ALL70: 4: ; ALL70-NEXT: [[CHK:%.*]] = icmp eq ptr [[TMP1]], null ; ALL70-NEXT: [[HOT:%.*]] = xor i1 true, true ; ALL70-NEXT: [[TMP5:%.*]] = or i1 [[CHK]], [[HOT]] ; ALL70-NEXT: br i1 [[TMP5]], label [[TMP6:%.*]], label [[TMP7:%.*]] ; ALL70: 6: ; ALL70-NEXT: tail call void @llvm.ubsantrap(i8 22) ; ALL70-NEXT: unreachable ; ALL70: 7: ; ALL70-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP1]], align 4 ; ALL70-NEXT: br label [[TMP9]] ; ALL70: 9: ; ALL70-NEXT: [[TMP10:%.*]] = phi i32 [ [[TMP8]], [[TMP7]] ], [ 0, [[TMP2:%.*]] ] ; ALL70-NEXT: ret i32 [[TMP10]] ; %3 = icmp eq i32 %0, 0 br i1 %3, label %9, label %4, !prof !37 4: %chk = icmp eq ptr %1, null %allow = call i1 @llvm.allow.ubsan.check(i8 22) %hot = xor i1 %allow, true %5 = or i1 %chk, %hot br i1 %5, label %6, label %7 6: tail call void @llvm.ubsantrap(i8 22) #2 unreachable 7: %8 = load i32, ptr %1, align 4 br label %9 9: %10 = phi i32 [ %8, %7 ], [ 0, %2 ] ret i32 %10 } !llvm.module.flags = !{!6} !6 = !{i32 1, !"ProfileSummary", !7} !7 = !{!8, !9, !10, !11, !12, !13, !14, !17} !8 = !{!"ProfileFormat", !"InstrProf"} !9 = !{!"TotalCount", i64 30000} !10 = !{!"MaxCount", i64 10000} !11 = !{!"MaxInternalCount", i64 10000} !12 = !{!"MaxFunctionCount", i64 10000} !13 = !{!"NumCounts", i64 3} !14 = !{!"NumFunctions", i64 5} !17 = !{!"DetailedSummary", !18} !18 = !{!19, !29, !30, !32, !34} !19 = !{i32 10000, i64 10000, i32 3} !29 = !{i32 950000, i64 5000, i32 3} !30 = !{i32 990000, i64 500, i32 4} !32 = !{i32 999900, i64 250, i32 4} !34 = !{i32 999999, i64 1, i32 6} !36 = !{!"function_entry_count", i64 1000} !39 = !{!"function_entry_count", i64 7000} !37 = !{!"branch_weights", i32 1, i32 1000} !38 = !{!"branch_weights", i32 1000, i32 1} ;. ; NOPROFILE: [[PROF16]] = !{!"function_entry_count", i64 1000} ; NOPROFILE: [[PROF17]] = !{!"function_entry_count", i64 7000} ; NOPROFILE: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; NOPROFILE: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;. ; NONE: [[PROF16]] = !{!"function_entry_count", i64 1000} ; NONE: [[PROF17]] = !{!"function_entry_count", i64 7000} ; NONE: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; NONE: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;. ; ALL: [[PROF16]] = !{!"function_entry_count", i64 1000} ; ALL: [[PROF17]] = !{!"function_entry_count", i64 7000} ; ALL: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; ALL: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;. ; HOT99: [[PROF16]] = !{!"function_entry_count", i64 1000} ; HOT99: [[PROF17]] = !{!"function_entry_count", i64 7000} ; HOT99: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; HOT99: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;. ; HOT70: [[PROF16]] = !{!"function_entry_count", i64 1000} ; HOT70: [[PROF17]] = !{!"function_entry_count", i64 7000} ; HOT70: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; HOT70: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;. ; NONE99: [[PROF16]] = !{!"function_entry_count", i64 1000} ; NONE99: [[PROF17]] = !{!"function_entry_count", i64 7000} ; NONE99: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; NONE99: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;. ; ALL70: [[PROF16]] = !{!"function_entry_count", i64 1000} ; ALL70: [[PROF17]] = !{!"function_entry_count", i64 7000} ; ALL70: [[PROF18]] = !{!"branch_weights", i32 1000, i32 1} ; ALL70: [[PROF19]] = !{!"branch_weights", i32 1, i32 1000} ;.