; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -jump-threading -S %s -o - | FileCheck %s --check-prefix=DEFAULT ; RUN: opt -jump-threading -S -jump-threading-threshold=6 %s -o - | FileCheck %s --check-prefix=OVERIDE @.str = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1 define i32 @test_minsize(i32 %argc, i8** nocapture readonly %argv) local_unnamed_addr #0 { ; DEFAULT-LABEL: @test_minsize( ; DEFAULT-NEXT: entry: ; DEFAULT-NEXT: [[CMP:%.*]] = icmp eq i32 [[ARGC:%.*]], 2 ; DEFAULT-NEXT: br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_END:%.*]] ; DEFAULT: cond.true: ; DEFAULT-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8*, i8** [[ARGV:%.*]], i32 1 ; DEFAULT-NEXT: [[TMP0:%.*]] = load i8*, i8** [[ARRAYIDX]], align 4 ; DEFAULT-NEXT: [[CALL:%.*]] = tail call i32 @atoi(i8* [[TMP0]]) ; DEFAULT-NEXT: br label [[COND_END]] ; DEFAULT: cond.end: ; DEFAULT-NEXT: [[COND:%.*]] = phi i32 [ [[CALL]], [[COND_TRUE]] ], [ 46, [[ENTRY:%.*]] ] ; DEFAULT-NEXT: [[TMP1:%.*]] = mul i32 [[COND]], [[COND]] ; DEFAULT-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[TMP1]] ; DEFAULT-NEXT: [[TMP3:%.*]] = mul i32 [[COND]], [[TMP2]] ; DEFAULT-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[COND]], 0 ; DEFAULT-NEXT: br i1 [[TMP4]], label [[TMP5:%.*]], label [[TMP6:%.*]] ; DEFAULT: 5: ; DEFAULT-NEXT: br label [[TMP6]] ; DEFAULT: 6: ; DEFAULT-NEXT: [[TMP7:%.*]] = phi i32 [ [[COND]], [[TMP5]] ], [ 0, [[COND_END]] ] ; DEFAULT-NEXT: [[TMP8:%.*]] = mul i32 [[TMP3]], [[TMP7]] ; DEFAULT-NEXT: [[CALL33:%.*]] = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 [[TMP8]]) ; DEFAULT-NEXT: ret i32 0 ; ; OVERIDE-LABEL: @test_minsize( ; OVERIDE-NEXT: entry: ; OVERIDE-NEXT: [[CMP:%.*]] = icmp eq i32 [[ARGC:%.*]], 2 ; OVERIDE-NEXT: br i1 [[CMP]], label [[COND_END:%.*]], label [[COND_END_THREAD:%.*]] ; OVERIDE: cond.end: ; OVERIDE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8*, i8** [[ARGV:%.*]], i32 1 ; OVERIDE-NEXT: [[TMP0:%.*]] = load i8*, i8** [[ARRAYIDX]], align 4 ; OVERIDE-NEXT: [[CALL:%.*]] = tail call i32 @atoi(i8* [[TMP0]]) ; OVERIDE-NEXT: [[TMP1:%.*]] = mul i32 [[CALL]], [[CALL]] ; OVERIDE-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[TMP1]] ; OVERIDE-NEXT: [[TMP3:%.*]] = mul i32 [[CALL]], [[TMP2]] ; OVERIDE-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[CALL]], 0 ; OVERIDE-NEXT: br i1 [[TMP4]], label [[COND_END_THREAD]], label [[TMP6:%.*]] ; OVERIDE: cond.end.thread: ; OVERIDE-NEXT: [[TMP5:%.*]] = phi i32 [ [[TMP3]], [[COND_END]] ], [ 205962976, [[ENTRY:%.*]] ] ; OVERIDE-NEXT: [[COND2:%.*]] = phi i32 [ [[CALL]], [[COND_END]] ], [ 46, [[ENTRY]] ] ; OVERIDE-NEXT: br label [[TMP6]] ; OVERIDE: 6: ; OVERIDE-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP5]], [[COND_END_THREAD]] ], [ [[TMP3]], [[COND_END]] ] ; OVERIDE-NEXT: [[TMP8:%.*]] = phi i32 [ [[COND2]], [[COND_END_THREAD]] ], [ 0, [[COND_END]] ] ; OVERIDE-NEXT: [[TMP9:%.*]] = mul i32 [[TMP7]], [[TMP8]] ; OVERIDE-NEXT: [[CALL33:%.*]] = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 [[TMP9]]) ; OVERIDE-NEXT: ret i32 0 ; entry: %cmp = icmp eq i32 %argc, 2 br i1 %cmp, label %cond.true, label %cond.end cond.true: ; preds = %entry %arrayidx = getelementptr inbounds i8*, i8** %argv, i32 1 %0 = load i8*, i8** %arrayidx, align 4 %call = tail call i32 @atoi(i8* %0) br label %cond.end cond.end: ; preds = %entry, %cond.true %cond = phi i32 [ %call, %cond.true ], [ 46, %entry ] %1 = mul i32 %cond, %cond %2 = mul i32 %1, %1 %3 = mul i32 %cond, %2 %4 = icmp sgt i32 %cond, 0 %spec.select = select i1 %4, i32 %cond, i32 0 %5 = mul i32 %3, %spec.select %call33 = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %5) #4 ret i32 0 } define i32 @test_optsize(i32 %argc, i8** nocapture readonly %argv) local_unnamed_addr #1 { ; DEFAULT-LABEL: @test_optsize( ; DEFAULT-NEXT: entry: ; DEFAULT-NEXT: [[CMP:%.*]] = icmp eq i32 [[ARGC:%.*]], 2 ; DEFAULT-NEXT: br i1 [[CMP]], label [[COND_END:%.*]], label [[COND_END_THREAD:%.*]] ; DEFAULT: cond.end: ; DEFAULT-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8*, i8** [[ARGV:%.*]], i32 1 ; DEFAULT-NEXT: [[TMP0:%.*]] = load i8*, i8** [[ARRAYIDX]], align 4 ; DEFAULT-NEXT: [[CALL:%.*]] = tail call i32 @atoi(i8* [[TMP0]]) ; DEFAULT-NEXT: [[TMP1:%.*]] = mul i32 [[CALL]], [[CALL]] ; DEFAULT-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[TMP1]] ; DEFAULT-NEXT: [[TMP3:%.*]] = mul i32 [[CALL]], [[TMP2]] ; DEFAULT-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[CALL]], 0 ; DEFAULT-NEXT: br i1 [[TMP4]], label [[COND_END_THREAD]], label [[TMP6:%.*]] ; DEFAULT: cond.end.thread: ; DEFAULT-NEXT: [[TMP5:%.*]] = phi i32 [ [[TMP3]], [[COND_END]] ], [ 205962976, [[ENTRY:%.*]] ] ; DEFAULT-NEXT: [[COND2:%.*]] = phi i32 [ [[CALL]], [[COND_END]] ], [ 46, [[ENTRY]] ] ; DEFAULT-NEXT: br label [[TMP6]] ; DEFAULT: 6: ; DEFAULT-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP5]], [[COND_END_THREAD]] ], [ [[TMP3]], [[COND_END]] ] ; DEFAULT-NEXT: [[TMP8:%.*]] = phi i32 [ [[COND2]], [[COND_END_THREAD]] ], [ 0, [[COND_END]] ] ; DEFAULT-NEXT: [[TMP9:%.*]] = mul i32 [[TMP7]], [[TMP8]] ; DEFAULT-NEXT: [[CALL33:%.*]] = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 [[TMP9]]) ; DEFAULT-NEXT: ret i32 0 ; ; OVERIDE-LABEL: @test_optsize( ; OVERIDE-NEXT: entry: ; OVERIDE-NEXT: [[CMP:%.*]] = icmp eq i32 [[ARGC:%.*]], 2 ; OVERIDE-NEXT: br i1 [[CMP]], label [[COND_END:%.*]], label [[COND_END_THREAD:%.*]] ; OVERIDE: cond.end: ; OVERIDE-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i8*, i8** [[ARGV:%.*]], i32 1 ; OVERIDE-NEXT: [[TMP0:%.*]] = load i8*, i8** [[ARRAYIDX]], align 4 ; OVERIDE-NEXT: [[CALL:%.*]] = tail call i32 @atoi(i8* [[TMP0]]) ; OVERIDE-NEXT: [[TMP1:%.*]] = mul i32 [[CALL]], [[CALL]] ; OVERIDE-NEXT: [[TMP2:%.*]] = mul i32 [[TMP1]], [[TMP1]] ; OVERIDE-NEXT: [[TMP3:%.*]] = mul i32 [[CALL]], [[TMP2]] ; OVERIDE-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[CALL]], 0 ; OVERIDE-NEXT: br i1 [[TMP4]], label [[COND_END_THREAD]], label [[TMP6:%.*]] ; OVERIDE: cond.end.thread: ; OVERIDE-NEXT: [[TMP5:%.*]] = phi i32 [ [[TMP3]], [[COND_END]] ], [ 205962976, [[ENTRY:%.*]] ] ; OVERIDE-NEXT: [[COND2:%.*]] = phi i32 [ [[CALL]], [[COND_END]] ], [ 46, [[ENTRY]] ] ; OVERIDE-NEXT: br label [[TMP6]] ; OVERIDE: 6: ; OVERIDE-NEXT: [[TMP7:%.*]] = phi i32 [ [[TMP5]], [[COND_END_THREAD]] ], [ [[TMP3]], [[COND_END]] ] ; OVERIDE-NEXT: [[TMP8:%.*]] = phi i32 [ [[COND2]], [[COND_END_THREAD]] ], [ 0, [[COND_END]] ] ; OVERIDE-NEXT: [[TMP9:%.*]] = mul i32 [[TMP7]], [[TMP8]] ; OVERIDE-NEXT: [[CALL33:%.*]] = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 [[TMP9]]) ; OVERIDE-NEXT: ret i32 0 ; entry: %cmp = icmp eq i32 %argc, 2 br i1 %cmp, label %cond.true, label %cond.end cond.true: ; preds = %entry %arrayidx = getelementptr inbounds i8*, i8** %argv, i32 1 %0 = load i8*, i8** %arrayidx, align 4 %call = tail call i32 @atoi(i8* %0) br label %cond.end cond.end: ; preds = %entry, %cond.true %cond = phi i32 [ %call, %cond.true ], [ 46, %entry ] %1 = mul i32 %cond, %cond %2 = mul i32 %1, %1 %3 = mul i32 %cond, %2 %4 = icmp sgt i32 %cond, 0 %spec.select = select i1 %4, i32 %cond, i32 0 %5 = mul i32 %3, %spec.select %call33 = tail call i32 (i8*, ...) @printf(i8* nonnull dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i32 %5) #4 ret i32 0 } declare i32 @atoi(i8* nocapture) local_unnamed_addr declare i32 @printf(i8* nocapture readonly, ...) local_unnamed_addr attributes #0 = { minsize optsize } attributes #1 = { optsize }