; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py UTC_ARGS: --version 6 ; RUN: opt < %s -disable-output "-passes=print" 2>&1 \ ; RUN: | FileCheck %s --check-prefixes=CHECK,CHECK-ALL ; RUN: opt < %s -disable-output "-passes=print" -da-enable-dependence-test=weak-crossing-siv 2>&1 \ ; RUN: | FileCheck %s --check-prefixes=CHECK,CHECK-WEAK-CROSSING-SIV ; c = (1 << 62); ; for (i = 0; i < c + 10; i++) { ; if (c - 1 <=u i && i <=u c + 1) { ; A[i - c] = 0; ; A[-i + c] = 1; ; } ; } ; ; FIXME: There is a dependency between the two stores in all directions. ; define void @weak_crossing_siv_delta_signed_min(ptr %A) { ; CHECK-ALL-LABEL: 'weak_crossing_siv_delta_signed_min' ; CHECK-ALL-NEXT: Src: store i8 0, ptr %gep.0, align 1 --> Dst: store i8 0, ptr %gep.0, align 1 ; CHECK-ALL-NEXT: da analyze - none! ; CHECK-ALL-NEXT: Src: store i8 0, ptr %gep.0, align 1 --> Dst: store i8 1, ptr %gep.1, align 1 ; CHECK-ALL-NEXT: da analyze - output [*|<]! ; CHECK-ALL-NEXT: Src: store i8 1, ptr %gep.1, align 1 --> Dst: store i8 1, ptr %gep.1, align 1 ; CHECK-ALL-NEXT: da analyze - none! ; ; CHECK-WEAK-CROSSING-SIV-LABEL: 'weak_crossing_siv_delta_signed_min' ; CHECK-WEAK-CROSSING-SIV-NEXT: Src: store i8 0, ptr %gep.0, align 1 --> Dst: store i8 0, ptr %gep.0, align 1 ; CHECK-WEAK-CROSSING-SIV-NEXT: da analyze - output [*]! ; CHECK-WEAK-CROSSING-SIV-NEXT: Src: store i8 0, ptr %gep.0, align 1 --> Dst: store i8 1, ptr %gep.1, align 1 ; CHECK-WEAK-CROSSING-SIV-NEXT: da analyze - output [*|<]! ; CHECK-WEAK-CROSSING-SIV-NEXT: Src: store i8 1, ptr %gep.1, align 1 --> Dst: store i8 1, ptr %gep.1, align 1 ; CHECK-WEAK-CROSSING-SIV-NEXT: da analyze - output [*]! ; entry: br label %loop.header loop.header: %i = phi i64 [ 0, %entry ], [ %i.inc, %loop.latch ] %offset.0 = phi i64 [ -4611686018427387904, %entry ], [ %offset.0.next, %loop.latch ] %offset.1 = phi i64 [ 4611686018427387904, %entry ], [ %offset.1.next, %loop.latch ] %cond.0 = icmp ule i64 4611686018427387903, %i %cond.1 = icmp ule i64 %i, 4611686018427387905 %cond = and i1 %cond.0, %cond.1 br i1 %cond, label %if.then, label %loop.latch if.then: %gep.0 = getelementptr i8, ptr %A, i64 %offset.0 store i8 0, ptr %gep.0 %gep.1 = getelementptr i8, ptr %A, i64 %offset.1 store i8 1, ptr %gep.1 br label %loop.latch loop.latch: %i.inc = add i64 %i, 1 %offset.0.next = add i64 %offset.0, 1 %offset.1.next = add i64 %offset.1, -1 %ec = icmp eq i64 %i.inc, 4611686018427387914 br i1 %ec, label %exit, label %loop.header exit: ret void } ;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: ; CHECK: {{.*}}