; 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=exact-rdiv 2>&1 \ ; RUN: | FileCheck %s --check-prefixes=CHECK,CHECK-EXACT-RDIV ; for (i0 = INT64_MIN; i0 != INT64_MAX; i0++) { ; if (i0 == 0) ; A[i0] = 0; ; } ; for (i1 = INT64_MIN; i1 != INT64_MAX - 1; i1++) { ; if (i1 == 0) ; A[i1] = 0; ; } ; ; Both `A[i0] = 0` and `A[i1] = 0` must be executed, so there is a ; dependency between them. ; define void @rdiv_large_btc(ptr %A) { ; CHECK-ALL-LABEL: 'rdiv_large_btc' ; 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 0, ptr %gep.1, align 1 ; CHECK-ALL-NEXT: da analyze - output [|<]! ; CHECK-ALL-NEXT: Src: store i8 0, ptr %gep.1, align 1 --> Dst: store i8 0, ptr %gep.1, align 1 ; CHECK-ALL-NEXT: da analyze - none! ; ; CHECK-EXACT-RDIV-LABEL: 'rdiv_large_btc' ; CHECK-EXACT-RDIV-NEXT: Src: store i8 0, ptr %gep.0, align 1 --> Dst: store i8 0, ptr %gep.0, align 1 ; CHECK-EXACT-RDIV-NEXT: da analyze - output [*]! ; CHECK-EXACT-RDIV-NEXT: Src: store i8 0, ptr %gep.0, align 1 --> Dst: store i8 0, ptr %gep.1, align 1 ; CHECK-EXACT-RDIV-NEXT: da analyze - output [|<]! ; CHECK-EXACT-RDIV-NEXT: Src: store i8 0, ptr %gep.1, align 1 --> Dst: store i8 0, ptr %gep.1, align 1 ; CHECK-EXACT-RDIV-NEXT: da analyze - output [*]! ; entry: br label %loop.0.header loop.0.header: %i.0 = phi i64 [ -9223372036854775808, %entry ], [ %i.0.inc, %loop.0.latch ] %cond.0 = icmp eq i64 %i.0, 0 br i1 %cond.0, label %if.then.0, label %loop.0.latch if.then.0: %gep.0 = getelementptr i8, ptr %A, i64 %i.0 store i8 0, ptr %gep.0 br label %loop.0.latch loop.0.latch: %i.0.inc = add i64 %i.0, 1 %ec.0 = icmp eq i64 %i.0.inc, 9223372036854775807 br i1 %ec.0, label %loop.1.header, label %loop.0.header loop.1.header: %i.1 = phi i64 [ -9223372036854775808, %loop.0.latch ], [ %i.1.inc, %loop.1.latch ] %cond.1 = icmp eq i64 %i.1, 0 br i1 %cond.1, label %if.then.1, label %loop.1.latch if.then.1: %gep.1 = getelementptr i8, ptr %A, i64 %i.1 store i8 0, ptr %gep.1 br label %loop.1.latch loop.1.latch: %i.1.inc = add i64 %i.1, 1 %ec.1 = icmp eq i64 %i.1.inc, 9223372036854775806 br i1 %ec.1, label %exit, label %loop.1.header exit: ret void } ;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: ; CHECK: {{.*}}