1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s 2*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:64-v128:32:128-a0:0:32-n32" 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) #0 5*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.experimental.guard(i1, ...) 6*9880d681SAndroid Build Coastguard Workerdeclare void @unknown_but_readonly() readonly 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine void @test1(i8* %P, i8* %Q) { 9*9880d681SAndroid Build Coastguard Worker tail call void(i1,...) @llvm.experimental.guard(i1 true) [ "deopt"() ] 10*9880d681SAndroid Build Coastguard Worker tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) 11*9880d681SAndroid Build Coastguard Worker ret void 12*9880d681SAndroid Build Coastguard Worker 13*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: Function: test1: 14*9880d681SAndroid Build Coastguard Worker 15*9880d681SAndroid Build Coastguard Worker; CHECK: Just Ref: Ptr: i8* %P <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] 16*9880d681SAndroid Build Coastguard Worker; CHECK: Just Ref: Ptr: i8* %Q <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] 17*9880d681SAndroid Build Coastguard Worker; CHECK: Both ModRef: Ptr: i8* %P <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) 18*9880d681SAndroid Build Coastguard Worker; CHECK: Both ModRef: Ptr: i8* %Q <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) 19*9880d681SAndroid Build Coastguard Worker; CHECK: Just Ref: tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) 20*9880d681SAndroid Build Coastguard Worker; CHECK: Just Mod: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i32 1, i1 false) <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] 21*9880d681SAndroid Build Coastguard Worker} 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Workerdefine void @test2() { 24*9880d681SAndroid Build Coastguard Worker tail call void(i1,...) @llvm.experimental.guard(i1 true) [ "deopt"() ] 25*9880d681SAndroid Build Coastguard Worker tail call void @unknown_but_readonly() 26*9880d681SAndroid Build Coastguard Worker ret void 27*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: Function: test2: 28*9880d681SAndroid Build Coastguard Worker; CHECK: NoModRef: tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] <-> tail call void @unknown_but_readonly() 29*9880d681SAndroid Build Coastguard Worker; CHECK: NoModRef: tail call void @unknown_but_readonly() <-> tail call void (i1, ...) @llvm.experimental.guard(i1 true) [ "deopt"() ] 30*9880d681SAndroid Build Coastguard Worker} 31