| ; RUN: opt -S -passes=cross-dso-cfi < %s | FileCheck %s |
| |
| ; CHECK: define void @__cfi_check(i64 %[[TYPE:.*]], ptr %[[ADDR:.*]], ptr %[[DATA:.*]]) align 4096 |
| ; CHECK: switch i64 %[[TYPE]], label %[[FAIL:.*]] [ |
| ; CHECK-NEXT: i64 111, label %[[L1:.*]] |
| ; CHECK-NEXT: i64 222, label %[[L2:.*]] |
| ; CHECK-NEXT: i64 333, label %[[L3:.*]] |
| ; CHECK-NEXT: i64 444, label %[[L4:.*]] |
| ; CHECK-NEXT: {{]$}} |
| |
| ; CHECK: [[EXIT:.*]]: |
| ; CHECK-NEXT: ret void |
| |
| ; CHECK: [[FAIL]]: |
| ; CHECK-NEXT: call void @__cfi_check_fail(ptr %[[DATA]], ptr %[[ADDR]]) |
| ; CHECK-NEXT: br label %[[EXIT]] |
| |
| ; CHECK: [[L1]]: |
| ; CHECK-NEXT: call i1 @llvm.type.test(ptr %[[ADDR]], metadata i64 111) |
| ; CHECK-NEXT: br {{.*}} label %[[EXIT]], label %[[FAIL]] |
| |
| ; CHECK: [[L2]]: |
| ; CHECK-NEXT: call i1 @llvm.type.test(ptr %[[ADDR]], metadata i64 222) |
| ; CHECK-NEXT: br {{.*}} label %[[EXIT]], label %[[FAIL]] |
| |
| ; CHECK: [[L3]]: |
| ; CHECK-NEXT: call i1 @llvm.type.test(ptr %[[ADDR]], metadata i64 333) |
| ; CHECK-NEXT: br {{.*}} label %[[EXIT]], label %[[FAIL]] |
| |
| ; CHECK: [[L4]]: |
| ; CHECK-NEXT: call i1 @llvm.type.test(ptr %[[ADDR]], metadata i64 444) |
| ; CHECK-NEXT: br {{.*}} label %[[EXIT]], label %[[FAIL]] |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @_ZTV1A = constant i8 0, !type !4, !type !5 |
| @_ZTV1B = constant i8 0, !type !4, !type !5, !type !6, !type !7 |
| |
| define signext i8 @f11() !type !0 !type !1 { |
| entry: |
| ret i8 1 |
| } |
| |
| define signext i8 @f12() !type !0 !type !1 { |
| entry: |
| ret i8 2 |
| } |
| |
| define signext i8 @f13() !type !0 !type !1 { |
| entry: |
| ret i8 3 |
| } |
| |
| define i32 @f21() !type !2 !type !3 { |
| entry: |
| ret i32 4 |
| } |
| |
| define i32 @f22() !type !2 !type !3 { |
| entry: |
| ret i32 5 |
| } |
| |
| define weak_odr hidden void @__cfi_check_fail(ptr, ptr) { |
| entry: |
| ret void |
| } |
| |
| !llvm.module.flags = !{!8} |
| |
| !0 = !{i64 0, !"_ZTSFcvE"} |
| !1 = !{i64 0, i64 111} |
| !2 = !{i64 0, !"_ZTSFivE"} |
| !3 = !{i64 0, i64 222} |
| !4 = !{i64 16, !"_ZTS1A"} |
| !5 = !{i64 16, i64 333} |
| !6 = !{i64 16, !"_ZTS1B"} |
| !7 = !{i64 16, i64 444} |
| !8 = !{i32 4, !"Cross-DSO CFI", i32 1} |