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