xref: /llvm-project/llvm/test/ThinLTO/X86/funcimport-tbaa.ll (revision d5d3eb16b7ab72529c83dacb2889811491e48909)
1; We generate invalid TBAA, hence -disable-verify, but this is a convenient way
2; to trigger a metadata lazyloading crash
3
4; RUN: opt -module-summary %s -o %t.bc -bitcode-mdindex-threshold=0 -disable-verify
5; RUN: opt -module-summary %p/Inputs/funcimport-tbaa.ll -o %t2.bc
6; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc
7
8
9; RUN: llvm-lto -thinlto-action=import %t2.bc -thinlto-index=%t3.bc -o - \
10; RUN:  | llvm-dis -o - | FileCheck %s --check-prefix=IMPORTGLOB1
11; IMPORTGLOB1: define available_externally float @globalfunc1
12
13target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
14target triple = "x86_64-apple-macosx10.11.0"
15
16define float @globalfunc1(ptr, ptr) {
17  %3 = load i32, ptr %0, align 4, !tbaa !0
18  %4 = sitofp i32 %3 to float
19  %5 = load float, ptr %1, align 4, !tbaa !4
20  %6 = fadd float %4, %5
21  ret float %6
22}
23
24; We need a second function for force the metadata to be emitted in the global block
25define float @globalfunc2(ptr, ptr) {
26  %3 = load i32, ptr %0, align 4, !tbaa !0
27  %4 = sitofp i32 %3 to float
28  %5 = load float, ptr %1, align 4, !tbaa !4
29  %6 = fadd float %4, %5
30  ret float %6
31}
32
33!0 = !{!1, !4, i64 0}
34!1 = !{!"int", !2, i64 0}
35!2 = !{!"omnipotent char", !3, i64 0}
36!3 = !{!"Simple C/C++ TBAA"}
37!4 = !{!5, !5, i64 0}
38!5 = !{!"float", !2, i64 0}
39