2 ;; This test verifies that --wrap works correctly for inter-module references to
3 ;; the wrapped symbol, when LTO or ThinLTO is involved. It checks for various
4 ;; combinations of bitcode and regular objects.
7 ; RUN: llvm-as %s -o %t1.bc
8 ; RUN: llvm-as %S/Inputs/wrap-bar.ll -o %t2.bc
9 ; RUN: ld.lld %t1.bc %t2.bc -shared -o %t.bc-bc.so -wrap=bar
10 ; RUN: llvm-objdump -d %t.bc-bc.so | FileCheck %s --check-prefixes=CHECK,JMP
11 ; RUN: llvm-readobj --symbols %t.bc-bc.so | FileCheck --check-prefix=BIND %s
14 ; RUN: llc %S/Inputs/wrap-bar.ll -o %t2.o --filetype=obj
15 ; RUN: ld.lld %t1.bc %t2.o -shared -o %t.bc-o.so -wrap=bar
16 ; RUN: llvm-objdump -d %t.bc-o.so | FileCheck %s --check-prefixes=CHECK,JMP
17 ; RUN: llvm-readobj --symbols %t.bc-o.so | FileCheck --check-prefix=BIND %s
20 ; RUN: llc %s -o %t1.o --filetype=obj
21 ; RUN: ld.lld %t1.o %t2.bc -shared -o %t.o-bc.so -wrap=bar
22 ; RUN: llvm-objdump -d %t.o-bc.so | FileCheck %s --check-prefixes=CHECK,CALL
23 ; RUN: llvm-readobj --symbols %t.o-bc.so | FileCheck --check-prefix=BIND %s
26 ; RUN: opt -module-summary %s -o %t1.thin
27 ; RUN: opt -module-summary %S/Inputs/wrap-bar.ll -o %t2.thin
28 ; RUN: ld.lld %t1.thin %t2.thin -shared -o %t.thin-thin.so -wrap=bar
29 ; RUN: llvm-objdump -d %t.thin-thin.so | FileCheck %s --check-prefixes=CHECK,JMP
30 ; RUN: llvm-readobj --symbols %t.thin-thin.so | FileCheck --check-prefix=BIND %s
33 ; RUN: ld.lld %t1.thin %t2.o -shared -o %t.thin-o.so -wrap=bar
34 ; RUN: llvm-objdump -d %t.thin-o.so | FileCheck %s --check-prefixes=CHECK,JMP
35 ; RUN: llvm-readobj --symbols %t.thin-o.so | FileCheck --check-prefix=BIND %s
38 ; RUN: ld.lld %t1.o %t2.thin -shared -o %t.o-thin.so -wrap=bar
39 ; RUN: llvm-objdump -d %t.o-thin.so | FileCheck %s --check-prefixes=CHECK,CALL
40 ; RUN: llvm-readobj --symbols %t.o-thin.so | FileCheck --check-prefix=BIND %s
42 ;; Make sure that calls in foo() are not eliminated and that bar is
43 ;; routed to __wrap_bar and __real_bar is routed to bar.
46 ; CHECK-NEXT: pushq %rax
47 ; CHECK-NEXT: callq{{.*}}<__wrap_bar>
49 ; JMP-NEXT: jmp{{.*}}<bar>
50 ; CALL-NEXT: callq{{.*}}<bar>
51 ; CALL-NEXT: popq %rax
53 ;; Check that bar and __wrap_bar retain their original binding.
57 ; BIND-NEXT: Binding: Local
58 ; BIND: Name: __wrap_bar
61 ; BIND-NEXT: Binding: Local
63 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
64 target triple = "x86_64-unknown-linux-gnu"
67 declare void @__real_bar()
71 call void @__real_bar()