xref: /llvm-project/bolt/test/X86/ifunc.test (revision 31ac3d092bd047ab2c0bdcb6d527736472b9d4a6)
1*31ac3d09Ssinan// Check if BOLT can process ifunc symbols from .plt section
2*31ac3d09Ssinan// RUN: %clang %cflags -nostdlib -no-pie %p/../Inputs/ifunc.c -fuse-ld=lld \
3*31ac3d09Ssinan// RUN:    -o %t.exe -Wl,-q
4*31ac3d09Ssinan// RUN: llvm-bolt %t.exe -o %t.bolt.exe \
5*31ac3d09Ssinan// RUN:   --print-disasm --print-only=_start | \
6*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=CHECK %s
7*31ac3d09Ssinan// RUN: llvm-readelf -aW %t.bolt.exe | \
8*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=REL_CHECK %s
9*31ac3d09Ssinan
10*31ac3d09Ssinan// Check if BOLT can process ifunc symbols from .plt section in non-pie static
11*31ac3d09Ssinan// executable case.
12*31ac3d09Ssinan// RUN: %clang %cflags -nostdlib %p/../Inputs/ifunc.c -fuse-ld=lld -no-pie \
13*31ac3d09Ssinan// RUN:   -o %t.nopie.exe -Wl,-q
14*31ac3d09Ssinan// RUN: llvm-readelf -l %t.nopie.exe | \
15*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=NON_DYN_CHECK %s
16*31ac3d09Ssinan// RUN: llvm-bolt %t.nopie.exe -o %t.nopie.bolt.exe  \
17*31ac3d09Ssinan// RUN:   --print-disasm --print-only=_start | \
18*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=CHECK %s
19*31ac3d09Ssinan// RUN: llvm-readelf -aW %t.nopie.bolt.exe | \
20*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=REL_CHECK %s
21*31ac3d09Ssinan
22*31ac3d09Ssinan// Check if BOLT can process ifunc symbols from .plt section in pie executable
23*31ac3d09Ssinan// case.
24*31ac3d09Ssinan// RUN: %clang %cflags -nostdlib %p/../Inputs/ifunc.c -fuse-ld=lld -fPIC -pie \
25*31ac3d09Ssinan// RUN:   -o %t.pie.exe -Wl,-q
26*31ac3d09Ssinan// RUN: llvm-bolt %t.pie.exe -o %t.pie.bolt.exe  \
27*31ac3d09Ssinan// RUN:   --print-disasm --print-only=_start | \
28*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=CHECK %s
29*31ac3d09Ssinan// RUN: llvm-readelf -aW %t.pie.bolt.exe | \
30*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=REL_CHECK %s
31*31ac3d09Ssinan
32*31ac3d09Ssinan// Check that IPLT trampoline located in .plt section are normally handled by
33*31ac3d09Ssinan// BOLT. The gnu-ld linker doesn't use separate .iplt section.
34*31ac3d09Ssinan// RUN: %clang %cflags -nostdlib %p/../Inputs/ifunc.c -fuse-ld=lld -fPIC -pie \
35*31ac3d09Ssinan// RUN:   -T %p/../Inputs/iplt.ld -o %t.iplt_pie.exe -Wl,-q
36*31ac3d09Ssinan// RUN: llvm-bolt %t.iplt_pie.exe -o %t.iplt_pie.bolt.exe  \
37*31ac3d09Ssinan// RUN:   --print-disasm --print-only=_start  | \
38*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=CHECK %s
39*31ac3d09Ssinan// RUN: llvm-readelf -aW %t.iplt_pie.bolt.exe | \
40*31ac3d09Ssinan// RUN:   FileCheck --check-prefix=REL_CHECK %s
41*31ac3d09Ssinan
42*31ac3d09Ssinan// NON_DYN_CHECK-NOT: DYNAMIC
43*31ac3d09Ssinan
44*31ac3d09Ssinan// CHECK: callq "resolver_foo/1@PLT"
45*31ac3d09Ssinan
46*31ac3d09Ssinan// REL_CHECK: R_X86_64_IRELATIVE [[#%x,REL_SYMB_ADDR:]]
47*31ac3d09Ssinan// REL_CHECK: [[#REL_SYMB_ADDR]] {{.*}} FUNC {{.*}} resolver_foo
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