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glibc/elf/ifuncdep2.c
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/* Test 3 STT_GNU_IFUNC symbols. */ | |
#include "ifunc-sel.h" | |
int global = -1; | |
/* Can't use __attribute__((visibility("protected"))) until the GCC bug: | |
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65248 | |
is fixed. */ | |
asm (".protected global"); | |
static int | |
one (void) | |
{ | |
return 1; | |
} | |
static int | |
minus_one (void) | |
{ | |
return -1; | |
} | |
static int | |
zero (void) | |
{ | |
return 0; | |
} | |
void * foo1_ifunc (void) __asm__ ("foo1"); | |
__asm__(".type foo1, %gnu_indirect_function"); | |
void * | |
foo1_ifunc (void) | |
{ | |
return ifunc_sel (one, minus_one, zero); | |
} | |
void * foo2_ifunc (void) __asm__ ("foo2"); | |
__asm__(".type foo2, %gnu_indirect_function"); | |
void * | |
foo2_ifunc (void) | |
{ | |
return ifunc_sel (minus_one, one, zero); | |
} | |
void * foo3_ifunc (void) __asm__ ("foo3"); | |
__asm__(".type foo3, %gnu_indirect_function"); | |
void * | |
foo3_ifunc (void) | |
{ | |
return ifunc_sel (one, zero, minus_one); | |
} |