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backtrace: Remove assembly assumption that grub_backtrace_pointer is under 4G

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This commit is contained in:
Vladimir Serbinenko 2015-12-30 18:19:44 +01:00
parent 93ecc3f1f8
commit 79cfad6fbe
1 changed files with 4 additions and 4 deletions
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8
grub-core/lib/i386/backtrace.c
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@ -56,11 +56,11 @@ void
grub_backtrace (void) grub_backtrace (void)
{ {
#ifdef __x86_64__ #ifdef __x86_64__
asm volatile ("movq %rbp, %rdi\n" asm volatile ("movq %%rbp, %%rdi\n"
"call " EXT_C("grub_backtrace_pointer")); "call %%rax": :"a"(grub_backtrace_pointer));
#else #else
asm volatile ("movl %ebp, %eax\n" asm volatile ("movl %%ebp, %%eax\n"
"call " EXT_C("grub_backtrace_pointer")); "call %%ecx": :"c"(grub_backtrace_pointer));
#endif #endif
} }