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arm: Handle R_ARM_NONE relocs

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These relocations are used to express a dependency on a certain
symbol (e.g. for EABIs exception handling to the
__aeabi_unwind_cpp_pr{0,1,2} routines).  Just ignore them in
reloc processing.
This commit is contained in:
Michael Matz 2014-04-04 23:33:04 +02:00
parent 5879c854fb
commit 0688afdd34
1 changed files with 4 additions and 0 deletions
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tccelf.c
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@ -769,6 +769,10 @@ ST_FUNC void relocate_section(TCCState *s1, Section *s)
if ((0x0ffffff0 & *(int*)ptr) == 0x012FFF10)
*(int*)ptr ^= 0xE12FFF10 ^ 0xE1A0F000; /* BX Rm -> MOV PC, Rm */
break;
case R_ARM_NONE:
/* Nothing to do. Normally used to indicate a dependency
on a certain symbol (like for exception handling under EABI). */
break;
default:
fprintf(stderr,"FIXME: handle reloc type %x at %x [%p] to %x\n",
type, (unsigned)addr, ptr, (unsigned)val);