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| author | Ian Lance Taylor <ian@airs.com> | 1995-11-09 21:15:10 +0000 |
|---|---|---|
| committer | Ian Lance Taylor <ian@airs.com> | 1995-11-09 21:15:10 +0000 |
| commit | a9a675966b01b17739c927872b25e6585b209342 (patch) | |
| tree | d73a6c4e786315319e5508e0403af0e9d743515c | |
| parent | 922530a691cbb654a1cba0b25f636123f06a4213 (diff) | |
| download | gdb-a9a675966b01b17739c927872b25e6585b209342.zip gdb-a9a675966b01b17739c927872b25e6585b209342.tar.gz gdb-a9a675966b01b17739c927872b25e6585b209342.tar.bz2 | |
* config/tc-a29k.c (md_apply_fix): Warn if an attempt is made to
generate a reloc which the linker will not handle correctly. Fix
overflow checking--R_IREL is 18 bits, not 17.
| -rw-r--r-- | gas/config/tc-a29k.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/gas/config/tc-a29k.c b/gas/config/tc-a29k.c index 015d901..4c24f9e 100644 --- a/gas/config/tc-a29k.c +++ b/gas/config/tc-a29k.c @@ -851,11 +851,21 @@ md_apply_fix (fixP, val) case RELOC_JUMPTARG: /* 00XX00XX pattern in a word */ if (!fixP->fx_done) - /* let linker deal */ - ; + { + /* The linker tries to support both AMD and old GNU style + R_IREL relocs. That means that if the addend is exactly + the negative of the address within the section, the + linker will not handle it correctly. */ + if (fixP->fx_pcrel + && val != 0 + && val == - (fixP->fx_frag->fr_address + fixP->fx_where)) + as_bad_where + (fixP->fx_file, fixP->fx_line, + "the linker will not handle this relocation correctly"); + } else if (fixP->fx_pcrel) { - long v = val >> 16; + long v = val >> 17; if (v != 0 && v != -1) as_bad_where (fixP->fx_file, fixP->fx_line, "call/jmp target out of range"); |