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| author | Alan Modra <amodra@gmail.com> | 2012-11-05 07:10:37 +0000 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2012-11-05 07:10:37 +0000 |
| commit | 552c607f04fd0925fb808fddc1803f966cc365c1 (patch) | |
| tree | 8b7e86ccd6c42dbb7f0b2721e4d355c3ac870078 | |
| parent | d4f1ee75e7381b210d5da54c9b6b6ff74aa96c00 (diff) | |
| download | gdb-552c607f04fd0925fb808fddc1803f966cc365c1.zip gdb-552c607f04fd0925fb808fddc1803f966cc365c1.tar.gz gdb-552c607f04fd0925fb808fddc1803f966cc365c1.tar.bz2 | |
* write.h (struct fix <fx_pcrel_adjust>): Make it a signed char.
* config/tc-m68k.c (tc_gen_reloc, md_pcrel_from): Remove explicit
sign extendion of fx_pxrel_adjust.
| -rw-r--r-- | gas/ChangeLog | 6 | ||||
| -rw-r--r-- | gas/config/tc-m68k.c | 8 | ||||
| -rw-r--r-- | gas/write.h | 4 |
3 files changed, 10 insertions, 8 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index ed0f297..082dfd6 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,3 +1,9 @@ +2012-11-05 Alan Modra <amodra@gmail.com> + + * write.h (struct fix <fx_pcrel_adjust>): Make it a signed char. + * config/tc-m68k.c (tc_gen_reloc, md_pcrel_from): Remove explicit + sign extendion of fx_pxrel_adjust. + 2012-11-01 Maciej W. Rozycki <macro@codesourcery.com> * config/tc-mips.c (is_delay_slot_valid): Simplify expression. diff --git a/gas/config/tc-m68k.c b/gas/config/tc-m68k.c index 21accf6..ea47ba4 100644 --- a/gas/config/tc-m68k.c +++ b/gas/config/tc-m68k.c @@ -1377,9 +1377,7 @@ tc_gen_reloc (asection *section ATTRIBUTE_UNUSED, fixS *fixp) reloc->addend = fixp->fx_addnumber; else reloc->addend = (section->vma - /* Explicit sign extension in case char is - unsigned. */ - + ((fixp->fx_pcrel_adjust & 0xff) ^ 0x80) - 0x80 + + fixp->fx_pcrel_adjust + fixp->fx_addnumber + md_pcrel_from (fixp)); #endif @@ -7911,9 +7909,7 @@ md_pcrel_from (fixS *fixP) { int adjust; - /* Because fx_pcrel_adjust is a char, and may be unsigned, we explicitly - sign extend the value here. */ - adjust = ((fixP->fx_pcrel_adjust & 0xff) ^ 0x80) - 0x80; + adjust = fixP->fx_pcrel_adjust; if (adjust == 64) adjust = -1; return fixP->fx_where + fixP->fx_frag->fr_address - adjust; diff --git a/gas/write.h b/gas/write.h index 8303f1b..d721581 100644 --- a/gas/write.h +++ b/gas/write.h @@ -64,8 +64,8 @@ struct fix /* The value is signed when checking for overflow. */ unsigned fx_signed : 1; - /* pc-relative offset adjust (only used by m68k and m68hc11) */ - char fx_pcrel_adjust; + /* pc-relative offset adjust (only used by some CPU specific code) */ + signed char fx_pcrel_adjust; /* How many bytes are involved? */ unsigned char fx_size; |