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| author | Nick Clifton <nickc@redhat.com> | 2013-06-13 08:53:35 +0000 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2013-06-13 08:53:35 +0000 |
| commit | 909c7f9cbf0b6c33f14a68be54723c89cfbadf8c (patch) | |
| tree | b1fabf099649cd60c6f0992894c3ec7c7352cf19 /gas/config | |
| parent | 479a1f0a6f2b84bceb69def3372e3dc7992f0301 (diff) | |
| download | gdb-909c7f9cbf0b6c33f14a68be54723c89cfbadf8c.zip gdb-909c7f9cbf0b6c33f14a68be54723c89cfbadf8c.tar.gz gdb-909c7f9cbf0b6c33f14a68be54723c89cfbadf8c.tar.bz2 | |
PR gas/15602
* config/tc-m68k.h (TC_CHECK_ADJUSTED_BROKEN_DOT_WORD): Define.
* config/tc-m68k.c (tc_m68k_check_adjusted_broken_word): New
function. Generates an error if the adjusted offset is out of a
16-bit range.
Diffstat (limited to 'gas/config')
| -rw-r--r-- | gas/config/tc-m68k.c | 14 | ||||
| -rw-r--r-- | gas/config/tc-m68k.h | 6 |
2 files changed, 20 insertions, 0 deletions
diff --git a/gas/config/tc-m68k.c b/gas/config/tc-m68k.c index ea47ba4..d16b5d9 100644 --- a/gas/config/tc-m68k.c +++ b/gas/config/tc-m68k.c @@ -8133,3 +8133,17 @@ tc_m68k_frame_initial_instructions (void) cfi_add_CFA_def_cfa (sp_regno, -DWARF2_CIE_DATA_ALIGNMENT); cfi_add_CFA_offset (DWARF2_DEFAULT_RETURN_COLUMN, DWARF2_CIE_DATA_ALIGNMENT); } + +/* Check and emit error if broken-word handling has failed to fix up a + case-table. This is called from write.c, after doing everything it + knows about how to handle broken words. */ + +void +tc_m68k_check_adjusted_broken_word (offsetT new_offset, struct broken_word *brokwP) +{ + if (new_offset > 32767 || new_offset < -32768) + as_bad_where (brokwP->frag->fr_file, brokwP->frag->fr_line, + _("Adjusted signed .word (%#lx) overflows: `switch'-statement too large."), + (long) new_offset); +} + diff --git a/gas/config/tc-m68k.h b/gas/config/tc-m68k.h index bcf4607..bf938f2 100644 --- a/gas/config/tc-m68k.h +++ b/gas/config/tc-m68k.h @@ -188,3 +188,9 @@ extern void tc_m68k_frame_initial_instructions (void); /* However, follow compiler's guidance when it specifies encoding for LSDA. */ # define CFI_DIFF_LSDA_OK 1 #endif + +struct broken_word; +#define TC_CHECK_ADJUSTED_BROKEN_DOT_WORD(new_offset, brokw) \ + tc_m68k_check_adjusted_broken_word ((offsetT) (new_offset), (brokw)) +extern void tc_m68k_check_adjusted_broken_word (offsetT, + struct broken_word *); |