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Fix weak symbols for 68HC11 as

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This commit is contained in:
Stephane Carrez 2001-01-11 19:42:47 +00:00
parent 2f6d2f8520
commit d8273f3bf3
2 changed files with 27 additions and 6 deletions
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6
gas/ChangeLog
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@ -1,3 +1,9 @@
2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
* config/tc-m68hc11.c (md_estimate_size_before_relax):Don't
relax weak symbols.
(relaxable_symbol): New function.
2001-01-11 Andreas Jaeger <aj@suse.de>
* config/tc-i386.h (TC_RELOC_GLOBAL_OFFSET_TABLE): Removed, it's

27
gas/config/tc-m68hc11.c
View file

@ -1,5 +1,5 @@
/* tc-m68hc11.c -- Assembler code for the Motorola 68HC11 & 68HC12.
Copyright (C) 1999, 2000 Free Software Foundation.
Copyright (C) 1999, 2000, 2001 Free Software Foundation.
Written by Stephane Carrez (stcarrez@worldnet.fr)
This file is part of GAS, the GNU Assembler.
@ -2527,6 +2527,16 @@ md_convert_frag (abfd, sec, fragP)
}
}
/* On an ELF system, we can't relax an externally visible symbol,
as well as a weak symbol. The weak symbol can be overriden
at final link time by a non weak symbol. */
static int
relaxable_symbol (symbol)
symbolS* symbol;
{
return ! S_IS_EXTERNAL (symbol) && ! S_IS_WEAK (symbol);
}
/* Force truly undefined symbols to their maximum size, and generally set up
the frag list to be relaxed. */
int
@ -2549,7 +2559,8 @@ md_estimate_size_before_relax (fragP, segment)
|| IS_OPCODE (fragP->fr_opcode[0], M6812_BSR));
/* A relaxable case. */
if (S_GET_SEGMENT (fragP->fr_symbol) == segment)
if (S_GET_SEGMENT (fragP->fr_symbol) == segment
&& relaxable_symbol (fragP->fr_symbol))
{
fragP->fr_subtype = ENCODE_RELAX (STATE_PC_RELATIVE, STATE_BYTE);
}
@ -2575,7 +2586,8 @@ md_estimate_size_before_relax (fragP, segment)
case ENCODE_RELAX (STATE_CONDITIONAL_BRANCH, STATE_UNDF):
assert (current_architecture & cpu6811);
if (S_GET_SEGMENT (fragP->fr_symbol) == segment)
if (S_GET_SEGMENT (fragP->fr_symbol) == segment
&& relaxable_symbol (fragP->fr_symbol))
{
fragP->fr_subtype = ENCODE_RELAX (STATE_CONDITIONAL_BRANCH,
STATE_BYTE);
@ -2600,7 +2612,8 @@ md_estimate_size_before_relax (fragP, segment)
case ENCODE_RELAX (STATE_INDEXED_OFFSET, STATE_UNDF):
assert (current_architecture & cpu6812);
if (S_GET_SEGMENT (fragP->fr_symbol) == segment)
if (S_GET_SEGMENT (fragP->fr_symbol) == segment
&& relaxable_symbol (fragP->fr_symbol))
{
fragP->fr_subtype = ENCODE_RELAX (STATE_INDEXED_OFFSET,
STATE_BITS5);
@ -2622,7 +2635,8 @@ md_estimate_size_before_relax (fragP, segment)
case ENCODE_RELAX (STATE_XBCC_BRANCH, STATE_UNDF):
assert (current_architecture & cpu6812);
if (S_GET_SEGMENT (fragP->fr_symbol) == segment)
if (S_GET_SEGMENT (fragP->fr_symbol) == segment
&& relaxable_symbol (fragP->fr_symbol))
{
fragP->fr_subtype = ENCODE_RELAX (STATE_XBCC_BRANCH, STATE_BYTE);
}
@ -2646,7 +2660,8 @@ md_estimate_size_before_relax (fragP, segment)
case ENCODE_RELAX (STATE_CONDITIONAL_BRANCH_6812, STATE_UNDF):
assert (current_architecture & cpu6812);
if (S_GET_SEGMENT (fragP->fr_symbol) == segment)
if (S_GET_SEGMENT (fragP->fr_symbol) == segment
&& relaxable_symbol (fragP->fr_symbol))
{
fragP->fr_subtype = ENCODE_RELAX (STATE_CONDITIONAL_BRANCH_6812,
STATE_BYTE);