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Properly fold _GLOBAL_OFFSET_TABLE_ in Intel syntax.

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gas/

2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/12186
	* config/tc-i386-intel.c (i386_intel_fold): Properly fold
	_GLOBAL_OFFSET_TABLE_.

gas/testsuite/

2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>

	PR gas/12186
	* gas/i386/gotpc.s: Add more _GLOBAL_OFFSET_TABLE_ test.
	* gas/i386/gotpc.d: Updated.
This commit is contained in:
H.J. Lu 2010-11-03 14:18:43 +00:00
parent 3f9a327892
commit 27dee630aa
5 changed files with 22 additions and 1 deletions
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6
gas/ChangeLog
View File

@ -1,3 +1,9 @@
2010-11-03 H.J. Lu <hongjiu.lu@intel.com>
PR gas/12186
* config/tc-i386-intel.c (i386_intel_fold): Properly fold
_GLOBAL_OFFSET_TABLE_.
2010-11-02 Joseph Myers <joseph@codesourcery.com> 2010-11-02 Joseph Myers <joseph@codesourcery.com>
* config/tc-tic6x.c (OPTION_MPID, OPTION_MPIC, OPTION_MNO_PIC): * config/tc-tic6x.c (OPTION_MPID, OPTION_MPIC, OPTION_MNO_PIC):

7
gas/config/tc-i386-intel.c
View File

@ -227,15 +227,20 @@ static INLINE int i386_intel_check (const reg_entry *rreg,
static INLINE void i386_intel_fold (expressionS *e, symbolS *sym) static INLINE void i386_intel_fold (expressionS *e, symbolS *sym)
{ {
expressionS *exp = symbol_get_value_expression (sym);
if (S_GET_SEGMENT (sym) == absolute_section) if (S_GET_SEGMENT (sym) == absolute_section)
{ {
offsetT val = e->X_add_number; offsetT val = e->X_add_number;
*e = *symbol_get_value_expression (sym); *e = *exp;
e->X_add_number += val; e->X_add_number += val;
} }
else else
{ {
if (exp->X_op == O_symbol
&& strcmp (S_GET_NAME (exp->X_add_symbol),
GLOBAL_OFFSET_TABLE_NAME) == 0)
sym = exp->X_add_symbol;
e->X_add_symbol = sym; e->X_add_symbol = sym;
e->X_op_symbol = NULL; e->X_op_symbol = NULL;
e->X_op = O_symbol; e->X_op = O_symbol;

6
gas/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2010-11-03 H.J. Lu <hongjiu.lu@intel.com>
PR gas/12186
* gas/i386/gotpc.s: Add more _GLOBAL_OFFSET_TABLE_ test.
* gas/i386/gotpc.d: Updated.
2010-11-02 Joseph Myers <joseph@codesourcery.com> 2010-11-02 Joseph Myers <joseph@codesourcery.com>
* gas/tic6x/attr-array-directive-1.d, * gas/tic6x/attr-array-directive-1.d,

1
gas/testsuite/gas/i386/gotpc.d
View File

@ -51,4 +51,5 @@ Disassembly of section .text:
e4: 00 00 [ ]*add %al,\(%eax\) e4: (R_386_)?GOTOFF _GLOBAL_OFFSET_TABLE_ e4: 00 00 [ ]*add %al,\(%eax\) e4: (R_386_)?GOTOFF _GLOBAL_OFFSET_TABLE_
e6: 00 00 [ ]*add %al,\(%eax\) e6: 00 00 [ ]*add %al,\(%eax\)
e8: 8b 83 00 00 00 00 [ ]*mov 0x0\(%ebx\),%eax ea: (R_386_)?GOTOFF _GLOBAL_OFFSET_TABLE_ e8: 8b 83 00 00 00 00 [ ]*mov 0x0\(%ebx\),%eax ea: (R_386_)?GOTOFF _GLOBAL_OFFSET_TABLE_
ee: 81 c3 02 00 00 00 [ ]*add \$0x2,%ebx f0: (R_386_)GOTPC _GLOBAL_OFFSET_TABLE_
#pass #pass

3
gas/testsuite/gas/i386/gotpc.s
View File

@ -39,3 +39,6 @@ test:
.long _GLOBAL_OFFSET_TABLE_+[.-test] .long _GLOBAL_OFFSET_TABLE_+[.-test]
.long _GLOBAL_OFFSET_TABLE_@GOTOFF .long _GLOBAL_OFFSET_TABLE_@GOTOFF
movl _GLOBAL_OFFSET_TABLE_@GOTOFF (%ebx), %eax movl _GLOBAL_OFFSET_TABLE_@GOTOFF (%ebx), %eax
.intel_syntax noprefix
add ebx, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_