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reverse the order of relocs in mach-o gas output.

Browse source 
gas:

	* config/obj-macho.c (obj_mach_o_reorder_section_relocs): New.
	* config/obj-macho.h (SET_SECTION_RELOCS): Define.
	(obj_mach_o_reorder_section_relocs): Declare.

gas/testsuite:

	* gas/all/redef2.d: Skip for Darwin.
	* gas/all/redef3.d: Likewise.
	* gas/all/weakref1.d: Likewise.
	* gas/macros/irp.d: Likewise.
	* gas/macros/repeat.d: Likewise.
	* gas/macros/rept.d: Likewise.
	* gas/macros/test2.d: Likewise.
	* gas/macros/vararg.d: Likewise.
	* gas/mach-o/macro-irp.d: New.
	* gas/mach-o/macro-repeat.d: New.
	* gas/mach-o/macro-rept.d: New.
	* gas/mach-o/macro-test2.d: New.
	* gas/mach-o/macro-vararg.d: New.
	* gas/mach-o/redef2.d: New.
	* gas/mach-o/redef3.d: New.
This commit is contained in:
Iain Sandoe 2012-01-13 15:19:13 +00:00
parent 0ee339bc47
commit 34dd18bca5
19 changed files with 188 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
gas/ChangeLog
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@ -1,3 +1,9 @@
2012-01-13 Tristan Gingold <gingold@adacore.com>
* config/obj-macho.c (obj_mach_o_reorder_section_relocs): New.
* config/obj-macho.h (SET_SECTION_RELOCS): Define.
(obj_mach_o_reorder_section_relocs): Declare.
2012-01-13 Iain Sandoe <idsandoe@googlemail.com>
* config/obj-macho.c (obj_mach_o_set_indirect_symbols): Handle

17
gas/config/obj-macho.c
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@ -1679,6 +1679,23 @@ obj_mach_o_frob_file_after_relocs (void)
bfd_map_over_sections (stdoutput, obj_mach_o_set_indirect_symbols, (char *) 0);
}
/* Reverse relocations order to make ld happy. */
void
obj_mach_o_reorder_section_relocs (asection *sec, arelent **rels, unsigned int n)
{
unsigned int i;
unsigned int max = n / 2;
for (i = 0; i < max; i++)
{
arelent *r = rels[i];
rels[i] = rels[n - i - 1];
rels[n - i - 1] = r;
}
bfd_set_reloc (stdoutput, sec, rels, n);
}
/* Support stabs for mach-o. */
void

5
gas/config/obj-macho.h
View file

@ -68,6 +68,11 @@ void obj_mach_o_post_relax_hook (void);
#define obj_frob_file_after_relocs obj_mach_o_frob_file_after_relocs
extern void obj_mach_o_frob_file_after_relocs (void);
void obj_mach_o_reorder_section_relocs (asection *, arelent **, unsigned int);
#define SET_SECTION_RELOCS(sec, relocs, n) \
obj_mach_o_reorder_section_relocs (sec, relocs, n)
#define EMIT_SECTION_SYMBOLS 0
#define OBJ_PROCESS_STAB(SEG,W,S,T,O,D) obj_mach_o_process_stab(W,S,T,O,D)

18
gas/testsuite/ChangeLog
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@ -1,3 +1,21 @@
2012-01-13 Iain Sandoe <idsandoe@googlemail.com>
* gas/all/redef2.d: Skip for Darwin.
* gas/all/redef3.d: Likewise.
* gas/all/weakref1.d: Likewise.
* gas/macros/irp.d: Likewise.
* gas/macros/repeat.d: Likewise.
* gas/macros/rept.d: Likewise.
* gas/macros/test2.d: Likewise.
* gas/macros/vararg.d: Likewise.
* gas/mach-o/macro-irp.d: New.
* gas/mach-o/macro-repeat.d: New.
* gas/mach-o/macro-rept.d: New.
* gas/mach-o/macro-test2.d: New.
* gas/mach-o/macro-vararg.d: New.
* gas/mach-o/redef2.d: New.
* gas/mach-o/redef3.d: New.
2012-01-13 Iain Sandoe <idsandoe@googlemail.com>
* gas/mach-o/dysymtab-3.d: New.

1
gas/testsuite/gas/all/redef2.d
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@ -1,5 +1,6 @@
#objdump: -rs -j .data -j "\$DATA\$"
#name: .equ redefinitions (2)
#not-target: *-*-darwin*
.*: .*

2
gas/testsuite/gas/all/redef3.d
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@ -1,6 +1,6 @@
#objdump: -rsj .data
#name: .equ redefinitions (3)
#not-target: arc-*-*
#not-target: arc-*-* *-*darwin*
.*: .*

3
gas/testsuite/gas/all/weakref1.d
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@ -2,8 +2,9 @@
#name: weakref tests, relocations
# ecoff (OSF/alpha) lacks .weak support
# pdp11 lacks .long
# darwin (mach-o) reverses the order of relocs.
# the following must be present in all weakref1*.d
#not-target: alpha*-*-osf* *-*-ecoff pdp11-*-aout
#not-target: alpha*-*-osf* *-*-ecoff pdp11-*-aout *-*-darwin*
#...
RELOCATION RECORDS FOR \[(\.text|\$CODE\$)\]:

14
gas/testsuite/gas/mach-o/macro-irp.d Normal file
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@ -0,0 +1,14 @@
#objdump: -r
#name: macro irp
#source: ../macros/irp.s
.*: +file format .*
RELOCATION RECORDS FOR .*
OFFSET[ ]+TYPE[ ]+VALUE.*
0+14[ ]+[a-zA-Z0-9_]+[ ]+bar3
0+10[ ]+[a-zA-Z0-9_]+[ ]+bar2
0+0c[ ]+[a-zA-Z0-9_]+[ ]+bar1
0+08[ ]+[a-zA-Z0-9_]+[ ]+foo3
0+04[ ]+[a-zA-Z0-9_]+[ ]+foo2
0+00[ ]+[a-zA-Z0-9_]+[ ]+foo1

44
gas/testsuite/gas/mach-o/macro-repeat.d Normal file
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@ -0,0 +1,44 @@
#objdump: -r
#name: nested irp/irpc/rept
#source: ../macros/repeat.s
.*: +file format .*
RELOCATION RECORDS FOR .*
OFFSET[ ]+TYPE[ ]+VALUE.*
0+8c[ ]+[a-zA-Z0-9_]+[ ]+rept_rept
0+88[ ]+[a-zA-Z0-9_]+[ ]+rept_rept
0+84[ ]+[a-zA-Z0-9_]+[ ]+rept_rept
0+80[ ]+[a-zA-Z0-9_]+[ ]+rept_rept
0+7c[ ]+[a-zA-Z0-9_]+[ ]+rept_irpc_8
0+78[ ]+[a-zA-Z0-9_]+[ ]+rept_irpc_9
0+74[ ]+[a-zA-Z0-9_]+[ ]+rept_irpc_8
0+70[ ]+[a-zA-Z0-9_]+[ ]+rept_irpc_9
0+6c[ ]+[a-zA-Z0-9_]+[ ]+rept_irp_8
0+68[ ]+[a-zA-Z0-9_]+[ ]+rept_irp_9
0+64[ ]+[a-zA-Z0-9_]+[ ]+rept_irp_8
0+60[ ]+[a-zA-Z0-9_]+[ ]+rept_irp_9
0+5c[ ]+[a-zA-Z0-9_]+[ ]+irpc_rept_2
0+58[ ]+[a-zA-Z0-9_]+[ ]+irpc_rept_2
0+54[ ]+[a-zA-Z0-9_]+[ ]+irpc_rept_1
0+50[ ]+[a-zA-Z0-9_]+[ ]+irpc_rept_1
0+4c[ ]+[a-zA-Z0-9_]+[ ]+irpc_irpc_28
0+48[ ]+[a-zA-Z0-9_]+[ ]+irpc_irpc_29
0+44[ ]+[a-zA-Z0-9_]+[ ]+irpc_irpc_18
0+40[ ]+[a-zA-Z0-9_]+[ ]+irpc_irpc_19
0+3c[ ]+[a-zA-Z0-9_]+[ ]+irpc_irp_28
0+38[ ]+[a-zA-Z0-9_]+[ ]+irpc_irp_29
0+34[ ]+[a-zA-Z0-9_]+[ ]+irpc_irp_18
0+30[ ]+[a-zA-Z0-9_]+[ ]+irpc_irp_19
0+2c[ ]+[a-zA-Z0-9_]+[ ]+irp_rept_2
0+28[ ]+[a-zA-Z0-9_]+[ ]+irp_rept_2
0+24[ ]+[a-zA-Z0-9_]+[ ]+irp_rept_1
0+20[ ]+[a-zA-Z0-9_]+[ ]+irp_rept_1
0+1c[ ]+[a-zA-Z0-9_]+[ ]+irp_irpc_28
0+18[ ]+[a-zA-Z0-9_]+[ ]+irp_irpc_29
0+14[ ]+[a-zA-Z0-9_]+[ ]+irp_irpc_18
0+10[ ]+[a-zA-Z0-9_]+[ ]+irp_irpc_19
0+0c[ ]+[a-zA-Z0-9_]+[ ]+irp_irp_28
0+08[ ]+[a-zA-Z0-9_]+[ ]+irp_irp_29
0+04[ ]+[a-zA-Z0-9_]+[ ]+irp_irp_18
0+00[ ]+[a-zA-Z0-9_]+[ ]+irp_irp_19

11
gas/testsuite/gas/mach-o/macro-rept.d Normal file
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@ -0,0 +1,11 @@
#objdump: -r
#name: macro rept
#source: ../macros/rept.s
.*: +file format .*
RELOCATION RECORDS FOR .*
OFFSET[ ]+TYPE[ ]+VALUE.*
0+08[ ]+[a-zA-Z0-9_]+[ ]+foo1
0+04[ ]+[a-zA-Z0-9_]+[ ]+foo1
0+00[ ]+[a-zA-Z0-9_]+[ ]+foo1

11
gas/testsuite/gas/mach-o/macro-test2.d Normal file
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@ -0,0 +1,11 @@
#objdump: -r
#name: macro test 2
#source: ../macros/test2.s
.*: +file format .*
RELOCATION RECORDS FOR .*
OFFSET[ ]+TYPE[ ]+VALUE.*
0+08[ ]+[a-zA-Z0-9_]+[ ]+foo3
0+04[ ]+[a-zA-Z0-9_]+[ ]+foo2
0+00[ ]+[a-zA-Z0-9_]+[ ]+foo1

14
gas/testsuite/gas/mach-o/macro-vararg.d Normal file
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@ -0,0 +1,14 @@
#objdump: -r
#name: macro vararg
#source: ../macros/vararg.s
.*: +file format .*
RELOCATION RECORDS FOR .*
OFFSET[ ]+TYPE[ ]+VALUE.*
0+14[ ]+[a-zA-Z0-9_]+[ ]+foo6
0+10[ ]+[a-zA-Z0-9_]+[ ]+foo5
0+0c[ ]+[a-zA-Z0-9_]+[ ]+foo4
0+08[ ]+[a-zA-Z0-9_]+[ ]+foo3
0+04[ ]+[a-zA-Z0-9_]+[ ]+foo2
0+00[ ]+[a-zA-Z0-9_]+[ ]+foo1

17
gas/testsuite/gas/mach-o/redef2.d Normal file
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@ -0,0 +1,17 @@
#objdump: -rs -j .data -j "\$DATA\$"
#name: .equ redefinitions (2)
# identical to ../all, we just need to reverse the relocs.
#source: ../all/redef2.s
.*: .*
RELOCATION RECORDS FOR .*
.*
0+10.*(sym|(\.data|\$DATA\$)(\+0x0+10)?)
0+08.*xtrn
0+00.*(here|\.data|\$DATA\$)
#...
Contents of section (\.data|\$DATA\$):
0000 00000000 11111111 00000000 22222222[ ]+................[ ]*
0010 [01]00000[01]0 .*
#pass

17
gas/testsuite/gas/mach-o/redef3.d Normal file
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@ -0,0 +1,17 @@
#objdump: -rsj .data
#name: .equ redefinitions (3)
#identical to ../all/redef, we just need to reverse the relocs.
#source: ../all/redef3.s
.*: .*
RELOCATION RECORDS FOR .*
.*
0+10.*sym
0+08.*xtrn
0+00.*(here|\.data)
#...
Contents of section \.data:
0000 00000000 11111111 00000000 22222222[ ]+................[ ]*
0010 00000000 .*
#pass

2
gas/testsuite/gas/macros/irp.d
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@ -1,5 +1,7 @@
#objdump: -r
#name: macro irp
#darwin (mach-o) reverses relocs.
#not-target: *-*-darwin*
.*: +file format .*

2
gas/testsuite/gas/macros/repeat.d
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@ -1,5 +1,7 @@
#objdump: -r
#name: nested irp/irpc/rept
# darwin (mach-o) reverse relocs.
#not-target: *-*-darwin*
.*: +file format .*

2
gas/testsuite/gas/macros/rept.d
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@ -1,5 +1,7 @@
#objdump: -r
#name: macro rept
#darwin (mach-o) reverses relocs.
#not-target: *-*-darwin*
.*: +file format .*

2
gas/testsuite/gas/macros/test2.d
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@ -1,5 +1,7 @@
#objdump: -r
#name: macro test 2
# darwin(mach-o) reverses the order of relocs.
#not-target: *-*-darwin*
.*: +file format .*

2
gas/testsuite/gas/macros/vararg.d
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@ -1,5 +1,7 @@
#objdump: -r
#name: macro vararg
# darwin (mach-o) reverses relocs.
#not-target: *-*-darwin*
.*: +file format .*