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vxworks.h (vxworks_override_options): Declare.

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gcc/
	* config/vxworks.h (vxworks_override_options): Declare.
	(VXWORKS_OVERRIDE_OPTIONS): Use it.
	* config/vxworks.c: Include target.h and toplev.h.
	(vxworks_override_options): New function.
	* config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.

From-SVN: r122657
This commit is contained in:
Richard Sandiford 2007-03-07 11:52:52 +00:00 • committed by Richard Sandiford
parent 7afb5f3b68
commit ef67275542
4 changed files with 27 additions and 7 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2007-03-07 Richard Sandiford <richard@codesourcery.com>
* config/vxworks.h (vxworks_override_options): Declare.
(VXWORKS_OVERRIDE_OPTIONS): Use it.
* config/vxworks.c: Include target.h and toplev.h.
(vxworks_override_options): New function.
* config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (override_options): Don't emit an error when

2
gcc/config/t-vxworks
View file

@ -33,5 +33,5 @@ LIMITS_H_TEST = true
EXTRA_MULTILIB_PARTS =
vxworks.o: $(srcdir)/config/vxworks.c $(CONFIG_H) $(SYSTEM_H) coretypes.h \
output.h $(TM_H)
$(TARGET_H) toplev.h output.h $(TM_H)
$(CC) -c $(ALL_CFLAGS) $(ALL_CPPFLAGS) $(INCLUDES) $<

15
gcc/config/vxworks.c
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@ -23,6 +23,8 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "target.h"
#include "toplev.h"
#include "output.h"
#include "tm.h"
@ -54,3 +56,16 @@ vxworks_asm_out_destructor (rtx symbol, int priority)
/*constructor_p=*/false);
assemble_addr_to_section (symbol, sec);
}
/* Do VxWorks-specific parts of OVERRIDE_OPTIONS. */
void
vxworks_override_options (void)
{
/* We can use .ctors/.dtors sections only in RTP mode. */
targetm.have_ctors_dtors = TARGET_VXWORKS_RTP;
/* PIC is only supported for RTPs. */
if (flag_pic && !TARGET_VXWORKS_RTP)
error ("PIC is only supported for RTPs");
}

9
gcc/config/vxworks.h
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@ -82,13 +82,10 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
#define VXWORKS_STARTFILE_SPEC "%{mrtp:%{!shared:crt0.o%s}}"
#define VXWORKS_ENDFILE_SPEC ""
/* We can use .ctors/.dtors sections only in RTP mode.
Unfortunately this must be an integer constant expression;
fix up in override_options. */
/* Do VxWorks-specific parts of OVERRIDE_OPTIONS. */
#undef VXWORKS_OVERRIDE_OPTIONS
#define VXWORKS_OVERRIDE_OPTIONS do { \
targetm.have_ctors_dtors = TARGET_VXWORKS_RTP; \
} while (0)
#define VXWORKS_OVERRIDE_OPTIONS vxworks_override_options ()
extern void vxworks_override_options (void);
/* VxWorks requires special handling of constructors and destructors.
All VxWorks configurations must use these functions. */