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lib1funcs.asm (div0): Use ARM_FUNC_START and do_push. 

2007-03-24  Paul Brook  <paul@codesourcery.com>

	* config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
	* config/arm/linux-eabi.h: Remove legacy syscall hack.

From-SVN: r123192
This commit is contained in:
Paul Brook 2007-03-25 01:07:45 +00:00 committed by Paul Brook
parent 81b780b061
commit 3303be154c
3 changed files with 9 additions and 6 deletions
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5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2007-03-24 Paul Brook <paul@codesourcery.com>
* config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
* config/arm/linux-eabi.h: Remove legacy syscall hack.
2007-03-24 Richard Henderson <rth@redhat.com>
* config/ia64/constraints.md: New file.

5
gcc/config/arm/lib1funcs.asm
View File

@ -1062,10 +1062,9 @@ LSYM(Lover12):
/* Constant taken from <asm/signal.h>. */
#define SIGFPE 8
.code 32
FUNC_START div0
ARM_FUNC_START div0
stmfd sp!, {r1, lr}
do_push {r1, lr}
mov r0, #SIGFPE
bl SYM(raise) __PLT__
RETLDM r1

5
gcc/config/arm/linux-eabi.h
View File

@ -65,8 +65,7 @@
#undef LIBGCC_SPEC
/* Clear the instruction cache from `beg' to `end'. This makes an
inline system call to SYS_cacheflush. It is modified to work with
both the original and EABI-only syscall interfaces. */
inline system call to SYS_cacheflush. */
#undef CLEAR_INSN_CACHE
#define CLEAR_INSN_CACHE(BEG, END) \
{ \
@ -74,7 +73,7 @@
register unsigned long _end __asm ("a2") = (unsigned long) (END); \
register unsigned long _flg __asm ("a3") = 0; \
register unsigned long _scno __asm ("r7") = 0xf0002; \
__asm __volatile ("swi 0x9f0002 @ sys_cacheflush" \
__asm __volatile ("swi 0 @ sys_cacheflush" \
: "=r" (_beg) \
: "0" (_beg), "r" (_end), "r" (_flg), "r" (_scno)); \
}