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re PR target/13819 (sh-elf broken; abort in sh_reorg()) 

PR optimization/13819
* config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
introduced by 2004-01-20's Jan Hubicka's copy_insn change.
(sh_handle_sp_switch_attribute): Remove warning.

From-SVN: r76425
This commit is contained in:
Alexandre Oliva 2004-01-23 15:29:09 +00:00 committed by Alexandre Oliva
parent f1184d57e2
commit 0f2b41b2d8
2 changed files with 14 additions and 4 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2004-01-23 Alexandre Oliva <aoliva@redhat.com>
PR optimization/13819
* config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
introduced by 2004-01-20's Jan Hubicka's copy_insn change.
(sh_handle_sp_switch_attribute): Remove warning.
2003-11-30 Jan Hubicka <jh@suse.cz>
* i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets.

11
gcc/config/sh/sh.c
View File

@ -4092,8 +4092,10 @@ sh_reorg (void)
if (GET_CODE (dst) == REG && FP_ANY_REGISTER_P (REGNO (dst)))
{
/* This must be an insn that clobbers r0. */
rtx clobber = XVECEXP (PATTERN (scan), 0,
XVECLEN (PATTERN (scan), 0) - 1);
rtx *clobberp = &XVECEXP (PATTERN (scan), 0,
XVECLEN (PATTERN (scan), 0)
- 1);
rtx clobber = *clobberp;
if (GET_CODE (clobber) != CLOBBER
|| ! rtx_equal_p (XEXP (clobber, 0), r0_rtx))
@ -4137,7 +4139,8 @@ sh_reorg (void)
last_float_addr = &XEXP (newsrc, 0);
/* Remove the clobber of r0. */
XEXP (clobber, 0) = gen_rtx_SCRATCH (Pmode);
*clobberp = gen_rtx_CLOBBER (GET_MODE (clobber),
gen_rtx_SCRATCH (Pmode));
RTX_UNCHANGING_P (newsrc) = 1;
}
/* This is a mova needing a label. Create it. */
@ -6775,7 +6778,7 @@ sh_handle_sp_switch_attribute (tree *node, tree name, tree args,
}
else
{
char *s = ggc_strdup (TREE_STRING_POINTER (TREE_VALUE (args)));
const char *s = ggc_strdup (TREE_STRING_POINTER (TREE_VALUE (args)));
sp_switch = gen_rtx_SYMBOL_REF (VOIDmode, s);
}