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re PR middle-end/45484 (Invalid memory access in gcc.c-torture/execute/builtins/sprintf-chk.c)

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PR middle-end/45484
	* dwarf2out.c (flush_queued_reg_saves): Rename to...
	(dwarf2out_flush_queued_reg_saves): ... this.  No longer static.
	(dwarf2out_frame_debug_expr, dwarf2out_frame_debug): Adjust callers.
	* dwarf2out.h (dwarf2out_flush_queued_reg_saves): New prototype.
	* config/i386/i386.c (output_set_got): Call it.

From-SVN: r163823
This commit is contained in:
Jakub Jelinek 2010-09-03 16:46:39 +02:00 committed by Jakub Jelinek
parent 15a54c10cb
commit 87df9ea5a0
4 changed files with 17 additions and 14 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2010-09-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/45484
* dwarf2out.c (flush_queued_reg_saves): Rename to...
(dwarf2out_flush_queued_reg_saves): ... this. No longer static.
(dwarf2out_frame_debug_expr, dwarf2out_frame_debug): Adjust callers.
* dwarf2out.h (dwarf2out_flush_queued_reg_saves): New prototype.
* config/i386/i386.c (output_set_got): Call it.
2010-09-03 Michael Matz <matz@suse.de>
PR middle-end/45415

8
gcc/config/i386/i386.c
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@ -8119,13 +8119,7 @@ output_set_got (rtx dest, rtx label ATTRIBUTE_UNUSED)
/* Ensure all queued register saves are flushed before the
call. */
if (dwarf2out_do_frame ())
{
rtx insn;
start_sequence ();
insn = emit_barrier ();
end_sequence ();
dwarf2out_frame_debug (insn, false);
}
dwarf2out_flush_queued_reg_saves ();
#endif
xops[2] = gen_rtx_SYMBOL_REF (Pmode, ggc_strdup (name));
xops[2] = gen_rtx_MEM (QImode, xops[2]);

13
gcc/dwarf2out.c
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@ -471,7 +471,6 @@ static void output_cfi (dw_cfi_ref, dw_fde_ref, int);
static void output_cfi_directive (dw_cfi_ref);
static void output_call_frame_info (int);
static void dwarf2out_note_section_used (void);
static void flush_queued_reg_saves (void);
static bool clobbers_queued_reg_save (const_rtx);
static void dwarf2out_frame_debug_expr (rtx, const char *);
@ -1712,8 +1711,8 @@ queue_reg_save (const char *label, rtx reg, rtx sreg, HOST_WIDE_INT offset)
/* Output all the entries in QUEUED_REG_SAVES. */
static void
flush_queued_reg_saves (void)
void
dwarf2out_flush_queued_reg_saves (void)
{
struct queued_reg_save *q;
@ -2458,7 +2457,7 @@ dwarf2out_frame_debug_expr (rtx expr, const char *label)
{
/* We interpret reg_save differently with stack_realign set.
Thus we must flush whatever we have queued first. */
flush_queued_reg_saves ();
dwarf2out_flush_queued_reg_saves ();
gcc_assert (cfa_store.reg == REGNO (XEXP (src, 0)));
fde->stack_realign = 1;
@ -2705,7 +2704,7 @@ dwarf2out_frame_debug (rtx insn, bool after_p)
size_t i;
/* Flush any queued register saves. */
flush_queued_reg_saves ();
dwarf2out_flush_queued_reg_saves ();
/* Set up state for generating call frame debug info. */
lookup_cfa (&cfa);
@ -2733,7 +2732,7 @@ dwarf2out_frame_debug (rtx insn, bool after_p)
}
if (!NONJUMP_INSN_P (insn) || clobbers_queued_reg_save (insn))
flush_queued_reg_saves ();
dwarf2out_flush_queued_reg_saves ();
if (!RTX_FRAME_RELATED_P (insn))
{
@ -2841,7 +2840,7 @@ dwarf2out_frame_debug (rtx insn, bool after_p)
We could probably check just once, here, but this is safer than
removing the check above. */
if (clobbers_queued_reg_save (insn))
flush_queued_reg_saves ();
dwarf2out_flush_queued_reg_saves ();
}
/* Determine if we need to save and restore CFI information around this

1
gcc/dwarf2out.h
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@ -22,6 +22,7 @@ extern void dwarf2out_decl (tree);
extern void dwarf2out_frame_debug (rtx, bool);
extern void dwarf2out_cfi_begin_epilogue (rtx);
extern void dwarf2out_frame_debug_restore_state (void);
extern void dwarf2out_flush_queued_reg_saves (void);
extern void debug_dwarf (void);
struct die_struct;