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re PR target/49862 (bfin.c warnings) 

PR target/49862
	* config/bfin/bfin.c (hwloop_optimize): Fix unused variable
	warnings.
	(hwloop_pattern_reg): Fix set but not used warning.
	(bfin_reorg_loops): Remove unused parameter.
	(bfin_reorg): Update use of bfin_reorg_loops.

From-SVN: r185125
This commit is contained in:
Jie Zhang 2012-03-09 05:54:25 +00:00 committed by Jie Zhang
parent 060b4284aa
commit 9916d7ea44
2 changed files with 12 additions and 6 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2012-03-08 Jie Zhang <jzhang918@gmail.com>
PR target/49862
* config/bfin/bfin.c (hwloop_optimize): Fix unused variable
warnings.
(hwloop_pattern_reg): Fix set but not used warning.
(bfin_reorg_loops): Remove unused parameter.
(bfin_reorg): Update use of bfin_reorg_loops.
2012-03-08 H.J. Lu <hongjiu.lu@intel.com> 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (setup_incoming_varargs_64): Use word_mode * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode

9
gcc/config/bfin/bfin.c
View File

@ -3411,14 +3411,12 @@ static bool
hwloop_optimize (hwloop_info loop) hwloop_optimize (hwloop_info loop)
{ {
basic_block bb; basic_block bb;
hwloop_info inner;
rtx insn, last_insn; rtx insn, last_insn;
rtx loop_init, start_label, end_label; rtx loop_init, start_label, end_label;
rtx iter_reg, scratchreg, scratch_init, scratch_init_insn; rtx iter_reg, scratchreg, scratch_init, scratch_init_insn;
rtx lc_reg, lt_reg, lb_reg; rtx lc_reg, lt_reg, lb_reg;
rtx seq, seq_end; rtx seq, seq_end;
int length; int length;
unsigned ix;
bool clobber0, clobber1; bool clobber0, clobber1;
if (loop->depth > MAX_LOOP_DEPTH) if (loop->depth > MAX_LOOP_DEPTH)
@ -3840,12 +3838,11 @@ hwloop_fail (hwloop_info loop)
static rtx static rtx
hwloop_pattern_reg (rtx insn) hwloop_pattern_reg (rtx insn)
{ {
rtx pat, reg; rtx reg;
if (!JUMP_P (insn) || recog_memoized (insn) != CODE_FOR_loop_end) if (!JUMP_P (insn) || recog_memoized (insn) != CODE_FOR_loop_end)
return NULL_RTX; return NULL_RTX;
pat = PATTERN (insn);
reg = SET_DEST (XVECEXP (PATTERN (insn), 0, 1)); reg = SET_DEST (XVECEXP (PATTERN (insn), 0, 1));
if (!REG_P (reg)) if (!REG_P (reg))
return NULL_RTX; return NULL_RTX;
@ -3864,7 +3861,7 @@ static struct hw_doloop_hooks bfin_doloop_hooks =
hardware loops are generated. */ hardware loops are generated. */
static void static void
bfin_reorg_loops (FILE *dump_file) bfin_reorg_loops (void)
{ {
reorg_loops (true, &bfin_doloop_hooks); reorg_loops (true, &bfin_doloop_hooks);
} }
@ -4601,7 +4598,7 @@ bfin_reorg (void)
/* Doloop optimization */ /* Doloop optimization */
if (cfun->machine->has_hardware_loops) if (cfun->machine->has_hardware_loops)
bfin_reorg_loops (dump_file); bfin_reorg_loops ();
workaround_speculation (); workaround_speculation ();