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sh.c (expand_cbranchdi4): Initialize skip_label.

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* config/sh/sh.c (expand_cbranchdi4): Initialize skip_label.
	(sh_optimize_target_register_callee_saved): #if 0 the code
	using NOTE_INSN_LOOP_{BEG,END}.

From-SVN: r118784
This commit is contained in:
Kaz Kojima 2006-11-13 23:08:24 +00:00
parent 7c06f56575
commit cb3d3842bb
2 changed files with 11 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2006-11-13 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (expand_cbranchdi4): Initialize skip_label.
(sh_optimize_target_register_callee_saved): #if 0 the code
using NOTE_INSN_LOOP_{BEG,END}.
2006-11-13 Roger Sayle <roger@eyesopen.com>
* fold-const.c (optimize_bit_field_compare): Recursively call

6
gcc/config/sh/sh.c
View File

@ -1483,7 +1483,7 @@ bool
expand_cbranchdi4 (rtx *operands, enum rtx_code comparison)
{
enum rtx_code msw_taken, msw_skip, lsw_taken;
rtx skip_label;
rtx skip_label = NULL_RTX;
rtx op1h, op1l, op2h, op2l;
int num_branches;
int prob, rev_prob;
@ -9398,7 +9398,9 @@ static bool
sh_optimize_target_register_callee_saved (bool after_prologue_epilogue_gen)
{
HARD_REG_SET dummy;
#if 0
rtx insn;
#endif
if (! shmedia_space_reserved_for_target_registers)
return 0;
@ -9406,6 +9408,7 @@ sh_optimize_target_register_callee_saved (bool after_prologue_epilogue_gen)
return 0;
if (calc_live_regs (&dummy) >= 6 * 8)
return 1;
#if 0
/* This is a borderline case. See if we got a nested loop, or a loop
with a call, or with more than 4 labels inside. */
for (insn = get_insns(); insn; insn = NEXT_INSN (insn))
@ -9428,6 +9431,7 @@ sh_optimize_target_register_callee_saved (bool after_prologue_epilogue_gen)
|| NOTE_LINE_NUMBER (insn) != NOTE_INSN_LOOP_END);
}
}
#endif
return 0;
}