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reload.c (secondary_memlocs_elim_used): New static variable.

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* reload.c (secondary_memlocs_elim_used): New static variable.
	(get_secondary_mem): Update it.
	(find_reloads): Use it.

From-SVN: r76950
This commit is contained in:
Jan Hubicka 2004-01-30 11:28:37 +00:00
parent 1f2eae8da5
commit 048b0d2ef9
1 changed files with 9 additions and 1 deletions
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10
gcc/reload.c
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@ -173,6 +173,7 @@ struct decomposition
static rtx secondary_memlocs[NUM_MACHINE_MODES];
static rtx secondary_memlocs_elim[NUM_MACHINE_MODES][MAX_RECOG_OPERANDS];
static int secondary_memlocs_elim_used = 0;
#endif
/* The instruction we are doing reloads for;
@ -644,6 +645,8 @@ get_secondary_mem (rtx x ATTRIBUTE_UNUSED, enum machine_mode mode,
}
secondary_memlocs_elim[(int) mode][opnum] = loc;
if (secondary_memlocs_elim_used <= opnum)
secondary_memlocs_elim_used = opnum + 1;
return loc;
}
@ -2540,7 +2543,12 @@ find_reloads (rtx insn, int replace, int ind_levels, int live_known,
/* The eliminated forms of any secondary memory locations are per-insn, so
clear them out here. */
memset (secondary_memlocs_elim, 0, sizeof secondary_memlocs_elim);
if (secondary_memlocs_elim_used)
{
memset (secondary_memlocs_elim, 0,
sizeof (secondary_memlocs_elim[0]) * secondary_memlocs_elim_used);
secondary_memlocs_elim_used = 0;
}
#endif
/* Dispose quickly of (set (reg..) (reg..)) if both have hard regs and it