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(init_reg_sets): Invoke INIT_ONCE_REG_SET.

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(allocate_reg_info): Invoke MAX_REGNO_REG_SET.
(regset_release_memory): Free basic_block_live_at_start storage.

From-SVN: r14424
This commit is contained in:
Richard Kenner 1997-07-14 06:50:48 -04:00
parent a1493f9fb4
commit 73b764487b
1 changed files with 21 additions and 1 deletions
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22
gcc/regclass.c
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@ -1,5 +1,5 @@
/* Compute register class preferences for pseudo-registers.
Copyright (C) 1987, 88, 91, 92, 93, 94, 96, 1997 Free Software Foundation, Inc.
Copyright (C) 1987, 88, 91-96, 1997 Free Software Foundation, Inc.
This file is part of GNU CC.
@ -346,6 +346,9 @@ init_reg_sets ()
may_move_cost[i][j] = cost;
}
/* Do any additional initialization regsets may need */
INIT_ONCE_REG_SET ();
}
/* After switches have been processed, which perhaps alter
@ -1729,6 +1732,9 @@ allocate_reg_info (num_regs, new_p, renumber_p)
if (renumber_p)
reg_renumber = renumber;
/* Tell the regset code about the new number of registers */
MAX_REGNO_REG_SET (num_regs, new_p, renumber_p);
regno_max = num_regs;
}
@ -1943,3 +1949,17 @@ reg_classes_intersect_p (c1, c2)
return 0;
}
/* Release any memory allocated by register sets. */
void
regset_release_memory ()
{
if (basic_block_live_at_start)
{
free_regset_vector (basic_block_live_at_start, n_basic_blocks);
basic_block_live_at_start = 0;
}
FREE_REG_SET (regs_live_at_setjmp);
bitmap_release_memory ();
}