aboutsummaryrefslogtreecommitdiff
path: root/gcc/regclass.c
diff options
context:
space:
mode:
authorKazu Hirata <kazu@gcc.gnu.org>2007-01-02 18:06:37 +0000
committerKazu Hirata <kazu@gcc.gnu.org>2007-01-02 18:06:37 +0000
commit61465e7563e79c8ce885f11f98b3ab639ddb0700 (patch)
tree855a61405368a6c9dd7ac4aa327081a187763a99 /gcc/regclass.c
parentfbc8d2d30e4c1987e85e2d3fda043f2ae24c7ad1 (diff)
downloadgcc-61465e7563e79c8ce885f11f98b3ab639ddb0700.zip
gcc-61465e7563e79c8ce885f11f98b3ab639ddb0700.tar.gz
gcc-61465e7563e79c8ce885f11f98b3ab639ddb0700.tar.bz2
Revert:
2007-01-02 Kazu Hirata <kazu@codesourcery.com> * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared. * cfgbuild.c (find_basic_blocks): Likewise. * cfgrtl.c (rtl_create_basic_block): Likewise. * function.c (temp_slots_at_level): Likewise. * reg-stack.c (stack_regs_mentioned): Likewise. * regclass.c (allocate_reg_info): Likewise. * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb, set_bb_for_stmt, move_block_to_fn): Likewise. * tree-complex.c (tree_lower_complex): Likewise. * vec.h (VEC_safe_grow_cleared): New. From-SVN: r120351
Diffstat (limited to 'gcc/regclass.c')
-rw-r--r--gcc/regclass.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/regclass.c b/gcc/regclass.c
index 7726ea1..8a0bab1 100644
--- a/gcc/regclass.c
+++ b/gcc/regclass.c
@@ -2177,8 +2177,9 @@ allocate_reg_info (size_t num_regs, int new_p, int renumber_p)
if (!reg_n_info)
{
reg_n_info = VEC_alloc (reg_info_p, heap, regno_allocated);
- VEC_safe_grow_cleared (reg_info_p, heap, reg_n_info,
- regno_allocated);
+ VEC_safe_grow (reg_info_p, heap, reg_n_info, regno_allocated);
+ memset (VEC_address (reg_info_p, reg_n_info), 0,
+ sizeof (reg_info_p) * regno_allocated);
renumber = xmalloc (size_renumber);
reg_pref_buffer = XNEWVEC (struct reg_pref, regno_allocated);
}
@@ -2187,8 +2188,11 @@ allocate_reg_info (size_t num_regs, int new_p, int renumber_p)
size_t old_length = VEC_length (reg_info_p, reg_n_info);
if (old_length < regno_allocated)
{
- VEC_safe_grow_cleared (reg_info_p, heap, reg_n_info,
- regno_allocated);
+ reg_info_p *addr;
+ VEC_safe_grow (reg_info_p, heap, reg_n_info, regno_allocated);
+ addr = VEC_address (reg_info_p, reg_n_info);
+ memset (&addr[old_length], 0,
+ sizeof (reg_info_p) * (regno_allocated - old_length));
}
else if (regno_allocated < old_length)
{