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tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used variables due to conditional compilation.

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* tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
        variables due to conditional compilation.

From-SVN: r85053
This commit is contained in:
Richard Henderson 2004-07-22 11:04:42 -07:00 • committed by Richard Henderson
parent 53b4bf74eb
commit 312bc27819
2 changed files with 15 additions and 16 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2004-07-22 Richard Henderson <rth@redhat.com>
* tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
variables due to conditional compilation.
2004-07-22 Diego Novillo <dnovillo@redhat.com>
* tree-into-ssa.c (set_livein_block): Fix typo in comment.

26
gcc/tree-ssa-live.c
View file

@ -325,21 +325,21 @@ create_ssa_var_map (int flags)
tree dest, use;
tree stmt;
stmt_ann_t ann;
vuse_optype vuses;
v_may_def_optype v_may_defs;
v_must_def_optype v_must_defs;
use_optype uses;
def_optype defs;
unsigned x;
var_map map;
#if defined ENABLE_CHECKING
#ifdef ENABLE_CHECKING
sbitmap used_in_real_ops;
sbitmap used_in_virtual_ops;
vuse_optype vuses;
v_may_def_optype v_may_defs;
v_must_def_optype v_must_defs;
#endif
map = init_var_map (num_ssa_names + 1);
#if defined ENABLE_CHECKING
#ifdef ENABLE_CHECKING
used_in_real_ops = sbitmap_alloc (num_referenced_vars);
sbitmap_zero (used_in_real_ops);
@ -384,7 +384,7 @@ create_ssa_var_map (int flags)
use = USE_OP (uses, x);
register_ssa_partition (map, use, true);
#if defined ENABLE_CHECKING
#ifdef ENABLE_CHECKING
SET_BIT (used_in_real_ops, var_ann (SSA_NAME_VAR (use))->uid);
#endif
}
@ -395,40 +395,34 @@ create_ssa_var_map (int flags)
dest = DEF_OP (defs, x);
register_ssa_partition (map, dest, false);
#if defined ENABLE_CHECKING
#ifdef ENABLE_CHECKING
SET_BIT (used_in_real_ops, var_ann (SSA_NAME_VAR (dest))->uid);
#endif
}
/* While we do not care about virtual operands for
out of SSA, we do need to look at them to make sure
we mark all the variables which are used. */
#ifdef ENABLE_CHECKING
/* Validate that virtual ops don't get used in funny ways. */
vuses = VUSE_OPS (ann);
for (x = 0; x < NUM_VUSES (vuses); x++)
{
tree var = VUSE_OP (vuses, x);
#if defined ENABLE_CHECKING
SET_BIT (used_in_virtual_ops, var_ann (SSA_NAME_VAR (var))->uid);
#endif
}
v_may_defs = V_MAY_DEF_OPS (ann);
for (x = 0; x < NUM_V_MAY_DEFS (v_may_defs); x++)
{
tree var = V_MAY_DEF_OP (v_may_defs, x);
#if defined ENABLE_CHECKING
SET_BIT (used_in_virtual_ops, var_ann (SSA_NAME_VAR (var))->uid);
#endif
}
v_must_defs = V_MUST_DEF_OPS (ann);
for (x = 0; x < NUM_V_MUST_DEFS (v_must_defs); x++)
{
tree var = V_MUST_DEF_OP (v_must_defs, x);
#if defined ENABLE_CHECKING
SET_BIT (used_in_virtual_ops, var_ann (SSA_NAME_VAR (var))->uid);
#endif
}
#endif /* ENABLE_CHECKING */
mark_all_vars_used (bsi_stmt_ptr (bsi));
}