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tree.h (PHI_ARG_NONZERO): Remove.

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* tree.h (PHI_ARG_NONZERO): Remove.
        * tree-phinodes.c (add_phi_arg): No longer initialize PHI_ARG_NONZERO.
        (remove_phi_arg_num): No longer copy PHI_ARG_NONZERO from the old
        node to the new node.

From-SVN: r111400
This commit is contained in:
Jeff Law 2006-02-23 15:58:23 -07:00 • committed by Jeff Law
parent e260a6142e
commit 357e7a8253
3 changed files with 7 additions and 6 deletions
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5
gcc/ChangeLog
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@ -1,5 +1,10 @@
2006-02-23 Jeff Law <law@redhat.com>
* tree.h (PHI_ARG_NONZERO): Remove.
* tree-phinodes.c (add_phi_arg): No longer initialize PHI_ARG_NONZERO.
(remove_phi_arg_num): No longer copy PHI_ARG_NONZERO from the old
node to the new node.
PR tree-optimization/26425
* tree-vrp.c (vrp_visit_assignment): If the LHS's type has a NULL
min/max, then assume its varying.

7
gcc/tree-phinodes.c
View file

@ -392,7 +392,6 @@ add_phi_arg (tree phi, tree def, edge e)
}
SET_PHI_ARG_DEF (phi, e->dest_idx, def);
PHI_ARG_NONZERO (phi, e->dest_idx) = false;
}
/* Remove the Ith argument from PHI's argument list. This routine
@ -415,13 +414,11 @@ remove_phi_arg_num (tree phi, int i)
if (i != num_elem - 1)
{
SET_PHI_ARG_DEF (phi, i, PHI_ARG_DEF (phi, num_elem - 1));
PHI_ARG_NONZERO (phi, i) = PHI_ARG_NONZERO (phi, num_elem - 1);
}
/* Shrink the vector and return. Note that we do not have to clear
PHI_ARG_DEF or PHI_ARG_NONZERO because the garbage collector will
not look at those elements beyond the first PHI_NUM_ARGS elements
of the array. */
PHI_ARG_DEF because the garbage collector will not look at those
elements beyond the first PHI_NUM_ARGS elements of the array. */
PHI_NUM_ARGS (phi)--;
}

1
gcc/tree.h
View file

@ -1737,7 +1737,6 @@ struct tree_ssa_name GTY(())
#define PHI_ARG_CAPACITY(NODE) PHI_NODE_CHECK (NODE)->phi.capacity
#define PHI_ARG_ELT(NODE, I) PHI_NODE_ELT_CHECK (NODE, I)
#define PHI_ARG_EDGE(NODE, I) (EDGE_PRED (PHI_BB ((NODE)), (I)))
#define PHI_ARG_NONZERO(NODE, I) PHI_NODE_ELT_CHECK (NODE, I).nonzero
#define PHI_BB(NODE) PHI_NODE_CHECK (NODE)->phi.bb
#define PHI_ARG_IMM_USE_NODE(NODE, I) PHI_NODE_ELT_CHECK (NODE, I).imm_use