mirrors/gcc
0
0
Fork 0
mirror of https://gcc.gnu.org/git/gcc.git synced 2024-12-02 16:23:56 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

ifcvt.c (num_removed_blocks): Rename to num_true_changes.

Browse Source 
* ifcvt.c (num_removed_blocks): Rename to num_true_changes.
	(find_cond_trap): Always increment if we emit a conditional
	trap insn.

From-SVN: r72450
This commit is contained in:
David S. Miller 2003-10-13 17:06:52 -07:00 committed by David S. Miller
parent 3eba62b45d
commit 212edd4442
2 changed files with 20 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2003-10-13 David S. Miller <davem@redhat.com>
* ifcvt.c (num_removed_blocks): Rename to num_true_changes.
(find_cond_trap): Always increment if we emit a conditional
trap insn.
2003-10-13 Zack Weinberg <zack@codesourcery.com>
* Makefile.in (BUILD_RTL): Replace $(BUILD_PREFIX)insn-modes.o

27
gcc/ifcvt.c
View File

@ -75,8 +75,8 @@ static int num_possible_if_blocks;
execution. */
static int num_updated_if_blocks;
/* # of basic blocks that were removed. */
static int num_removed_blocks;
/* # of changes made which require life information to be updated. */
static int num_true_changes;
/* Whether conditional execution changes were made. */
static int cond_exec_changed_p;
@ -2016,7 +2016,7 @@ merge_if_block (struct ce_if_block * ce_info)
if (post_dominators)
delete_from_dominance_info (post_dominators, bb);
merge_blocks (combo_bb, bb);
num_removed_blocks++;
num_true_changes++;
}
while (bb != last_test_bb);
}
@ -2033,7 +2033,7 @@ merge_if_block (struct ce_if_block * ce_info)
if (post_dominators)
delete_from_dominance_info (post_dominators, then_bb);
merge_blocks (combo_bb, then_bb);
num_removed_blocks++;
num_true_changes++;
}
/* The ELSE block, if it existed, had a label. That label count
@ -2044,7 +2044,7 @@ merge_if_block (struct ce_if_block * ce_info)
if (post_dominators)
delete_from_dominance_info (post_dominators, else_bb);
merge_blocks (combo_bb, else_bb);
num_removed_blocks++;
num_true_changes++;
}
/* If there was no join block reported, that means it was not adjacent
@ -2101,7 +2101,7 @@ merge_if_block (struct ce_if_block * ce_info)
if (post_dominators)
delete_from_dominance_info (post_dominators, join_bb);
merge_blocks (combo_bb, join_bb);
num_removed_blocks++;
num_true_changes++;
}
else
{
@ -2544,6 +2544,8 @@ find_cond_trap (basic_block test_bb, edge then_edge, edge else_edge)
if (seq == NULL)
return FALSE;
num_true_changes++;
/* Emit the new insns before cond_earliest. */
emit_insn_before_setloc (seq, cond_earliest, INSN_LOCATOR (trap));
@ -2554,7 +2556,6 @@ find_cond_trap (basic_block test_bb, edge then_edge, edge else_edge)
if (post_dominators)
delete_from_dominance_info (post_dominators, trap_bb);
delete_block (trap_bb);
num_removed_blocks++;
}
/* If the non-trap block and the test are now adjacent, merge them.
@ -2753,7 +2754,7 @@ find_if_case_1 (basic_block test_bb, edge then_edge, edge else_edge)
/* We've possibly created jump to next insn, cleanup_cfg will solve that
later. */
num_removed_blocks++;
num_true_changes++;
num_updated_if_blocks++;
return TRUE;
@ -2821,7 +2822,7 @@ find_if_case_2 (basic_block test_bb, edge then_edge, edge else_edge)
delete_from_dominance_info (post_dominators, else_bb);
delete_block (else_bb);
num_removed_blocks++;
num_true_changes++;
num_updated_if_blocks++;
/* ??? We may now fallthru from one of THEN's successors into a join
@ -3112,7 +3113,7 @@ if_convert (int x_life_data_ok)
num_possible_if_blocks = 0;
num_updated_if_blocks = 0;
num_removed_blocks = 0;
num_true_changes = 0;
life_data_ok = (x_life_data_ok != 0);
if (! (* targetm.cannot_modify_jumps_p) ())
@ -3173,7 +3174,7 @@ if_convert (int x_life_data_ok)
clear_aux_for_blocks ();
/* Rebuild life info for basic blocks that require it. */
if (num_removed_blocks && life_data_ok)
if (num_true_changes && life_data_ok)
{
/* If we allocated new pseudos, we must resize the array for sched1. */
if (max_regno < max_reg_num ())
@ -3196,8 +3197,8 @@ if_convert (int x_life_data_ok)
"%d IF blocks converted.\n",
num_updated_if_blocks);
fprintf (rtl_dump_file,
"%d basic blocks deleted.\n\n\n",
num_removed_blocks);
"%d true changes made.\n\n\n",
num_true_changes);
}
#ifdef ENABLE_CHECKING