From afec5fd94e22424d7dcffab2f4fa576ded5b0445 Mon Sep 17 00:00:00 2001
From: kazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 15 Apr 2005 16:47:17 +0000
Subject: [PATCH] * basic-block.h (PROP_EQUAL_NOTES): Remove. *
flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@98193 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/ChangeLog | 5 +++++
gcc/basic-block.h | 1 -
gcc/flow.c | 5 -----
3 files changed, 5 insertions(+), 6 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 031ab57bc5ea..e0784ef5145e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h (PROP_EQUAL_NOTES): Remove.
+ * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
+
2005-04-15 Andrew MacLeod <amacleod@redhat.com>
* tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
diff --git a/gcc/basic-block.h b/gcc/basic-block.h
index fcaa9a952aa6..447438cc2d1e 100644
--- a/gcc/basic-block.h
+++ b/gcc/basic-block.h
@@ -780,7 +780,6 @@ enum update_life_extent
#define PROP_ALLOW_CFG_CHANGES 32 /* Allow the CFG to be changed
by dead code removal. */
#define PROP_AUTOINC 64 /* Create autoinc mem references. */
-#define PROP_EQUAL_NOTES 128 /* Take into account REG_EQUAL notes. */
#define PROP_SCAN_DEAD_STORES 256 /* Scan for dead code. */
#define PROP_ASM_SCAN 512 /* Internal flag used within flow.c
to flag analysis of asms. */
diff --git a/gcc/flow.c b/gcc/flow.c
index 2c7e84fbe6b8..3251dd699abd 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -1798,7 +1798,6 @@ propagate_one_insn (struct propagate_block_info *pbi, rtx insn)
}
else
{
- rtx note;
/* Any regs live at the time of a call instruction must not go
in a register clobbered by calls. Find all regs now live and
record this for them. */
@@ -1873,10 +1872,6 @@ propagate_one_insn (struct propagate_block_info *pbi, rtx insn)
/* Record uses. */
if (! insn_is_dead)
mark_used_regs (pbi, PATTERN (insn), NULL_RTX, insn);
- if ((flags & PROP_EQUAL_NOTES)
- && ((note = find_reg_note (insn, REG_EQUAL, NULL_RTX))
- || (note = find_reg_note (insn, REG_EQUIV, NULL_RTX))))
- mark_used_regs (pbi, XEXP (note, 0), NULL_RTX, insn);
/* Sometimes we may have inserted something before INSN (such as a move)
when we make an auto-inc. So ensure we will scan those insns. */
--
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