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Unified Diff: gcc/gcc/postreload-gcse.c

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
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Index: gcc/gcc/postreload-gcse.c
diff --git a/gcc/gcc/postreload-gcse.c b/gcc/gcc/postreload-gcse.c
index 57be7a5c39c5efed4fc22431a5c633a73f02defe..0691962126a4c389c4fc173bf25b2b47b4004044 100644
--- a/gcc/gcc/postreload-gcse.c
+++ b/gcc/gcc/postreload-gcse.c
@@ -1,5 +1,5 @@
/* Post reload partially redundant load elimination
- Copyright (C) 2004, 2005, 2006, 2007, 2008
+ Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010
Free Software Foundation, Inc.
This file is part of GCC.
@@ -310,7 +310,7 @@ expr_equiv_p (const void *exp1p, const void *exp2p)
const struct expr *const exp1 = (const struct expr *) exp1p;
const struct expr *const exp2 = (const struct expr *) exp2p;
int equiv_p = exp_equiv_p (exp1->expr, exp2->expr, 0, true);
-
+
gcc_assert (!equiv_p || exp1->hash == exp2->hash);
return equiv_p;
}
@@ -349,7 +349,7 @@ insert_expr_in_table (rtx x, rtx insn)
slot = (struct expr **) htab_find_slot_with_hash (expr_table, cur_expr,
hash, INSERT);
-
+
if (! (*slot))
/* The expression isn't found, so insert it. */
*slot = cur_expr;
@@ -363,7 +363,8 @@ insert_expr_in_table (rtx x, rtx insn)
/* Search for another occurrence in the same basic block. */
avail_occr = cur_expr->avail_occr;
- while (avail_occr && BLOCK_NUM (avail_occr->insn) != BLOCK_NUM (insn))
+ while (avail_occr
+ && BLOCK_FOR_INSN (avail_occr->insn) != BLOCK_FOR_INSN (insn))
{
/* If an occurrence isn't found, save a pointer to the end of
the list. */
@@ -1002,7 +1003,7 @@ eliminate_partially_redundant_load (basic_block bb, rtx insn,
avail_insn = a_occr->insn;
avail_reg = get_avail_load_store_reg (avail_insn);
gcc_assert (avail_reg);
-
+
/* Make sure we can generate a move from register avail_reg to
dest. */
extract_insn (gen_move_insn (copy_rtx (dest),
@@ -1065,9 +1066,9 @@ eliminate_partially_redundant_load (basic_block bb, rtx insn,
if (/* No load can be replaced by copy. */
npred_ok == 0
- /* Prevent exploding the code. */
+ /* Prevent exploding the code. */
|| (optimize_bb_for_size_p (bb) && npred_ok > 1)
- /* If we don't have profile information we cannot tell if splitting
+ /* If we don't have profile information we cannot tell if splitting
a critical edge is profitable or not so don't do it. */
|| ((! profile_info || ! flag_branch_probabilities
|| targetm.cannot_modify_jumps_p ())
@@ -1295,7 +1296,7 @@ gcse_after_reload_main (rtx f ATTRIBUTE_UNUSED)
fprintf (dump_file, "\n\n");
}
}
-
+
/* We are finished with alias. */
end_alias_analysis ();
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