diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1519f27b19338c227352f2a746f65870c2028a14..7c2c1705ef7807c7bc57616069cc2369a2e91e75 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,15 @@
2009-11-27 Jakub Jelinek <jakub@redhat.com>
+ * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
+ unused insn variable.
+ * genemit.c (output_peephole2_scratches): Only declare and initialize
+ _regs_allocated if it will be ever used.
+ * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
+ succ_bb variable.
+ (create_empty_loop_on_edge): Remove unused freq and cnt variables.
+ * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
+ variable.
+
* opts.c (decode_options): If optimize is bigger than 255,
set it to 255.
diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c
index 1c77141af654947f9ac69cd2e4d1c96aec41bccf..459a1fdf2bfce74452219995ca8861e5cc5cd0e3 100644
--- a/gcc/cfgloopmanip.c
+++ b/gcc/cfgloopmanip.c
@@ -541,13 +541,12 @@ edge
create_empty_if_region_on_edge (edge entry_edge, tree condition)
{
- basic_block succ_bb, cond_bb, true_bb, false_bb, join_bb;
+ basic_block cond_bb, true_bb, false_bb, join_bb;
edge e_true, e_false, exit_edge;
gimple cond_stmt;
tree simple_cond;
gimple_stmt_iterator gsi;
- succ_bb = entry_edge->dest;
cond_bb = split_edge (entry_edge);
/* Insert condition in cond_bb. */
@@ -628,8 +627,6 @@ create_empty_loop_on_edge (edge entry_edge,
{
basic_block loop_header, loop_latch, succ_bb, pred_bb;
struct loop *loop;
- int freq;
- gcov_type cnt;
gimple_stmt_iterator gsi;
gimple_seq stmts;
gimple cond_expr;
@@ -659,9 +656,6 @@ create_empty_loop_on_edge (edge entry_edge,
add_loop (loop, outer);
/* TODO: Fix frequencies and counts. */
- freq = EDGE_FREQUENCY (entry_edge);
- cnt = entry_edge->count;
-
prob = REG_BR_PROB_BASE / 2;
scale_loop_frequencies (loop, REG_BR_PROB_BASE - prob, REG_BR_PROB_BASE);
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 4d5e8a31df2b76de15916c1c6b02d326805576c8..6cbc2dc7f175ce489c3e1b5becbef9c9a580a2ab 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -8844,7 +8844,7 @@ ix86_emit_restore_sse_regs_using_mov (rtx pointer, HOST_WIDE_INT offset,
{
int regno;
rtx base_address = gen_rtx_MEM (TImode, pointer);
- rtx mem, insn;
+ rtx mem;
for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++)
if (SSE_REGNO_P (regno) && ix86_save_reg (regno, maybe_eh_return))
@@ -8865,7 +8865,7 @@ ix86_emit_restore_sse_regs_using_mov (rtx pointer, HOST_WIDE_INT offset,
}
mem = adjust_address (base_address, TImode, offset);
set_mem_align (mem, 128);
- insn = emit_move_insn (reg, mem);
+ emit_move_insn (reg, mem);
offset += 16;
ix86_add_cfa_restore_note (NULL_RTX, reg, red_offset);
diff --git a/gcc/genemit.c b/gcc/genemit.c
index d7cbd10b38e7e4289a754db6b9c5ba8104e94a23..7ac3c917067fefb8895f24142ff44847604880fb 100644
--- a/gcc/genemit.c
+++ b/gcc/genemit.c
@@ -1,6 +1,6 @@
/* Generate code from machine description to emit insns as rtl.
Copyright (C) 1987, 1988, 1991, 1994, 1995, 1997, 1998, 1999, 2000, 2001,
- 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
+ 2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc.
This file is part of GCC.
@@ -782,9 +782,7 @@ output_peephole2_scratches (rtx split)
{
int i;
int insn_nr = 0;
-
- printf (" HARD_REG_SET _regs_allocated;\n");
- printf (" CLEAR_HARD_REG_SET (_regs_allocated);\n");
+ bool first = true;
for (i = 0; i < XVECLEN (split, 0); i++)
{
@@ -803,6 +801,13 @@ output_peephole2_scratches (rtx split)
else if (GET_CODE (XVECEXP (split, 0, j)) != MATCH_SCRATCH)
cur_insn_nr++;
+ if (first)
+ {
+ printf (" HARD_REG_SET _regs_allocated;\n");
+ printf (" CLEAR_HARD_REG_SET (_regs_allocated);\n");
+ first = false;
+ }
+
printf (" if ((operands[%d] = peep2_find_free_register (%d, %d, \"%s\", %smode, &_regs_allocated)) == NULL_RTX)\n\
return NULL;\n",
XINT (elt, 0),
diff --git a/gcc/unwind-c.c b/gcc/unwind-c.c
index 904d608060ac828113512d2618d40832c1e01480..86b9f55704819fd2b712196cd464d14981b162ee 100644
--- a/gcc/unwind-c.c
+++ b/gcc/unwind-c.c
@@ -120,7 +120,7 @@ PERSONALITY_FUNCTION (int version,
#endif
{
lsda_header_info info;
- const unsigned char *language_specific_data, *p, *action_record;
+ const unsigned char *language_specific_data, *p;
_Unwind_Ptr landing_pad, ip;
int ip_before_insn = 0;
@@ -181,8 +181,6 @@ PERSONALITY_FUNCTION (int version,
/* Can never have null landing pad for sjlj -- that would have
been indicated by a -1 call site index. */
landing_pad = (_Unwind_Ptr)cs_lp + 1;
- if (cs_action)
- action_record = info.action_table + cs_action - 1;
goto found_something;
}
#else
@@ -205,8 +203,6 @@ PERSONALITY_FUNCTION (int version,
{
if (cs_lp)
landing_pad = info.LPStart + cs_lp;
- if (cs_action)
- action_record = info.action_table + cs_action - 1;
goto found_something;
}
}