git
/
gcc
mirror of git://gcc.gnu.org/git/gcc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

i386.c (ix86_emit_restore_sse_regs_using_mov): Remove unused insn variable. 

* 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.

From-SVN: r154701
This commit is contained in:
Jakub Jelinek 2009-11-27 12:37:06 +01:00 committed by Jakub Jelinek
parent e96fee3e91
commit f1ed99cda5
5 changed files with 23 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
gcc/ChangeLog
View File

@ -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.

8
gcc/cfgloopmanip.c
View File

@ -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);

4
gcc/config/i386/i386.c
View File

@ -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);

13
gcc/genemit.c
View File

@ -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),

6
gcc/unwind-c.c
View File

@ -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;
}
}