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riscv-gcc-1
Commit f773c2bd by Anatoly Sokolov Committed by Anatoly Sokolov
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cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range instead of loop. 

	* cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
	instead of loop. Use HARD_REGISTER_NUM_P predicate.
	* haifa-sched.c (setup_ref_regs): Ditto.
	* caller-save.c (add_used_regs_1): Ditto.
	* dse.c (look_for_hardregs): Ditto.
	* df-problems.c (df_simulate_one_insn_forwards): Ditto.
	* sched-rgn.c (check_live_1): Ditto.

From-SVN: r171183
parent 458653cc
Showing with 48 additions and 58 deletions
gcc/ChangeLog
2011-03-19 Anatoly Sokolov <aesok@post.ru>
* cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
instead of loop. Use HARD_REGISTER_NUM_P predicate.
* haifa-sched.c (setup_ref_regs): Ditto.
* caller-save.c (add_used_regs_1): Ditto.
* dse.c (look_for_hardregs): Ditto.
* df-problems.c (df_simulate_one_insn_forwards): Ditto.
* sched-rgn.c (check_live_1): Ditto.
2011-03-18 Joseph Myers <joseph@codesourcery.com>
* c-decl.c (diagnose_mismatched_decls): Give an error for
......
gcc/caller-save.c
......@@ -1312,7 +1312,7 @@ insert_save (struct insn_chain *chain, int before_p, int regno,
static int
add_used_regs_1 (rtx *loc, void *data)
{
int regno, i;
unsigned int regno;
regset live;
rtx x;
......@@ -1321,11 +1321,10 @@ add_used_regs_1 (rtx *loc, void *data)
if (REG_P (x))
{
regno = REGNO (x);
if (!HARD_REGISTER_NUM_P (regno))
if (HARD_REGISTER_NUM_P (regno))
bitmap_set_range (live, regno, hard_regno_nregs[regno][GET_MODE (x)]);
else
regno = reg_renumber[regno];
if (regno >= 0)
for (i = hard_regno_nregs[regno][GET_MODE (x)] - 1; i >= 0; i--)
SET_REGNO_REG_SET (live, regno + i);
}
return 0;
}
......
gcc/cfgcleanup.c
/* Control flow optimization code for GNU compiler.
Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010
1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010, 2011
Free Software Foundation, Inc.
This file is part of GCC.
......@@ -208,13 +208,11 @@ mark_effect (rtx exp, regset nonequal)
{
dest = XEXP (exp, 0);
regno = REGNO (dest);
CLEAR_REGNO_REG_SET (nonequal, regno);
if (regno < FIRST_PSEUDO_REGISTER)
{
int n = hard_regno_nregs[regno][GET_MODE (dest)];
while (--n > 0)
CLEAR_REGNO_REG_SET (nonequal, regno + n);
}
if (HARD_REGISTER_NUM_P (regno))
bitmap_clear_range (nonequal, regno,
hard_regno_nregs[regno][GET_MODE (dest)]);
else
bitmap_clear_bit (nonequal, regno);
}
return false;
......@@ -227,13 +225,11 @@ mark_effect (rtx exp, regset nonequal)
if (!REG_P (dest))
return true;
regno = REGNO (dest);
SET_REGNO_REG_SET (nonequal, regno);
if (regno < FIRST_PSEUDO_REGISTER)
{
int n = hard_regno_nregs[regno][GET_MODE (dest)];
while (--n > 0)
SET_REGNO_REG_SET (nonequal, regno + n);
}
if (HARD_REGISTER_NUM_P (regno))
bitmap_set_range (nonequal, regno,
hard_regno_nregs[regno][GET_MODE (dest)]);
else
bitmap_set_bit (nonequal, regno);
return false;
default:
......
gcc/df-problems.c
/* Standard problems for dataflow support routines.
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
2008, 2009, 2010 Free Software Foundation, Inc.
2008, 2009, 2010, 2011 Free Software Foundation, Inc.
Originally contributed by Michael P. Hayes
(m.hayes@elec.canterbury.ac.nz, mhayes@redhat.com)
Major rewrite contributed by Danny Berlin (dberlin@dberlin.org)
......@@ -3774,12 +3774,9 @@ df_simulate_one_insn_forwards (basic_block bb, rtx insn, bitmap live)
{
rtx reg = XEXP (link, 0);
int regno = REGNO (reg);
if (regno < FIRST_PSEUDO_REGISTER)
{
int n = hard_regno_nregs[regno][GET_MODE (reg)];
while (--n >= 0)
bitmap_clear_bit (live, regno + n);
}
if (HARD_REGISTER_NUM_P (regno))
bitmap_clear_range (live, regno,
hard_regno_nregs[regno][GET_MODE (reg)]);
else
bitmap_clear_bit (live, regno);
}
......
gcc/dse.c
......@@ -1728,12 +1728,11 @@ look_for_hardregs (rtx x, const_rtx pat ATTRIBUTE_UNUSED, void *data)
bitmap regs_set = (bitmap) data;
if (REG_P (x)
&& REGNO (x) < FIRST_PSEUDO_REGISTER)
&& HARD_REGISTER_P (x))
{
int regno = REGNO (x);
int n = hard_regno_nregs[regno][GET_MODE (x)];
while (--n >= 0)
bitmap_set_bit (regs_set, regno + n);
unsigned int regno = REGNO (x);
bitmap_set_range (regs_set, regno,
hard_regno_nregs[regno][GET_MODE (x)]);
}
}
......
gcc/haifa-sched.c
/* Instruction scheduling pass.
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@cygnus.com) Enhanced by,
and currently maintained by, Jim Wilson (wilson@cygnus.com)
......@@ -672,11 +672,11 @@ setup_ref_regs (rtx x)
if (REG_P (x))
{
regno = REGNO (x);
if (regno >= FIRST_PSEUDO_REGISTER)
bitmap_set_bit (region_ref_regs, REGNO (x));
if (HARD_REGISTER_NUM_P (regno))
bitmap_set_range (region_ref_regs, regno,
hard_regno_nregs[regno][GET_MODE (x)]);
else
for (i = hard_regno_nregs[regno][GET_MODE (x)] - 1; i >= 0; i--)
bitmap_set_bit (region_ref_regs, regno + i);
bitmap_set_bit (region_ref_regs, REGNO (x));
return;
}
fmt = GET_RTX_FORMAT (code);
......
gcc/sched-rgn.c
/* Instruction scheduling pass.
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010, 2011
Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@cygnus.com) Enhanced by,
and currently maintained by, Jim Wilson (wilson@cygnus.com)
......@@ -1762,29 +1762,18 @@ update_live_1 (int src, rtx x)
regno = REGNO (reg);
if (regno >= FIRST_PSEUDO_REGISTER || !global_regs[regno])
if (! HARD_REGISTER_NUM_P (regno)
|| !global_regs[regno])
{
if (regno < FIRST_PSEUDO_REGISTER)
{
int j = hard_regno_nregs[regno][GET_MODE (reg)];
while (--j >= 0)
{
for (i = 0; i < candidate_table[src].update_bbs.nr_members; i++)
{
basic_block b = candidate_table[src].update_bbs.first_member[i];
SET_REGNO_REG_SET (df_get_live_in (b), regno + j);
}
}
}
else
for (i = 0; i < candidate_table[src].update_bbs.nr_members; i++)
{
for (i = 0; i < candidate_table[src].update_bbs.nr_members; i++)
{
basic_block b = candidate_table[src].update_bbs.first_member[i];
basic_block b = candidate_table[src].update_bbs.first_member[i];
SET_REGNO_REG_SET (df_get_live_in (b), regno);
}
if (HARD_REGISTER_NUM_P (regno))
bitmap_set_range (df_get_live_in (b), regno,
hard_regno_nregs[regno][GET_MODE (reg)]);
else
bitmap_set_bit (df_get_live_in (b), regno);
}
}
}
......
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