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| author | aesok <aesok@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-03-19 17:33:45 +0000 |
|---|---|---|
| committer | aesok <aesok@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-03-19 17:33:45 +0000 |
| commit | 771d46166087ea8e015d1cb02560aa6f212852f2 (patch) | |
| tree | 65a46d02e15ddf767df696b9661692c68608064a /gcc/cfgcleanup.c | |
| parent | 794f0924f3b7a206875bd5f0cc86d002f8208d60 (diff) | |
| download | gcc-771d46166087ea8e015d1cb02560aa6f212852f2.tar.gz | |
* 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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@171183 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cfgcleanup.c')
| -rw-r--r-- | gcc/cfgcleanup.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/gcc/cfgcleanup.c b/gcc/cfgcleanup.c index aaa0ea5d232..266fda7f1aa 100644 --- a/gcc/cfgcleanup.c +++ b/gcc/cfgcleanup.c @@ -1,6 +1,6 @@ /* 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: |