From 07a737f333f0d4352984664c1ab6d344f6e2c88c Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Tue, 19 May 2015 07:11:37 +0000 Subject: bitmap.c (bitmap_set_range): Handle count==1 specially. gcc/ * bitmap.c (bitmap_set_range): Handle count==1 specially. (bitmap_clear_range): Likewise. * cfgcleanup.c (mark_effect): Use bitmap_clear_range and bitmap_set_range unconditionally. * df-problems.c (df_simulate_one_insn_forwards): Likewise. * df-scan.c (df_mark_reg): Likewise. * haifa-sched.c (setup_ref_regs): Likewise. * sched-rgn.c (update_live_1): Likewise. From-SVN: r223344 --- gcc/df-problems.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'gcc/df-problems.c') diff --git a/gcc/df-problems.c b/gcc/df-problems.c index aca8c74..25cfe08 100644 --- a/gcc/df-problems.c +++ b/gcc/df-problems.c @@ -3574,11 +3574,7 @@ df_simulate_one_insn_forwards (basic_block bb, rtx_insn *insn, bitmap live) case REG_UNUSED: { rtx reg = XEXP (link, 0); - int regno = REGNO (reg); - if (HARD_REGISTER_NUM_P (regno)) - bitmap_clear_range (live, regno, REG_NREGS (reg)); - else - bitmap_clear_bit (live, regno); + bitmap_clear_range (live, REGNO (reg), REG_NREGS (reg)); } break; default: -- cgit v1.1