diff options
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/flow.c b/gcc/flow.c index 9ac4f2f9fd8..6f4f7df8939 100644 --- a/gcc/flow.c +++ b/gcc/flow.c @@ -433,9 +433,7 @@ life_analysis (f, file, flags) #ifdef CANNOT_CHANGE_MODE_CLASS - if (flags & PROP_REG_INFO) - for (i=0; i < NUM_MACHINE_MODES; ++i) - INIT_REG_SET (&subregs_of_mode[i]); + bitmap_initialize (&subregs_of_mode, 1); #endif if (! optimize) @@ -3823,8 +3821,9 @@ mark_used_regs (pbi, x, cond, insn) #ifdef CANNOT_CHANGE_MODE_CLASS if (GET_CODE (SUBREG_REG (x)) == REG && REGNO (SUBREG_REG (x)) >= FIRST_PSEUDO_REGISTER) - SET_REGNO_REG_SET (&subregs_of_mode[GET_MODE (x)], - REGNO (SUBREG_REG (x))); + bitmap_set_bit (&subregs_of_mode, REGNO (SUBREG_REG (x)) + * MAX_MACHINE_MODE + + GET_MODE (x)); #endif /* While we're here, optimize this case. */ @@ -3872,8 +3871,9 @@ mark_used_regs (pbi, x, cond, insn) if (GET_CODE (testreg) == SUBREG && GET_CODE (SUBREG_REG (testreg)) == REG && REGNO (SUBREG_REG (testreg)) >= FIRST_PSEUDO_REGISTER) - SET_REGNO_REG_SET (&subregs_of_mode[GET_MODE (testreg)], - REGNO (SUBREG_REG (testreg))); + bitmap_set_bit (&subregs_of_mode, REGNO (SUBREG_REG (testreg)) + * MAX_MACHINE_MODE + + GET_MODE (testreg)); #endif /* Modifying a single register in an alternate mode |