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| author | Fariborz Jahanian <fjahanian@apple.com> | 2005-07-06 21:08:02 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@gcc.gnu.org> | 2005-07-06 21:08:02 +0000 |
| commit | 1d8eeb6305f34833ff3ca867ace263ac5a46645a (patch) | |
| tree | 72f0defa1895cf089d7787f10f4d92c5a40899b9 /gcc/expmed.c | |
| parent | c42adccb1a99b85613384a3847264c3cc51a12d7 (diff) | |
| download | gcc-1d8eeb6305f34833ff3ca867ace263ac5a46645a.zip gcc-1d8eeb6305f34833ff3ca867ace263ac5a46645a.tar.gz gcc-1d8eeb6305f34833ff3ca867ace263ac5a46645a.tar.bz2 | |
Removal of -fforce-mem.
OKed by Richard Henderson.
From-SVN: r101666
Diffstat (limited to 'gcc/expmed.c')
| -rw-r--r-- | gcc/expmed.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/gcc/expmed.c b/gcc/expmed.c index f6f35b9..e54f043 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -408,14 +408,6 @@ store_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, } } - if (flag_force_mem) - { - int old_generating_concat_p = generating_concat_p; - generating_concat_p = 0; - value = force_not_mem (value); - generating_concat_p = old_generating_concat_p; - } - /* If the target is a register, overwriting the entire object, or storing a full-word or multi-word field can be done with just a SUBREG. @@ -633,8 +625,6 @@ store_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, /* If this machine's insv can only insert into a register, copy OP0 into a register and save it back later. */ - /* This used to check flag_force_mem, but that was a serious - de-optimization now that flag_force_mem is enabled by -O2. */ if (MEM_P (op0) && ! ((*insn_data[(int) CODE_FOR_insv].operand[0].predicate) (op0, VOIDmode))) @@ -902,7 +892,7 @@ store_fixed_bit_field (rtx op0, unsigned HOST_WIDE_INT offset, /* Now clear the chosen bits in OP0, except that if VALUE is -1 we need not bother. */ - subtarget = (REG_P (op0) || ! flag_force_mem) ? op0 : 0; + subtarget = op0; if (! all_one) { @@ -1449,8 +1439,7 @@ extract_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, unit = GET_MODE_BITSIZE (maxmode); - if (xtarget == 0 - || (flag_force_mem && MEM_P (xtarget))) + if (xtarget == 0) xtarget = xspec_target = gen_reg_rtx (tmode); if (GET_MODE (xtarget) != maxmode) @@ -1577,8 +1566,7 @@ extract_bit_field (rtx str_rtx, unsigned HOST_WIDE_INT bitsize, unit = GET_MODE_BITSIZE (maxmode); - if (xtarget == 0 - || (flag_force_mem && MEM_P (xtarget))) + if (xtarget == 0) xtarget = xspec_target = gen_reg_rtx (tmode); if (GET_MODE (xtarget) != maxmode) |