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| author | Jan Hubicka <jh@suse.cz> | 2006-12-19 02:03:13 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2006-12-19 01:03:13 +0000 |
| commit | d448860e15873adc8c162aac4a5dfa7eb448ef5d (patch) | |
| tree | 890b4d30ea68b1357366c5208fe59e0d265c722e /gcc/expmed.c | |
| parent | a629c8218e30a6dc8387518dbe6ffccab95f7cb0 (diff) | |
| download | gcc-d448860e15873adc8c162aac4a5dfa7eb448ef5d.zip gcc-d448860e15873adc8c162aac4a5dfa7eb448ef5d.tar.gz gcc-d448860e15873adc8c162aac4a5dfa7eb448ef5d.tar.bz2 | |
expmed.c (expand_mult_const): Force operand to constant.
* expmed.c (expand_mult_const): Force operand to constant.
* rs6000.c (rs6000_emit_set_const, rs6000_emit_set_long_const): Add
copy_rtx to arguments.
From-SVN: r120037
Diffstat (limited to 'gcc/expmed.c')
| -rw-r--r-- | gcc/expmed.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/gcc/expmed.c b/gcc/expmed.c index 29440d1..e12fdfb 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -2981,10 +2981,9 @@ expand_mult_const (enum machine_mode mode, rtx op0, HOST_WIDE_INT val, int opno; enum machine_mode nmode; - /* Avoid referencing memory over and over. - For speed, but also for correctness when mem is volatile. */ - if (MEM_P (op0)) - op0 = force_reg (mode, op0); + /* Avoid referencing memory over and over and invalid sharing + on SUBREGs. */ + op0 = force_reg (mode, op0); /* ACCUM starts out either as OP0 or as a zero, depending on the first operation. */ @@ -3095,7 +3094,8 @@ expand_mult_const (enum machine_mode mode, rtx op0, HOST_WIDE_INT val, insn = get_last_insn (); set_unique_reg_note (insn, REG_EQUAL, - gen_rtx_MULT (nmode, tem, GEN_INT (val_so_far))); + gen_rtx_MULT (nmode, tem, + GEN_INT (val_so_far))); } if (variant == negate_variant) |