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| author | H.J. Lu <hongjiu.lu@intel.com> | 2012-03-11 18:46:03 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2012-03-11 11:46:03 -0700 |
| commit | 8100d8c1eb2bf648107783b8228b26f0e542981d (patch) | |
| tree | 23465ab6c0ccbeb26f9ce7d25fdbad812d07b44e | |
| parent | 670bb1a1c68bfbc3b1ab8986ec3d55bc9c005fe4 (diff) | |
| download | gcc-8100d8c1eb2bf648107783b8228b26f0e542981d.zip gcc-8100d8c1eb2bf648107783b8228b26f0e542981d.tar.gz gcc-8100d8c1eb2bf648107783b8228b26f0e542981d.tar.bz2 | |
Use word_mode instead of Pmode in loop expand
2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
needed for loop.
(ix86_expand_setmem): Likewise.
From-SVN: r185200
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 16 |
2 files changed, 14 insertions, 8 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 05df3c8..17de42e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-03-11 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size + needed for loop. + (ix86_expand_setmem): Likewise. + 2012-03-11 Uros Bizjak <ubizjak@gmail.com> * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index cf4d1f6..d673101 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -22055,11 +22055,11 @@ ix86_expand_movmem (rtx dst, rtx src, rtx count_exp, rtx align_exp, gcc_unreachable (); case loop: need_zero_guard = true; - size_needed = GET_MODE_SIZE (Pmode); + size_needed = GET_MODE_SIZE (word_mode); break; case unrolled_loop: need_zero_guard = true; - size_needed = GET_MODE_SIZE (Pmode) * (TARGET_64BIT ? 4 : 2); + size_needed = GET_MODE_SIZE (word_mode) * (TARGET_64BIT ? 4 : 2); break; case rep_prefix_8_byte: size_needed = 8; @@ -22225,13 +22225,13 @@ ix86_expand_movmem (rtx dst, rtx src, rtx count_exp, rtx align_exp, break; case loop: expand_set_or_movmem_via_loop (dst, src, destreg, srcreg, NULL, - count_exp, Pmode, 1, expected_size); + count_exp, word_mode, 1, expected_size); break; case unrolled_loop: /* Unroll only by factor of 2 in 32bit mode, since we don't have enough registers for 4 temporaries anyway. */ expand_set_or_movmem_via_loop (dst, src, destreg, srcreg, NULL, - count_exp, Pmode, TARGET_64BIT ? 4 : 2, + count_exp, word_mode, TARGET_64BIT ? 4 : 2, expected_size); break; case rep_prefix_8_byte: @@ -22443,11 +22443,11 @@ ix86_expand_setmem (rtx dst, rtx count_exp, rtx val_exp, rtx align_exp, gcc_unreachable (); case loop: need_zero_guard = true; - size_needed = GET_MODE_SIZE (Pmode); + size_needed = GET_MODE_SIZE (word_mode); break; case unrolled_loop: need_zero_guard = true; - size_needed = GET_MODE_SIZE (Pmode) * 4; + size_needed = GET_MODE_SIZE (word_mode) * 4; break; case rep_prefix_8_byte: size_needed = 8; @@ -22618,11 +22618,11 @@ ix86_expand_setmem (rtx dst, rtx count_exp, rtx val_exp, rtx align_exp, break; case loop: expand_set_or_movmem_via_loop (dst, NULL, destreg, NULL, promoted_val, - count_exp, Pmode, 1, expected_size); + count_exp, word_mode, 1, expected_size); break; case unrolled_loop: expand_set_or_movmem_via_loop (dst, NULL, destreg, NULL, promoted_val, - count_exp, Pmode, 4, expected_size); + count_exp, word_mode, 4, expected_size); break; case rep_prefix_8_byte: expand_setmem_via_rep_stos (dst, destreg, promoted_val, count_exp, |