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| author | Steven Bosscher <steven@gcc.gnu.org> | 2004-06-02 17:34:35 +0000 |
|---|---|---|
| committer | Steven Bosscher <steven@gcc.gnu.org> | 2004-06-02 17:34:35 +0000 |
| commit | dff008b446fd93001c3e0c97d503042c37fa8574 (patch) | |
| tree | 591a79896d3b020f48172df70066c3a38a9d29e1 /gcc | |
| parent | 2fa548415aa2a47d71a01155e6c1cd9dac1f5b36 (diff) | |
| download | gcc-dff008b446fd93001c3e0c97d503042c37fa8574.zip gcc-dff008b446fd93001c3e0c97d503042c37fa8574.tar.gz gcc-dff008b446fd93001c3e0c97d503042c37fa8574.tar.bz2 | |
i386.c (ix86_adjust_cost): Don't increase the cost for load+operation for PROCESSOR_PENTIUMPRO...
* i386.c (ix86_adjust_cost): Don't increase the cost for
load+operation for PROCESSOR_PENTIUMPRO, it is already
modelled in the DFA description
From-SVN: r82571
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 12 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 8 |
2 files changed, 9 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 25e729f..bb675bb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2004-06-02 Steven Bosscher <stevenb@suse.de> + + * i386.c (ix86_adjust_cost): Don't increase the cost for + load+operation for PROCESSOR_PENTIUMPRO, it is already + modelled in the DFA description + 2004-06-01 Jerry Quinn <jlquinn@optonline.net> * Makefile.in (EXPR_H): Add insn-config.h, function.h, @@ -45,7 +51,7 @@ and rewrite for __builtin_offsetof. 2004-06-01 Peter Barada <peter@the-baradas.com> - Peter Jakubek <peter@laseranimation.com> + Peter Jakubek <peter@laseranimation.com> * config/m68k/m68k.c(m68k_output_mi_thunk): For ColdFire, use %d0 as a scratch to perform an add to memory. @@ -72,8 +78,8 @@ 2004-06-01 Jeff Law <law@redhat.com> - * stmt.c (expand_decl): Be more selective about calling - mark_reg_pointer. + * stmt.c (expand_decl): Be more selective about calling + mark_reg_pointer. 2004-06-01 Nicola Pero <nicola@brainstorm.co.uk> diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index b1d7be3..d8775ad 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -12261,14 +12261,6 @@ ix86_adjust_cost (rtx insn, rtx link, rtx dep_insn, int cost) case PROCESSOR_PENTIUMPRO: memory = get_attr_memory (insn); - dep_memory = get_attr_memory (dep_insn); - - /* Since we can't represent delayed latencies of load+operation, - increase the cost here for non-imov insns. */ - if (dep_insn_type != TYPE_IMOV - && dep_insn_type != TYPE_FMOV - && (dep_memory == MEMORY_LOAD || dep_memory == MEMORY_BOTH)) - cost += 1; /* INT->FP conversion is expensive. */ if (get_attr_fp_int_src (dep_insn)) |