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i386.c (ia32_multipass_dfa_lookahead): Add case for Atom processor.

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* config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
        case for Atom processor.

From-SVN: r190649
This commit is contained in:
Yuri Rumyantsev 2012-08-24 15:36:02 +00:00 • committed by Kirill Yukhin
parent 77ee71904f
commit 013734b91b
2 changed files with 6 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2012-08-24 Yuri Rumyantsev <ysrumyan@gmail.com>
* config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
case for Atom processor.
2012-08-24 Simon Baldwin <simonb@google.com>
* dwarf2out.c (gen_producer_string): Omit command line switch if

1
gcc/config/i386/i386.c
View file

@ -24123,6 +24123,7 @@ ia32_multipass_dfa_lookahead (void)
case PROCESSOR_CORE2_64:
case PROCESSOR_COREI7_32:
case PROCESSOR_COREI7_64:
case PROCESSOR_ATOM:
/* Generally, we want haifa-sched:max_issue() to look ahead as far
as many instructions can be executed on a cycle, i.e.,
issue_rate. I wonder why tuning for many CPUs does not do this. */