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authorhagog <hagog@138bc75d-0d04-0410-961f-82ee72b054a4>2004-05-25 12:55:06 +0000
committerhagog <hagog@138bc75d-0d04-0410-961f-82ee72b054a4>2004-05-25 12:55:06 +0000
commit406a73e72e285d52b83924c5c6a0347260b2579e (patch)
treeba0032753f675cc964af30f84d718202207f1c63 /gcc/flags.h
parentd263732c915b08ccfb5ef155ed27a8671760dc91 (diff)
downloadgcc-406a73e72e285d52b83924c5c6a0347260b2579e.tar.gz
* ddg.h, ddg.c, modulo-sched.c: New files.
* cfglayout.c (duplicate_insn_chain): Remove "static" and push internals to "dupicate_insn". (duplicate_insn): New function. * cfglayout.h (duplicate_insn_chain, duplicate_insn): New declarations. * common.opt (fmodulo-sched): New flag. * df.c (df_bb_regno_last_use_find, df_bb_regno_first_def_find): Remove static and forward declaration. (df_find_def, df_reg_used, df_bb_regno_last_def_find): New functions. * df.h (df_bb_regno_last_use_find, df_bb_regno_first_def_find, df_bb_regno_last_def_find, df_find_def, df_reg_used): New declarations. * flags.h (flag_modulo_sched): New flag. * opts.c (common_handle_option): Handle modulo-sched flag. * params.def (max-sms-loop-number, sms-max-ii-factor, sms-dfa-history, sms-loop-average-count-threshold): New parameters. * params.h (MAX_SMS_LOOP_NUMBER, SMS_MAX_II_FACTOR, SMS_DFA_HISTORY, SMS_LOOP_AVERAGE_COUNT_THRESHOLD): New parameters. * passes.c ("sms", "sms-vcg"): New dumps. (rest_of_handle_sched): Call sms_schedule. * rtl.h (sms_schedule): New declaration. * timevar.def (TV_SMS): New. * toplev.c (flag_modulo_sched): Initialize. (f_options): Handle -fmodulo-sched option. * docs/invoke.texi: Document -fmodulo-sched & -dm options. * docs/passes.texi: Document new SMS pass.f toplev.c doc/invoke.texi doc/passes.texi git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@82235 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/flags.h')
-rw-r--r--gcc/flags.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/flags.h b/gcc/flags.h
index 6f8f5f67ea3..4de7696a59e 100644
--- a/gcc/flags.h
+++ b/gcc/flags.h
@@ -424,6 +424,9 @@ extern int flag_gen_aux_info;
extern int flag_shared_data;
+/* Controls the activiation of SMS modulo scheduling. */
+extern int flag_modulo_sched;
+
/* flag_schedule_insns means schedule insns within basic blocks (before
local_alloc).
flag_schedule_insns_after_reload means schedule insns after