summaryrefslogtreecommitdiff
path: root/gcc/dce.h
diff options
context:
space:
mode:
authorebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>2007-10-22 19:28:23 +0000
committerebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>2007-10-22 19:28:23 +0000
commitebc94641ff3e0c2c1b02d02147eb2738c86577e3 (patch)
treece100096d41a38847cdcf3bd954b2e8fbcdd6bd2 /gcc/dce.h
parenta8cb6ebcf2203cf9456618c144b2daf0572c46e9 (diff)
downloadgcc-ebc94641ff3e0c2c1b02d02147eb2738c86577e3.tar.gz
PR rtl-optimization/33644
* cfgcleanup.c: Do not include dce.h. * cfgrtl.c (delete_insn_chain_and_edges): Resurrect. * combine.c (distribute_notes): Delete REG_LIBCALL_ID case. * dce.c (something_changed): Delete. (libcall_dead_p): New predicate. (delete_unmarked_insns): Use it to delete dead libcalls. Deal with REG_LIBCALL and REG_RETVAL notes. (prescan_libcall_for_dce): New function. (prescan_insns_for_dce): Use it to deal with libcalls. (mark_reg_dependencies): Do nothing special for libcalls. (dce_process_block): Likewise. (fast_dce): Delete unused local variable. (run_fast_dce): Do not return a value. * dce.h (struct df): Delete. (run_fast_dce): Adjust prototype. * optabs.c (libcall_id): Delete. (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes. (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes. * reload1.c (reload): Delete REG_LIBCALL_ID case. * rtl.h (delete_insn_chain_and_edges): Resurrect prototype. * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL notes instead of REG_LIBCALL_ID notes. * reg-notes.def (LIBCALL_ID): Delete. * Makefile.in (see.o): Add dce.h dependency. (cfgcleanup.o): Remove dce.h dependency. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@129556 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/dce.h')
-rw-r--r--gcc/dce.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/gcc/dce.h b/gcc/dce.h
index 65faf26a48a..2635d49922b 100644
--- a/gcc/dce.h
+++ b/gcc/dce.h
@@ -20,9 +20,7 @@ along with GCC; see the file COPYING3. If not see
#ifndef GCC_DCE_H
#define GCC_DCE_H
-struct df;
-
-extern bool run_fast_dce (void);
+extern void run_fast_dce (void);
extern void run_fast_df_dce (void);
#endif /* GCC_DCE_H */