From: zlomek Date: Thu, 20 Feb 2003 08:54:48 +0000 (+0000) Subject: * combine.c (distribute_notes): Kill REG_EXEC_COUNT. X-Git-Tag: upstream/4.9.2~81547 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=082372f14d037950cdc5cc524db86f517cfb8fc6;p=platform%2Fupstream%2Flinaro-gcc.git * combine.c (distribute_notes): Kill REG_EXEC_COUNT. * rtl.c (reg_note_name): Likewise. * rtl.h (enum reg_note): Likewise. * doc/invoke.texi: Likewise. * doc/rtl.texi: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@63157 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c20a009..48b76d7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,13 @@ 2003-02-20 Josef Zlomek + * combine.c (distribute_notes): Kill REG_EXEC_COUNT. + * rtl.c (reg_note_name): Likewise. + * rtl.h (enum reg_note): Likewise. + * doc/invoke.texi: Likewise. + * doc/rtl.texi: Likewise. + +2003-02-20 Josef Zlomek + * bb-reorder.c (find_traces_1_round): Fix comment typo. 2003-02-19 Roger Sayle diff --git a/gcc/combine.c b/gcc/combine.c index 8f12656..ce4d3aa 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -12583,7 +12583,6 @@ distribute_notes (notes, from_insn, i3, i2, elim_i2, elim_i1) { case REG_BR_PROB: case REG_BR_PRED: - case REG_EXEC_COUNT: /* Doesn't matter much where we put this, as long as it's somewhere. It is preferable to keep these notes on branches, which is most likely to be i3. */ diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index c57e9d9..c4828d6 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -4241,8 +4241,7 @@ file The information in this data file is very dependent on the structure of the generated code, so you must use the same source code and the same optimization options for both compilations. -With @option{-fbranch-probabilities}, GCC puts a @samp{REG_EXEC_COUNT} -note on the first instruction of each basic block, and a +With @option{-fbranch-probabilities}, GCC puts a @samp{REG_BR_PROB} note on each @samp{JUMP_INSN} and @samp{CALL_INSN}. These can be used to improve optimization. Currently, they are only used in one place: in @file{reorg.c}, instead of guessing which path a diff --git a/gcc/doc/rtl.texi b/gcc/doc/rtl.texi index 7e696fa..b7b5b30 100644 --- a/gcc/doc/rtl.texi +++ b/gcc/doc/rtl.texi @@ -3283,12 +3283,6 @@ are stored in the @code{REG_NOTES} field of an insn as an @code{expr_list}. @table @code -@findex REG_EXEC_COUNT -@item REG_EXEC_COUNT -This is used to indicate the number of times a basic block was executed -according to the profile data. The note is attached to the first insn in -the basic block. - @findex REG_BR_PROB @item REG_BR_PROB This is used to specify the ratio of branches to non-branches of a diff --git a/gcc/rtl.c b/gcc/rtl.c index 6414aec7..8e1176d 100644 --- a/gcc/rtl.c +++ b/gcc/rtl.c @@ -228,7 +228,7 @@ const char * const reg_note_name[] = "REG_WAS_0", "REG_RETVAL", "REG_LIBCALL", "REG_NONNEG", "REG_NO_CONFLICT", "REG_UNUSED", "REG_CC_SETTER", "REG_CC_USER", "REG_LABEL", "REG_DEP_ANTI", "REG_DEP_OUTPUT", "REG_BR_PROB", - "REG_EXEC_COUNT", "REG_NOALIAS", "REG_SAVE_AREA", "REG_BR_PRED", + "REG_NOALIAS", "REG_SAVE_AREA", "REG_BR_PRED", "REG_FRAME_RELATED_EXPR", "REG_EH_CONTEXT", "REG_EH_REGION", "REG_SAVE_NOTE", "REG_MAYBE_DEAD", "REG_NORETURN", "REG_NON_LOCAL_GOTO", "REG_SETJMP", "REG_ALWAYS_RETURN", diff --git a/gcc/rtl.h b/gcc/rtl.h index 7758a92..680550a 100644 --- a/gcc/rtl.h +++ b/gcc/rtl.h @@ -688,11 +688,6 @@ enum reg_note return. */ REG_BR_PROB, - /* REG_EXEC_COUNT is attached to the first insn of each basic block, and - the first insn after each CALL_INSN. It indicates how many times this - block was executed. */ - REG_EXEC_COUNT, - /* Attached to a call insn; indicates that the call is malloc-like and that the pointer returned cannot alias anything else. */ REG_NOALIAS,