diff options
| author | Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> | 2003-07-05 14:40:59 +0000 |
|---|---|---|
| committer | Jan Hubicka <jh@suse.cz> | 2003-07-05 14:40:59 +0000 |
| commit | 55b78acde351689b5667b1211e5aaf92da64f142 (patch) | |
| tree | b51b498c5ca943b9565eaefb10b25dbe1c28556e /gcc/cfglayout.c | |
| parent | 2060704bdb8411181064eeeb0f7e3fbbc8b9ad3a (diff) | |
Sat Jul 5 16:18:53 CEST 2003 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
Blame to Jan Hubicka <jh@suse.cz>
* cfglayout.c (record_effective_endpoints): Split insns before
first basic block correctly.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@68973 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cfglayout.c')
| -rw-r--r-- | gcc/cfglayout.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/gcc/cfglayout.c b/gcc/cfglayout.c index 3a6b92500b6..08d20e1357a 100644 --- a/gcc/cfglayout.c +++ b/gcc/cfglayout.c @@ -196,19 +196,16 @@ record_effective_endpoints (void) rtx insn; for (insn = get_insns (); - NEXT_INSN (insn) && GET_CODE (insn) == NOTE; + insn + && GET_CODE (insn) == NOTE + && NOTE_LINE_NUMBER (insn) != NOTE_INSN_BASIC_BLOCK; insn = NEXT_INSN (insn)) - { - if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_BASIC_BLOCK) - { - insn = NULL; - break; - } - if (NOTE_LINE_NUMBER (insn) == NOTE_INSN_FUNCTION_BEG) - break; - } - if (insn) - cfg_layout_function_header = unlink_insn_chain (get_insns (), insn); + continue; + if (!insn) + abort (); /* No basic blocks at all? */ + if (PREV_INSN (insn)) + cfg_layout_function_header = + unlink_insn_chain (get_insns (), PREV_INSN (insn)); else cfg_layout_function_header = NULL_RTX; |