From 2bde7ae91a1edba5968c32ceb6f10b7b5ea98bfa Mon Sep 17 00:00:00 2001 From: Richard Sandiford Date: Tue, 31 Jul 2007 15:01:37 +0000 Subject: [PATCH] mode-switching.c (create_pre_exit): Don't search past calls. gcc/ * mode-switching.c (create_pre_exit): Don't search past calls. From-SVN: r127092 --- gcc/ChangeLog | 4 ++++ gcc/mode-switching.c | 11 +++++++++++ 2 files changed, 15 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8323fae31f5..1f03151f051 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2007-07-31 Richard Sandiford + + * mode-switching.c (create_pre_exit): Don't search past calls. + 2007-07-31 Sandra Loosemore * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test. diff --git a/gcc/mode-switching.c b/gcc/mode-switching.c index 9667d965a27..dc05208d3cd 100644 --- a/gcc/mode-switching.c +++ b/gcc/mode-switching.c @@ -245,6 +245,17 @@ create_pre_exit (int n_entities, int *entity_map, const int *num_modes) if (INSN_P (return_copy)) { + /* When using SJLJ exceptions, the call to the + unregister function is inserted between the + clobber of the return value and the copy. + We do not want to split the block before this + or any other call; if we have not found the + copy yet, the copy must have been deleted. */ + if (CALL_P (return_copy)) + { + short_block = 1; + break; + } return_copy_pat = PATTERN (return_copy); switch (GET_CODE (return_copy_pat)) {