* except.c (finish_eh_generation): Call commit_edge_insertions if
there are insns queued on the entry edge.
* config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
the entry edge.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@128665
138bc75d-0d04-0410-961f-
82ee72b054a4
+2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/32325
+ * except.c (finish_eh_generation): Call commit_edge_insertions if
+ there are insns queued on the entry edge.
+ * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
+ the entry edge.
+
2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
* doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
seq = get_insns ();
end_sequence ();
- emit_insn_at_entry (seq);
+
+ /* We used to simply emit the sequence after entry_of_function.
+ However this breaks the CFG if the first instruction in the
+ first block is not the NOTE_INSN_BASIC_BLOCK, for example a
+ label. Emit the sequence properly on the edge. We are only
+ invoked from dw2_build_landing_pads and finish_eh_generation
+ will call commit_edge_insertions thanks to a kludge. */
+ insert_insn_on_edge (seq, single_succ_edge (ENTRY_BLOCK_PTR));
cfun->machine->gp_save_rtx = m;
}
/* We've totally changed the CFG. Start over. */
find_exception_handler_labels ();
break_superblocks ();
- if (USING_SJLJ_EXCEPTIONS)
+ if (USING_SJLJ_EXCEPTIONS
+ /* Kludge for Alpha/Tru64 (see alpha_gp_save_rtx). */
+ || single_succ_edge (ENTRY_BLOCK_PTR)->insns.r)
commit_edge_insertions ();
FOR_EACH_BB (bb)
{