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-rw-r--r--gcc/ChangeLog2
-rw-r--r--gcc/combine.c11
2 files changed, 13 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b792d8dd398..029e3ebe023 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,7 @@
Sat Jan 30 08:27:23 1999 Jeffrey A Law (law@cygnus.com)
+ * combine.c (distribute_notes): Handle REG_EH_REGION notes.
+
* alias.c (fixed_scalar_and_varying_struct_p): Add "static" to
function definition.
(aliases_everything_p, write_dependence_p):Likewise.
diff --git a/gcc/combine.c b/gcc/combine.c
index 5fc5231638b..0451707a22d 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -11431,6 +11431,17 @@ distribute_notes (notes, from_insn, i3, i2, elim_i2, elim_i1)
place = i3;
break;
+ case REG_EH_REGION:
+ /* This note must remain with the call. It should not be possible
+ for both I2 and I3 to be a call. */
+ if (GET_CODE (i3) == CALL_INSN)
+ place = i3;
+ else if (i2 && GET_CODE (i2) == CALL_INSN)
+ place = i2;
+ else
+ abort ();
+ break;
+
case REG_UNUSED:
/* Any clobbers for i3 may still exist, and so we must process
REG_UNUSED notes from that insn.
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