diff options
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/combine.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ff1f38e..2fe96be 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * combine.c (try_combine): If i3_subst_into_i2, properly check for + I3 having more than one SET. + 2001-01-16 Jim Wilson <wilson@redhat.com> * invoke.texi: Document IA-64 options. diff --git a/gcc/combine.c b/gcc/combine.c index 30b13c8..e684ba1 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -2524,7 +2524,7 @@ try_combine (i3, i2, i1, new_direct_jump_p) actually came from I3, so that REG_UNUSED notes from I2 will be properly handled. */ - if (i3_subst_into_i2 && GET_CODE (PATTERN (i2)) == PARALLEL) + if (i3_subst_into_i2 && single_set (i2) == 0) { for (i = 0; i < XVECLEN (PATTERN (i2), 0); i++) if (GET_CODE (XVECEXP (PATTERN (i2), 0, i)) != USE |