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| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/m68k/m68k.h | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b9cd110..a14925e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2001-02-28 DJ Delorie <dj@redhat.com> + + * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes, + since that doesn't work the way gcc wants on a generic m68k. + 2001-02-28 Richard Henderson <rth@redhat.com> * caller-save.c (save_call_clobbered_regs): Fix typo in diff --git a/gcc/config/m68k/m68k.h b/gcc/config/m68k/m68k.h index c20cba1..f12981e 100644 --- a/gcc/config/m68k/m68k.h +++ b/gcc/config/m68k/m68k.h @@ -921,6 +921,11 @@ extern enum reg_class regno_reg_class[]; On the 5200 (coldfire), sp@- in a byte insn pushes just a byte. */ #define PUSH_ROUNDING(BYTES) (TARGET_5200 ? BYTES : ((BYTES) + 1) & ~1) +/* We want to avoid trying to push bytes. */ +#define MOVE_BY_PIECES_P(SIZE, ALIGN) \ + (move_by_pieces_ninsns (SIZE, ALIGN) < MOVE_RATIO \ + && (((SIZE) >=16 && (ALIGN) >= 16) || (TARGET_5200))) + /* Offset of first parameter from the argument pointer register value. */ #define FIRST_PARM_OFFSET(FNDECL) 8 |