From d676911f3469407786c3b65d3cd98e6ddd5244a5 Mon Sep 17 00:00:00 2001 From: DJ Delorie Date: Wed, 28 Feb 2001 17:54:22 -0500 Subject: [PATCH] m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes, since that doesn't work the way gcc wants on a generic m68k. * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes, since that doesn't work the way gcc wants on a generic m68k. From-SVN: r40138 --- gcc/ChangeLog | 5 +++++ gcc/config/m68k/m68k.h | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b9cd1100ccf..a14925e4d09 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2001-02-28 DJ Delorie + + * 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 * 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 c20cba1b99d..f12981e08bb 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 -- 2.30.2