From b548a9c2c2037434a577d39730cc4d46610f4a66 Mon Sep 17 00:00:00 2001 From: Bernd Schmidt Date: Thu, 10 May 2007 13:07:24 +0000 Subject: bfin.h (MOVE_RATIO): Define. * config/bfin/bfin.h (MOVE_RATIO): Define. From-SVN: r124596 --- gcc/ChangeLog | 4 ++++ gcc/config/bfin/bfin.h | 4 ++++ 2 files changed, 8 insertions(+) (limited to 'gcc') diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 60c3c9c..7358111 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2007-05-08 Bernd Schmidt + + * config/bfin/bfin.h (MOVE_RATIO): Define. + 2007-05-10 Richard Sandiford * config.gcc (sparc-wrs-vxworks): New target. diff --git a/gcc/config/bfin/bfin.h b/gcc/config/bfin/bfin.h index 5a779da..b78ecb2 100644 --- a/gcc/config/bfin/bfin.h +++ b/gcc/config/bfin/bfin.h @@ -934,6 +934,10 @@ do { \ in one reasonably fast instruction. */ #define MOVE_MAX UNITS_PER_WORD +/* If a memory-to-memory move would take MOVE_RATIO or more simple + move-instruction pairs, we will do a movmem or libcall instead. */ + +#define MOVE_RATIO 5 /* STORAGE LAYOUT: target machine storage layout Define this macro as a C expression which is nonzero if accessing -- cgit v1.1