Hi,
This final patch gets rid of MOVE_BY_PIECES_P.
Bootstrapped on x86_64, ARM and AArch64.
Thanks,
James
---
gcc/
2014-10-28 James Greenhalgh <james.greenha...@arm.com>
* doc/tm.texi.in (MOVE_BY_PIECES_P): Remove.
* doc/tm.texi: Regenerate.
* system.h: Poison MOVE_BY_PIECES_P.
* targhooks.c (default_move_by_pieces_profitable_p): Remove
MOVE_BY_PIECES_P.
diff --git a/gcc/doc/tm.texi b/gcc/doc/tm.texi
index c50227a..86d783e 100644
--- a/gcc/doc/tm.texi
+++ b/gcc/doc/tm.texi
@@ -6123,12 +6123,6 @@ optimized for speed rather than size.
If you don't define this, a reasonable default is used.
@end defmac
-@defmac MOVE_BY_PIECES_P (@var{size}, @var{alignment})
-A C expression used to implement the default behaviour of
-@code{TARGET_MOVE_BY_PIECES_PROFITABLE_P}. New ports should implement
-that hook in preference to this macro, which is deprecated.
-@end defmac
-
@deftypefn {Target Hook} bool TARGET_MOVE_BY_PIECES_PROFITABLE_P (unsigned int @var{size}, unsigned int @var{alignment}, bool @var{speed_p})
GCC will attempt several strategies when asked to copy between
two areas of memory, for example when copying a @code{struct}.
diff --git a/gcc/doc/tm.texi.in b/gcc/doc/tm.texi.in
index f3c90f8..f085796 100644
--- a/gcc/doc/tm.texi.in
+++ b/gcc/doc/tm.texi.in
@@ -4600,12 +4600,6 @@ optimized for speed rather than size.
If you don't define this, a reasonable default is used.
@end defmac
-@defmac MOVE_BY_PIECES_P (@var{size}, @var{alignment})
-A C expression used to implement the default behaviour of
-@code{TARGET_MOVE_BY_PIECES_PROFITABLE_P}. New ports should implement
-that hook in preference to this macro, which is deprecated.
-@end defmac
-
@hook TARGET_MOVE_BY_PIECES_PROFITABLE_P
@defmac MOVE_MAX_PIECES
diff --git a/gcc/system.h b/gcc/system.h
index dbe1ceb..b9b90d4 100644
--- a/gcc/system.h
+++ b/gcc/system.h
@@ -847,7 +847,8 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
HOT_TEXT_SECTION_NAME LEGITIMATE_CONSTANT_P ALWAYS_STRIP_DOTDOT \
OUTPUT_ADDR_CONST_EXTRA SMALL_REGISTER_CLASSES ASM_OUTPUT_IDENT \
ASM_BYTE_OP MEMBER_TYPE_FORCES_BLK LIBGCC2_HAS_SF_MODE \
- LIBGCC2_HAS_DF_MODE LIBGCC2_HAS_XF_MODE LIBGCC2_HAS_TF_MODE
+ LIBGCC2_HAS_DF_MODE LIBGCC2_HAS_XF_MODE LIBGCC2_HAS_TF_MODE \
+ MOVE_BY_PIECES_P
/* Target macros only used for code built for the target, that have
moved to libgcc-tm.h or have never been present elsewhere. */
diff --git a/gcc/targhooks.c b/gcc/targhooks.c
index 9ba3f8b..068e24e 100644
--- a/gcc/targhooks.c
+++ b/gcc/targhooks.c
@@ -1433,12 +1433,8 @@ default_move_by_pieces_profitable_p (unsigned int size ATTRIBUTE_UNUSED,
unsigned int alignment ATTRIBUTE_UNUSED,
bool speed_p ATTRIBUTE_UNUSED)
{
-#ifndef MOVE_BY_PIECES_P
return move_by_pieces_ninsns (size, alignment, MOVE_MAX_PIECES + 1)
< get_move_ratio (speed_p);
-#else
- return !!(MOVE_BY_PIECES_P (size, alignment));
-#endif
}
bool
