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Commit 3bd03194 by Kazu Hirata Committed by Kazu Hirata
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clzsi2.c: New. 

	* config/h8300/clzsi2.c: New.
	* config/h8300/ctzsi2.c: Likewise.
	* config/h8300/paritysi2.c: Likewise.
	* config/h8300/popcountsi2.c: Likewise.
	* config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.

From-SVN: r62577
parent 669e9062
Showing with 206 additions and 1 deletions
gcc/ChangeLog
2003-02-08 Kazu Hirata <kazu@cs.umass.edu>
* config/h8300/clzsi2.c: New.
* config/h8300/ctzsi2.c: Likewise.
* config/h8300/paritysi2.c: Likewise.
* config/h8300/popcountsi2.c: Likewise.
* config/h8300/t-h8300 (LIB2FUNCS_EXTRA): Add above files.
2003-02-07 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
......
gcc/config/h8300/clzsi2.c 0 → 100644
/* More subroutines needed by GCC output code on some machines. */
/* Compile this one with gcc. */
/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
In addition to the permissions in the GNU General Public License, the
Free Software Foundation gives you unlimited permission to link the
compiled version of this file into combinations with other programs,
and to distribute those combinations without any restriction coming
from the use of this file. (The General Public License restrictions
do apply in other respects; for example, they cover modification of
the file, and distribution when not linked into a combine
executable.)
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
int
__clzsi2 (unsigned long x)
{
unsigned char i;
for (i = 0; i < 32; i++)
{
if (x & (1L << 31))
break;
x <<= 1;
}
return i;
}
gcc/config/h8300/ctzsi2.c 0 → 100644
/* More subroutines needed by GCC output code on some machines. */
/* Compile this one with gcc. */
/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
In addition to the permissions in the GNU General Public License, the
Free Software Foundation gives you unlimited permission to link the
compiled version of this file into combinations with other programs,
and to distribute those combinations without any restriction coming
from the use of this file. (The General Public License restrictions
do apply in other respects; for example, they cover modification of
the file, and distribution when not linked into a combine
executable.)
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
int
__ctzsi2 (unsigned long x)
{
unsigned char i;
for (i = 0; i < 32; i++)
{
if (x & 1)
break;
x >>= 1;
}
return i;
}
gcc/config/h8300/paritysi2.c 0 → 100644
/* More subroutines needed by GCC output code on some machines. */
/* Compile this one with gcc. */
/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
In addition to the permissions in the GNU General Public License, the
Free Software Foundation gives you unlimited permission to link the
compiled version of this file into combinations with other programs,
and to distribute those combinations without any restriction coming
from the use of this file. (The General Public License restrictions
do apply in other respects; for example, they cover modification of
the file, and distribution when not linked into a combine
executable.)
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
int
__paritysi2 (unsigned long x)
{
#ifdef __H8300__
unsigned char a;
asm ("xor.b\t%z1,%w1\n\t"
"xor.b\t%y1,%w1\n\t"
"xor.b\t%x1,%w1\n\t"
"bld\t#0,%w1\n\t"
"bxor\t#1,%w1\n\t"
"bxor\t#2,%w1\n\t"
"bxor\t#3,%w1\n\t"
"bxor\t#4,%w1\n\t"
"bxor\t#5,%w1\n\t"
"bxor\t#6,%w1\n\t"
"bxor\t#7,%w1\n\t"
"xor.b\t%X0,%X0\n\t"
"bst\t#0,%s0" : "=r" (a) : "r" (x));
return a;
#else
unsigned short a;
asm ("xor.w\t%e1,%f1\n\t"
"xor.b\t%x1,%w1\n\t"
"bld\t#0,%w1\n\t"
"bxor\t#1,%w1\n\t"
"bxor\t#2,%w1\n\t"
"bxor\t#3,%w1\n\t"
"bxor\t#4,%w1\n\t"
"bxor\t#5,%w1\n\t"
"bxor\t#6,%w1\n\t"
"bxor\t#7,%w1\n\t"
"xor.w\t%T0,%T0\n\t"
"bst\t#0,%s0" : "=r" (a) : "r" (x));
return a;
#endif
}
gcc/config/h8300/popcountsi2.c 0 → 100644
/* More subroutines needed by GCC output code on some machines. */
/* Compile this one with gcc. */
/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
In addition to the permissions in the GNU General Public License, the
Free Software Foundation gives you unlimited permission to link the
compiled version of this file into combinations with other programs,
and to distribute those combinations without any restriction coming
from the use of this file. (The General Public License restrictions
do apply in other respects; for example, they cover modification of
the file, and distribution when not linked into a combine
executable.)
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
extern const unsigned char __popcount_tab[];
int
__popcountsi2 (unsigned long x)
{
return __popcount_tab[(x >> 0) & 0xff]
+ __popcount_tab[(x >> 8) & 0xff]
+ __popcount_tab[(x >> 16) & 0xff]
+ __popcount_tab[(x >> 24) & 0xff];
}
gcc/config/h8300/t-h8300
......@@ -5,7 +5,12 @@ LIB1ASMSRC = h8300/lib1funcs.asm
LIB1ASMFUNCS = _cmpsi2 _ucmpsi2 _divhi3 _divsi3 _mulhi3 _mulsi3 \
_floatdisf _fixsfdi _fixunssfdi _fixunssfsi_asm
LIB2FUNCS_EXTRA = $(srcdir)/config/h8300/fixunssfsi.c
LIB2FUNCS_EXTRA = \
$(srcdir)/config/h8300/fixunssfsi.c \
$(srcdir)/config/h8300/clzsi2.c \
$(srcdir)/config/h8300/ctzsi2.c \
$(srcdir)/config/h8300/paritysi2.c \
$(srcdir)/config/h8300/popcountsi2.c
# We do not have DF or DI types, so fake out the libgcc2 compilation.
TARGET_LIBGCC2_CFLAGS = -DDF=SF -DDI=SI
......
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