diff options
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/aarch64/bits/string.h | 4 | ||||
-rw-r--r-- | sysdeps/aarch64/string_private.h | 20 | ||||
-rw-r--r-- | sysdeps/generic/string_private.h | 21 | ||||
-rw-r--r-- | sysdeps/m68k/m680x0/m68020/bits/string.h | 5 | ||||
-rw-r--r-- | sysdeps/m68k/m680x0/m68020/string_private.h | 21 | ||||
-rw-r--r-- | sysdeps/s390/bits/string.h | 4 | ||||
-rw-r--r-- | sysdeps/s390/string_private.h | 20 | ||||
-rw-r--r-- | sysdeps/sparc/bits/string.h | 4 | ||||
-rw-r--r-- | sysdeps/x86/bits/string.h | 4 | ||||
-rw-r--r-- | sysdeps/x86/string_private.h | 20 |
10 files changed, 112 insertions, 11 deletions
diff --git a/sysdeps/aarch64/bits/string.h b/sysdeps/aarch64/bits/string.h index 3c2a50ba75..0a508f72c0 100644 --- a/sysdeps/aarch64/bits/string.h +++ b/sysdeps/aarch64/bits/string.h @@ -20,5 +20,5 @@ # error "Never use <bits/string.h> directly; include <string.h> instead." #endif -/* AArch64 implementations support efficient unaligned access. */ -#define _STRING_ARCH_unaligned 1 +/* AArch64 uses the aligned string inline ABI. */ +#define _STRING_INLINE_unaligned 0 diff --git a/sysdeps/aarch64/string_private.h b/sysdeps/aarch64/string_private.h new file mode 100644 index 0000000000..8b194a41a6 --- /dev/null +++ b/sysdeps/aarch64/string_private.h @@ -0,0 +1,20 @@ +/* Define _STRING_ARCH_unaligned. AArch64 version. + Copyright (C) 2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* AArch64 implementations support efficient unaligned access. */ +#define _STRING_ARCH_unaligned 1 diff --git a/sysdeps/generic/string_private.h b/sysdeps/generic/string_private.h new file mode 100644 index 0000000000..c880aae4f2 --- /dev/null +++ b/sysdeps/generic/string_private.h @@ -0,0 +1,21 @@ +/* Define _STRING_ARCH_unaligned. Generic version. + Copyright (C) 2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* Define to 1 if architecture can access unaligned multi-byte + variables. */ +#define _STRING_ARCH_unaligned 0 diff --git a/sysdeps/m68k/m680x0/m68020/bits/string.h b/sysdeps/m68k/m680x0/m68020/bits/string.h index 88505bbda4..78c95943e1 100644 --- a/sysdeps/m68k/m680x0/m68020/bits/string.h +++ b/sysdeps/m68k/m680x0/m68020/bits/string.h @@ -20,6 +20,5 @@ # error "Never use <bits/string.h> directly; include <string.h> instead." #endif -/* Currently the only purpose of this file is to tell the generic inline - macros that unaligned memory access is possible. */ -#define _STRING_ARCH_unaligned 1 +/* Use the unaligned string inline ABI. */ +#define _STRING_INLINE_unaligned 1 diff --git a/sysdeps/m68k/m680x0/m68020/string_private.h b/sysdeps/m68k/m680x0/m68020/string_private.h new file mode 100644 index 0000000000..6846663811 --- /dev/null +++ b/sysdeps/m68k/m680x0/m68020/string_private.h @@ -0,0 +1,21 @@ +/* Define _STRING_ARCH_unaligned. m680x0 version, x >= 2. + Copyright (C) 2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* Tell the generic inline macros that unaligned memory access is + possible. */ +#define _STRING_ARCH_unaligned 1 diff --git a/sysdeps/s390/bits/string.h b/sysdeps/s390/bits/string.h index 09201d97e5..39e0b7fe7c 100644 --- a/sysdeps/s390/bits/string.h +++ b/sysdeps/s390/bits/string.h @@ -21,8 +21,8 @@ # error "Never use <bits/string.h> directly; include <string.h> instead." #endif -/* The s390 processors can access unaligned multi-byte variables. */ -#define _STRING_ARCH_unaligned 1 +/* Use the unaligned string inline ABI. */ +#define _STRING_INLINE_unaligned 1 /* We only provide optimizations if the user selects them and if GNU CC is used. */ diff --git a/sysdeps/s390/string_private.h b/sysdeps/s390/string_private.h new file mode 100644 index 0000000000..9e11eee3dc --- /dev/null +++ b/sysdeps/s390/string_private.h @@ -0,0 +1,20 @@ +/* Define _STRING_ARCH_unaligned. S/390 version. + Copyright (C) 2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* The s390 processors can access unaligned multi-byte variables. */ +#define _STRING_ARCH_unaligned 1 diff --git a/sysdeps/sparc/bits/string.h b/sysdeps/sparc/bits/string.h index 3054f62afc..10beca6a5a 100644 --- a/sysdeps/sparc/bits/string.h +++ b/sysdeps/sparc/bits/string.h @@ -20,8 +20,8 @@ # error "Never use <bits/string.h> directly; include <string.h> instead." #endif -/* Define if architecture can access unaligned multi-byte variables. */ -#define _STRING_ARCH_unaligned 0 +/* sparc uses the aligned string inline ABI. */ +#define _STRING_INLINE_unaligned 0 /* sparc32 and sparc64 strchr(x, '\0') perform better than __rawmemchr(x, '\0'). */ diff --git a/sysdeps/x86/bits/string.h b/sysdeps/x86/bits/string.h index 1a0682b881..e4e019f1fc 100644 --- a/sysdeps/x86/bits/string.h +++ b/sysdeps/x86/bits/string.h @@ -20,8 +20,8 @@ # error "Never use <bits/string.h> directly; include <string.h> instead." #endif -/* The ix86 processors can access unaligned multi-byte variables. */ -#define _STRING_ARCH_unaligned 1 +/* Use the unaligned string inline ABI. */ +#define _STRING_INLINE_unaligned 1 /* Enable inline functions only for i486 or better when compiling for ia32. */ diff --git a/sysdeps/x86/string_private.h b/sysdeps/x86/string_private.h new file mode 100644 index 0000000000..e7281eb4ea --- /dev/null +++ b/sysdeps/x86/string_private.h @@ -0,0 +1,20 @@ +/* Define _STRING_ARCH_unaligned. i486/x86-64 version. + Copyright (C) 2016 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +/* The ix86 processors can access unaligned multi-byte variables. */ +#define _STRING_ARCH_unaligned 1 |