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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2023-01-10 18:00:50 -0300 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2023-02-06 16:19:35 -0300 |
commit | d1a9b6d8e736db997b5e825df92031645db5d96c (patch) | |
tree | 94a6f0efdce2e9af4ac2127d3d6dd344b5a80413 /sysdeps | |
parent | 32c7acd46401530fdbd4e98508c9baaa705f8b53 (diff) | |
download | glibc-d1a9b6d8e736db997b5e825df92031645db5d96c.zip glibc-d1a9b6d8e736db997b5e825df92031645db5d96c.tar.gz glibc-d1a9b6d8e736db997b5e825df92031645db5d96c.tar.bz2 |
Parameterize op_t from memcopy.h
It moves the op_t definition out to an specific header, adds
the attribute 'may-alias', and cleanup its duplicated definitions.
Checked with a build and check with run-built-tests=no for all major
Linux ABIs.
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/generic/memcopy.h | 6 | ||||
-rw-r--r-- | sysdeps/generic/string-optype.h | 24 | ||||
-rw-r--r-- | sysdeps/x86_64/x32/string-optype.h | 24 |
3 files changed, 50 insertions, 4 deletions
diff --git a/sysdeps/generic/memcopy.h b/sysdeps/generic/memcopy.h index 9f3ffb5..b5ffa4d 100644 --- a/sysdeps/generic/memcopy.h +++ b/sysdeps/generic/memcopy.h @@ -55,10 +55,8 @@ [I fail to understand. I feel stupid. --roland] */ -/* Type to use for aligned memory operations. - This should normally be the biggest type supported by a single load - and store. */ -#define op_t unsigned long int +/* Type to use for aligned memory operations. */ +#include <string-optype.h> #define OPSIZ (sizeof (op_t)) /* Type to use for unaligned operations. */ diff --git a/sysdeps/generic/string-optype.h b/sysdeps/generic/string-optype.h new file mode 100644 index 0000000..42bdd2a --- /dev/null +++ b/sysdeps/generic/string-optype.h @@ -0,0 +1,24 @@ +/* Define a type to use for word access. Generic version. + Copyright (C) 2023 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/>. */ + +#ifndef _STRING_OPTYPE_H +#define _STRING_OPTYPE_H 1 + +typedef unsigned long int __attribute__ ((__may_alias__)) op_t; + +#endif /* string-optype.h */ diff --git a/sysdeps/x86_64/x32/string-optype.h b/sysdeps/x86_64/x32/string-optype.h new file mode 100644 index 0000000..e7679f9 --- /dev/null +++ b/sysdeps/x86_64/x32/string-optype.h @@ -0,0 +1,24 @@ +/* Define a type to use for word access. Generic version. + Copyright (C) 2023 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/>. */ + +#ifndef _STRING_OPTYPE_H +#define _STRING_OPTYPE_H 1 + +typedef unsigned long long int __attribute__ ((__may_alias__)) op_t; + +#endif /* string-optype.h */ |