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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-10-24 11:35:04 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-10-24 11:40:08 -0300 |
| commit | be930668eccf842d5a1a068a3e01b660d5bcb813 (patch) | |
| tree | 1a859f3da01f4a0c5393f90d3977862f53de40ea /sysdeps/alpha | |
| parent | 29ff5b5b7237c8560dafecd27bd809c80ae5338e (diff) | |
| download | glibc-be930668eccf842d5a1a068a3e01b660d5bcb813.tar.gz | |
Remove all assembly optimizations for htonl and htons
The builtin bswap is already used if optimziation is enabled for
GCC 4.8+, so glibc symbols will be used in a very limited scenarios.
Also, gcc generated code is quite similar to all but ia64 and i386
htons.
Checked on alpha, i686, and ia64.
Diffstat (limited to 'sysdeps/alpha')
| -rw-r--r-- | sysdeps/alpha/htonl.S | 43 | ||||
| -rw-r--r-- | sysdeps/alpha/htons.S | 39 |
2 files changed, 0 insertions, 82 deletions
diff --git a/sysdeps/alpha/htonl.S b/sysdeps/alpha/htonl.S deleted file mode 100644 index e205295933..0000000000 --- a/sysdeps/alpha/htonl.S +++ /dev/null @@ -1,43 +0,0 @@ -/* Copyright (C) 1996-2022 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 - <https://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - -ENTRY(htonl) -#ifdef PROF - ldgp gp, 0(pv) - .set noat - lda AT, _mcount - jsr AT, (AT), _mcount - .set at - .prologue 1 -#else - .prologue 0 -#endif - - inslh a0, 7, t0 # t0 = 0000000000AABBCC - inswl a0, 3, t1 # t1 = 000000CCDD000000 - or t1, t0, t1 # t1 = 000000CCDDAABBCC - srl t1, 16, t2 # t2 = 0000000000CCDDAA - zapnot t1, 0x0A, t0 # t0 = 00000000DD00BB00 - zapnot t2, 0x05, t3 # t3 = 0000000000CC00AA - addl t0, t3, v0 # v0 = ssssssssDDCCBBAA - ret - - END(htonl) - -weak_alias (htonl, ntohl) diff --git a/sysdeps/alpha/htons.S b/sysdeps/alpha/htons.S deleted file mode 100644 index e44824ef9c..0000000000 --- a/sysdeps/alpha/htons.S +++ /dev/null @@ -1,39 +0,0 @@ -/* Copyright (C) 1996-2022 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 - <https://www.gnu.org/licenses/>. */ - -#include <sysdep.h> - -ENTRY(htons) -#ifdef PROF - ldgp gp, 0(pv) - .set noat - lda AT, _mcount - jsr AT, (AT), _mcount - .set at - .prologue 1 -#else - .prologue 0 -#endif - - extwh a0, 7, t1 # t1 = bb00 - extbl a0, 1, v0 # v0 = 00aa - bis v0, t1, v0 # v0 = bbaa - ret - - END(htons) - -weak_alias (htons, ntohs) |