diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc32/power4')
8 files changed, 254 insertions, 1 deletions
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile index af8d49667e..79ef7c76f2 100644 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile @@ -1,3 +1,4 @@ ifeq ($(subdir),string) -sysdep_routines += +sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \ + memcpy-ppc32 endif diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c index f4e55aedfa..470439f5ae 100644 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c @@ -46,5 +46,19 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, else if (hwcap & PPC_FEATURE_POWER5) hwcap |= PPC_FEATURE_POWER4; +#ifdef SHARED + /* Support sysdeps/powerpc/powerpc32/power4/multiarch/memcpy.c. */ + IFUNC_IMPL (i, name, memcpy, + IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_HAS_VSX, + __memcpy_power7) + IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_06, + __memcpy_a2) + IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_05, + __memcpy_power6) + IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_CELL_BE, + __memcpy_cell) + IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ppc)) +#endif + return i; } diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-a2.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-a2.S new file mode 100644 index 0000000000..d5970ad962 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-a2.S @@ -0,0 +1,38 @@ +/* Optimized memcpy implementation for PowerPC A2. + Copyright (C) 2013 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/>. */ + +#include <sysdep.h> + +#undef EALIGN +#define EALIGN(name, alignt, words) \ + .globl C_SYMBOL_NAME(__memcpy_a2); \ + .type C_SYMBOL_NAME(__memcpy_a2),@function; \ + .align ALIGNARG(alignt); \ + EALIGN_W_##words; \ + C_LABEL(__memcpy_a2) \ + cfi_startproc; + +#undef END +#define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(__memcpy_a2) + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) + +#include <sysdeps/powerpc/powerpc32/a2/memcpy.S> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-cell.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-cell.S new file mode 100644 index 0000000000..9177d25c63 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-cell.S @@ -0,0 +1,38 @@ +/* Optimized memcpy implementation for CELL BE PowerPC. + Copyright (C) 2013 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/>. */ + +#include <sysdep.h> + +#undef EALIGN +#define EALIGN(name, alignt, words) \ + .globl C_SYMBOL_NAME(__memcpy_cell); \ + .type C_SYMBOL_NAME(__memcpy_cell),@function; \ + .align ALIGNARG(alignt); \ + EALIGN_W_##words; \ + C_LABEL(__memcpy_cell) \ + cfi_startproc; + +#undef END +#define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(__memcpy_cell) + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) + +#include <sysdeps/powerpc/powerpc32/cell/memcpy.S> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power6.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power6.S new file mode 100644 index 0000000000..a5b243cbda --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power6.S @@ -0,0 +1,38 @@ +/* Optimized memcpy implementation for PowerPC32 on POWER6. + Copyright (C) 2013 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/>. */ + +#include <sysdep.h> + +#undef EALIGN +#define EALIGN(name, alignt, words) \ + .globl C_SYMBOL_NAME(__memcpy_power6); \ + .type C_SYMBOL_NAME(__memcpy_power6),@function; \ + .align ALIGNARG(alignt); \ + EALIGN_W_##words; \ + C_LABEL(__memcpy_power6) \ + cfi_startproc; + +#undef END +#define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(__memcpy_power6) + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) + +#include <sysdeps/powerpc/powerpc32/power6/memcpy.S> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power7.S new file mode 100644 index 0000000000..3605116e26 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power7.S @@ -0,0 +1,38 @@ +/* Optimized memcpy implementation for PowerPC32/POWER7. + Copyright (C) 2013 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/>. */ + +#include <sysdep.h> + +#undef EALIGN +#define EALIGN(name, alignt, words) \ + .globl C_SYMBOL_NAME(__memcpy_power7); \ + .type C_SYMBOL_NAME(__memcpy_power7),@function; \ + .align ALIGNARG(alignt); \ + EALIGN_W_##words; \ + C_LABEL(__memcpy_power7) \ + cfi_startproc; + +#undef END +#define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(__memcpy_power7) + +#undef libc_hidden_builtin_def +#define libc_hidden_builtin_def(name) + +#include <sysdeps/powerpc/powerpc32/power7/memcpy.S> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-ppc32.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-ppc32.S new file mode 100644 index 0000000000..8fe1121ab1 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-ppc32.S @@ -0,0 +1,41 @@ +/* Default memcpy implementation for PowerPC32. + Copyright (C) 2013 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/>. */ + +#include <sysdep.h> + +#if defined SHARED && !defined NOT_IN_libc +# undef EALIGN +# define EALIGN(name, alignt, words) \ + .globl C_SYMBOL_NAME(__memcpy_ppc); \ + .type C_SYMBOL_NAME(__memcpy_ppc),@function; \ + .align ALIGNARG(alignt); \ + EALIGN_W_##words; \ + C_LABEL(__memcpy_ppc) \ + cfi_startproc; + +# undef END +# define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(__memcpy_ppc) + +# undef libc_hidden_builtin_def +# define libc_hidden_builtin_def(name) \ + .globl __GI_memcpy; __GI_memcpy = __memcpy_ppc +#endif + +#include <sysdeps/powerpc/powerpc32/power4/memcpy.S> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy.c b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy.c new file mode 100644 index 0000000000..d9c36ad8d4 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memcpy.c @@ -0,0 +1,45 @@ +/* Multiple versions of memcpy. + Copyright (C) 2013 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 multiple versions only for the definition in lib and for + DSO. In static binaries we need memcpy before the initialization + happened. */ +#if defined SHARED && !defined NOT_IN_libc +# include <string.h> +# include <shlib-compat.h> +# include "init-arch.h" + +extern __typeof (memcpy) __memcpy_ppc attribute_hidden; +extern __typeof (memcpy) __memcpy_cell attribute_hidden; +extern __typeof (memcpy) __memcpy_power6 attribute_hidden; +extern __typeof (memcpy) __memcpy_a2 attribute_hidden; +extern __typeof (memcpy) __memcpy_power7 attribute_hidden; + +/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle + ifunc symbol properly. */ +libc_ifunc (memcpy, + (hwcap & PPC_FEATURE_HAS_VSX) + ? __memcpy_power7 : + (hwcap & PPC_FEATURE_ARCH_2_06) + ? __memcpy_a2 : + (hwcap & PPC_FEATURE_ARCH_2_05) + ? __memcpy_power6 : + (hwcap & PPC_FEATURE_CELL_BE) + ? __memcpy_cell + : __memcpy_ppc); +#endif |