+2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
+
+ * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-a2.S: New file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-cell.S: New file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power6.S: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-power7.S: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy-ppc32.S: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/memcpy.c: New file:
+ multiarch memcpy for PPC32.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: Add memcpy
+ multiarch objects.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c
+ (__libc_ifunc_impl_list): Likewise.
+
2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: New file to
ifeq ($(subdir),string)
-sysdep_routines +=
+sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \
+ memcpy-ppc32
endif
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;
}
--- /dev/null
+/* 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>
--- /dev/null
+/* 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>
--- /dev/null
+/* 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>
--- /dev/null
+/* 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>
--- /dev/null
+/* 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>
--- /dev/null
+/* 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