diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc32/sysdep.h')
| -rw-r--r-- | sysdeps/powerpc/powerpc32/sysdep.h | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/sysdeps/powerpc/powerpc32/sysdep.h b/sysdeps/powerpc/powerpc32/sysdep.h deleted file mode 100644 index f92ab2cded..0000000000 --- a/sysdeps/powerpc/powerpc32/sysdep.h +++ /dev/null @@ -1,174 +0,0 @@ -/* Assembly macros for 32-bit PowerPC. - Copyright (C) 1999-2017 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 <sysdeps/powerpc/sysdep.h> - -#ifdef __ASSEMBLER__ - -/* If compiled for profiling, call `_mcount' at the start of each - function. */ -#ifdef PROF -/* The mcount code relies on a the return address being on the stack - to locate our caller and so it can restore it; so store one just - for its benefit. */ -# define CALL_MCOUNT \ - mflr r0; \ - stw r0,4(r1); \ - cfi_offset (lr, 4); \ - bl JUMPTARGET(_mcount); -#else /* PROF */ -# define CALL_MCOUNT /* Do nothing. */ -#endif /* PROF */ - -#define ENTRY(name) \ - .globl C_SYMBOL_NAME(name); \ - .type C_SYMBOL_NAME(name),@function; \ - .align ALIGNARG(2); \ - C_LABEL(name) \ - cfi_startproc; \ - CALL_MCOUNT - -/* helper macro for accessing the 32-bit powerpc GOT. */ - -#define SETUP_GOT_ACCESS(regname,GOT_LABEL) \ - bcl 20,31,GOT_LABEL ; \ -GOT_LABEL: ; \ - mflr (regname) - -#define EALIGN_W_0 /* No words to insert. */ -#define EALIGN_W_1 nop -#define EALIGN_W_2 nop;nop -#define EALIGN_W_3 nop;nop;nop -#define EALIGN_W_4 EALIGN_W_3;nop -#define EALIGN_W_5 EALIGN_W_4;nop -#define EALIGN_W_6 EALIGN_W_5;nop -#define EALIGN_W_7 EALIGN_W_6;nop - -/* EALIGN is like ENTRY, but does alignment to 'words'*4 bytes - past a 2^align boundary. */ -#ifdef PROF -# define EALIGN(name, alignt, words) \ - .globl C_SYMBOL_NAME(name); \ - .type C_SYMBOL_NAME(name),@function; \ - .align ALIGNARG(2); \ - C_LABEL(name) \ - cfi_startproc; \ - CALL_MCOUNT \ - b 0f; \ - .align ALIGNARG(alignt); \ - EALIGN_W_##words; \ - 0: -#else /* PROF */ -# define EALIGN(name, alignt, words) \ - .globl C_SYMBOL_NAME(name); \ - .type C_SYMBOL_NAME(name),@function; \ - .align ALIGNARG(alignt); \ - EALIGN_W_##words; \ - C_LABEL(name) \ - cfi_startproc; -#endif - -#undef END -#define END(name) \ - cfi_endproc; \ - ASM_SIZE_DIRECTIVE(name) - -#if ! IS_IN(rtld) && defined (ENABLE_LOCK_ELISION) -# define ABORT_TRANSACTION \ - cmpwi 2,0; \ - beq 1f; \ - lwz 0,TM_CAPABLE(2); \ - cmpwi 0,0; \ - beq 1f; \ - li 11,_ABORT_SYSCALL; \ - tabort. 11; \ - .align 4; \ -1: -#else -# define ABORT_TRANSACTION -#endif - -#define DO_CALL(syscall) \ - ABORT_TRANSACTION \ - li 0,syscall; \ - sc - -#undef JUMPTARGET -#ifdef PIC -# define JUMPTARGET(name) name##@plt -#else -# define JUMPTARGET(name) name -#endif - -#if defined SHARED && defined PIC && !defined NO_HIDDEN -# undef HIDDEN_JUMPTARGET -# define HIDDEN_JUMPTARGET(name) __GI_##name##@local -#endif - -#define PSEUDO(name, syscall_name, args) \ - .section ".text"; \ - ENTRY (name) \ - DO_CALL (SYS_ify (syscall_name)); - -#define PSEUDO_RET \ - bnslr+; \ - b __syscall_error@local -#define ret PSEUDO_RET - -#undef PSEUDO_END -#define PSEUDO_END(name) \ - END (name) - -#define PSEUDO_NOERRNO(name, syscall_name, args) \ - .section ".text"; \ - ENTRY (name) \ - DO_CALL (SYS_ify (syscall_name)); - -#define PSEUDO_RET_NOERRNO \ - blr -#define ret_NOERRNO PSEUDO_RET_NOERRNO - -#undef PSEUDO_END_NOERRNO -#define PSEUDO_END_NOERRNO(name) \ - END (name) - -#define PSEUDO_ERRVAL(name, syscall_name, args) \ - .section ".text"; \ - ENTRY (name) \ - DO_CALL (SYS_ify (syscall_name)); - -#define PSEUDO_RET_ERRVAL \ - blr -#define ret_ERRVAL PSEUDO_RET_ERRVAL - -#undef PSEUDO_END_ERRVAL -#define PSEUDO_END_ERRVAL(name) \ - END (name) - -/* Local labels stripped out by the linker. */ -#undef L -#define L(x) .L##x - -#define XGLUE(a,b) a##b -#define GLUE(a,b) XGLUE (a,b) -#define GENERATE_GOT_LABEL(name) GLUE (.got_label, name) - -/* Label in text section. */ -#define C_TEXT(name) name - -#endif /* __ASSEMBLER__ */ |