diff options
Diffstat (limited to 'sysdeps/powerpc/bits')
| -rw-r--r-- | sysdeps/powerpc/bits/link.h | 111 | ||||
| -rw-r--r-- | sysdeps/powerpc/bits/mathdef.h | 64 | ||||
| -rw-r--r-- | sysdeps/powerpc/bits/setjmp.h | 32 |
3 files changed, 30 insertions, 177 deletions
diff --git a/sysdeps/powerpc/bits/link.h b/sysdeps/powerpc/bits/link.h deleted file mode 100644 index 6c6f6042a1..0000000000 --- a/sysdeps/powerpc/bits/link.h +++ /dev/null @@ -1,111 +0,0 @@ -/* Machine-specific declarations for dynamic linker interface. PowerPC version - Copyright (C) 2004, 2005 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#ifndef _LINK_H -# error "Never include <bits/link.h> directly; use <link.h> instead." -#endif - - -#if __ELF_NATIVE_CLASS == 32 - -/* Registers for entry into PLT on PPC32. */ -typedef struct La_ppc32_regs -{ - uint32_t lr_reg[8]; - double lr_fp[8]; - uint32_t lr_vreg[12][4]; - uint32_t lr_r1; - uint32_t lr_lr; -} La_ppc32_regs; - -/* Return values for calls from PLT on PPC32. */ -typedef struct La_ppc32_retval -{ - uint32_t lrv_r3; - uint32_t lrv_r4; - double lrv_fp[8]; - uint32_t lrv_v2[4]; -} La_ppc32_retval; - - -__BEGIN_DECLS - -extern Elf32_Addr la_ppc32_gnu_pltenter (Elf32_Sym *__sym, - unsigned int __ndx, - uintptr_t *__refcook, - uintptr_t *__defcook, - La_ppc32_regs *__regs, - unsigned int *__flags, - const char *__symname, - long int *__framesizep); -extern unsigned int la_ppc32_gnu_pltexit (Elf32_Sym *__sym, - unsigned int __ndx, - uintptr_t *__refcook, - uintptr_t *__defcook, - const La_ppc32_regs *__inregs, - La_ppc32_retval *__outregs, - const char *symname); - -__END_DECLS - -#else - -/* Registers for entry into PLT on PPC64. */ -typedef struct La_ppc64_regs -{ - uint64_t lr_reg[8]; - double lr_fp[13]; - uint32_t __padding; - uint32_t lr_vrsave; - uint32_t lr_vreg[12][4]; - uint64_t lr_r1; - uint64_t lr_lr; -} La_ppc64_regs; - -/* Return values for calls from PLT on PPC64. */ -typedef struct La_ppc64_retval -{ - uint64_t lrv_r3; - uint64_t lrv_r4; - double lrv_fp[4]; /* f1-f4, float - complex long double. */ - uint32_t lrv_v2[4]; /* v2. */ -} La_ppc64_retval; - - -__BEGIN_DECLS - -extern Elf64_Addr la_ppc64_gnu_pltenter (Elf64_Sym *__sym, - unsigned int __ndx, - uintptr_t *__refcook, - uintptr_t *__defcook, - La_ppc64_regs *__regs, - unsigned int *__flags, - const char *__symname, - long int *__framesizep); -extern unsigned int la_ppc64_gnu_pltexit (Elf64_Sym *__sym, - unsigned int __ndx, - uintptr_t *__refcook, - uintptr_t *__defcook, - const La_ppc64_regs *__inregs, - La_ppc64_retval *__outregs, - const char *symname); - -__END_DECLS - -#endif diff --git a/sysdeps/powerpc/bits/mathdef.h b/sysdeps/powerpc/bits/mathdef.h deleted file mode 100644 index b79cc6ff96..0000000000 --- a/sysdeps/powerpc/bits/mathdef.h +++ /dev/null @@ -1,64 +0,0 @@ -/* Copyright (C) 1997,1998,1999,2000,2003,2004,2006 - 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#if !defined _MATH_H && !defined _COMPLEX_H -# error "Never use <bits/mathdef.h> directly; include <math.h> instead" -#endif - - -/* FIXME! This file describes properties of the compiler, not the machine; - it should not be part of libc! - - FIXME! This file does not deal with the -fshort-double option of - gcc! */ - -#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF -# define _MATH_H_MATHDEF 1 - -# ifdef __GNUC__ -# if __STDC__ == 1 - -/* In GNU or ANSI mode, gcc leaves `float' expressions as-is. */ -typedef float float_t; /* `float' expressions are evaluated as - `float'. */ -typedef double double_t; /* `double' expressions are evaluated as - `double'. */ - -# else - -/* For `gcc -traditional', `float' expressions are evaluated as `double'. */ -typedef double float_t; /* `float' expressions are evaluated as - `double'. */ -typedef double double_t; /* `double' expressions are evaluated as - `double'. */ - -# endif -# else - -/* Wild guess at types for float_t and double_t. */ -typedef double float_t; -typedef double double_t; - -# endif - -/* The values returned by `ilogb' for 0 and NaN respectively. */ -# define FP_ILOGB0 (-2147483647) -# define FP_ILOGBNAN (2147483647) - -#endif /* ISO C99 */ diff --git a/sysdeps/powerpc/bits/setjmp.h b/sysdeps/powerpc/bits/setjmp.h index 9c3e22abac..3134916a51 100644 --- a/sysdeps/powerpc/bits/setjmp.h +++ b/sysdeps/powerpc/bits/setjmp.h @@ -1,5 +1,4 @@ -/* Copyright (C) 1997,1998,2000,2003,2004,2005,2006 - Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 2000, 2003, 2004 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 @@ -32,6 +31,30 @@ #include <bits/wordsize.h> +#if defined __USE_MISC || defined _ASM +# define JB_GPR1 0 /* Also known as the stack pointer */ +# define JB_GPR2 1 +# define JB_LR 2 /* The address we will return to */ +# if __WORDSIZE == 64 +# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18*2 words total. */ +# define JB_CR 21 /* Condition code registers with the VRSAVE at */ + /* offset 172 (low half of the double word. */ +# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ +# define JB_SIZE (64 * 8) /* As per PPC64-VMX ABI. */ +# define JB_VRSAVE 21 /* VRSAVE shares a double word with the CR at offset */ + /* 168 (high half of the double word). */ +# define JB_VRS 40 /* VRs 20 through 31 are saved, 12*4 words total. */ +# else +# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total. */ +# define JB_CR 21 /* Condition code registers. */ +# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */ +# define JB_SIZE ((64 + (12 * 4)) * 4) +# define JB_VRSAVE 62 +# define JB_VRS 64 +# endif +#endif + + /* The current powerpc 32-bit Altivec ABI specifies for SVR4 ABI and EABI the vrsave must be at byte 248 & v20 at byte 256. So we must pad this correctly on 32 bit. It also insists that vecregs are only gauranteed @@ -49,4 +72,9 @@ typedef long int __jmp_buf[64 + (12 * 4)] __attribute__ ((__aligned__ (16))); # endif #endif +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < (void *) (jmpbuf)[JB_GPR1]) + #endif /* bits/setjmp.h */ |