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, 177 insertions, 30 deletions
diff --git a/sysdeps/powerpc/bits/link.h b/sysdeps/powerpc/bits/link.h new file mode 100644 index 0000000000..6c6f6042a1 --- /dev/null +++ b/sysdeps/powerpc/bits/link.h @@ -0,0 +1,111 @@ +/* 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 new file mode 100644 index 0000000000..b79cc6ff96 --- /dev/null +++ b/sysdeps/powerpc/bits/mathdef.h @@ -0,0 +1,64 @@ +/* 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 3134916a51..9c3e22abac 100644 --- a/sysdeps/powerpc/bits/setjmp.h +++ b/sysdeps/powerpc/bits/setjmp.h @@ -1,4 +1,5 @@ -/* Copyright (C) 1997, 1998, 2000, 2003, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1997,1998,2000,2003,2004,2005,2006 + 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 @@ -31,30 +32,6 @@ #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 @@ -72,9 +49,4 @@ 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 */ |