diff options
Diffstat (limited to 'sysdeps/sh')
40 files changed, 4243 insertions, 0 deletions
diff --git a/sysdeps/sh/Dist b/sysdeps/sh/Dist new file mode 100644 index 0000000000..d78de40205 --- /dev/null +++ b/sysdeps/sh/Dist @@ -0,0 +1 @@ +ieee754.h diff --git a/sysdeps/sh/Implies b/sysdeps/sh/Implies new file mode 100644 index 0000000000..780c4e2467 --- /dev/null +++ b/sysdeps/sh/Implies @@ -0,0 +1,3 @@ +wordsize-32 +ieee754/flt-32 +ieee754/dbl-64 diff --git a/sysdeps/sh/elf/initfini.c b/sysdeps/sh/elf/initfini.c new file mode 100644 index 0000000000..0660c2cd8c --- /dev/null +++ b/sysdeps/sh/elf/initfini.c @@ -0,0 +1,151 @@ +/* Special .init and .fini section support for SH. + Copyright (C) 2000 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 Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Library General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The Library General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + 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 Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This file is compiled into assembly code which is then munged by a sed + script into two files: crti.s and crtn.s. + + * crti.s puts a function prologue at the beginning of the + .init and .fini sections and defines global symbols for + those addresses, so they can be called as functions. + + * crtn.s puts the corresponding function epilogues + in the .init and .fini sections. */ + +__asm__ (" + +#include \"defs.h\" +#define SHARED + +/*@HEADER_ENDS*/ + +/*@TESTS_BEGIN*/ + +/*@TESTS_END*/ + +/*@_init_PROLOG_BEGINS*/ + .section .init + .align 5 + .global _init + .type _init,@function +_init: + mov.l r12,@-r15 + mov.l r14,@-r15 + sts.l pr,@-r15 +#ifdef SHARED + mova .L22,r0 + mov.l .L22,r12 + add r0,r12 + mova .L23,r0 + mov.l .L23,r1 + add r0,r1 +#else + mov.l .L23,r1 +#endif + jsr @r1 + mov r15,r14 + bra 1f + nop + .align 2 +#ifdef SHARED +.L22: + .long _GLOBAL_OFFSET_TABLE_ +.L23: + .long __gmon_start__@PLT +#else +.L23: + .long __gmon_start__ +#endif +1: + ALIGN + END_INIT + + +/*@_init_PROLOG_ENDS*/ + +/*@_init_EPILOG_BEGINS*/ + .section .init + mov r14,r15 + lds.l @r15+,pr + mov.l @r15+,r14 + rts + mov.l @r15+,r12 + END_INIT + .section .text + .align 5 + .weak __gmon_start__ + .type __gmon_start__,@function +__gmon_start__: + mov.l r14,@-r15 + mov r15,r14 + mov r14,r15 + rts + mov.l @r15+,r14 + +/*@_init_EPILOG_ENDS*/ + +/*@_fini_PROLOG_BEGINS*/ + .section .fini + .align 5 + .global _fini + .type _fini,@function +_fini: + mov.l r12,@-$r15 + mov.l r14,@-r15 + sts.l pr,@-r15 +#ifdef SHARED + mova .L27,r0 + mov.l .L27,r12 + add r0,r12 +#endif + mov r15,r14 + ALIGN + END_FINI +#ifdef SHARED + bra 1f + nop + .align 2 +.L27: + .long _GLOBAL_OFFSET_TABLE_ +#endif +1: +/*@_fini_PROLOG_ENDS*/ + +/*@_fini_EPILOG_BEGINS*/ + .section .fini + mov r14,r15 + lds.l @r15+,pr + mov.l @r15+,r14 + rts + mov.l @r15+,r12 + + END_FINI + +/*@_fini_EPILOG_ENDS*/ + +/*@TRAILER_BEGINS*/ +"); diff --git a/sysdeps/sh/elf/start.S b/sysdeps/sh/elf/start.S new file mode 100644 index 0000000000..21b1ec2a4b --- /dev/null +++ b/sysdeps/sh/elf/start.S @@ -0,0 +1,90 @@ +/* Startup code for SH & ELF. + Copyright (C) 1999 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This is the canonical entry point, usually the first thing in the text + segment. + + Note that the code in the .init section has already been run. + This includes _init and _libc_init + + + At this entry point, most registers' values are unspecified, except: + + r4 Contains a function pointer to be registered with `atexit'. + This is how the dynamic linker arranges to have DT_FINI + functions called for shared libraries that have been loaded + before this code runs. + + sp The stack contains the arguments and environment: + 0(sp) argc + 4(sp) argv[0] + ... + (4*argc)(sp) NULL + (4*(argc+1))(sp) envp[0] + ... + NULL +*/ + + .text + .globl _start +_start: + /* Clear the frame pointer since this is the outermost frame. */ + mov #0, r14 + + /* Pop argc off the stack and save a pointer to argv */ + mov.l @r15+,r5 + mov r15, r6 + + /* Push the last arguments to main() onto the stack */ + mov.l r4,@-r15 + mov.l L_fini,r0 + mov.l r0,@-r15 + + /* Set up the other arguments for main() that go in registers */ + mov.l L_main,r4 + mov.l L_init,r7 + + /* __libc_start_main (main, argc, argv, init, fini, rtld_fini) */ + + /* Let the libc call main and exit with its return code. */ + mov.l L_libc_start_main,r1 + jsr @r1 + nop + /* should never get here....*/ + mov.l L_abort,r1 + jsr @r1 + nop + .align 2 +L_main: + .long main +L_init: + .long _init +L_fini: + .long _fini +L_libc_start_main: + .long __libc_start_main +L_abort: + .long abort +/* Define a symbol for the first piece of initialized data. */ + .data + .globl __data_start +__data_start: + .long 0 + .weak data_start + data_start = __data_start diff --git a/sysdeps/sh/gmp-mparam.h b/sysdeps/sh/gmp-mparam.h new file mode 100644 index 0000000000..f6423c39dd --- /dev/null +++ b/sysdeps/sh/gmp-mparam.h @@ -0,0 +1,30 @@ +/* gmp-mparam.h -- Compiler/machine parameter header file. + +Copyright (C) 1991, 1993, 1994, 1995, 2000 Free Software Foundation, Inc. + +This file is part of the GNU MP Library. + +The GNU MP Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Library General Public License as published by +the Free Software Foundation; either version 2 of the License, or (at your +option) any later version. + +The GNU MP 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 Library General Public +License for more details. + +You should have received a copy of the GNU Library General Public License +along with the GNU MP Library; see the file COPYING.LIB. If not, write to +the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, +MA 02111-1307, USA. */ + +#define BITS_PER_MP_LIMB 32 +#define BYTES_PER_MP_LIMB 4 +#define BITS_PER_LONGINT 32 +#define BITS_PER_INT 32 +#define BITS_PER_SHORTINT 16 +#define BITS_PER_CHAR 8 + +#define IEEE_DOUBLE_BIG_ENDIAN 0 +#define IEEE_DOUBLE_MIXED_ENDIAN 1 diff --git a/sysdeps/sh/init-first.c b/sysdeps/sh/init-first.c new file mode 100644 index 0000000000..20d417f18b --- /dev/null +++ b/sysdeps/sh/init-first.c @@ -0,0 +1,69 @@ +/* Initialization code run first thing by the ELF startup code. For SH. + Copyright (C) 1995, 1996, 1997, 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <unistd.h> + +extern void __libc_init (int, char **, char **); +extern void __getopt_clean_environment (char **); +extern void __libc_global_ctors (void); + +int __libc_multiple_libcs = 1; + +static void +init (int *data) +{ + int argc = *data; + char **argv = (void *) (data + 1); + char **envp = &argv[argc + 1]; + + __environ = envp; + __libc_init (argc, argv, envp); + + /* This is a hack to make the special getopt in GNU libc working. */ + __getopt_clean_environment (envp); +} + +#ifdef SHARED +/* This function is called to initialize the shared C library. + It is called just before the user _start code from sh/sh[34]/elf/start.S, + with the stack set up as that code gets it. */ + +/* NOTE! The linker notices the magical name `_init' and sets the DT_INIT + pointer in the dynamic section based solely on that. It is convention + for this function to be in the `.init' section, but the symbol name is + the only thing that really matters!! */ +/*void _init (int argc, ...) __attribute__ ((unused, section (".init")));*/ + +void +_init (int argc, ...) +{ + init (&argc); + + __libc_global_ctors (); +} +#endif + + +void +__libc_init_first (int argc __attribute__ ((unused)), ...) +{ +#ifndef SHARED + init (&argc); +#endif +} diff --git a/sysdeps/sh/machine-gmon.h b/sysdeps/sh/machine-gmon.h new file mode 100644 index 0000000000..d8b86e59ff --- /dev/null +++ b/sysdeps/sh/machine-gmon.h @@ -0,0 +1,34 @@ +/* Machine-dependent definitions for profiling support. SH version. + Copyright (C) 1996, 1997, 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* NOTYET */ + +/* We must not pollute the global namespace. */ +#define mcount_internal __mcount_internal + +void mcount_internal (u_long frompc, u_long selfpc); + +#define _MCOUNT_DECL(frompc, selfpc) \ +void mcount_internal (u_long frompc, u_long selfpc) + + +/* Define MCOUNT as empty since we have the implementation in another + file. */ +#define MCOUNT + diff --git a/sysdeps/sh/memcpy.S b/sysdeps/sh/memcpy.S new file mode 100644 index 0000000000..18be7dc7f4 --- /dev/null +++ b/sysdeps/sh/memcpy.S @@ -0,0 +1,231 @@ +/* Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <endian.h> + +/* + * void *memcpy(void *dst, const void *src, size_t n); + * No overlap between the memory of DST and of SRC are assumed. + */ + +ENTRY(memcpy) + tst r6,r6 + bt/s 1f + mov r4,r0 + mov #12,r1 + cmp/gt r6,r1 + bf 2f +0: + mov.b @r5+,r1 + dt r6 + mov.b r1,@r4 + bf/s 0b + add #1,r4 +1: + rts + nop +2: + mov.l r8,@-r15 + mov.l r9,@-r15 + mov r6,r2 + mov.l r10,@-r15 + mov.l r11,@-r15 + mov.l r14,@-r15 + mov r4,r11 + mov r15,r14 + mov r5,r0 + and #1,r0 + tst r0,r0 + bt/s .L42 + mov r5,r0 + mov.b @r5+,r1 + add #-1,r2 + add #1,r4 + mov.b r1,@r11 + mov r5,r0 +.L42: + and #2,r0 + tst r0,r0 + bt/s .L43 + mov r4,r0 + mov.b @r5+,r1 + mov.b r1,@r4 + mov.b @r5+,r1 + add #1,r4 + add #-2,r2 + mov.b r1,@r4 + add #1,r4 + mov r4,r0 +.L43: + and #1,r0 + tst r0,r0 + bf/s .L38 + mov r4,r0 + and #2,r0 + tst r0,r0 + bf/s .L7 + mov r2,r0 + shlr2 r0 + and #3,r0 + cmp/eq #2,r0 + bt/s .L10 + mov #2,r1 + cmp/gt r1,r0 + bt/s .L14 + cmp/eq #3,r0 + cmp/eq #1,r0 + bt/s .L11 + mov r0,r1 + bra .L44 + shll2 r1 + .align 5 +.L14: + bf .L8 + mov.l @(8,r5),r1 + mov.l r1,@(8,r4) +.L10: + mov.l @(4,r5),r1 + mov.l r1,@(4,r4) +.L11: + mov.l @r5,r1 + mov.l r1,@r4 +.L8: + mov r0,r1 + shll2 r1 +.L44: + add r1,r4 + add r1,r5 + mov r2,r0 + mov #-4,r1 + shad r1,r0 + mov #3,r6 + bra .L37 + and r2,r6 + .align 5 +.L18: + mov.l @r5+,r1 + mov.l @r5+,r2 + mov.l @r5+,r3 + mov.l @r5+,r7 + mov.l r1,@r4 + mov.l r2,@(4,r4) + mov.l r3,@(8,r4) + mov.l r7,@(12,r4) + add #16,r4 +.L37: + cmp/pl r0 + bt/s .L18 + add #-1,r0 + mov r6,r2 +.L38: + bra .L40 + mov r2,r0 + .align 5 +.L7: + shar r0 + and #3,r0 + cmp/eq #2,r0 + bt/s .L23 + mov #2,r1 + cmp/gt r1,r0 + bt/s .L27 + cmp/eq #3,r0 + cmp/eq #1,r0 + bt/s .L24 + mov r0,r1 + bra .L45 + add r0,r1 + .align 5 +.L27: + bf .L21 + add #4,r5 + mov.w @r5,r1 + add #4,r4 + mov.w r1,@r4 + add #-4,r5 + add #-4,r4 +.L23: + add #2,r5 + mov.w @r5,r1 + add #2,r4 + mov.w r1,@r4 + add #-2,r5 + add #-2,r4 +.L24: + mov.w @r5,r1 + mov.w r1,@r4 +.L21: + mov r0,r1 + add r0,r1 +.L45: + add r1,r4 + add r1,r5 + mov r2,r0 + mov #-3,r1 + shad r1,r0 + mov #1,r10 + mov r0,r1 + and r2,r10 + cmp/pl r1 + bf/s .L29 + add #-1,r0 + mov r4,r9 + mov r4,r8 + add #4,r9 + mov r4,r6 + add #6,r8 + add #2,r6 +.L31: + mov.w @r5+,r1 + mov.w @r5+,r2 + mov.w @r5+,r3 + mov.w @r5+,r7 + mov.w r1,@r4 + mov.w r2,@r6 + add #8,r4 + mov r0,r1 + add #8,r6 + mov.w r3,@r9 + add #-1,r0 + add #8,r9 + mov.w r7,@r8 + cmp/pl r1 + bt/s .L31 + add #8,r8 +.L29: + mov r10,r2 + mov r2,r0 +.L40: + cmp/pl r0 + bf .L34 +.L35: + mov.b @r5+,r1 + dt r2 + mov.b r1,@r4 + bf/s .L35 + add #1,r4 +.L34: + mov r11,r0 + mov r14,r15 + mov.l @r15+,r14 + mov.l @r15+,r11 + mov.l @r15+,r10 + mov.l @r15+,r9 + rts + mov.l @r15+,r8 diff --git a/sysdeps/sh/memprof.h b/sysdeps/sh/memprof.h new file mode 100644 index 0000000000..a02949f291 --- /dev/null +++ b/sysdeps/sh/memprof.h @@ -0,0 +1,21 @@ +/* Copyright (C) 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#define GETSP() ({ register uintptr_t stack_ptr asm ("r15"); stack_ptr; }) + +#include <sysdeps/generic/memprof.h> diff --git a/sysdeps/sh/memset.S b/sysdeps/sh/memset.S new file mode 100644 index 0000000000..a44a8f7edd --- /dev/null +++ b/sysdeps/sh/memset.S @@ -0,0 +1,79 @@ +/* Copyright (C) 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Kazumoto Kojima <kkojima@rr.iij4u.or.jp> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + +/* void *memset (t, c, len) */ + +ENTRY(memset) + tst r6, r6 + bt/s end + mov r4, r3 + mov #3, r0 + cmp/hs r6, r0 + bt/s 2f + and r4, r0 + tst r0, r0 + bt/s 1f + add r0, r6 + add #-1, r0 + shll2 r0 + braf r0 + add #-4, r6 + + mov.b r5, @r4 + add #1, r4 + mov.b r5, @r4 + add #1, r4 + mov.b r5, @r4 + add #1, r4 +1: + extu.b r5, r0 + shll8 r5 + or r5, r0 + extu.w r0, r0 + mov r0, r5 + swap.w r5, r5 + or r0, r5 + +2: + add #-4, r6 + cmp/pz r6 + bf afew + mov.l r5, @r4 + bra 2b + add #4, r4 + +afew: + mov #-1, r0 + sub r6, r0 + shll2 r0 + braf r0 + nop + + mov.b r5, @r4 + add #1, r4 + mov.b r5, @r4 + add #1, r4 + mov.b r5, @r4 + add #1, r4 +end: + rts + mov r3, r0 +END(memset) diff --git a/sysdeps/sh/sh3/__longjmp.S b/sysdeps/sh/sh3/__longjmp.S new file mode 100644 index 0000000000..09f829ae37 --- /dev/null +++ b/sysdeps/sh/sh3/__longjmp.S @@ -0,0 +1,44 @@ +/* longjmp for SH. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _SETJMP_H +#define _ASM +#include <bits/setjmp.h> + +/* __longjmp(jmpbuf, val) */ + +ENTRY (__longjmp) + mov.l @r4+, r8 + mov.l @r4+, r9 + mov.l @r4+, r10 + mov.l @r4+, r11 + mov.l @r4+, r12 + mov.l @r4+, r13 + mov.l @r4+, r14 + mov.l @r4+, r15 + mov r5, r0 /* get the return value in place */ + tst r0, r0 + bf.s 1f + lds.l @r4+, pr + mov #1,r0 /* can't let setjmp() return zero! */ +1: + rts + ldc.l @r4+, gbr +END (__longjmp) diff --git a/sysdeps/sh/sh3/bits/endian.h b/sysdeps/sh/sh3/bits/endian.h new file mode 100644 index 0000000000..1fef1ff938 --- /dev/null +++ b/sysdeps/sh/sh3/bits/endian.h @@ -0,0 +1,13 @@ +/* SH is bi-endian but with a big-endian FPU. */ + +#ifndef _ENDIAN_H +# error "Never use <bits/endian.h> directly; include <endian.h> instead." +#endif + +#ifdef __LITTLE_ENDIAN__ +#define __BYTE_ORDER __LITTLE_ENDIAN +#define __FLOAT_WORD_ORDER __LITTLE_ENDIAN +#else +#define __BYTE_ORDER __BIG_ENDIAN +#define __FLOAT_WORD_ORDER __BIG_ENDIAN +#endif diff --git a/sysdeps/sh/sh3/bits/huge_val.h b/sysdeps/sh/sh3/bits/huge_val.h new file mode 100644 index 0000000000..a058c999ae --- /dev/null +++ b/sysdeps/sh/sh3/bits/huge_val.h @@ -0,0 +1,104 @@ +/* `HUGE_VAL' constants for IEEE 754 machines (where it is infinity). + Used by <stdlib.h> and <math.h> functions for overflow. + SH version. + Copyright (C) 1992, 95, 96, 97, 98, 99, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _MATH_H +# error "Never use <bits/huge_val.h> directly; include <math.h> instead." +#endif + +#include <features.h> + +/* IEEE positive infinity (-HUGE_VAL is negative infinity). */ + +#ifdef __GNUC__ + +# if __GNUC_PREREQ(2,96) + +# define HUGE_VAL (__extension__ 0x1.0p2047) + +# else + +# define HUGE_VAL \ + (__extension__ \ + ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; }) \ + { __l: 0x000000007ff00000ULL }).__d) + +# endif + +#else /* not GCC */ + +# include <endian.h> + +typedef union { unsigned char __c[8]; double __d; } __huge_val_t; + +# if __BYTE_ORDER == __BIG_ENDIAN +# define __HUGE_VAL_bytes { 0, 0, 0, 0, 0x7f, 0xf0, 0, 0 } +# endif +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define __HUGE_VAL_bytes { 0, 0, 0xf0, 0x7f, 0, 0, 0, 0 } +# endif + +static __huge_val_t __huge_val = { __HUGE_VAL_bytes }; +# define HUGE_VAL (__huge_val.__d) + +#endif /* GCC. */ + + +/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */ + +#ifdef __USE_ISOC99 + +# ifdef __GNUC__ + +# if __GNUC_PREREQ(2,96) + +# define HUGE_VALF (__extension__ 0x1.0p255f) + +# else + +# define HUGE_VALF \ + (__extension__ \ + ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; }) \ + { __l: 0x7f800000UL }).__d) + +# endif + +# else /* not GCC */ + +typedef union { unsigned char __c[4]; float __f; } __huge_valf_t; + +# if __BYTE_ORDER == __BIG_ENDIAN +# define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 } +# endif +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define __HUGE_VALF_bytes { 0, 0, 0x80, 0x7f } +# endif + +static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes }; +# define HUGE_VALF (__huge_valf.__f) + +# endif /* GCC. */ + + +/* Generally there is no separate `long double' format and it is the + same as `double'. */ +# define HUGE_VALL HUGE_VAL + +#endif /* __USE_ISOC99. */ diff --git a/sysdeps/sh/sh3/bits/setjmp.h b/sysdeps/sh/sh3/bits/setjmp.h new file mode 100644 index 0000000000..d2c4a420cd --- /dev/null +++ b/sysdeps/sh/sh3/bits/setjmp.h @@ -0,0 +1,45 @@ +/* Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Define the machine-dependent type `jmp_buf'. SH version. */ + +#ifndef _SETJMP_H +# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." +#endif + +#ifndef _ASM +typedef struct + { + /* Callee-saved registers r8 through r15. */ + int __regs[8]; + + /* Program counter. */ + void * __pc; + + /* The global pointer. */ + void * __gbr; + + } __jmp_buf[1]; +#endif + +#define JB_SIZE (4 * 10) + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < &(jmpbuf)[0].__regs[7]) diff --git a/sysdeps/sh/sh3/bsd-_setjmp.S b/sysdeps/sh/sh3/bsd-_setjmp.S new file mode 100644 index 0000000000..d787cd23d7 --- /dev/null +++ b/sysdeps/sh/sh3/bsd-_setjmp.S @@ -0,0 +1,51 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. SH version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (_setjmp) +#ifdef SHARED + mova 1f, r0 + mov.l 1f, r1 + bra 2f + add r1, r0 + .align 2 +1: + .long _GLOBAL_OFFSET_TABLE_ +2: + mov.l 3f, r1 + mov.l @(r0,r1), r1 + jmp @r1 + mov #0, r0 + .align 2 +3: + .long C_SYMBOL_NAME(__sigsetjmp@GOT) +#else + mov.l 1f, r1 + jmp @r1 + mov #0, r0 + .align 2 +1: + .long C_SYMBOL_NAME(__sigsetjmp) +#endif +END (_setjmp) diff --git a/sysdeps/sh/sh3/bsd-setjmp.S b/sysdeps/sh/sh3/bsd-setjmp.S new file mode 100644 index 0000000000..7ffb6919da --- /dev/null +++ b/sysdeps/sh/sh3/bsd-setjmp.S @@ -0,0 +1,51 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. SH version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (setjmp) +#ifdef SHARED + mova 1f, r0 + mov.l 1f, r1 + bra 2f + add r1, r0 + .align 2 +1: + .long _GLOBAL_OFFSET_TABLE_ +2: + mov.l 3f, r1 + mov.l @(r0,r1), r1 + jmp @r1 + mov #1, r0 + .align 2 +3: + .long C_SYMBOL_NAME(__sigsetjmp@GOT) +#else + mov.l 1f, r1 + jmp @r1 + mov #1, r0 + .align 2 +1: + .long C_SYMBOL_NAME(__sigsetjmp) +#endif +END (setjmp) diff --git a/sysdeps/sh/sh3/dl-machine.h b/sysdeps/sh/sh3/dl-machine.h new file mode 100644 index 0000000000..93a65ac03a --- /dev/null +++ b/sysdeps/sh/sh3/dl-machine.h @@ -0,0 +1,520 @@ +/* Machine-dependent ELF dynamic relocation inline functions. SH-3 version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef dl_machine_h +#define dl_machine_h + +/* Only dummy. This doesn't work. */ + +#define ELF_MACHINE_NAME "SH" + +#include <sys/param.h> + +#include <assert.h> + +/* Return nonzero iff E_MACHINE is compatible with the running host. */ +static inline int __attribute__ ((unused)) +elf_machine_matches_host (Elf32_Half e_machine) +{ + switch (e_machine) + { + case EM_SH: + return 1; + default: + return 0; + } +} + + +/* Return the link-time address of _DYNAMIC. Conveniently, this is the + first element of the GOT. This must be inlined in a function which + uses global data. */ +static inline Elf32_Addr __attribute__ ((unused)) +elf_machine_dynamic (void) +{ + register Elf32_Addr *got; + asm ("mov r12,%0" :"=r" (got)); + return *got; +} + + +/* Return the run-time load address of the shared object. */ +static inline Elf32_Addr __attribute__ ((unused)) +elf_machine_load_address (void) +{ + Elf32_Addr addr; + asm ("mov.l .L1,r0 + mov.l .L3,r2 + add r12,r2 + mov.l @(r0,r12),r0 + bra .L2 + sub r0,r2 + .align 2 + .L1: .long _dl_start@GOT + .L3: .long _dl_start@GOTOFF + .L2: mov r2,%0" + : "=r" (addr) : : "r0", "r1", "r2"); + return addr; +} + + +/* Set up the loaded object described by L so its unrelocated PLT + entries will jump to the on-demand fixup code in dl-runtime.c. */ + +static inline int __attribute__ ((unused)) +elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) +{ + Elf32_Addr *got; + extern void _dl_runtime_resolve (Elf32_Word); + extern void _dl_runtime_profile (Elf32_Word); + + if (l->l_info[DT_JMPREL] && lazy) + { + /* The GOT entries for functions in the PLT have not yet been filled + in. Their initial contents will arrange when called to load an + offset into the .rela.plt section and _GLOBAL_OFFSET_TABLE_[1], + and then jump to _GLOBAL_OFFSET_TABLE[2]. */ + got = (Elf32_Addr *) D_PTR (l, l_info[DT_PLTGOT]); + got[1] = (Elf32_Addr) l; /* Identify this shared object. */ + + /* The got[2] entry contains the address of a function which gets + called to get the address of a so far unresolved function and + jump to it. The profiling extension of the dynamic linker allows + to intercept the calls to collect information. In this case we + don't store the address in the GOT so that all future calls also + end in this function. */ + if (profile) + { + got[2] = (Elf32_Addr) &_dl_runtime_profile; + /* Say that we really want profiling and the timers are started. */ + _dl_profile_map = l; + } + else + /* This function will get called to fix up the GOT entry indicated by + the offset on the stack, and then jump to the resolved address. */ + got[2] = (Elf32_Addr) &_dl_runtime_resolve; + } + return lazy; +} + +/* This code is used in dl-runtime.c to call the `fixup' function + and then redirect to the address it returns. */ + +#define ELF_MACHINE_RUNTIME_FIXUP_ARGS int plt_type + +#ifdef SHARED +#define FUN_ADDR "\ + mov.l 1f,r2 + mova 1f,r0 + bra 2f + add r0,r2 ! Get GOT address in r2 +0: .align 2 +1: .long _GLOBAL_OFFSET_TABLE_ +2: mov.l 3f,r0 + add r2,r0" +#define GOTJMP(x) #x "@GOTOFF" +#else +#define FUN_ADDR "\ + mov.l 3f,r0" +#define GOTJMP(x) #x +#endif + +#if defined (KERNEL_MATH_EMULATION) +#define FGR_SAVE "\ + sts.l fpscr, @-r15 + mov #8,r3 + swap.w r3, r3 + lds r3, fpscr + fmov.s fr11, @-r15 + fmov.s fr10, @-r15 + fmov.s fr9, @-r15 + fmov.s fr8, @-r15 + fmov.s fr7, @-r15 + fmov.s fr6, @-r15 + fmov.s fr5, @-r15 + fmov.s fr4, @-r15" +#define FGR_LOAD "\ + fmov.s @r15+, fr4 + fmov.s @r15+, fr5 + fmov.s @r15+, fr6 + fmov.s @r15+, fr7 + fmov.s @r15+, fr8 + fmov.s @r15+, fr9 + fmov.s @r15+, fr10 + fmov.s @r15+, fr11 + lds.l @r15+, fpscr" +#else +#define FGR_SAVE "" +#define FGR_LOAD "" +#endif + +#ifndef PROF +# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\ + .text + .globl _dl_runtime_resolve + .type _dl_runtime_resolve, @function + .align 5 +_dl_runtime_resolve: + mov.l r3,@-r15 + mov.l r4,@-r15 + mov.l r5,@-r15 + mov.l r6,@-r15 + mov.l r7,@-r15 + mov.l r12,@-r15 + movt r3 ! Save T flag. + mov.l r3,@-r15 + " FGR_SAVE " + sts.l pr,@-r15 + mov r0,r4 ! PLT type + mov r2,r5 ! link map address + " FUN_ADDR " + jsr @r0 ! Call resolver. + mov r1,r6 ! reloc offset + lds.l @r15+,pr ! Get register content back. + " FGR_LOAD " + mov.l @r15+,r3 + shal r3 ! Lode T flag. + mov.l @r15+,r12 + mov.l @r15+,r7 + mov.l @r15+,r6 + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r0 ! Jump to function address. + mov.l @r15+,r3 + .align 2 +3: + .long " GOTJMP (fixup) " + .size _dl_runtime_resolve, .-_dl_runtime_resolve + + .globl _dl_runtime_profile + .type _dl_runtime_profile, @function + .align 5 +_dl_runtime_profile: + mov.l r3,@-r15 + mov.l r4,@-r15 + mov.l r5,@-r15 + mov.l r6,@-r15 + mov.l r7,@-r15 + mov.l r12,@-r15 + movt r3 ! Save T flag. + mov.l r3,@-r15 + " FGR_SAVE " + sts.l pr,@-r15 + mov r0,r4 ! PLT type + mov r2,r5 ! link map address + sts pr,r7 ! return address + " FUN_ADDR " + jsr @r0 ! Call resolver. + mov r1,r6 ! reloc offset + lds.l @r15+,pr ! Get register content back. + " FGR_LOAD " + mov.l @r15+,r3 + shal r3 ! Lode T flag. + mov.l @r15+,r12 + mov.l @r15+,r7 + mov.l @r15+,r6 + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r0 ! Jump to function address. + mov.l @r15+,r3 + .align 2 +3: + .long " GOTJMP (profile_fixup) " + .size _dl_runtime_profile, .-_dl_runtime_profile + .previous +"); +#else +# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\ + .text + .globl _dl_runtime_resolve + .globl _dl_runtime_profile + .type _dl_runtime_resolve, @function + .type _dl_runtime_profile, @function + .align 5 +_dl_runtime_resolve: +_dl_runtime_profile: + mov.l r3,@-r15 + mov.l r4,@-r15 + mov.l r5,@-r15 + mov.l r6,@-r15 + mov.l r7,@-r15 + mov.l r12,@-r15 + movt r3 ! Save T flag. + mov.l r3,@-r15 + " FGR_SAVE " + sts.l pr,@-r15 + mov r0,r4 ! PLT type + mov r2,r5 ! link map address + sts pr,r7 ! return address + " FUN_ADDR " + jsr @r0 ! Call resolver. + mov r1,r6 ! reloc offset + lds.l @r15+,pr ! Get register content back. + " FGR_LOAD " + mov.l @r15+,r3 + shal r3 ! Lode T flag. + mov.l @r15+,r12 + mov.l @r15+,r7 + mov.l @r15+,r6 + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r0 ! Jump to function address. + mov.l @r15+,r3 + .align 2 +3: + .long " GOTJMP (fixup) " + .size _dl_runtime_resolve, .-_dl_runtime_resolve + .size _dl_runtime_profile, .-_dl_runtime_profile + .previous +"); +#endif + +/* Mask identifying addresses reserved for the user program, + where the dynamic linker should not map anything. */ +#define ELF_MACHINE_USER_ADDRESS_MASK 0x80000000UL + +/* Initial entry point code for the dynamic linker. + The C function `_dl_start' is the real entry point; + its return value is the user program's entry point. */ + +#define RTLD_START asm ("\ +.text\n\ +.globl _start\n\ +.globl _dl_start_user\n\ +_start:\n\ + mov r15,r4\n\ + mov.l .L_dl_start,r1\n\ + mova .L_dl_start,r0\n\ + add r1,r0\n\ + jsr @r0\n\ + nop\n\ +_dl_start_user:\n\ + ! Save the user entry point address in r8.\n\ + mov r0,r8\n\ + ! Point r12 at the GOT.\n\ + mov.l 1f,r12\n\ + mova 1f,r0\n\ + bra 2f\n\ + add r0,r12\n\ + .align 2\n\ +1: .long _GLOBAL_OFFSET_TABLE_\n\ +2: ! Store the highest stack address\n\ + mov.l .L_stack_end,r0\n\ + mov.l @(r0,r12),r0\n\ + mov.l r15,@r0\n\ + ! See if we were run as a command with the executable file\n\ + ! name as an extra leading argument.\n\ + mov.l .L_dl_skip_args,r0\n\ + mov.l @(r0,r12),r0\n\ + mov.l @r0,r0\n\ + ! Get the original argument count.\n\ + mov.l @r15,r5\n\ + ! Subtract _dl_skip_args from it.\n\ + sub r0,r5\n\ + ! Adjust the stack pointer to skip _dl_skip_args words.\n\ + shll2 r0\n\ + add r0,r15\n\ + ! Store back the modified argument count.\n\ + mov.l r5,@r15\n\ + ! Compute argv address and envp.\n\ + mov r15,r6\n\ + add #4,r6\n\ + mov r5,r7\n\ + shll2 r7\n\ + add r15,r7\n\ + mov.l .L_dl_loaded,r0\n\ + mov.l @(r0,r12),r0\n\ + mov.l @r0,r4\n\ + ! Call _dl_init.\n\ + mov.l .L_dl_init,r1\n\ + mova .L_dl_init,r0\n\ + add r1,r0\n\ + jsr @r0\n\ + nop\n\ +1: ! Clear the startup flag.\n\ + mov.l .L_dl_starting_up,r0\n\ + mov.l @(r0,r12),r0\n\ + mov #0,r2\n\ + mov.l r2,@r0\n\ + ! Pass our finalizer function to the user in r4, as per ELF ABI.\n\ + mov.l .L_dl_fini,r0\n\ + mov.l @(r0,r12),r4\n\ + ! Jump to the user's entry point.\n\ + jmp @r8\n\ + nop\n\ + .align 2\n\ +.L_dl_start:\n\ + .long _dl_start@PLT\n\ +.L_stack_end:\n\ + .long __libc_stack_end@GOT\n\ +.L_dl_skip_args:\n\ + .long _dl_skip_args@GOT\n\ +.L_dl_init:\n\ + .long _dl_init@PLT\n\ +.L_dl_loaded:\n\ + .long _dl_loaded@GOT\n\ +.L_dl_starting_up:\n\ + .long _dl_starting_up@GOT\n\ +.L_dl_fini:\n\ + .long _dl_fini@GOT\n\ +.previous\n\ +"); + +/* Nonzero iff TYPE should not be allowed to resolve to one of + the main executable's symbols, as for a COPY reloc. */ +#define elf_machine_lookup_noexec_p(type) ((type) == R_SH_COPY) + +/* Nonzero iff TYPE describes relocation of a PLT entry, so + PLT entries should not be allowed to define the value. */ +#define elf_machine_lookup_noplt_p(type) ((type) == R_SH_JMP_SLOT) + +/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries. */ +#define ELF_MACHINE_JMP_SLOT R_SH_JMP_SLOT + +/* We define an initialization functions. This is called very early in + _dl_sysdep_start. */ +#define DL_PLATFORM_INIT dl_platform_init () + +extern const char *_dl_platform; + +static inline void __attribute__ ((unused)) +dl_platform_init (void) +{ + if (_dl_platform != NULL && *_dl_platform == '\0') + /* Avoid an empty string which would disturb us. */ + _dl_platform = NULL; +} + +static inline Elf32_Addr +elf_machine_fixup_plt (struct link_map *map, lookup_t t, + const Elf32_Rela *reloc, + Elf32_Addr *reloc_addr, Elf32_Addr value) +{ + return *reloc_addr = value; +} + +/* Return the final value of a plt relocation. */ +static inline Elf32_Addr +elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc, + Elf32_Addr value) +{ + return value + reloc->r_addend; +} + +#endif /* !dl_machine_h */ + +#ifdef RESOLVE + +/* SH never uses Elf32_Rel relocations. */ +#define ELF_MACHINE_NO_REL 1 + +extern char **_dl_argv; + +/* Perform the relocation specified by RELOC and SYM (which is fully resolved). + MAP is the object containing the reloc. */ + +static inline void +elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, + const Elf32_Sym *sym, const struct r_found_version *version, + Elf32_Addr *const reloc_addr) +{ + if (ELF32_R_TYPE (reloc->r_info) == R_SH_RELATIVE) + { +#ifndef RTLD_BOOTSTRAP + if (map != &_dl_rtld_map) /* Already done in rtld itself. */ +#endif + *reloc_addr = map->l_addr + reloc->r_addend; + } + else if (ELF32_R_TYPE (reloc->r_info) != R_SH_NONE) + { + const Elf32_Sym *const refsym = sym; + Elf32_Addr value = RESOLVE (&sym, version, ELF32_R_TYPE (reloc->r_info)); + if (sym) + value += sym->st_value; + value += reloc->r_addend; + + switch (ELF32_R_TYPE (reloc->r_info)) + { + case R_SH_COPY: + if (sym == NULL) + /* This can happen in trace mode if an object could not be + found. */ + break; + if (sym->st_size > refsym->st_size + || (sym->st_size < refsym->st_size && _dl_verbose)) + { + const char *strtab; + + strtab = (const char *) D_PTR (map, l_info[DT_STRTAB]); + _dl_sysdep_error (_dl_argv[0] ?: "<program name unknown>", + ": Symbol `", strtab + refsym->st_name, + "' has different size in shared object, " + "consider re-linking\n", NULL); + } + memcpy (reloc_addr, (void *) value, MIN (sym->st_size, + refsym->st_size)); + break; + case R_SH_GLOB_DAT: + case R_SH_JMP_SLOT: + *reloc_addr = value; + break; + case R_SH_DIR32: + { +#ifndef RTLD_BOOTSTRAP + /* This is defined in rtld.c, but nowhere in the static + libc.a; make the reference weak so static programs can + still link. This declaration cannot be done when + compiling rtld.c (i.e. #ifdef RTLD_BOOTSTRAP) because + rtld.c contains the common defn for _dl_rtld_map, which + is incompatible with a weak decl in the same file. */ + weak_extern (_dl_rtld_map); + if (map == &_dl_rtld_map) + /* Undo the relocation done here during bootstrapping. + Now we will relocate it anew, possibly using a + binding found in the user program or a loaded library + rather than the dynamic linker's built-in definitions + used while loading those libraries. */ + value -= map->l_addr + refsym->st_value + reloc->r_addend; +#endif + *reloc_addr = value; + break; + } + case R_SH_REL32: + *reloc_addr = (value - (Elf32_Addr) reloc_addr); + break; + default: + _dl_reloc_bad_type (map, ELF32_R_TYPE (reloc->r_info), 0); + break; + } + } +} + +static inline void +elf_machine_lazy_rel (struct link_map *map, + Elf32_Addr l_addr, const Elf32_Rela *reloc) +{ + Elf32_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset); + /* Check for unexpected PLT reloc type. */ + if (ELF32_R_TYPE (reloc->r_info) == R_SH_JMP_SLOT) + *reloc_addr += l_addr; + else + _dl_reloc_bad_type (map, ELF32_R_TYPE (reloc->r_info), 1); +} + +#endif /* RESOLVE */ diff --git a/sysdeps/sh/sh3/setjmp.S b/sysdeps/sh/sh3/setjmp.S new file mode 100644 index 0000000000..ea41f459de --- /dev/null +++ b/sysdeps/sh/sh3/setjmp.S @@ -0,0 +1,67 @@ +/* setjmp for SH4. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _SETJMP_H +#define _ASM +#include <bits/setjmp.h> + + /* Binary compatibility entry point. */ +ENTRY (__setjmp) + mov #0, r5 +ENTRY (__sigsetjmp) + /* Save registers */ + add #JB_SIZE, r4 + stc.l gbr, @-r4 + sts.l pr, @-r4 + mov.l r15, @-r4 + mov.l r14, @-r4 + mov.l r13, @-r4 + mov.l r12, @-r4 + mov.l r11, @-r4 + mov.l r10, @-r4 + mov.l r9, @-r4 + mov.l r8, @-r4 + + /* Make a tail call to __sigjmp_save; it takes the same args. */ +#ifdef SHARED + mov.l 1f, r1 + mova 1f, r0 + bra 2f + add r1, r0 + .align 2 +1: + .long _GLOBAL_OFFSET_TABLE_ +2: + mov.l .L1, r1 + mov.l @(r0,r1), r1 + jmp @r1 + nop + .align 2 +.L1: + .long C_SYMBOL_NAME(__sigjmp_save@GOT) +#else + mov.l .L1, r1 + jmp @r1 + nop + .align 2 +.L1: + .long C_SYMBOL_NAME(__sigjmp_save) +#endif +END (__setjmp) diff --git a/sysdeps/sh/sh4/__longjmp.S b/sysdeps/sh/sh4/__longjmp.S new file mode 100644 index 0000000000..c7100cbe51 --- /dev/null +++ b/sysdeps/sh/sh4/__longjmp.S @@ -0,0 +1,49 @@ +/* longjmp for SH. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _SETJMP_H +#define _ASM +#include <bits/setjmp.h> + +/* __longjmp(jmpbuf, val) */ + +ENTRY (__longjmp) + mov.l @r4+, r8 + mov.l @r4+, r9 + mov.l @r4+, r10 + mov.l @r4+, r11 + mov.l @r4+, r12 + mov.l @r4+, r13 + mov.l @r4+, r14 + mov.l @r4+, r15 + mov r5, r0 /* get the return value in place */ + tst r0, r0 + bf.s 1f + lds.l @r4+, pr + mov #1,r0 /* can't let setjmp() return zero! */ +1: + ldc.l @r4+, gbr + lds.l @r4+, fpscr + fmov.s @r4+, fr12 + fmov.s @r4+, fr13 + fmov.s @r4+, fr14 + rts + fmov.s @r4+, fr15 +END (__longjmp) diff --git a/sysdeps/sh/sh4/bits/endian.h b/sysdeps/sh/sh4/bits/endian.h new file mode 100644 index 0000000000..1fef1ff938 --- /dev/null +++ b/sysdeps/sh/sh4/bits/endian.h @@ -0,0 +1,13 @@ +/* SH is bi-endian but with a big-endian FPU. */ + +#ifndef _ENDIAN_H +# error "Never use <bits/endian.h> directly; include <endian.h> instead." +#endif + +#ifdef __LITTLE_ENDIAN__ +#define __BYTE_ORDER __LITTLE_ENDIAN +#define __FLOAT_WORD_ORDER __LITTLE_ENDIAN +#else +#define __BYTE_ORDER __BIG_ENDIAN +#define __FLOAT_WORD_ORDER __BIG_ENDIAN +#endif diff --git a/sysdeps/sh/sh4/bits/huge_val.h b/sysdeps/sh/sh4/bits/huge_val.h new file mode 100644 index 0000000000..a058c999ae --- /dev/null +++ b/sysdeps/sh/sh4/bits/huge_val.h @@ -0,0 +1,104 @@ +/* `HUGE_VAL' constants for IEEE 754 machines (where it is infinity). + Used by <stdlib.h> and <math.h> functions for overflow. + SH version. + Copyright (C) 1992, 95, 96, 97, 98, 99, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _MATH_H +# error "Never use <bits/huge_val.h> directly; include <math.h> instead." +#endif + +#include <features.h> + +/* IEEE positive infinity (-HUGE_VAL is negative infinity). */ + +#ifdef __GNUC__ + +# if __GNUC_PREREQ(2,96) + +# define HUGE_VAL (__extension__ 0x1.0p2047) + +# else + +# define HUGE_VAL \ + (__extension__ \ + ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; }) \ + { __l: 0x000000007ff00000ULL }).__d) + +# endif + +#else /* not GCC */ + +# include <endian.h> + +typedef union { unsigned char __c[8]; double __d; } __huge_val_t; + +# if __BYTE_ORDER == __BIG_ENDIAN +# define __HUGE_VAL_bytes { 0, 0, 0, 0, 0x7f, 0xf0, 0, 0 } +# endif +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define __HUGE_VAL_bytes { 0, 0, 0xf0, 0x7f, 0, 0, 0, 0 } +# endif + +static __huge_val_t __huge_val = { __HUGE_VAL_bytes }; +# define HUGE_VAL (__huge_val.__d) + +#endif /* GCC. */ + + +/* ISO C99 extensions: (float) HUGE_VALF and (long double) HUGE_VALL. */ + +#ifdef __USE_ISOC99 + +# ifdef __GNUC__ + +# if __GNUC_PREREQ(2,96) + +# define HUGE_VALF (__extension__ 0x1.0p255f) + +# else + +# define HUGE_VALF \ + (__extension__ \ + ((union { unsigned __l __attribute__((__mode__(__SI__))); float __d; }) \ + { __l: 0x7f800000UL }).__d) + +# endif + +# else /* not GCC */ + +typedef union { unsigned char __c[4]; float __f; } __huge_valf_t; + +# if __BYTE_ORDER == __BIG_ENDIAN +# define __HUGE_VALF_bytes { 0x7f, 0x80, 0, 0 } +# endif +# if __BYTE_ORDER == __LITTLE_ENDIAN +# define __HUGE_VALF_bytes { 0, 0, 0x80, 0x7f } +# endif + +static __huge_valf_t __huge_valf = { __HUGE_VALF_bytes }; +# define HUGE_VALF (__huge_valf.__f) + +# endif /* GCC. */ + + +/* Generally there is no separate `long double' format and it is the + same as `double'. */ +# define HUGE_VALL HUGE_VAL + +#endif /* __USE_ISOC99. */ diff --git a/sysdeps/sh/sh4/bits/setjmp.h b/sysdeps/sh/sh4/bits/setjmp.h new file mode 100644 index 0000000000..d5918f2ad0 --- /dev/null +++ b/sysdeps/sh/sh4/bits/setjmp.h @@ -0,0 +1,50 @@ +/* Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Define the machine-dependent type `jmp_buf'. SH version. */ + +#ifndef _SETJMP_H +# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead." +#endif + +#ifndef _ASM +typedef struct + { + /* Callee-saved registers r8 through r15. */ + int __regs[8]; + + /* Program counter. */ + void * __pc; + + /* The global pointer. */ + void * __gbr; + + /* Floating point status register. */ + int __fpscr; + + /* Callee-saved floating point registers fr12 through fr15. */ + int __fpregs[4]; + } __jmp_buf[1]; +#endif + +#define JB_SIZE (4 * 15) + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < &(jmpbuf)[0].__regs[7]) diff --git a/sysdeps/sh/sh4/bsd-_setjmp.S b/sysdeps/sh/sh4/bsd-_setjmp.S new file mode 100644 index 0000000000..468c8575e6 --- /dev/null +++ b/sysdeps/sh/sh4/bsd-_setjmp.S @@ -0,0 +1,50 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. SH version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (_setjmp) +#ifdef SHARED + mova 1f, r0 + mov.l 1f, r1 + bra 2f + add r1, r0 + .align 2 +1: + .long _GLOBAL_OFFSET_TABLE_ +2: + mov.l 3f, r1 + mov.l @(r0,r1), r1 + jmp @r1 + mov #0, r0 +3: + .long C_SYMBOL_NAME(__sigsetjmp@GOT) +#else + mov.l 1f, r1 + jmp @r1 + mov #0, r0 + .align 2 +1: + .long C_SYMBOL_NAME(__sigsetjmp) +#endif +END (_setjmp) diff --git a/sysdeps/sh/sh4/bsd-setjmp.S b/sysdeps/sh/sh4/bsd-setjmp.S new file mode 100644 index 0000000000..2be74bd93e --- /dev/null +++ b/sysdeps/sh/sh4/bsd-setjmp.S @@ -0,0 +1,50 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. SH version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +ENTRY (setjmp) +#ifdef SHARED + mova 1f, r0 + mov.l 1f, r1 + bra 2f + add r1, r0 + .align 2 +1: + .long _GLOBAL_OFFSET_TABLE_ +2: + mov.l 3f, r1 + mov.l @(r0,r1), r1 + jmp @r1 + mov #1, r0 +3: + .long C_SYMBOL_NAME(__sigsetjmp@GOT) +#else + mov.l 1f, r1 + jmp @r1 + mov #1, r0 + .align 2 +1: + .long C_SYMBOL_NAME(__sigsetjmp) +#endif +END (setjmp) diff --git a/sysdeps/sh/sh4/dl-machine.h b/sysdeps/sh/sh4/dl-machine.h new file mode 100644 index 0000000000..a8de19a719 --- /dev/null +++ b/sysdeps/sh/sh4/dl-machine.h @@ -0,0 +1,515 @@ +/* Machine-dependent ELF dynamic relocation inline functions. SH-4 version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef dl_machine_h +#define dl_machine_h + +/* Only dummy. This doesn't work. */ + +#define ELF_MACHINE_NAME "SH" + +#include <sys/param.h> + +#include <assert.h> + +/* Return nonzero iff E_MACHINE is compatible with the running host. */ +static inline int __attribute__ ((unused)) +elf_machine_matches_host (Elf32_Half e_machine) +{ + switch (e_machine) + { + case EM_SH: + return 1; + default: + return 0; + } +} + + +/* Return the link-time address of _DYNAMIC. Conveniently, this is the + first element of the GOT. This must be inlined in a function which + uses global data. */ +static inline Elf32_Addr __attribute__ ((unused)) +elf_machine_dynamic (void) +{ + register Elf32_Addr *got; + asm ("mov r12,%0" :"=r" (got)); + return *got; +} + + +/* Return the run-time load address of the shared object. */ +static inline Elf32_Addr __attribute__ ((unused)) +elf_machine_load_address (void) +{ + Elf32_Addr addr; + asm ("mov.l .L1,r0 + mov.l .L3,r2 + add r12,r2 + mov.l @(r0,r12),r0 + bra .L2 + sub r0,r2 + .align 2 + .L1: .long _dl_start@GOT + .L3: .long _dl_start@GOTOFF + .L2: mov r2,%0" + : "=r" (addr) : : "r0", "r1", "r2"); + return addr; +} + + +/* Set up the loaded object described by L so its unrelocated PLT + entries will jump to the on-demand fixup code in dl-runtime.c. */ + +static inline int __attribute__ ((unused)) +elf_machine_runtime_setup (struct link_map *l, int lazy, int profile) +{ + Elf32_Addr *got; + extern void _dl_runtime_resolve (Elf32_Word); + extern void _dl_runtime_profile (Elf32_Word); + + if (l->l_info[DT_JMPREL] && lazy) + { + /* The GOT entries for functions in the PLT have not yet been filled + in. Their initial contents will arrange when called to load an + offset into the .rela.plt section and _GLOBAL_OFFSET_TABLE_[1], + and then jump to _GLOBAL_OFFSET_TABLE[2]. */ + got = (Elf32_Addr *) D_PTR (l, l_info[DT_PLTGOT]); + got[1] = (Elf32_Addr) l; /* Identify this shared object. */ + + /* The got[2] entry contains the address of a function which gets + called to get the address of a so far unresolved function and + jump to it. The profiling extension of the dynamic linker allows + to intercept the calls to collect information. In this case we + don't store the address in the GOT so that all future calls also + end in this function. */ + if (profile) + { + got[2] = (Elf32_Addr) &_dl_runtime_profile; + /* Say that we really want profiling and the timers are started. */ + _dl_profile_map = l; + } + else + /* This function will get called to fix up the GOT entry indicated by + the offset on the stack, and then jump to the resolved address. */ + got[2] = (Elf32_Addr) &_dl_runtime_resolve; + } + return lazy; +} + +/* This code is used in dl-runtime.c to call the `fixup' function + and then redirect to the address it returns. */ + +#define ELF_MACHINE_RUNTIME_FIXUP_ARGS int plt_type + +#ifdef SHARED +#define FUN_ADDR "\ + mov.l 1f,r2 + mova 1f,r0 + bra 2f + add r0,r2 ! Get GOT address in r2 +0: .align 2 +1: .long _GLOBAL_OFFSET_TABLE_ +2: mov.l 3f,r0 + add r2,r0" +#define GOTJMP(x) #x "@GOTOFF" +#else +#define FUN_ADDR "\ + mov.l 3f,r0" +#define GOTJMP(x) #x +#endif + +#define FGR_SAVE "\ + sts.l fpscr, @-r15 + mov #8,r3 + swap.w r3, r3 + lds r3, fpscr + fmov.s fr11, @-r15 + fmov.s fr10, @-r15 + fmov.s fr9, @-r15 + fmov.s fr8, @-r15 + fmov.s fr7, @-r15 + fmov.s fr6, @-r15 + fmov.s fr5, @-r15 + fmov.s fr4, @-r15" +#define FGR_LOAD "\ + fmov.s @r15+, fr4 + fmov.s @r15+, fr5 + fmov.s @r15+, fr6 + fmov.s @r15+, fr7 + fmov.s @r15+, fr8 + fmov.s @r15+, fr9 + fmov.s @r15+, fr10 + fmov.s @r15+, fr11 + lds.l @r15+, fpscr" + +#ifndef PROF +# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\ + .text + .globl _dl_runtime_resolve + .type _dl_runtime_resolve, @function + .align 5 +_dl_runtime_resolve: + mov.l r3,@-r15 + mov.l r4,@-r15 + mov.l r5,@-r15 + mov.l r6,@-r15 + mov.l r7,@-r15 + mov.l r12,@-r15 + movt r3 ! Save T flag. + mov.l r3,@-r15 + " FGR_SAVE " + sts.l pr,@-r15 + mov r0,r4 ! PLT type + mov r2,r5 ! link map address + " FUN_ADDR " + jsr @r0 ! Call resolver. + mov r1,r6 ! reloc offset + lds.l @r15+,pr ! Get register content back. + " FGR_LOAD " + mov.l @r15+,r3 + shal r3 ! Lode T flag. + mov.l @r15+,r12 + mov.l @r15+,r7 + mov.l @r15+,r6 + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r0 ! Jump to function address. + mov.l @r15+,r3 + .align 2 +3: + .long " GOTJMP (fixup) " + .size _dl_runtime_resolve, .-_dl_runtime_resolve + + .globl _dl_runtime_profile + .type _dl_runtime_profile, @function + .align 5 +_dl_runtime_profile: + mov.l r3,@-r15 + mov.l r4,@-r15 + mov.l r5,@-r15 + mov.l r6,@-r15 + mov.l r7,@-r15 + mov.l r12,@-r15 + movt r3 ! Save T flag. + mov.l r3,@-r15 + " FGR_SAVE " + sts.l pr,@-r15 + mov r0,r4 ! PLT type + mov r2,r5 ! link map address + sts pr,r7 ! return address + " FUN_ADDR " + jsr @r0 ! Call resolver. + mov r1,r6 ! reloc offset + lds.l @r15+,pr ! Get register content back. + " FGR_LOAD " + mov.l @r15+,r3 + shal r3 ! Lode T flag. + mov.l @r15+,r12 + mov.l @r15+,r7 + mov.l @r15+,r6 + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r0 ! Jump to function address. + mov.l @r15+,r3 + .align 2 +3: + .long " GOTJMP (profile_fixup) " + .size _dl_runtime_profile, .-_dl_runtime_profile + .previous +"); +#else +# define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\ + .text + .globl _dl_runtime_resolve + .globl _dl_runtime_profile + .type _dl_runtime_resolve, @function + .type _dl_runtime_profile, @function + .align 5 +_dl_runtime_resolve: +_dl_runtime_profile: + mov.l r3,@-r15 + mov.l r4,@-r15 + mov.l r5,@-r15 + mov.l r6,@-r15 + mov.l r7,@-r15 + mov.l r12,@-r15 + movt r3 ! Save T flag. + mov.l r3,@-r15 + " FGR_SAVE " + sts.l pr,@-r15 + mov r0,r4 ! PLT type + mov r2,r5 ! link map address + sts pr,r7 ! return address + " FUN_ADDR " + jsr @r0 ! Call resolver. + mov r1,r6 ! reloc offset + lds.l @r15+,pr ! Get register content back. + " FGR_LOAD " + mov.l @r15+,r3 + shal r3 ! Lode T flag. + mov.l @r15+,r12 + mov.l @r15+,r7 + mov.l @r15+,r6 + mov.l @r15+,r5 + mov.l @r15+,r4 + jmp @r0 ! Jump to function address. + mov.l @r15+,r3 + .align 2 +3: + .long " GOTJMP (fixup) " + .size _dl_runtime_resolve, .-_dl_runtime_resolve + .size _dl_runtime_profile, .-_dl_runtime_profile + .previous +"); +#endif + +/* Mask identifying addresses reserved for the user program, + where the dynamic linker should not map anything. */ +#define ELF_MACHINE_USER_ADDRESS_MASK 0x80000000UL + +/* Initial entry point code for the dynamic linker. + The C function `_dl_start' is the real entry point; + its return value is the user program's entry point. */ + +#define RTLD_START asm ("\ +.text\n\ +.globl _start\n\ +.globl _dl_start_user\n\ +_start:\n\ + mov r15,r4\n\ + mov.l .L_dl_start,r1\n\ + mova .L_dl_start,r0\n\ + add r1,r0\n\ + jsr @r0\n\ + nop\n\ +_dl_start_user:\n\ + ! Save the user entry point address in r8.\n\ + mov r0,r8\n\ + ! Point r12 at the GOT.\n\ + mov.l 1f,r12\n\ + mova 1f,r0\n\ + bra 2f\n\ + add r0,r12\n\ + .align 2\n\ +1: .long _GLOBAL_OFFSET_TABLE_\n\ +2: ! Store the highest stack address\n\ + mov.l .L_stack_end,r0\n\ + mov.l @(r0,r12),r0\n\ + mov.l r15,@r0\n\ + ! See if we were run as a command with the executable file\n\ + ! name as an extra leading argument.\n\ + mov.l .L_dl_skip_args,r0\n\ + mov.l @(r0,r12),r0\n\ + mov.l @r0,r0\n\ + ! Get the original argument count.\n\ + mov.l @r15,r5\n\ + ! Subtract _dl_skip_args from it.\n\ + sub r0,r5\n\ + ! Adjust the stack pointer to skip _dl_skip_args words.\n\ + shll2 r0\n\ + add r0,r15\n\ + ! Store back the modified argument count.\n\ + mov.l r5,@r15\n\ + ! Compute argv address and envp.\n\ + mov r15,r6\n\ + add #4,r6\n\ + mov r5,r7\n\ + shll2 r7\n\ + add r15,r7\n\ + mov.l .L_dl_loaded,r0\n\ + mov.l @(r0,r12),r0\n\ + mov.l @r0,r4\n\ + ! Call _dl_init.\n\ + mov.l .L_dl_init,r1\n\ + mova .L_dl_init,r0\n\ + add r1,r0\n\ + jsr @r0\n\ + nop\n\ +1: ! Clear the startup flag.\n\ + mov.l .L_dl_starting_up,r0\n\ + mov.l @(r0,r12),r0\n\ + mov #0,r2\n\ + mov.l r2,@r0\n\ + ! Pass our finalizer function to the user in r4, as per ELF ABI.\n\ + mov.l .L_dl_fini,r0\n\ + mov.l @(r0,r12),r4\n\ + ! Jump to the user's entry point.\n\ + jmp @r8\n\ + nop\n\ + .align 2\n\ +.L_dl_start:\n\ + .long _dl_start@PLT\n\ +.L_stack_end:\n\ + .long __libc_stack_end@GOT\n\ +.L_dl_skip_args:\n\ + .long _dl_skip_args@GOT\n\ +.L_dl_init:\n\ + .long _dl_init@PLT\n\ +.L_dl_loaded:\n\ + .long _dl_loaded@GOT\n\ +.L_dl_starting_up:\n\ + .long _dl_starting_up@GOT\n\ +.L_dl_fini:\n\ + .long _dl_fini@GOT\n\ +.previous\n\ +"); + +/* Nonzero iff TYPE should not be allowed to resolve to one of + the main executable's symbols, as for a COPY reloc. */ +#define elf_machine_lookup_noexec_p(type) ((type) == R_SH_COPY) + +/* Nonzero iff TYPE describes relocation of a PLT entry, so + PLT entries should not be allowed to define the value. */ +#define elf_machine_lookup_noplt_p(type) ((type) == R_SH_JMP_SLOT) + +/* A reloc type used for ld.so cmdline arg lookups to reject PLT entries. */ +#define ELF_MACHINE_JMP_SLOT R_SH_JMP_SLOT + +/* We define an initialization functions. This is called very early in + _dl_sysdep_start. */ +#define DL_PLATFORM_INIT dl_platform_init () + +extern const char *_dl_platform; + +static inline void __attribute__ ((unused)) +dl_platform_init (void) +{ + if (_dl_platform != NULL && *_dl_platform == '\0') + /* Avoid an empty string which would disturb us. */ + _dl_platform = NULL; +} + +static inline Elf32_Addr +elf_machine_fixup_plt (struct link_map *map, lookup_t t, + const Elf32_Rela *reloc, + Elf32_Addr *reloc_addr, Elf32_Addr value) +{ + return *reloc_addr = value; +} + +/* Return the final value of a plt relocation. */ +static inline Elf32_Addr +elf_machine_plt_value (struct link_map *map, const Elf32_Rela *reloc, + Elf32_Addr value) +{ + return value + reloc->r_addend; +} + +#endif /* !dl_machine_h */ + +#ifdef RESOLVE + +/* SH never uses Elf32_Rel relocations. */ +#define ELF_MACHINE_NO_REL 1 + +extern char **_dl_argv; + +/* Perform the relocation specified by RELOC and SYM (which is fully resolved). + MAP is the object containing the reloc. */ + +static inline void +elf_machine_rela (struct link_map *map, const Elf32_Rela *reloc, + const Elf32_Sym *sym, const struct r_found_version *version, + Elf32_Addr *const reloc_addr) +{ + if (ELF32_R_TYPE (reloc->r_info) == R_SH_RELATIVE) + { +#ifndef RTLD_BOOTSTRAP + if (map != &_dl_rtld_map) /* Already done in rtld itself. */ +#endif + *reloc_addr = map->l_addr + reloc->r_addend; + } + else if (ELF32_R_TYPE (reloc->r_info) != R_SH_NONE) + { + const Elf32_Sym *const refsym = sym; + Elf32_Addr value = RESOLVE (&sym, version, ELF32_R_TYPE (reloc->r_info)); + if (sym) + value += sym->st_value; + value += reloc->r_addend; + + switch (ELF32_R_TYPE (reloc->r_info)) + { + case R_SH_COPY: + if (sym == NULL) + /* This can happen in trace mode if an object could not be + found. */ + break; + if (sym->st_size > refsym->st_size + || (sym->st_size < refsym->st_size && _dl_verbose)) + { + const char *strtab; + + strtab = (const char *) D_PTR (map, l_info[DT_STRTAB]); + _dl_sysdep_error (_dl_argv[0] ?: "<program name unknown>", + ": Symbol `", strtab + refsym->st_name, + "' has different size in shared object, " + "consider re-linking\n", NULL); + } + memcpy (reloc_addr, (void *) value, MIN (sym->st_size, + refsym->st_size)); + break; + case R_SH_GLOB_DAT: + case R_SH_JMP_SLOT: + *reloc_addr = value; + break; + case R_SH_DIR32: + { +#ifndef RTLD_BOOTSTRAP + /* This is defined in rtld.c, but nowhere in the static + libc.a; make the reference weak so static programs can + still link. This declaration cannot be done when + compiling rtld.c (i.e. #ifdef RTLD_BOOTSTRAP) because + rtld.c contains the common defn for _dl_rtld_map, which + is incompatible with a weak decl in the same file. */ + weak_extern (_dl_rtld_map); + if (map == &_dl_rtld_map) + /* Undo the relocation done here during bootstrapping. + Now we will relocate it anew, possibly using a + binding found in the user program or a loaded library + rather than the dynamic linker's built-in definitions + used while loading those libraries. */ + value -= map->l_addr + refsym->st_value + reloc->r_addend; +#endif + *reloc_addr = value; + break; + } + case R_SH_REL32: + *reloc_addr = (value - (Elf32_Addr) reloc_addr); + break; + default: + _dl_reloc_bad_type (map, ELF32_R_TYPE (reloc->r_info), 0); + break; + } + } +} + +static inline void +elf_machine_lazy_rel (struct link_map *map, + Elf32_Addr l_addr, const Elf32_Rela *reloc) +{ + Elf32_Addr *const reloc_addr = (void *) (l_addr + reloc->r_offset); + /* Check for unexpected PLT reloc type. */ + if (ELF32_R_TYPE (reloc->r_info) == R_SH_JMP_SLOT) + *reloc_addr += l_addr; + else + _dl_reloc_bad_type (map, ELF32_R_TYPE (reloc->r_info), 1); +} + +#endif /* RESOLVE */ diff --git a/sysdeps/sh/sh4/fpu/fclrexcpt.c b/sysdeps/sh/sh4/fpu/fclrexcpt.c new file mode 100644 index 0000000000..cf77cfe5b3 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fclrexcpt.c @@ -0,0 +1,45 @@ +/* Clear given exceptions in current floating-point environment. + Copyright (C) 1998, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +__feclearexcept (int excepts) +{ + int cw; + + /* Mask out unsupported bits/exceptions. */ + excepts &= FE_ALL_EXCEPT; + + /* Read the complete control word. */ + _FPU_GETCW (cw); + + /* Clear exception bits. */ + cw &= ~excepts; + + /* Put the new data in effect. */ + _FPU_SETCW (cw); + + return 0; +} +strong_alias (__feclearexcept, __old_feclearexcept) +symbol_version (__old_feclearexcept, feclearexcept, GLIBC_2.1); +default_symbol_version (__feclearexcept, feclearexcept, GLIBC_2.2); diff --git a/sysdeps/sh/sh4/fpu/fegetenv.c b/sysdeps/sh/sh4/fpu/fegetenv.c new file mode 100644 index 0000000000..8bd540bd31 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fegetenv.c @@ -0,0 +1,34 @@ +/* Store current floating-point environment. + Copyright (C) 1997, 1998, 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +__fegetenv (fenv_t *envp) +{ + unsigned long int temp; + _FPU_GETCW (temp); + envp->__fpscr = temp; + + return 0; +} +strong_alias (__fegetenv, __old_fegetenv) +symbol_version (__old_fegetenv, fegetenv, GLIBC_2.1); +default_symbol_version (__fegetenv, fegetenv, GLIBC_2.2); diff --git a/sysdeps/sh/sh4/fpu/fegetround.c b/sysdeps/sh/sh4/fpu/fegetround.c new file mode 100644 index 0000000000..f53924ae7e --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fegetround.c @@ -0,0 +1,33 @@ +/* Return current rounding direction. + Copyright (C) 1998, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +fegetround (void) +{ + int cw; + + /* Get control word. */ + _FPU_GETCW (cw); + + return cw & 0x3; +} diff --git a/sysdeps/sh/sh4/fpu/feholdexcpt.c b/sysdeps/sh/sh4/fpu/feholdexcpt.c new file mode 100644 index 0000000000..43a464dbbd --- /dev/null +++ b/sysdeps/sh/sh4/fpu/feholdexcpt.c @@ -0,0 +1,37 @@ +/* Store current floating-point environment and clear exceptions. + Copyright (C) 1997, 1998, 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +feholdexcept (fenv_t *envp) +{ + unsigned long int temp; + + /* Store the environment. */ + _FPU_GETCW (temp); + envp->__fpscr = temp; + + /* Now set all exceptions to non-stop. */ + temp &= ~FE_ALL_EXCEPT; + _FPU_SETCW (temp); + + return 1; +} diff --git a/sysdeps/sh/sh4/fpu/fesetenv.c b/sysdeps/sh/sh4/fpu/fesetenv.c new file mode 100644 index 0000000000..8424782666 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fesetenv.c @@ -0,0 +1,37 @@ +/* Install given floating-point environment. + Copyright (C) 1997, 1998, 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +__fesetenv (const fenv_t *envp) +{ + if (envp == FE_DFL_ENV) + _FPU_SETCW (_FPU_DEFAULT); + else + { + unsigned long int temp = envp->__fpscr; + _FPU_SETCW (temp); + } + return 0; +} +strong_alias (__fesetenv, __old_fesetenv) +symbol_version (__old_fesetenv, fesetenv, GLIBC_2.1); +default_symbol_version (__fesetenv, fesetenv, GLIBC_2.2); diff --git a/sysdeps/sh/sh4/fpu/fesetround.c b/sysdeps/sh/sh4/fpu/fesetround.c new file mode 100644 index 0000000000..1d3ec2e5a3 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fesetround.c @@ -0,0 +1,43 @@ +/* Set current rounding direction. + Copyright (C) 1998, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1998. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +fesetround (int round) +{ + unsigned int cw; + + if ((round & ~0x3) != 0) + /* ROUND is no valid rounding mode. */ + return 0; + + /* Get current state. */ + _FPU_GETCW (cw); + + /* Set rounding bits. */ + cw &= ~0x3; + cw |= round; + /* Set new state. */ + _FPU_SETCW (cw); + + return 1; +} diff --git a/sysdeps/sh/sh4/fpu/fpu_control.h b/sysdeps/sh/sh4/fpu/fpu_control.h new file mode 100644 index 0000000000..1cf5154d0c --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fpu_control.h @@ -0,0 +1,56 @@ +/* FPU control word definitions. SH version. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _FPU_CONTROL_H +#define _FPU_CONTROL_H + +/* masking of interrupts */ +#define _FPU_MASK_VM 0x0800 /* Invalid operation */ +#define _FPU_MASK_ZM 0x0400 /* Division by zero */ +#define _FPU_MASK_OM 0x0200 /* Overflow */ +#define _FPU_MASK_UM 0x0100 /* Underflow */ +#define _FPU_MASK_IM 0x0080 /* Inexact operation */ + +/* rounding control */ +#define _FPU_RC_NEAREST 0x0 /* RECOMMENDED */ +#define _FPU_RC_ZERO 0x1 + +#define _FPU_RESERVED 0xffc00000 /* These bits are reserved. */ + +/* The fdlibm code requires strict IEEE double precision arithmetic, + and no interrupts for exceptions, rounding to nearest. */ +#define _FPU_DEFAULT 0x00080000 /* Default value. */ +#define _FPU_IEEE 0x00080f80 /* Default + exceptions enabled. */ + +/* Type of the control word. */ +typedef unsigned int fpu_control_t; + +/* Macros for accessing the hardware control word. */ +#define _FPU_GETCW(cw) __asm__ ("sts fpscr,%0" : "=r" (cw)) + +#if defined __GNUC__ +#define _FPU_SETCW(cw) __set_fpscr ((cw)) +#else +#define _FPU_SETCW(cw) __asm__ ("lds %0,fpscr" : : "r" (cw)) +#endif + +/* Default control word set at startup. */ +extern fpu_control_t __fpu_control; + +#endif /* _FPU_CONTROL_H */ diff --git a/sysdeps/sh/sh4/fpu/fraiseexcpt.c b/sysdeps/sh/sh4/fpu/fraiseexcpt.c new file mode 100644 index 0000000000..31d8d92dfb --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fraiseexcpt.c @@ -0,0 +1,38 @@ +/* Raise given exceptions. + Copyright (C) 1997, 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> +#include <math.h> + +int +__feraiseexcept (int excepts) +{ + /* Raise exceptions represented by EXPECTS. */ + fexcept_t temp; + _FPU_GETCW (temp); + temp |= (excepts & FE_ALL_EXCEPT); + temp |= (excepts & FE_ALL_EXCEPT) << 5; + _FPU_SETCW (temp); + + return 0; +} +strong_alias (__feraiseexcept, __old_feraiseexcept) +symbol_version (__old_feraiseexcept, feraiseexcept, GLIBC_2.1); +default_symbol_version (__feraiseexcept, feraiseexcept, GLIBC_2.2); diff --git a/sysdeps/sh/sh4/fpu/fsetexcptflg.c b/sysdeps/sh/sh4/fpu/fsetexcptflg.c new file mode 100644 index 0000000000..b88077ac82 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/fsetexcptflg.c @@ -0,0 +1,43 @@ +/* Set floating-point environment exception handling. + Copyright (C) 1997, 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <math.h> +#include <fpu_control.h> + +int +__fesetexceptflag (const fexcept_t *flagp, int excepts) +{ + fexcept_t temp; + + /* Get the current environment. */ + _FPU_GETCW (temp); + + /* Set the desired exception mask. */ + temp &= ~(excepts & FE_ALL_EXCEPT); + temp |= (*flagp & excepts & FE_ALL_EXCEPT); + + /* Save state back to the FPU. */ + _FPU_SETCW (temp); + + return 0; +} +strong_alias (__fesetexceptflag, __old_fesetexceptflag) +symbol_version (__old_fesetexceptflag, fesetexceptflag, GLIBC_2.1); +default_symbol_version (__fesetexceptflag, fesetexceptflag, GLIBC_2.2); diff --git a/sysdeps/sh/sh4/fpu/ftestexcept.c b/sysdeps/sh/sh4/fpu/ftestexcept.c new file mode 100644 index 0000000000..23ce149ca6 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/ftestexcept.c @@ -0,0 +1,32 @@ +/* Test exception in current environment. + Copyright (C) 1997, 1998, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <fenv.h> +#include <fpu_control.h> + +int +fetestexcept (int excepts) +{ + fexcept_t temp; + + /* Get current exceptions. */ + _FPU_GETCW (temp); + + return temp & excepts & FE_ALL_EXCEPT; +} diff --git a/sysdeps/sh/sh4/fpu/libm-test-ulps b/sysdeps/sh/sh4/fpu/libm-test-ulps new file mode 100644 index 0000000000..4737025991 --- /dev/null +++ b/sysdeps/sh/sh4/fpu/libm-test-ulps @@ -0,0 +1,1079 @@ +# Begin of automatic generation + +# asin +Test "asin (-0.5) == -pi/6": +float: 2 +ifloat: 2 +Test "asin (0.5) == pi/6": +float: 2 +ifloat: 2 +Test "asin (0.7) == 0.7753974966107530637": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# atanh +Test "atanh (0.7) == 0.8673005276940531944": +double: 1 +idouble: 1 + +# cabs +Test "cabs (-0.7 + 12.4 i) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "cabs (-0.7 - 12.4 i) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "cabs (-12.4 + 0.7 i) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "cabs (-12.4 - 0.7 i) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "cabs (0.7 + 1.2 i) == 1.3892443989449804508": +double: 1 +idouble: 1 +Test "cabs (0.7 + 12.4 i) == 12.41974234837422060118": +float: 1 +ifloat: 1 + +# cacos +Test "Real part of: cacos (0.7 + 1.2 i) == 1.1351827477151551089 - 1.0927647857577371459 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cacos (0.7 + 1.2 i) == 1.1351827477151551089 - 1.0927647857577371459 i": +float: 1 +ifloat: 1 + +# cacosh +Test "Real part of: cacosh (-2 - 3 i) == -1.9833870299165354323 + 2.1414491111159960199 i": +double: 1 +float: 7 +idouble: 1 +ifloat: 7 +Test "Imaginary part of: cacosh (-2 - 3 i) == -1.9833870299165354323 + 2.1414491111159960199 i": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 +Test "Real part of: cacosh (0.7 + 1.2 i) == 1.0927647857577371459 + 1.1351827477151551089 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# casin +Test "Real part of: casin (0.7 + 1.2 i) == 0.4356135790797415103 + 1.0927647857577371459 i": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 +Test "Imaginary part of: casin (0.7 + 1.2 i) == 0.4356135790797415103 + 1.0927647857577371459 i": +float: 1 +ifloat: 1 + +# casinh +Test "Real part of: casinh (-2 - 3 i) == -1.9686379257930962917 - 0.9646585044076027920 i": +double: 5 +float: 1 +idouble: 5 +ifloat: 1 +Test "Imaginary part of: casinh (-2 - 3 i) == -1.9686379257930962917 - 0.9646585044076027920 i": +double: 3 +float: 6 +idouble: 3 +ifloat: 6 +Test "Real part of: casinh (0.7 + 1.2 i) == 0.9786545955936738768 + 0.9113541895315601156 i": +double: 1 +idouble: 1 +Test "Imaginary part of: casinh (0.7 + 1.2 i) == 0.9786545955936738768 + 0.9113541895315601156 i": +float: 1 +ifloat: 1 + +# catan +Test "Real part of: catan (-2 - 3 i) == -1.4099210495965755225 - 0.2290726829685387662 i": +float: 3 +ifloat: 3 +Test "Imaginary part of: catan (-2 - 3 i) == -1.4099210495965755225 - 0.2290726829685387662 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Real part of: catan (0.7 + 1.2 i) == 1.0785743834118921877 + 0.5770573776534306764 i": +float: 4 +ifloat: 4 +Test "Imaginary part of: catan (0.7 + 1.2 i) == 1.0785743834118921877 + 0.5770573776534306764 i": +double: 1 +idouble: 1 + +# catanh +Test "Real part of: catanh (-2 - 3 i) == -0.1469466662255297520 - 1.3389725222944935611 i": +double: 4 +idouble: 4 +Test "Imaginary part of: catanh (-2 - 3 i) == -0.1469466662255297520 - 1.3389725222944935611 i": +float: 4 +ifloat: 4 +Test "Real part of: catanh (0.7 + 1.2 i) == 0.2600749516525135959 + 0.9702403077950989849 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: catanh (0.7 + 1.2 i) == 0.2600749516525135959 + 0.9702403077950989849 i": +double: 1 +float: 6 +idouble: 1 +ifloat: 6 + +# cbrt +Test "cbrt (-27.0) == -3.0": +double: 1 +idouble: 1 +Test "cbrt (0.970299) == 0.99": +double: 1 +idouble: 1 + +# ccos +Test "Imaginary part of: ccos (-2 - 3 i) == -4.1896256909688072301 - 9.1092278937553365979 i": +float: 1 +ifloat: 1 +Test "Real part of: ccos (0.7 + 1.2 i) == 1.3848657645312111080 - 0.97242170335830028619 i": +double: 1 +idouble: 1 +Test "Imaginary part of: ccos (0.7 + 1.2 i) == 1.3848657645312111080 - 0.97242170335830028619 i": +double: 1 +idouble: 1 + +# ccosh +Test "Real part of: ccosh (-2 - 3 i) == -3.7245455049153225654 + 0.5118225699873846088 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (-2 - 3 i) == -3.7245455049153225654 + 0.5118225699873846088 i": +float: 1 +ifloat: 1 +Test "Real part of: ccosh (0.7 + 1.2 i) == 0.4548202223691477654 + 0.7070296600921537682 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: ccosh (0.7 + 1.2 i) == 0.4548202223691477654 + 0.7070296600921537682 i": +double: 1 +idouble: 1 + +# cexp +Test "Imaginary part of: cexp (-2.0 - 3.0 i) == -0.1339809149295426134 - 0.0190985162611351964 i": +float: 1 +ifloat: 1 +Test "Real part of: cexp (0.7 + 1.2 i) == 0.7296989091503236012 + 1.8768962328348102821 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: cexp (0.7 + 1.2 i) == 0.7296989091503236012 + 1.8768962328348102821 i": +float: 1 +ifloat: 1 + +# clog +Test "Imaginary part of: clog (-2 - 3 i) == 1.2824746787307683680 - 2.1587989303424641704 i": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 + +# clog10 +Test "Imaginary part of: clog10 (-0 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-0 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-2 - 3 i) == 0.5569716761534183846 - 0.9375544629863747085 i": +double: 1 +float: 5 +idouble: 1 +ifloat: 5 +Test "Imaginary part of: clog10 (-3 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-3 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + 0 i) == inf + pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf + 1 i) == inf + pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf - 0 i) == inf - pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (-inf - 1 i) == inf - pi*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Real part of: clog10 (0.7 + 1.2 i) == 0.1427786545038868803 + 0.4528483579352493248 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (0.7 + 1.2 i) == 0.1427786545038868803 + 0.4528483579352493248 i": +double: 1 +idouble: 1 +Test "Imaginary part of: clog10 (3 + inf i) == inf + pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (3 - inf i) == inf - pi/2*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (inf + inf i) == inf + pi/4*log10(e) i": +float: 1 +ifloat: 1 +Test "Imaginary part of: clog10 (inf - inf i) == inf - pi/4*log10(e) i": +float: 1 +ifloat: 1 + +# cos +Test "cos (0.7) == 0.7648421872844884262": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "cos (M_PI_6l * 2.0) == 0.5": +double: 1 +float: 0.5 +idouble: 1 +ifloat: 0.5 +Test "cos (M_PI_6l * 4.0) == -0.5": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "cos (pi/2) == 0": +double: 0.2758 +float: 0.3667 +idouble: 0.2758 +ifloat: 0.3667 + +# cpow +Test "Real part of: cpow (2 + 3 i, 4 + 0 i) == -119.0 - 120.0 i": +double: 1 +float: 4 +idouble: 1 +ifloat: 4 +Test "Imaginary part of: cpow (2 + 3 i, 4 + 0 i) == -119.0 - 120.0 i": +float: 2 +ifloat: 2 +Test "Imaginary part of: cpow (e + 0 i, 0 + 2 * M_PIl i) == 1.0 + 0.0 i": +double: 1.1031 +float: 1.5 +idouble: 1.1031 +ifloat: 1.5 + +# csin +Test "Imaginary part of: csin (0.7 + 1.2 i) == 1.1664563419657581376 + 1.1544997246948547371 i": +float: 1 +ifloat: 1 + +# csinh +Test "Imaginary part of: csinh (-2 - 3 i) == 3.5905645899857799520 - 0.5309210862485198052 i": +double: 1 +idouble: 1 +Test "Real part of: csinh (0.7 + 1.2 i) == 0.27487868678117583582 + 1.1698665727426565139 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: csinh (0.7 + 1.2 i) == 0.27487868678117583582 + 1.1698665727426565139 i": +float: 1 +ifloat: 1 + +# csqrt +Test "Real part of: csqrt (-2 + 3 i) == 0.8959774761298381247 + 1.6741492280355400404 i": +float: 1 +ifloat: 1 +Test "Real part of: csqrt (-2 - 3 i) == 0.8959774761298381247 - 1.6741492280355400404 i": +float: 1 +ifloat: 1 +Test "Real part of: csqrt (0.7 + 1.2 i) == 1.0220676100300264507 + 0.5870453129635652115 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "Imaginary part of: csqrt (0.7 + 1.2 i) == 1.0220676100300264507 + 0.5870453129635652115 i": +float: 1 +ifloat: 1 + +# ctan +Test "Real part of: ctan (-2 - 3 i) == 0.0037640256415042482 - 1.0032386273536098014 i": +double: 1 +idouble: 1 +Test "Real part of: ctan (0.7 + 1.2 i) == 0.1720734197630349001 + 0.9544807059989405538 i": +float: 1 +ifloat: 1 +Test "Imaginary part of: ctan (0.7 + 1.2 i) == 0.1720734197630349001 + 0.9544807059989405538 i": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# ctanh +Test "Real part of: ctanh (-2 - 3 i) == -0.9653858790221331242 + 0.0098843750383224937 i": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "Imaginary part of: ctanh (0 + pi/4 i) == 0.0 + 1.0 i": +float: 1 +ifloat: 1 +Test "Real part of: ctanh (0.7 + 1.2 i) == 1.3472197399061191630 + 0.4778641038326365540 i": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "Imaginary part of: ctanh (0.7 + 1.2 i) == 1.3472197399061191630 + 0.4778641038326365540 i": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +# erfc +Test "erfc (0.7) == 0.32219880616258152702": +double: 1 +idouble: 1 +Test "erfc (1.2) == 0.089686021770364619762": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 +Test "erfc (2.0) == 0.0046777349810472658379": +double: 1 +idouble: 1 +Test "erfc (4.1) == 0.67000276540848983727e-8": +double: 24 +float: 12 +idouble: 24 +ifloat: 12 + +# exp10 +Test "exp10 (-1) == 0.1": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "exp10 (0.7) == 5.0118723362727228500": +float: 1 +ifloat: 1 +Test "exp10 (3) == 1000": +double: 6 +float: 2 +idouble: 6 +ifloat: 2 + +# expm1 +Test "expm1 (1) == M_El - 1.0": +float: 1 +ifloat: 1 + +# fmod +Test "fmod (-6.5, -2.3) == -1.9": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "fmod (-6.5, 2.3) == -1.9": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "fmod (6.5, -2.3) == 1.9": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "fmod (6.5, 2.3) == 1.9": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +# hypot +Test "hypot (-0.7, -12.4) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (-0.7, 12.4) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (-12.4, -0.7) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (-12.4, 0.7) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (0.7, -12.4) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (0.7, 1.2) == 1.3892443989449804508": +double: 1 +idouble: 1 +Test "hypot (0.7, 12.4) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (12.4, -0.7) == 12.41974234837422060118": +float: 1 +ifloat: 1 +Test "hypot (12.4, 0.7) == 12.41974234837422060118": +float: 1 +ifloat: 1 + +# j0 +Test "j0 (10.0) == -0.24593576445134833520": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "j0 (2.0) == 0.22389077914123566805": +float: 2 +ifloat: 2 +Test "j0 (8.0) == 0.17165080713755390609": +float: 1 +ifloat: 1 + +# j1 +Test "j1 (10.0) == 0.043472746168861436670": +float: 2 +ifloat: 2 +Test "j1 (2.0) == 0.57672480775687338720": +double: 1 +idouble: 1 +Test "j1 (8.0) == 0.23463634685391462438": +double: 1 +idouble: 1 + +# jn +Test "jn (0, 10.0) == -0.24593576445134833520": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "jn (0, 2.0) == 0.22389077914123566805": +float: 2 +ifloat: 2 +Test "jn (0, 8.0) == 0.17165080713755390609": +float: 1 +ifloat: 1 +Test "jn (1, 10.0) == 0.043472746168861436670": +float: 2 +ifloat: 2 +Test "jn (1, 2.0) == 0.57672480775687338720": +double: 1 +idouble: 1 +Test "jn (1, 8.0) == 0.23463634685391462438": +double: 1 +idouble: 1 +Test "jn (10, 0.1) == 0.26905328954342155795e-19": +double: 6 +float: 4 +idouble: 6 +ifloat: 4 +Test "jn (10, 0.7) == 0.75175911502153953928e-11": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "jn (10, 10.0) == 0.20748610663335885770": +double: 4 +float: 3 +idouble: 4 +ifloat: 3 +Test "jn (10, 2.0) == 0.25153862827167367096e-6": +float: 4 +ifloat: 4 +Test "jn (3, 0.1) == 0.000020820315754756261429": +double: 1 +idouble: 1 +Test "jn (3, 0.7) == 0.0069296548267508408077": +float: 1 +ifloat: 1 +Test "jn (3, 10.0) == 0.058379379305186812343": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "jn (3, 2.0) == 0.12894324947440205110": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# lgamma +Test "lgamma (0.7) == 0.26086724653166651439": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "lgamma (1.2) == -0.853740900033158497197e-1": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# log +Test "log (0.7) == -0.35667494393873237891": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# log10 +Test "log10 (0.7) == -0.15490195998574316929": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "log10 (e) == log10(e)": +float: 1 +ifloat: 1 + +# log1p +Test "log1p (-0.3) == -0.35667494393873237891": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# log2 +Test "log2 (0.7) == -0.51457317282975824043": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# sincos +Test "sincos (0.7, &sin_res, &cos_res) puts 0.76484218728448842626 in cos_res": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sincos (M_PI_6l*2.0, &sin_res, &cos_res) puts 0.5 in cos_res": +double: 1 +float: 0.5 +idouble: 1 +ifloat: 0.5 +Test "sincos (M_PI_6l*2.0, &sin_res, &cos_res) puts 0.866025403784438646764 in sin_res": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "sincos (pi/2, &sin_res, &cos_res) puts 0 in cos_res": +double: 0.2758 +float: 0.3667 +idouble: 0.2758 +ifloat: 0.3667 +Test "sincos (pi/6, &sin_res, &cos_res) puts 0.866025403784438646764 in cos_res": +float: 1 +ifloat: 1 + +# sinh +Test "sinh (0.7) == 0.75858370183953350346": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# tan +Test "tan (pi/4) == 1": +double: 0.5 +idouble: 0.5 + +# tanh +Test "tanh (0.7) == 0.60436777711716349631": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# tgamma +Test "tgamma (-0.5) == -2 sqrt (pi)": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "tgamma (0.5) == sqrt (pi)": +float: 1 +ifloat: 1 +Test "tgamma (0.7) == 1.29805533264755778568": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# y0 +Test "y0 (0.7) == -0.19066492933739506743": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (1.0) == 0.088256964215676957983": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (1.5) == 0.38244892379775884396": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "y0 (10.0) == 0.055671167283599391424": +float: 1 +ifloat: 1 +Test "y0 (8.0) == 0.22352148938756622053": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +# y1 +Test "y1 (0.1) == -6.4589510947020269877": +double: 1 +idouble: 1 +Test "y1 (0.7) == -1.1032498719076333697": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y1 (1.5) == -0.41230862697391129595": +float: 1 +ifloat: 1 +Test "y1 (10.0) == 0.24901542420695388392": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "y1 (2.0) == -0.10703243154093754689": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "y1 (8.0) == -0.15806046173124749426": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +# yn +Test "yn (0, 0.7) == -0.19066492933739506743": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 1.0) == 0.088256964215676957983": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 1.5) == 0.38244892379775884396": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 +Test "yn (0, 10.0) == 0.055671167283599391424": +float: 1 +ifloat: 1 +Test "yn (0, 8.0) == 0.22352148938756622053": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (1, 0.1) == -6.4589510947020269877": +double: 1 +idouble: 1 +Test "yn (1, 0.7) == -1.1032498719076333697": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (1, 1.5) == -0.41230862697391129595": +float: 1 +ifloat: 1 +Test "yn (1, 10.0) == 0.24901542420695388392": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "yn (1, 2.0) == -0.10703243154093754689": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (1, 8.0) == -0.15806046173124749426": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 +Test "yn (10, 0.1) == -0.11831335132045197885e19": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 +Test "yn (10, 0.7) == -0.42447194260703866924e10": +double: 3 +idouble: 3 +Test "yn (10, 1.0) == -0.12161801427868918929e9": +double: 1 +idouble: 1 +Test "yn (10, 10.0) == -0.35981415218340272205": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (10, 2.0) == -129184.54220803928264": +double: 2 +idouble: 2 +Test "yn (3, 0.1) == -5099.3323786129048894": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (3, 0.7) == -15.819479052819633505": +double: 3 +float: 1 +idouble: 3 +ifloat: 1 +Test "yn (3, 10.0) == -0.25136265718383732978": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 +Test "yn (3, 2.0) == -1.1277837768404277861": +double: 1 +idouble: 1 + +# Maximal error of functions: +Function: "asin": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "atanh": +double: 1 +idouble: 1 + +Function: "cabs": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "cacos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "cacos": +float: 1 +ifloat: 1 + +Function: Real part of "cacosh": +double: 1 +float: 7 +idouble: 1 +ifloat: 7 + +Function: Imaginary part of "cacosh": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 + +Function: Real part of "casin": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +Function: Imaginary part of "casin": +float: 1 +ifloat: 1 + +Function: Real part of "casinh": +double: 5 +float: 1 +idouble: 5 +ifloat: 1 + +Function: Imaginary part of "casinh": +double: 3 +float: 6 +idouble: 3 +ifloat: 6 + +Function: Real part of "catan": +float: 4 +ifloat: 4 + +Function: Imaginary part of "catan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "catanh": +double: 4 +float: 1 +idouble: 4 +ifloat: 1 + +Function: Imaginary part of "catanh": +double: 1 +float: 6 +idouble: 1 +ifloat: 6 + +Function: "cbrt": +double: 1 +idouble: 1 + +Function: Real part of "ccos": +double: 1 +idouble: 1 + +Function: Imaginary part of "ccos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ccosh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "cexp": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "cexp": +float: 1 +ifloat: 1 + +Function: Imaginary part of "clog": +double: 1 +float: 3 +idouble: 1 +ifloat: 3 + +Function: Real part of "clog10": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "clog10": +double: 1 +float: 5 +idouble: 1 +ifloat: 5 + +Function: "cos": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: Real part of "cpow": +double: 1 +float: 4 +idouble: 1 +ifloat: 4 + +Function: Imaginary part of "cpow": +double: 1.1031 +float: 2 +idouble: 1.1031 +ifloat: 2 + +Function: Imaginary part of "csin": +float: 1 +ifloat: 1 + +Function: Real part of "csinh": +float: 1 +ifloat: 1 + +Function: Imaginary part of "csinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "csqrt": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "csqrt": +float: 1 +ifloat: 1 + +Function: Real part of "ctan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Imaginary part of "ctan": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: Real part of "ctanh": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: Imaginary part of "ctanh": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "erfc": +double: 24 +float: 12 +idouble: 24 +ifloat: 12 + +Function: "exp10": +double: 6 +float: 2 +idouble: 6 +ifloat: 2 + +Function: "expm1": +float: 1 +ifloat: 1 + +Function: "fmod": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "hypot": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "j0": +double: 2 +float: 2 +idouble: 2 +ifloat: 2 + +Function: "j1": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "jn": +double: 6 +float: 4 +idouble: 6 +ifloat: 4 + +Function: "lgamma": +double: 1 +float: 2 +idouble: 1 +ifloat: 2 + +Function: "log": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "log10": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "log1p": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "log2": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "sincos": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "sinh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "tan": +double: 0.5 +idouble: 0.5 + +Function: "tanh": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "tgamma": +double: 1 +float: 1 +idouble: 1 +ifloat: 1 + +Function: "y0": +double: 2 +float: 1 +idouble: 2 +ifloat: 1 + +Function: "y1": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +Function: "yn": +double: 3 +float: 2 +idouble: 3 +ifloat: 2 + +# end of automatic generation diff --git a/sysdeps/sh/sh4/setjmp.S b/sysdeps/sh/sh4/setjmp.S new file mode 100644 index 0000000000..76061cd822 --- /dev/null +++ b/sysdeps/sh/sh4/setjmp.S @@ -0,0 +1,72 @@ +/* setjmp for SH4. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#define _SETJMP_H +#define _ASM +#include <bits/setjmp.h> + + /* Binary compatibility entry point. */ +ENTRY (__setjmp) + mov #0, r5 +ENTRY (__sigsetjmp) + /* Save registers */ + add #JB_SIZE, r4 + fmov.s fr15, @-r4 + fmov.s fr14, @-r4 + fmov.s fr13, @-r4 + fmov.s fr12, @-r4 + sts.l fpscr, @-r4 + stc.l gbr, @-r4 + sts.l pr, @-r4 + mov.l r15, @-r4 + mov.l r14, @-r4 + mov.l r13, @-r4 + mov.l r12, @-r4 + mov.l r11, @-r4 + mov.l r10, @-r4 + mov.l r9, @-r4 + mov.l r8, @-r4 + + /* Make a tail call to __sigjmp_save; it takes the same args. */ +#ifdef SHARED + mov.l 1f, r1 + mova 1f, r0 + bra 2f + add r1, r0 + .align 2 +1: + .long _GLOBAL_OFFSET_TABLE_ +2: + mov.l .L1, r1 + mov.l @(r0,r1), r1 + jmp @r1 + nop + .align 2 +.L1: + .long C_SYMBOL_NAME(__sigjmp_save@GOT) +#else + mov.l .L1, r1 + jmp @r1 + nop + .align 2 +.L1: + .long C_SYMBOL_NAME(__sigjmp_save) +#endif +END (__setjmp) diff --git a/sysdeps/sh/strlen.S b/sysdeps/sh/strlen.S new file mode 100644 index 0000000000..f79a5cd6e2 --- /dev/null +++ b/sysdeps/sh/strlen.S @@ -0,0 +1,84 @@ +/* Copyright (C) 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Kazumoto Kojima <kkojima@rr.iij4u.or.jp> + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> +#include <endian.h> + +/* size_t strlen (const char *s) */ + +ENTRY(strlen) + mov r4, r0 + and #3, r0 + tst r0, r0 + bt/s 1f + mov #0, r2 + + add #-1, r0 + shll2 r0 + shll r0 + braf r0 + nop + + mov.b @r4+, r1 + tst r1, r1 + bt 8f + add #1, r2 + + mov.b @r4+, r1 + tst r1, r1 + bt 8f + add #1, r2 + + mov.b @r4+, r1 + tst r1, r1 + bt 8f + add #1, r2 + +1: + mov #0, r3 +2: + mov.l @r4+, r1 + cmp/str r3, r1 + bf/s 2b + add #4, r2 + + add #-4, r2 +#if __BYTE_ORDER == __BIG_ENDIAN + swap.b r1, r1 + swap.w r1, r1 + swap.b r1, r1 +#endif + extu.b r1, r0 + tst r0, r0 + bt/s 8f + shlr8 r1 + add #1, r2 + extu.b r1, r0 + tst r0, r0 + bt/s 8f + shlr8 r1 + add #1, r2 + extu.b r1, r0 + tst r0, r0 + bt 8f + add #1, r2 +8: + rts + mov r2, r0 +END(strlen) diff --git a/sysdeps/sh/sys/ucontext.h b/sysdeps/sh/sys/ucontext.h new file mode 100644 index 0000000000..84ff44a1cb --- /dev/null +++ b/sysdeps/sh/sys/ucontext.h @@ -0,0 +1,99 @@ +/* Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Where is System V/SH ABI? */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> +#include <signal.h> + +typedef int greg_t; + +/* Number of general registers. */ +#define NGREG 16 + +/* Container for all general registers. */ +typedef greg_t gregset_t[NGREG]; + +/* Number of each register is the `gregset_t' array. */ +enum +{ + R0 = 0, +#define R0 R0 + R1 = 1, +#define R1 R1 + R2 = 2, +#define R2 R2 + R3 = 3, +#define R3 R3 + R4 = 4, +#define R4 R4 + R5 = 5, +#define R5 R5 + R6 = 6, +#define R6 R6 + R7 = 7, +#define R7 R7 + R8 = 8, +#define R8 R8 + R9 = 9, +#define R9 R9 + R10 = 10, +#define R10 R10 + R11 = 11, +#define R11 R11 + R12 = 12, +#define R12 R12 + R13 = 13, +#define R13 R13 + R14 = 14, +#define R14 R14 + R15 = 15, +#define R15 R15 +}; + +typedef int freg_t; + +/* Number of FPU registers. */ +#define NFREG 16 + +/* Structure to describe FPU registers. */ +typedef freg_t fpregset_t[NFREG]; + +/* Context to describe whole processor state. */ +typedef struct + { + gregset_t gregs; + fpregset_t fpregs; + fpregset_t xfpregs; + } mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long int uc_flags; + struct ucontext *uc_link; + __sigset_t uc_sigmask; + stack_t uc_stack; + mcontext_t uc_mcontext; + long int uc_filler[5]; + } ucontext_t; + +#endif /* sys/ucontext.h */ diff --git a/sysdeps/sh/sysdep.h b/sysdeps/sh/sysdep.h new file mode 100644 index 0000000000..b0e791ef3f --- /dev/null +++ b/sysdeps/sh/sysdep.h @@ -0,0 +1,76 @@ +/* Assembler macros for SH. + Copyright (C) 1999, 2000 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdeps/generic/sysdep.h> + +#ifdef __ASSEMBLER__ + +/* Syntactic details of assembler. */ + +#ifdef HAVE_ELF + +#define ALIGNARG(log2) log2 +/* For ELF we need the `.type' directive to make shared libs work right. */ +#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,@##typearg; +#define ASM_SIZE_DIRECTIVE(name) .size name,.-name + +#ifdef SHARED +#define PLTJMP(_x) _x##@PLT +#else +#define PLTJMP(_x) _x +#endif + +#else + +#define ALIGNARG(log2) log2 +#define ASM_TYPE_DIRECTIVE(name,type) /* Nothing is specified. */ +#define ASM_SIZE_DIRECTIVE(name) /* Nothing is specified. */ + +#define PLTJMP(_x) _x + +#endif + +/* Define an entry point visible from C. */ +#define ENTRY(name) \ + ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name); \ + ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),function) \ + .align ALIGNARG(5); \ + C_LABEL(name) \ + CALL_MCOUNT + +#undef END +#define END(name) \ + ASM_SIZE_DIRECTIVE(C_SYMBOL_NAME(name)) + +/* If compiled for profiling, call `mcount' at the start of each function. */ +#ifdef PROF +#define CALL_MCOUNT /* NOTYET */ +#else +#define CALL_MCOUNT /* Do nothing. */ +#endif + +#ifdef NO_UNDERSCORES +/* Since C identifiers are not normally prefixed with an underscore + on this system, the asm identifier `syscall_error' intrudes on the + C name space. Make sure we use an innocuous name. */ +#define syscall_error __syscall_error +#define mcount _mcount +#endif + +#endif /* __ASSEMBLER__ */ |