diff options
author | Jakub Jelinek <jakub@redhat.com> | 2006-01-30 09:30:09 +0000 |
---|---|---|
committer | Jakub Jelinek <jakub@redhat.com> | 2006-01-30 09:30:09 +0000 |
commit | 3e543bc56346540cbf73fd48d0172fc6a588efd5 (patch) | |
tree | b2c3502b6596d238ac861cc82cafdc6f8b84e143 /sysdeps/alpha | |
parent | 06f313e361a523605ba6d4c9cdc67a7353cd367c (diff) |
Updated to fedora-glibc-20060130T0922
Diffstat (limited to 'sysdeps/alpha')
-rw-r--r-- | sysdeps/alpha/__longjmp.S | 11 | ||||
-rw-r--r-- | sysdeps/alpha/bits/setjmp.h | 27 | ||||
-rw-r--r-- | sysdeps/alpha/fpu/libm-test-ulps | 4 | ||||
-rw-r--r-- | sysdeps/alpha/jmpbuf-offsets.h | 36 | ||||
-rw-r--r-- | sysdeps/alpha/jmpbuf-unwind.h | 48 | ||||
-rw-r--r-- | sysdeps/alpha/setjmp.S | 57 |
6 files changed, 137 insertions, 46 deletions
diff --git a/sysdeps/alpha/__longjmp.S b/sysdeps/alpha/__longjmp.S index 40d50312a3..bed26658de 100644 --- a/sysdeps/alpha/__longjmp.S +++ b/sysdeps/alpha/__longjmp.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 1994, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1992, 1994, 1997, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -19,9 +19,7 @@ #define __ASSEMBLY__ #include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> +#include <jmpbuf-offsets.h> ENTRY(__longjmp) @@ -54,6 +52,11 @@ ENTRY(__longjmp) ldt $f7, JB_F7*8(a0) ldt $f8, JB_F8*8(a0) ldt $f9, JB_F9*8(a0) +#ifdef PTR_DEMANGLE + PTR_DEMANGLE(ra, t1) + PTR_DEMANGLE2(t0, t1) + PTR_DEMANGLE2(fp, t1) +#endif cmoveq v0, 1, v0 mov t0, sp ret diff --git a/sysdeps/alpha/bits/setjmp.h b/sysdeps/alpha/bits/setjmp.h index 71b7738c37..eb0b478fb8 100644 --- a/sysdeps/alpha/bits/setjmp.h +++ b/sysdeps/alpha/bits/setjmp.h @@ -1,5 +1,5 @@ /* Define the machine-dependent type `jmp_buf'. Alpha version. - Copyright (C) 1992, 1997, 2003, 2005 Free Software Foundation, Inc. + Copyright (C) 1992,1997,2003,2005,2006 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -55,33 +55,8 @@ * registers. */ -#if defined __USE_MISC || defined __ASSEMBLY__ -# define JB_S0 0 -# define JB_S1 1 -# define JB_S2 2 -# define JB_S3 3 -# define JB_S4 4 -# define JB_S5 5 -# define JB_PC 6 -# define JB_FP 7 -# define JB_SP 8 -# define JB_F2 9 -# define JB_F3 10 -# define JB_F4 11 -# define JB_F5 12 -# define JB_F6 13 -# define JB_F7 14 -# define JB_F8 15 -# define JB_F9 16 -#endif - #ifndef __ASSEMBLY__ typedef long int __jmp_buf[17]; - -/* Test if longjmp to JMPBUF would unwind the frame containing a local - variable at ADDRESS. */ -#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \ - ((void *)(_address) < (void *) _demangle ((_jmpbuf)[JB_SP])) #endif #endif /* bits/setjmp.h */ diff --git a/sysdeps/alpha/fpu/libm-test-ulps b/sysdeps/alpha/fpu/libm-test-ulps index 7e8140cddc..6b882e388a 100644 --- a/sysdeps/alpha/fpu/libm-test-ulps +++ b/sysdeps/alpha/fpu/libm-test-ulps @@ -20,12 +20,12 @@ float: 1 ifloat: 1 # cacosh -Test "Real part of: cacosh (-2 - 3 i) == -1.9833870299165354323470769028940395 + 2.1414491111159960199416055713254211 i": +Test "Real part of: cacosh (-2 - 3 i) == 1.9833870299165354323470769028940395 - 2.1414491111159960199416055713254211 i": double: 1 float: 7 idouble: 1 ifloat: 7 -Test "Imaginary part of: cacosh (-2 - 3 i) == -1.9833870299165354323470769028940395 + 2.1414491111159960199416055713254211 i": +Test "Imaginary part of: cacosh (-2 - 3 i) == 1.9833870299165354323470769028940395 - 2.1414491111159960199416055713254211 i": double: 1 float: 3 idouble: 1 diff --git a/sysdeps/alpha/jmpbuf-offsets.h b/sysdeps/alpha/jmpbuf-offsets.h new file mode 100644 index 0000000000..c2503d442a --- /dev/null +++ b/sysdeps/alpha/jmpbuf-offsets.h @@ -0,0 +1,36 @@ +/* Private macros for accessing __jmp_buf contents. Alpha version. + Copyright (C) 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#define JB_S0 0 +#define JB_S1 1 +#define JB_S2 2 +#define JB_S3 3 +#define JB_S4 4 +#define JB_S5 5 +#define JB_PC 6 +#define JB_FP 7 +#define JB_SP 8 +#define JB_F2 9 +#define JB_F3 10 +#define JB_F4 11 +#define JB_F5 12 +#define JB_F6 13 +#define JB_F7 14 +#define JB_F8 15 +#define JB_F9 16 diff --git a/sysdeps/alpha/jmpbuf-unwind.h b/sysdeps/alpha/jmpbuf-unwind.h new file mode 100644 index 0000000000..ca5f693d5d --- /dev/null +++ b/sysdeps/alpha/jmpbuf-unwind.h @@ -0,0 +1,48 @@ +/* Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <setjmp.h> +#include <jmpbuf-offsets.h> +#include <stdint.h> +#include <unwind.h> +#include <sysdep.h> + +/* Test if longjmp to JMPBUF would unwind the frame containing a local + variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \ + ((void *)(_address) < (void *) _demangle ((_jmpbuf)[JB_SP])) + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) + +static inline uintptr_t __attribute__ ((unused)) +_jmpbuf_sp (__jmp_buf regs) +{ + uintptr_t sp = regs[JB_SP]; +#ifdef PTR_DEMANGLE + PTR_DEMANGLE (sp); +#endif + return sp; +} + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj)) + +/* We use the normal longjmp for unwinding. */ +#define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val) diff --git a/sysdeps/alpha/setjmp.S b/sysdeps/alpha/setjmp.S index 14a0320cd3..bc5da0f5bc 100644 --- a/sysdeps/alpha/setjmp.S +++ b/sysdeps/alpha/setjmp.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1992, 1994, 1996, 1997, 2002 Free Software Foundation, Inc. +/* Copyright (C) 1992,1994,1996,1997,2002,2006 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -19,20 +19,24 @@ #define __ASSEMBLY__ #include <sysdep.h> -#define _ASM -#define _SETJMP_H -#include <bits/setjmp.h> +#include <jmpbuf-offsets.h> - .ent __sigsetjmp - .global __sigsetjmp + .ent __sigsetjmp + .global __sigsetjmp __sigsetjmp: - ldgp gp, 0(pv) + ldgp gp, 0(pv) $sigsetjmp_local: - subq sp, 16, sp - .frame sp, 16, ra, 0 - stq ra, 0(sp) - .mask 0x04000000, -16 +#ifndef PIC +#define FRAME 16 + subq sp, FRAME, sp + .frame sp, FRAME, ra, 0 + stq ra, 0(sp) + .mask 0x04000000, -FRAME +#else +#define FRAME 0 + .frame sp, FRAME, ra, 0 +#endif #ifdef PROF .set noat lda AT, _mcount @@ -47,10 +51,27 @@ $sigsetjmp_local: stq s3, JB_S3*8(a0) stq s4, JB_S4*8(a0) stq s5, JB_S5*8(a0) +#ifdef PTR_MANGLE + PTR_MANGLE(t1, ra, t0) + stq t1, JB_PC*8(a0) +#else stq ra, JB_PC*8(a0) - addq sp, 16, t0 +#endif +#if defined(PTR_MANGLE) && FRAME == 0 + PTR_MANGLE2(t1, sp, t0) +#else + addq sp, FRAME, t1 +# ifdef PTR_MANGLE + PTR_MANGLE2(t1, t1, t0) +# endif +#endif + stq t1, JB_SP*8(a0) +#ifdef PTR_MANGLE + PTR_MANGLE2(t1, fp, t0) + stq t1, JB_FP*8(a0) +#else stq fp, JB_FP*8(a0) - stq t0, JB_SP*8(a0) +#endif stt $f2, JB_F2*8(a0) stt $f3, JB_F3*8(a0) stt $f4, JB_F4*8(a0) @@ -60,12 +81,20 @@ $sigsetjmp_local: stt $f8, JB_F8*8(a0) stt $f9, JB_F9*8(a0) +#ifndef PIC /* Call to C to (potentially) save our signal mask. */ jsr ra, __sigjmp_save - ldq ra, 0(sp) addq sp, 16, sp ret +#elif defined NOT_IN_libc && defined IS_IN_rtld + /* In ld.so we never save the signal mask. */ + mov 0, v0 + ret +#else + /* Tailcall to save the signal mask. */ + br $31, __sigjmp_save !samegp +#endif END(__sigsetjmp) |