Index: uspace/lib/libc/arch/sparc64/src/stacktrace.S =================================================================== --- uspace/lib/libc/arch/sparc64/src/stacktrace.S (revision 47246f498a260fcfa5acd11fd1eaf859caf396ae) +++ (revision ) @@ -1,71 +1,0 @@ -# -# Copyright (c) 2009 Jakub Jermar -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# -# - Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# - Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in the -# documentation and/or other materials provided with the distribution. -# - The name of the author may not be used to endorse or promote products -# derived from this software without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR -# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES -# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. -# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, -# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT -# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF -# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# - -#include - -.text - -.global frame_pointer_get -.global frame_pointer_prev -.global frame_pointer_validate -.global return_address_get -.global program_counter_get - -frame_pointer_get: - # Add the stack bias to %sp to get the actual address. - retl - add %sp, STACK_BIAS, %o0 - -frame_pointer_prev: - save %sp, -(STACK_WINDOW_SAVE_AREA_SIZE+STACK_ARG_SAVE_AREA_SIZE), %sp - # Flush all other windows to memory so that we can read their contents. - flushw - # Read the %fp from the window save area. - ldx [%i0 + 14 * 8], %i0 - # Add the stack bias to the %fp read from the window save area. - add %i0, STACK_BIAS, %i0 - ret - restore - -frame_pointer_validate: - retl - nop - -return_address_get: - save %sp, -(STACK_WINDOW_SAVE_AREA_SIZE+STACK_ARG_SAVE_AREA_SIZE), %sp - # Flush all other windows to memory so that we can read their contents. - flushw - # Read the %i7 from the window save area. - ldx [%i0 + 15 * 8], %i0 - ret - restore - -program_counter_get: - retl - mov %o7, %o0 - Index: uspace/lib/libc/arch/sparc64/src/stacktrace.c =================================================================== --- uspace/lib/libc/arch/sparc64/src/stacktrace.c (revision 3698e4420e4bdd79a3251c212fbc1886ecf45436) +++ uspace/lib/libc/arch/sparc64/src/stacktrace.c (revision 3698e4420e4bdd79a3251c212fbc1886ecf45436) @@ -0,0 +1,69 @@ +/* + * Copyright (c) 2010 Jakub Jermar + * Copyright (c) 2010 Jiri Svoboda + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * - Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * - Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * - The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +/** @addtogroup sparc64 + * @{ + */ +/** @file + */ + +#include +#include +#include +#include + +#include + +#define FRAME_OFFSET_FP_PREV (14 * 8) +#define FRAME_OFFSET_RA (15 * 8) + +bool stacktrace_fp_valid(stacktrace_t *st, uintptr_t fp) +{ + (void) st; + return fp != 0; +} + +int stacktrace_fp_prev(stacktrace_t *st, uintptr_t fp, uintptr_t *prev) +{ + uintptr_t bprev; + int rc; + + rc = (*st->read_uintptr)(st->op_arg, fp + FRAME_OFFSET_FP_PREV, &bprev); + if (rc == EOK) + *prev = bprev + STACK_BIAS; + return rc; +} + +int stacktrace_ra_get(stacktrace_t *st, uintptr_t fp, uintptr_t *ra) +{ + return (*st->read_uintptr)(st->op_arg, fp + FRAME_OFFSET_RA, ra); +} + +/** @} + */ Index: uspace/lib/libc/arch/sparc64/src/stacktrace_asm.S =================================================================== --- uspace/lib/libc/arch/sparc64/src/stacktrace_asm.S (revision 3698e4420e4bdd79a3251c212fbc1886ecf45436) +++ uspace/lib/libc/arch/sparc64/src/stacktrace_asm.S (revision 3698e4420e4bdd79a3251c212fbc1886ecf45436) @@ -0,0 +1,51 @@ +# +# Copyright (c) 2009 Jakub Jermar +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# +# - Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# - Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# - The name of the author may not be used to endorse or promote products +# derived from this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +#include + +.text + +.global stacktrace_prepare +.global stacktrace_fp_get +.global stacktrace_pc_get + +stacktrace_prepare: + save %sp, -(STACK_WINDOW_SAVE_AREA_SIZE+STACK_ARG_SAVE_AREA_SIZE), %sp + # Flush all other windows to memory so that we can read their contents. + flushw + ret + restore + +stacktrace_fp_get: + # Add the stack bias to %sp to get the actual address. + retl + add %sp, STACK_BIAS, %o0 + +stacktrace_pc_get: + retl + mov %o7, %o0