From e04ea1daa924a2dd211ef5e222b42c4f9e29d8e4 Mon Sep 17 00:00:00 2001 From: Claudiu Zissulescu Date: Fri, 16 Dec 2016 13:56:21 +0100 Subject: [ARC] Rework code for profiling. gcc/ 2016-12-16 Claudiu Zissulescu * config/arc/arc.h (LINK_SPEC): Tidy up. (ENDFILE_SPEC): Likewise. (LIB_SPEC): Likewise. (STARTFILE_SPEC): Include gcrt0 when profiling. (FUNCTION_PROFILER): Use __mcount. * config/arc/arc.opt (mucb-mcount): Remove. * doc/invoke.texi (ARC): Remove mucb-mcount doc. * arc/arc-protos.h (arc_profile_call): Remove. * config/arc/arc.c (write_profile_sections): Likewise. (arc_profile_call): Likewise. (unspec_prof_hash): Likewise. (unspec_prof_htab_eq): Likewise. (arc_legitimate_constant_p): Remove UNSPEC_PROF. (arc_reorg): Remove call to write_profile_sections. * config/arc/arc.md (call): Remove call to arc_profile_call. (call_value): Likewise. (sibcall): Likewise. (sibcall_value): Likewise. (define_constants): Remove UNSPEC_PROF. libgcc/ * config.host (arc*-*-linux-uclibc*): Remove libgmon, crtg, and crtgend. (arc*-*-elf*): Likewise. * config/arc/t-arc: Remove old gmon lib targets. * config/arc/crtg.S: Remove. * config/arc/crtgend.S: Likewise. * config/arc/gmon/atomic.h: Likewise. * config/arc/gmon/auxreg.h: Likewise. * config/arc/gmon/dcache_linesz.S: Likewise. * config/arc/gmon/gmon.c: Likewise. * config/arc/gmon/machine-gmon.h: Likewise. * config/arc/gmon/mcount.c: Likewise. * config/arc/gmon/prof-freq-stub.S: Likewise. * config/arc/gmon/prof-freq.c: Likewise. * config/arc/gmon/profil.S: Likewise. * config/arc/gmon/sys/gmon.h: Likewise. * config/arc/gmon/sys/gmon_out.h: Likewise. * config/arc/t-arc-newlib: Likewise. * config/arc/t-arc700-uClibc: Renamed to t-arc-uClibc. From-SVN: r243742 --- libgcc/config/arc/crtg.S | 51 ---- libgcc/config/arc/crtgend.S | 33 --- libgcc/config/arc/gmon/atomic.h | 26 -- libgcc/config/arc/gmon/auxreg.h | 35 --- libgcc/config/arc/gmon/dcache_linesz.S | 57 ---- libgcc/config/arc/gmon/gmon.c | 450 -------------------------------- libgcc/config/arc/gmon/machine-gmon.h | 65 ----- libgcc/config/arc/gmon/mcount.c | 206 --------------- libgcc/config/arc/gmon/prof-freq-stub.S | 40 --- libgcc/config/arc/gmon/prof-freq.c | 60 ----- libgcc/config/arc/gmon/profil.S | 164 ------------ libgcc/config/arc/gmon/sys/gmon.h | 217 --------------- libgcc/config/arc/gmon/sys/gmon_out.h | 55 ---- libgcc/config/arc/t-arc | 37 --- libgcc/config/arc/t-arc-newlib | 22 -- libgcc/config/arc/t-arc-uClibc | 38 +++ libgcc/config/arc/t-arc700-uClibc | 40 --- 17 files changed, 38 insertions(+), 1558 deletions(-) delete mode 100644 libgcc/config/arc/crtg.S delete mode 100644 libgcc/config/arc/crtgend.S delete mode 100644 libgcc/config/arc/gmon/atomic.h delete mode 100644 libgcc/config/arc/gmon/auxreg.h delete mode 100644 libgcc/config/arc/gmon/dcache_linesz.S delete mode 100644 libgcc/config/arc/gmon/gmon.c delete mode 100644 libgcc/config/arc/gmon/machine-gmon.h delete mode 100644 libgcc/config/arc/gmon/mcount.c delete mode 100644 libgcc/config/arc/gmon/prof-freq-stub.S delete mode 100644 libgcc/config/arc/gmon/prof-freq.c delete mode 100644 libgcc/config/arc/gmon/profil.S delete mode 100644 libgcc/config/arc/gmon/sys/gmon.h delete mode 100644 libgcc/config/arc/gmon/sys/gmon_out.h delete mode 100644 libgcc/config/arc/t-arc-newlib create mode 100644 libgcc/config/arc/t-arc-uClibc delete mode 100644 libgcc/config/arc/t-arc700-uClibc (limited to 'libgcc/config/arc') diff --git a/libgcc/config/arc/crtg.S b/libgcc/config/arc/crtg.S deleted file mode 100644 index ca3cfb6..0000000 --- a/libgcc/config/arc/crtg.S +++ /dev/null @@ -1,51 +0,0 @@ -/* Code to start and stop profiling for the Synopsys DesignWare ARC CPU. - - Copyright (C) 1994-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - - .section .init - .global _init - .global _fini - .global __monstartup - mov_s r0,_init - mov_s r1,_fini - jl __monstartup - - .section .__arc_profile_desc, "a" - .global __arc_profile_desc_secstart - .balign 4 -__arc_profile_desc_secstart: - .section .__arc_profile_forward, "a" - .global __arc_profile_forward_secstart - .balign 4 -__arc_profile_forward_secstart: - .section .__arc_profile_counters, "aw" - .global __arc_profile_counters_secstart - .balign 4 -__arc_profile_counters_secstart: - - .section .fini - .global _mcleanup - jl _mcleanup diff --git a/libgcc/config/arc/crtgend.S b/libgcc/config/arc/crtgend.S deleted file mode 100644 index fad630f..0000000 --- a/libgcc/config/arc/crtgend.S +++ /dev/null @@ -1,33 +0,0 @@ -/* Code to start and stop profiling for the Synopsys DesignWare ARC CPU. - - Copyright (C) 1994-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - - .section .__arc_profile_desc, "a" - .global __arc_profile_desc_secend -__arc_profile_desc_secend: - .section .__arc_profile_forward, "a" - .global __arc_profile_forward_secend -__arc_profile_forward_secend: diff --git a/libgcc/config/arc/gmon/atomic.h b/libgcc/config/arc/gmon/atomic.h deleted file mode 100644 index 049aa52..0000000 --- a/libgcc/config/arc/gmon/atomic.h +++ /dev/null @@ -1,26 +0,0 @@ -/* Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -/* File deliberately left blank. */ diff --git a/libgcc/config/arc/gmon/auxreg.h b/libgcc/config/arc/gmon/auxreg.h deleted file mode 100644 index 5210ea0..0000000 --- a/libgcc/config/arc/gmon/auxreg.h +++ /dev/null @@ -1,35 +0,0 @@ -/* Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -#define LP_START 0x02 -#define LP_END 0x03 -#define IDENTITY 0x04 -#define STATUS32 0x0a -#define COUNT0 0x21 /* Timer 0 count */ -#define CONTROL0 0x22 /* Timer 0 control */ -#define LIMIT0 0x23 /* Timer 0 limit */ -#define INT_VECTOR_BASE 0x25 -#define D_CACHE_BUILD 0x72 -#define DC_FLDL 0x4c diff --git a/libgcc/config/arc/gmon/dcache_linesz.S b/libgcc/config/arc/gmon/dcache_linesz.S deleted file mode 100644 index 29572ae..0000000 --- a/libgcc/config/arc/gmon/dcache_linesz.S +++ /dev/null @@ -1,57 +0,0 @@ -/* This file contains code to do profiling. - - Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -#include "../asm.h" -#include "auxreg.h" -/* This file contains code to do profiling. */ - .weak __profile_timer_cycles - .global __profile_timer_cycles - .set __profile_timer_cycles, 200 - .text - ; For Arctangent-A5, if no data cache is present, a read of the - ; cache build register returns the ID register. For ARC600 and - ; later, the version field will be zero. - .global __dcache_linesz - .balign 4 -__dcache_linesz: -#if !defined (__EM__) && !defined (__HS__) - lr r12,[D_CACHE_BUILD] - extb_s r0,r12 - breq_s r0,0,.Lsz_nocache - brge r0,0x20,.Lsz_havecache - lr r0,[IDENTITY] - breq r12,r0,.Lsz_nocache -.Lsz_havecache: - lsr_s r12,r12,16 - mov_s r0,16 - bmsk_s r12,r12,3 - asl_s r0,r0,r12 - j_s [blink] -.Lsz_nocache: -#endif /* !__EM__ && !__HS__ */ - mov_s r0,1 - j_s [blink] diff --git a/libgcc/config/arc/gmon/gmon.c b/libgcc/config/arc/gmon/gmon.c deleted file mode 100644 index 82c09b0..0000000 --- a/libgcc/config/arc/gmon/gmon.c +++ /dev/null @@ -1,450 +0,0 @@ -/*- - * Copyright (c) 1983, 1992, 1993 - * The Regents of the University of California. All rights reserved. - * Copyright (C) 2007-2016 Free Software Foundation, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. - */ -#if 0 -#include -#include -#endif -#include -#include - -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#if 0 -#include -#include - -#ifdef USE_IN_LIBIO -# include -#endif -#endif -#define internal_function -#define weak_alias(fun,aliasid) extern __typeof(fun) aliasid __attribute__ ((weak, alias (#fun))); -#define __libc_enable_secure 0 - -/* Head of basic-block list or NULL. */ -struct __bb *__bb_head attribute_hidden; - -struct gmonparam _gmonparam attribute_hidden = { GMON_PROF_OFF }; - -/* - * See profil(2) where this is described: - */ -static int s_scale; -#define SCALE_1_TO_1 0x10000L - -#define ERR(s) write (STDERR_FILENO, s, sizeof (s) - 1) - -void moncontrol (int mode); -void __moncontrol (int mode); -static void write_hist (int fd) internal_function; -static void write_call_graph (int fd) internal_function; -static void write_bb_counts (int fd) internal_function; - -/* - * Control profiling - * profiling is what mcount checks to see if - * all the data structures are ready. - */ -void -__moncontrol (int mode) -{ - struct gmonparam *p = &_gmonparam; - - /* Don't change the state if we ran into an error. */ - if (p->state == GMON_PROF_ERROR) - return; - - if (mode) - { - /* start */ - __profil((void *) p->kcount, p->kcountsize, p->lowpc, s_scale); - p->state = GMON_PROF_ON; - } - else - { - /* stop */ - __profil(NULL, 0, 0, 0); - p->state = GMON_PROF_OFF; - } -} -weak_alias (__moncontrol, moncontrol) - - -void -__monstartup (u_long lowpc, u_long highpc) -{ - register int o; - char *cp; - struct gmonparam *p = &_gmonparam; - int linesz; - - /* - * round lowpc and highpc to multiples of the density we're using - * so the rest of the scaling (here and in gprof) stays in ints. - */ - p->lowpc = ROUNDDOWN(lowpc, HISTFRACTION * sizeof(HISTCOUNTER)); - if (sizeof *p->froms % sizeof(HISTCOUNTER) != 0) - { - p->highpc = ROUNDUP(highpc, HISTFRACTION * sizeof(HISTCOUNTER)); - p->textsize = p->highpc - p->lowpc; - p->kcountsize = ROUNDUP((p->textsize + HISTFRACTION - 1) / HISTFRACTION, - sizeof (*p->froms)); - } - else - { - /* Avoid odd scales by rounding up highpc to get kcountsize rounded. */ - p->textsize = ROUNDUP (highpc - p->lowpc, - HISTFRACTION * sizeof (*p->froms)); - p->highpc = p->lowpc + p->textsize; - p->kcountsize = p->textsize / HISTFRACTION; - } - p->hashfraction = HASHFRACTION; - p->log_hashfraction = -1; - /* The following test must be kept in sync with the corresponding - test in mcount.c. */ - if ((HASHFRACTION & (HASHFRACTION - 1)) == 0) { - /* if HASHFRACTION is a power of two, mcount can use shifting - instead of integer division. Precompute shift amount. */ - p->log_hashfraction = ffs(p->hashfraction * sizeof(*p->froms)) - 1; - } - p->tolimit = p->textsize * ARCDENSITY / 100; - if (p->tolimit < MINARCS) - p->tolimit = MINARCS; - else if (p->tolimit > MAXARCS) - p->tolimit = MAXARCS; - p->tossize = p->tolimit * sizeof(struct tostruct); - - /* p->kcount must not share cache lines with the adjacent data, because - we use uncached accesses while profiling. */ - linesz = __dcache_linesz (); - cp = calloc (ROUNDUP (p->kcountsize, linesz) + p->tossize - + (linesz - 1), 1); - if (! cp) - { - ERR("monstartup: out of memory\n"); - p->tos = NULL; - p->state = GMON_PROF_ERROR; - /* In case we loose the error state due to a race, - prevent invalid writes also by clearing tolimit. */ - p->tolimit = 0; - return; - } - p->tos = (struct tostruct *)cp; - cp += p->tossize; - cp = (char *) ROUNDUP ((ptrdiff_t) cp, linesz); - p->kcount = (HISTCOUNTER *)cp; - cp += ROUNDUP (p->kcountsize, linesz); - - p->tos[0].link = 0; - - o = p->highpc - p->lowpc; - if (p->kcountsize < (u_long) o) - { -#ifndef hp300 - s_scale = ((float)p->kcountsize / o ) * SCALE_1_TO_1; -#else - /* avoid floating point operations */ - int quot = o / p->kcountsize; - - if (quot >= 0x10000) - s_scale = 1; - else if (quot >= 0x100) - s_scale = 0x10000 / quot; - else if (o >= 0x800000) - s_scale = 0x1000000 / (o / (p->kcountsize >> 8)); - else - s_scale = 0x1000000 / ((o << 8) / p->kcountsize); -#endif - } else - s_scale = SCALE_1_TO_1; - - __moncontrol(1); -} -weak_alias (__monstartup, monstartup) - - -static void -internal_function -write_hist (int fd) -{ - u_char tag = GMON_TAG_TIME_HIST; - struct arc_gmon_hist_hdr thdr __attribute__ ((aligned (__alignof__ (char *)))); - int r; - - if (_gmonparam.kcountsize > 0) - { - *(char **) thdr.low_pc = (char *) _gmonparam.lowpc; - *(char **) thdr.high_pc = (char *) _gmonparam.highpc; - *(int32_t *) thdr.hist_size = (_gmonparam.kcountsize - / sizeof (HISTCOUNTER)); - *(int32_t *) thdr.prof_rate = __profile_frequency (); - strncpy (thdr.dimen, "seconds", sizeof (thdr.dimen)); - thdr.dimen_abbrev = 's'; - - r = write (fd, &tag, sizeof tag); - if (r != sizeof tag) - return; - r = write (fd, &thdr, sizeof thdr); - if (r != sizeof thdr) - return; - r = write (fd,_gmonparam.kcount, _gmonparam.kcountsize); - if ((unsigned) r != _gmonparam.kcountsize) - return; - } -} - - -static void -internal_function -write_call_graph (int fd) -{ -#define NARCS_PER_WRITE 64 -#define BYTES_PER_ARC (1 + sizeof (struct gmon_cg_arc_record)) -#define BYTES_PER_WRITE (BYTES_PER_ARC * NARCS_PER_WRITE) - ARCINDEX to_index; - u_long frompc, selfpc, count; - char buffer[BYTES_PER_WRITE], *p; - u_long *prof_desc = __arc_profile_desc_secstart; - u_long *prof_count = __arc_profile_counters_secstart; - u_long *prof_desc_end = __arc_profile_desc_secend; - u_long *prof_forward = __arc_profile_forward_secstart; - - for (p = buffer; p < buffer + BYTES_PER_WRITE; p += BYTES_PER_ARC) - *p = GMON_TAG_CG_ARC; - p = buffer; - frompc = *prof_desc++ & -2; - while (prof_desc < prof_desc_end) - { - selfpc = *prof_desc++; - if (selfpc & 1) - { - frompc = selfpc & -2; - selfpc = *prof_desc++; - } - count = *prof_count++; - if (selfpc) - { - struct arc - { - char *frompc; - char *selfpc; - int32_t count; - } - arc; - - if (!count) - continue; - arc.frompc = (char *) frompc; - arc.selfpc = (char *) selfpc; - arc.count = count; - memcpy (p + 1, &arc, sizeof arc); - p += 1 + sizeof arc; - - if (p == buffer + BYTES_PER_WRITE) - { - write (fd, buffer, BYTES_PER_WRITE); - p = buffer; - } - } - else - { - for (to_index = count; - to_index != 0; - to_index = _gmonparam.tos[to_index].link) - { - struct arc - { - char *frompc; - char *selfpc; - int32_t count; - } - arc; - - arc.frompc = (char *) frompc; - arc.selfpc = (char *) _gmonparam.tos[to_index].selfpc; - arc.count = _gmonparam.tos[to_index].count; - memcpy (p + 1, &arc, sizeof arc); - p += 1 + sizeof arc; - - if (p == buffer + BYTES_PER_WRITE) - { - write (fd, buffer, BYTES_PER_WRITE); - p = buffer; - } - } - } - } - while (prof_forward < __arc_profile_forward_secend) - { - /* ??? The 'call count' is actually supposed to be a fixed point - factor, with 16 bits each before and after the point. - It would be much nicer if we figured out the actual number - of calls to the caller, and multiplied that with the fixed point - factor to arrive at the estimated calls for the callee. */ - memcpy (p + 1, prof_forward, 3 * sizeof *prof_forward); - prof_forward += 3; - p += 1 + 3 * sizeof *prof_forward; - if (p == buffer + BYTES_PER_WRITE) - { - write (fd, buffer, BYTES_PER_WRITE); - p = buffer; - } - } - if (p != buffer) - write (fd, buffer, p - buffer); -} - - -static void -internal_function -write_bb_counts (int fd) -{ - struct __bb *grp; - u_char tag = GMON_TAG_BB_COUNT; - size_t ncounts; - size_t i; - - struct { unsigned long address; long count; } bbbody[8]; - size_t nfilled; - - /* Write each group of basic-block info (all basic-blocks in a - compilation unit form a single group). */ - - for (grp = __bb_head; grp; grp = grp->next) - { - ncounts = grp->ncounts; - write (fd, &tag, 1); - write (fd, &ncounts, sizeof ncounts); - for (nfilled = i = 0; i < ncounts; ++i) - { - if (nfilled == sizeof (bbbody) / sizeof (bbbody[0])) - { - write (fd, bbbody, sizeof bbbody); - nfilled = 0; - } - - bbbody[nfilled].address = grp->addresses[i]; - bbbody[nfilled++].count = grp->counts[i]; - } - if (nfilled > 0) - write (fd, bbbody, nfilled * sizeof bbbody[0]); - } -} - - -static void -write_gmon (void) -{ - struct gmon_hdr ghdr __attribute__ ((aligned (__alignof__ (int)))); - int fd = -1; - char *env; - -#ifndef O_NOFOLLOW -# define O_NOFOLLOW 0 -#endif - - env = getenv ("GMON_OUT_PREFIX"); - if (env != NULL && !__libc_enable_secure) - { - size_t len = strlen (env); - char buf[len + 20]; - snprintf (buf, sizeof (buf), "%s.%u", env, getpid ()); - fd = open (buf, O_CREAT|O_TRUNC|O_WRONLY|O_NOFOLLOW, 0666); - } - - if (fd == -1) - { - fd = open ("gmon.out", O_CREAT|O_TRUNC|O_WRONLY|O_NOFOLLOW, - 0666); - if (fd < 0) - { - perror ("_mcleanup: gmon.out"); - return; - } - } - - /* write gmon.out header: */ - memset (&ghdr, '\0', sizeof (struct gmon_hdr)); - memcpy (&ghdr.cookie[0], GMON_MAGIC, sizeof (ghdr.cookie)); - *(int32_t *) ghdr.version = GMON_VERSION; - write (fd, &ghdr, sizeof (struct gmon_hdr)); - - /* write PC histogram: */ - write_hist (fd); - - /* write call-graph: */ - write_call_graph (fd); - - /* write basic-block execution counts: */ - write_bb_counts (fd); - - close (fd); -} - - -void -__write_profiling (void) -{ - int save = _gmonparam.state; - _gmonparam.state = GMON_PROF_OFF; - if (save == GMON_PROF_ON) - write_gmon (); - _gmonparam.state = save; -} -#ifndef SHARED -/* This symbol isn't used anywhere in the DSO and it is not exported. - This would normally mean it should be removed to get the same API - in static libraries. But since profiling is special in static libs - anyway we keep it. But not when building the DSO since some - quality assurance tests will otherwise trigger. */ -weak_alias (__write_profiling, write_profiling) -#endif - - -void -_mcleanup (void) -{ - __moncontrol (0); - - if (_gmonparam.state != GMON_PROF_ERROR) - write_gmon (); - - /* free the memory. */ - if (_gmonparam.tos != NULL) - free (_gmonparam.tos); -} diff --git a/libgcc/config/arc/gmon/machine-gmon.h b/libgcc/config/arc/gmon/machine-gmon.h deleted file mode 100644 index e7549ae..0000000 --- a/libgcc/config/arc/gmon/machine-gmon.h +++ /dev/null @@ -1,65 +0,0 @@ -/* Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -#ifndef MACHINE_GMON_H -#define MACHINE_GMON_H - -/* We can't fake out own header because the newlib / uclibc - headers in GCC_FOR_TARGET take precedence. */ - -#define __BEGIN_DECLS -#define __END_DECLS - -#define __THROW - -extern int __dcache_linesz (void); - -#define _MCOUNT_DECL(countp, selfpc) \ - static inline void _mcount_internal (void *countp, u_long selfpc) - -extern void _mcount (void); -extern void _mcount_call (void); - -/* N.B.: the calling point might be a sibcall, thus blink does not necessarily - hold the caller's address. r8 doesn't hold the caller's address, either, - but rather a pointer to the counter data structure associated with the - caller. - This function must be compiled with optimization turned on in order to - enable a sibcall for the final call to selfpc; this is important when trying - to profile a program with deep tail-recursion that would get a stack - overflow otherwise. */ -#define MCOUNT \ -void \ -_mcount_call (void) \ -{ \ - register void *countp __asm("r8"); \ - register u_long selfpc __asm("r9"); \ - _mcount_internal (countp, selfpc); \ - ((void (*)(void)) selfpc) (); \ -} - -extern int __profil (u_short *,size_t, size_t, u_int); - -#endif /* MACHINE_GMON_H */ diff --git a/libgcc/config/arc/gmon/mcount.c b/libgcc/config/arc/gmon/mcount.c deleted file mode 100644 index 8afca36..0000000 --- a/libgcc/config/arc/gmon/mcount.c +++ /dev/null @@ -1,206 +0,0 @@ -/*- - * Copyright (c) 1983, 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * Copyright (C) 2007-2016 Free Software Foundation, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. - */ - -#if !defined(lint) && !defined(KERNEL) && defined(LIBC_SCCS) -static char sccsid[] = "@(#)mcount.c 8.1 (Berkeley) 6/4/93"; -#endif - -#if 0 -#include -#include -#endif -#include - -/* This file provides the machine-dependent definitions of the _MCOUNT_DECL - and MCOUNT macros. */ -#include - -#include - -/* - * mcount is called on entry to each function compiled with the profiling - * switch set. _mcount(), which is declared in a machine-dependent way - * with _MCOUNT_DECL, does the actual work and is either inlined into a - * C routine or called by an assembly stub. In any case, this magic is - * taken care of by the MCOUNT definition in . - * - * _mcount updates data structures that represent traversals of the - * program's call graph edges. frompc and selfpc are the return - * address and function address that represents the given call graph edge. - * - * Note: the original BSD code used the same variable (frompcindex) for - * both frompcindex and frompc. Any reasonable, modern compiler will - * perform this optimization. - */ -_MCOUNT_DECL(count_ptr, selfpc) /* _mcount; may be static, inline, etc */ -{ - register ARCINDEX *frompcindex; - register struct tostruct *top, *prevtop; - register struct gmonparam *p; - register ARCINDEX toindex; - - /* Check for nested function trampoline. */ - if (selfpc & 2) - selfpc = *(u_long *) (selfpc + 10); - - p = &_gmonparam; - /* - * check that we are profiling - * and that we aren't recursively invoked. - */ -#if 0 - if (catomic_compare_and_exchange_bool_acq (&p->state, GMON_PROF_BUSY, - GMON_PROF_ON)) - return; -#elif defined (__ARC700__) -/* ??? This could temporarily lose the ERROR / OFF condition in a race, - but doing an actual compare_and_exchange would be too costly. It would - be better if we had a semaphore independent of the 'sticky' state, but - then we could run into ABI compatibility problems with the size of struct - gmonparam. */ - { - u_long old_state; - - __asm ("ex %0,%1": "=r" (old_state), "+m" (p->state) - : "0" (GMON_PROF_BUSY)); - if (old_state != GMON_PROF_ON) - { - switch (old_state) - { - case GMON_PROF_OFF: - __asm ("ex %0,%1": "+r" (old_state), "+m" (p->state)); - if (old_state == GMON_PROF_BUSY - /* Switching off while we say we are busy while profiling - was actually already switched off is all right. */ - || old_state == GMON_PROF_OFF) - break; - /* It is not clear if we should allow switching on - profiling at this point, and how to handle further races. - For now, record an error in this case. */ - /* Fall through. */ - default: /* We expect here only GMON_PROF_ERROR. */ - p->state = GMON_PROF_ERROR; - break; - case GMON_PROF_BUSY: break; - } - return; - } - } -#else /* ??? No semaphore primitives available. */ - if (p->state != GMON_PROF_ON) - return; - p->state = GMON_PROF_BUSY; -#endif - - frompcindex = count_ptr; - toindex = *frompcindex; - if (toindex == 0) { - /* - * first time traversing this arc - */ - toindex = ++p->tos[0].link; - if (toindex >= (ARCINDEX) p->tolimit) - /* halt further profiling */ - goto overflow; - - *frompcindex = toindex; - top = &p->tos[toindex]; - top->selfpc = selfpc; - top->count = 1; - top->link = 0; - goto done; - } - top = &p->tos[toindex]; - if (top->selfpc == selfpc) { - /* - * arc at front of chain; usual case. - */ - top->count++; - goto done; - } - /* - * have to go looking down chain for it. - * top points to what we are looking at, - * prevtop points to previous top. - * we know it is not at the head of the chain. - */ - for (; /* goto done */; ) { - if (top->link == 0) { - /* - * top is end of the chain and none of the chain - * had top->selfpc == selfpc. - * so we allocate a new tostruct - * and link it to the head of the chain. - */ - toindex = ++p->tos[0].link; - if (toindex >= (ARCINDEX) p->tolimit) - goto overflow; - - top = &p->tos[toindex]; - top->selfpc = selfpc; - top->count = 1; - top->link = *frompcindex; - *frompcindex = toindex; - goto done; - } - /* - * otherwise, check the next arc on the chain. - */ - prevtop = top; - top = &p->tos[top->link]; - if (top->selfpc == selfpc) { - /* - * there it is. - * increment its count - * move it to the head of the chain. - */ - top->count++; - toindex = prevtop->link; - prevtop->link = top->link; - top->link = *frompcindex; - *frompcindex = toindex; - goto done; - } - - } -done: - p->state = GMON_PROF_ON; - return; -overflow: - p->state = GMON_PROF_ERROR; - return; -} - -/* - * Actual definition of mcount function. Defined in , - * which is included by . - */ -MCOUNT diff --git a/libgcc/config/arc/gmon/prof-freq-stub.S b/libgcc/config/arc/gmon/prof-freq-stub.S deleted file mode 100644 index 9ffb30b..0000000 --- a/libgcc/config/arc/gmon/prof-freq-stub.S +++ /dev/null @@ -1,40 +0,0 @@ -/* This file contains code to do profiling. - - Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -#include "../asm.h" -/* This file contains code to do profiling. */ - .weak __profile_frequency_value - .global __profile_frequency_value - .set __profile_frequency_value, 1000 - .text - .balign 4 - .global __profile_frequency - FUNC(__profile_frequency) -__profile_frequency: - mov_s r0,__profile_frequency_value - j_s [blink] - ENDFUNC(__profile_frequency) diff --git a/libgcc/config/arc/gmon/prof-freq.c b/libgcc/config/arc/gmon/prof-freq.c deleted file mode 100644 index 4437a37..0000000 --- a/libgcc/config/arc/gmon/prof-freq.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Return frequency of ticks reported by profil. Generic version. */ -/*- - * Copyright (c) 1983, 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * Copyright (C) 2007-2016 Free Software Foundation, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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 -#include -#if 0 -#include -#else -#include "sys/gmon.h" -#endif - -int -__profile_frequency (void) -{ - /* - * Discover the tick frequency of the machine if something goes wrong, - * we return 0, an impossible hertz. - */ - struct itimerval tim; - - tim.it_interval.tv_sec = 0; - tim.it_interval.tv_usec = 1; - tim.it_value.tv_sec = 0; - tim.it_value.tv_usec = 0; - setitimer(ITIMER_REAL, &tim, 0); - setitimer(ITIMER_REAL, 0, &tim); - if (tim.it_interval.tv_usec < 2) - return 0; - return (1000000 / tim.it_interval.tv_usec); -} diff --git a/libgcc/config/arc/gmon/profil.S b/libgcc/config/arc/gmon/profil.S deleted file mode 100644 index 807e9fe..0000000 --- a/libgcc/config/arc/gmon/profil.S +++ /dev/null @@ -1,164 +0,0 @@ -/* This file contains code to do profiling. - - Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -#include "../asm.h" -#include "auxreg.h" -/* This file contains code to do profiling. */ - .weak __profile_timer_cycles - .global __profile_timer_cycles - .set __profile_timer_cycles, 200 - - .section .bss - .global __profil_offset - .align 4 - .type __profil_offset, @object - .size __profil_offset, 4 -__profil_offset: - .zero 4 - - .text - .global __dcache_linesz - .global __profil - FUNC(__profil) -#if !defined (__EM__) && !defined (__HS__) -.Lstop_profiling: - sr r0,[CONTROL0] - j_s [blink] - .balign 4 -__profil: -.Lprofil: - breq_s r0,0,.Lstop_profiling - ; r0: buf r1: bufsiz r2: offset r3: scale - bxor.f r3,r3,15; scale must be 0x8000, i.e. 1/2; generate 0. - push_s blink - lsr_s r2,r2,1 - mov_s r8,r0 - flag.ne 1 ; halt if wrong scale - sub_s r0,r0,r2 - st r0,[__profil_offset] - bl __dcache_linesz - pop_s blink - bbit1.d r0,0,nocache - mov_s r0,r8 -#ifdef __ARC700__ - add_s r1,r1,31 - lsr.f lp_count,r1,5 - lpne 2f - sr r0,[DC_FLDL] - add_s r0,r0,32 -#else /* !__ARC700__ */ -# FIX ME: set up loop according to cache line size - lr r12,[D_CACHE_BUILD] - sub_s r0,r0,16 - sub_s r1,r1,1 - lsr_s r12,r12,16 - asr_s r1,r1,4 - bmsk_s r12,r12,3 - asr_s r1,r1,r12 - add.f lp_count,r1,1 - mov_s r1,16 - asl_s r1,r1,r12 - lpne 2f - add r0,r0,r1 - sr r0,[DC_FLDL] -#endif /* __ARC700__ */ -2: b_s .Lcounters_cleared -nocache: -.Lcounters_cleared: - lr r1,[INT_VECTOR_BASE] ; disable timer0 interrupts - sr r3,[CONTROL0] - sr r3,[COUNT0] -0: ld_s r0,[pcl,1f-0b+((0b-.Lprofil) & 2)] ; 1f@GOTOFF -0: ld_s r12,[pcl,1f+4-0b+((0b-.Lprofil) & 2)] ; 1f@GOTOFF + 4 - st_s r0,[r1,24]; timer0 uses vector3 - st_s r12,[r1,24+4]; timer0 uses vector3 - ;sr 10000,[LIMIT0] - sr __profile_timer_cycles,[LIMIT0] - mov_s r12,3 ; enable timer interrupts; count only when not halted. - sr r12,[CONTROL0] - lr r12,[STATUS32] - bset_s r12,r12,1 ; allow level 1 interrupts - flag r12 - mov_s r0,0 - j_s [blink] - .balign 4 -1: j __profil_irq -#else -__profil: - .balign 4 - mov_s r0,-1 - j_s [blink] -#endif /* !__EM__ && !__HS__ */ - ENDFUNC(__profil) - - FUNC(__profil_irq) - .balign 4 ; make final jump unaligned to avoid delay penalty - .balign 32,0,12 ; make sure the code spans no more that two cache lines - nop_s -__profil_irq: -#if !defined (__EM__) && !defined (__HS__) - push_s r0 - ld r0,[__profil_offset] - push_s r1 - lsr r1,ilink1,2 - push_s r2 - ldw.as.di r2,[r0,r1] - add1 r0,r0,r1 - ld_s r1,[sp,4] - add_s r2,r2,1 - bbit1 r2,16,nostore - stw.di r2,[r0] -nostore:ld.ab r2,[sp,8] - pop_s r0 - j.f [ilink1] -#else - rtie -#endif /* !__EM__ && !__HS__ */ - ENDFUNC(__profil_irq) - -; could save one cycle if the counters were allocated at link time and -; the contents of __profil_offset were pre-computed at link time, like this: -#if 0 -; __profil_offset needs to be PROVIDEd as __profile_base-text/4 - .global __profil_offset - .balign 4 -__profil_irq: - push_s r0 - lsr r0,ilink1,2 - add1 r0,__profil_offset,r0 - push_s r1 - ldw.di r1,[r0] - - - add_s r1,r1,1 - bbit1 r1,16,nostore - stw.di r1,[r0] -nostore:pop_s r1 - pop_s r0 - j [ilink1] -#endif /* 0 */ diff --git a/libgcc/config/arc/gmon/sys/gmon.h b/libgcc/config/arc/gmon/sys/gmon.h deleted file mode 100644 index f17165a..0000000 --- a/libgcc/config/arc/gmon/sys/gmon.h +++ /dev/null @@ -1,217 +0,0 @@ -/*- - * Copyright (c) 1982, 1986, 1992, 1993 - * The Regents of the University of California. All rights reserved. - * Copyright (C) 2007-2016 Free Software Foundation, Inc. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. 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. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. - * - * @(#)gmon.h 8.2 (Berkeley) 1/4/94 - */ - -#ifndef _SYS_GMON_H -#define _SYS_GMON_H 1 - -#if 0 -#include -#include -#else -#include -#include "machine-gmon.h" -#define attribute_hidden __attribute__ ((visibility("hidden"))) -#endif - -#include - -/* - * See gmon_out.h for gmon.out format. - */ - -/* structure emitted by "gcc -a". This must match struct bb in - gcc/libgcc2.c. It is OK for gcc to declare a longer structure as - long as the members below are present. */ -struct __bb -{ - long zero_word; - const char *filename; - long *counts; - long ncounts; - struct __bb *next; - const unsigned long *addresses; -}; - -extern struct __bb *__bb_head; - -/* - * histogram counters are unsigned shorts (according to the kernel). - */ -#define HISTCOUNTER unsigned short - -/* - * fraction of text space to allocate for histogram counters here, 1/2 - */ -#define HISTFRACTION 2 - -/* - * Fraction of text space to allocate for from hash buckets. - * The value of HASHFRACTION is based on the minimum number of bytes - * of separation between two subroutine call points in the object code. - * Given MIN_SUBR_SEPARATION bytes of separation the value of - * HASHFRACTION is calculated as: - * - * HASHFRACTION = MIN_SUBR_SEPARATION / (2 * sizeof(short) - 1); - * - * For example, on the VAX, the shortest two call sequence is: - * - * calls $0,(r0) - * calls $0,(r0) - * - * which is separated by only three bytes, thus HASHFRACTION is - * calculated as: - * - * HASHFRACTION = 3 / (2 * 2 - 1) = 1 - * - * Note that the division above rounds down, thus if MIN_SUBR_FRACTION - * is less than three, this algorithm will not work! - * - * In practice, however, call instructions are rarely at a minimal - * distance. Hence, we will define HASHFRACTION to be 2 across all - * architectures. This saves a reasonable amount of space for - * profiling data structures without (in practice) sacrificing - * any granularity. - */ -#define HASHFRACTION 2 - -/* - * Percent of text space to allocate for tostructs. - * This is a heuristic; we will fail with a warning when profiling programs - * with a very large number of very small functions, but that's - * normally OK. - * 2 is probably still a good value for normal programs. - * Profiling a test case with 64000 small functions will work if - * you raise this value to 3 and link statically (which bloats the - * text size, thus raising the number of arcs expected by the heuristic). - */ -#define ARCDENSITY 3 - -/* - * Always allocate at least this many tostructs. This - * hides the inadequacy of the ARCDENSITY heuristic, at least - * for small programs. - */ -#define MINARCS 50 - -/* - * The type used to represent indices into gmonparam.tos[]. - */ -#define ARCINDEX u_long - -/* - * Maximum number of arcs we want to allow. - * Used to be max representable value of ARCINDEX minus 2, but now - * that ARCINDEX is a long, that's too large; we don't really want - * to allow a 48 gigabyte table. - * The old value of 1<<16 wasn't high enough in practice for large C++ - * programs; will 1<<20 be adequate for long? FIXME - */ -#define MAXARCS (1 << 20) - -struct tostruct { - u_long selfpc; - long count; - ARCINDEX link; -}; - -/* - * a raw arc, with pointers to the calling site and - * the called site and a count. - */ -struct rawarc { - u_long raw_frompc; - u_long raw_selfpc; - long raw_count; -}; - -/* - * general rounding functions. - */ -#define ROUNDDOWN(x,y) (((x)/(y))*(y)) -#define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y)) - -/* - * The profiling data structures are housed in this structure. - */ -struct gmonparam { - long int state; - u_short *kcount; - u_long kcountsize; - ARCINDEX *froms; - u_long fromssize; - struct tostruct *tos; - u_long tossize; - long tolimit; - u_long lowpc; - u_long highpc; - u_long textsize; - u_long hashfraction; - long log_hashfraction; -}; -extern struct gmonparam _gmonparam; - -/* - * Possible states of profiling. - */ -#define GMON_PROF_ON 0 -#define GMON_PROF_BUSY 1 -#define GMON_PROF_ERROR 2 -#define GMON_PROF_OFF 3 - -/* - * Sysctl definitions for extracting profiling information from the kernel. - */ -#define GPROF_STATE 0 /* int: profiling enabling variable */ -#define GPROF_COUNT 1 /* struct: profile tick count buffer */ -#define GPROF_FROMS 2 /* struct: from location hash bucket */ -#define GPROF_TOS 3 /* struct: destination/count structure */ -#define GPROF_GMONPARAM 4 /* struct: profiling parameters (see above) */ - -__BEGIN_DECLS - -/* Set up data structures and start profiling. */ -extern void __monstartup (u_long __lowpc, u_long __highpc) __THROW; -extern void monstartup (u_long __lowpc, u_long __highpc) __THROW; - -/* Clean up profiling and write out gmon.out. */ -extern void _mcleanup (void) __THROW; - -extern void __write_profiling (void); -extern int attribute_hidden __profile_frequency (void); - -extern u_long __arc_profile_desc_secstart[], __arc_profile_desc_secend[]; -extern u_long __arc_profile_forward_secstart[], __arc_profile_forward_secend[]; -extern u_long __arc_profile_counters_secstart[]; - -__END_DECLS - -#endif /* sys/gmon.h */ diff --git a/libgcc/config/arc/gmon/sys/gmon_out.h b/libgcc/config/arc/gmon/sys/gmon_out.h deleted file mode 100644 index d1f3b05..0000000 --- a/libgcc/config/arc/gmon/sys/gmon_out.h +++ /dev/null @@ -1,55 +0,0 @@ -/* Copyright (C) 2007-2016 Free Software Foundation, Inc. - Contributor: Joern Rennecke - on behalf of Synopsys Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 General Public License -for more details. - -Under Section 7 of GPL version 3, you are granted additional -permissions described in the GCC Runtime Library Exception, version -3.1, as published by the Free Software Foundation. - -You should have received a copy of the GNU General Public License and -a copy of the GCC Runtime Library Exception along with this program; -see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -. */ - -#define GMON_TAG_TIME_HIST 0 -#define GMON_TAG_CG_ARC 1 -#define GMON_TAG_BB_COUNT 2 - -#define GMON_MAGIC "gmon" -#define GMON_VERSION 1 - -struct arc_gmon_hist_hdr -{ - char low_pc[4]; - char high_pc[4]; - char hist_size[4]; - char prof_rate[4]; - char dimen[15]; - char dimen_abbrev; -}; - -struct gmon_cg_arc_record -{ - char afrompc[4]; - char selfpc[4]; - char count[4]; -}; - -struct gmon_hdr -{ - char cookie[4]; - char version[4]; - char c[12]; -}; diff --git a/libgcc/config/arc/t-arc b/libgcc/config/arc/t-arc index 3523aed..51a9273 100644 --- a/libgcc/config/arc/t-arc +++ b/libgcc/config/arc/t-arc @@ -62,42 +62,5 @@ fp-bit.c: $(srcdir)/fp-bit.c # .init/.fini section routines -crtg.o: $(srcdir)/config/arc/crtg.S - $(crt_compile) -c -x assembler-with-cpp $< - -crtgend.o: $(srcdir)/config/arc/crtgend.S - $(crt_compile) -c -x assembler-with-cpp $< - crttls.o: $(srcdir)/config/arc/crttls.S $(crt_compile) -c -x assembler-with-cpp $< - -mcount.o: $(srcdir)/config/arc/gmon/mcount.c - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -c $< \ - -fcall-saved-r0 -fcall-saved-r1 -fcall-saved-r2 -fcall-saved-r3 \ - -fcall-saved-r4 -fcall-saved-r5 -fcall-saved-r6 -fcall-saved-r7 \ - -fomit-frame-pointer - -gmon.o: $(srcdir)/config/arc/gmon/gmon.c - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -mno-sdata -c $< \ - -fno-strict-aliasing \ - -Wno-extra # suppress inane warning about missing initializer. - # Adding initializers for the remaining elements of gmonparam would - # make the code more brittle. - -prof-freq-stub.o: $(srcdir)/config/arc/gmon/prof-freq-stub.S - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -c $< - -prof-freq.o: $(srcdir)/config/arc/gmon/prof-freq.c - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -c $< - -dcache_linesz.o: $(srcdir)/config/arc/gmon/dcache_linesz.S - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -c $< - -profil.o: $(srcdir)/config/arc/gmon/profil.S - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -c $< - -profil-uclibc.o: $(srcdir)/config/arc/gmon/profil-uclibc.c - $(gcc_compile) -isystem $(srcdir)/config/arc/gmon -c $< - -libgmon.a: mcount.o gmon.o dcache_linesz.o $(PROFILE_OSDEP) - $(AR_CREATE_FOR_TARGET) $@ $^ diff --git a/libgcc/config/arc/t-arc-newlib b/libgcc/config/arc/t-arc-newlib deleted file mode 100644 index f56b052..0000000 --- a/libgcc/config/arc/t-arc-newlib +++ /dev/null @@ -1,22 +0,0 @@ -# GCC Makefile fragment for the Synopsys DesignWare ARC CPU with newlib. - -# Copyright (C) 2007-2016 Free Software Foundation, Inc. -# Contributor: Joern Rennecke -# on behalf of Synopsys Inc. - -# This file is part of GCC. - -# GCC is free software; you can redistribute it and/or modify it under the -# terms of the GNU General Public License as published by the Free Software -# Foundation; either version 3, or (at your option) any later version. - -# GCC 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 General Public License for more -# details. - -# You should have received a copy of the GNU General Public License along -# with GCC; see the file COPYING3. If not see -# . - -PROFILE_OSDEP = prof-freq-stub.o profil.o diff --git a/libgcc/config/arc/t-arc-uClibc b/libgcc/config/arc/t-arc-uClibc new file mode 100644 index 0000000..81156e8 --- /dev/null +++ b/libgcc/config/arc/t-arc-uClibc @@ -0,0 +1,38 @@ +# GCC Makefile fragment for the Synopsys DesignWare ARC700 CPU with uClibc. + +# Copyright (C) 2007-2016 Free Software Foundation, Inc. +# Contributor: Joern Rennecke +# on behalf of Synopsys Inc. + +# This file is part of GCC. + +# GCC is free software; you can redistribute it and/or modify it under +# the terms of the GNU General Public License as published by the Free +# Software Foundation; either version 3, or (at your option) any later +# version. + +# GCC 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 General Public License +# for more details. + +# Under Section 7 of GPL version 3, you are granted additional +# permissions described in the GCC Runtime Library Exception, version +# 3.1, as published by the Free Software Foundation. + +# You should have received a copy of the GNU General Public License and +# a copy of the GCC Runtime Library Exception along with this program; +# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +# . */ + +CRTSTUFF_T_CFLAGS += -mno-sdata + +# Compile crtbeginS.o and crtendS.o with pic. +CRTSTUFF_T_CFLAGS_S = $(CRTSTUFF_T_CFLAGS) -fPIC + +# Compile libgcc2.a with pic. +TARGET_LIBGCC2_CFLAGS = -fPIC + +# Override t-slibgcc-elf-ver to hide some lib1func +# routines which should not be called via PLT. +SHLIB_MAPFILES = libgcc-std.ver $(srcdir)/config/arc/libgcc-excl.ver diff --git a/libgcc/config/arc/t-arc700-uClibc b/libgcc/config/arc/t-arc700-uClibc deleted file mode 100644 index f5067cc..0000000 --- a/libgcc/config/arc/t-arc700-uClibc +++ /dev/null @@ -1,40 +0,0 @@ -# GCC Makefile fragment for the Synopsys DesignWare ARC700 CPU with uClibc. - -# Copyright (C) 2007-2016 Free Software Foundation, Inc. -# Contributor: Joern Rennecke -# on behalf of Synopsys Inc. - -# This file is part of GCC. - -# GCC is free software; you can redistribute it and/or modify it under -# the terms of the GNU General Public License as published by the Free -# Software Foundation; either version 3, or (at your option) any later -# version. - -# GCC 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 General Public License -# for more details. - -# Under Section 7 of GPL version 3, you are granted additional -# permissions described in the GCC Runtime Library Exception, version -# 3.1, as published by the Free Software Foundation. - -# You should have received a copy of the GNU General Public License and -# a copy of the GCC Runtime Library Exception along with this program; -# see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -# . */ - -CRTSTUFF_T_CFLAGS += -mno-sdata - -# Compile crtbeginS.o and crtendS.o with pic. -CRTSTUFF_T_CFLAGS_S = $(CRTSTUFF_T_CFLAGS) -fPIC - -# Compile libgcc2.a with pic. -TARGET_LIBGCC2_CFLAGS = -fPIC - -PROFILE_OSDEP = prof-freq.o - -# Override t-slibgcc-elf-ver to hide some lib1func -# routines which should not be called via PLT. -SHLIB_MAPFILES = libgcc-std.ver $(srcdir)/config/arc/libgcc-excl.ver -- cgit v1.1