+2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
+
+ * 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.
+
2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (mulsidi_600): Change to insn_and_split,
extern bool arc_legitimate_pic_operand_p (rtx);
extern bool arc_is_longcall_p (rtx);
extern bool arc_is_shortcall_p (rtx);
-extern bool arc_profile_call (rtx callee);
extern bool valid_brcc_with_delay_p (rtx *);
extern bool small_data_pattern (rtx , machine_mode);
extern rtx arc_rewrite_small_data (rtx);
}
}
-/* Called via walk_stores. DATA points to a hash table we can use to
- establish a unique SYMBOL_REF for each counter, which corresponds to
- a caller-callee pair.
- X is a store which we want to examine for an UNSPEC_PROF, which
- would be an address loaded into a register, or directly used in a MEM.
- If we found an UNSPEC_PROF, if we encounter a new counter the first time,
- write out a description and a data allocation for a 32 bit counter.
- Also, fill in the appropriate symbol_ref into each UNSPEC_PROF instance. */
-
-static void
-write_profile_sections (rtx dest ATTRIBUTE_UNUSED, rtx x, void *data)
-{
- rtx *srcp, src;
- htab_t htab = (htab_t) data;
- rtx *slot;
-
- if (GET_CODE (x) != SET)
- return;
- srcp = &SET_SRC (x);
- if (MEM_P (*srcp))
- srcp = &XEXP (*srcp, 0);
- else if (MEM_P (SET_DEST (x)))
- srcp = &XEXP (SET_DEST (x), 0);
- src = *srcp;
- if (GET_CODE (src) != CONST)
- return;
- src = XEXP (src, 0);
- if (GET_CODE (src) != UNSPEC || XINT (src, 1) != UNSPEC_PROF)
- return;
-
- gcc_assert (XVECLEN (src, 0) == 3);
- if (!htab_elements (htab))
- {
- output_asm_insn (".section .__arc_profile_desc, \"a\"\n"
- "\t.long %0 + 1\n",
- &XVECEXP (src, 0, 0));
- }
- slot = (rtx *) htab_find_slot (htab, src, INSERT);
- if (*slot == HTAB_EMPTY_ENTRY)
- {
- static int count_nr;
- char buf[24];
- rtx count;
-
- *slot = src;
- sprintf (buf, "__prof_count%d", count_nr++);
- count = gen_rtx_SYMBOL_REF (Pmode, xstrdup (buf));
- XVECEXP (src, 0, 2) = count;
- output_asm_insn (".section\t.__arc_profile_desc, \"a\"\n"
- "\t.long\t%1\n"
- "\t.section\t.__arc_profile_counters, \"aw\"\n"
- "\t.type\t%o2, @object\n"
- "\t.size\t%o2, 4\n"
- "%o2:\t.zero 4",
- &XVECEXP (src, 0, 0));
- *srcp = count;
- }
- else
- *srcp = XVECEXP (*slot, 0, 2);
-}
-
-/* Hash function for UNSPEC_PROF htab. Use both the caller's name and
- the callee's name (if known). */
-
-static hashval_t
-unspec_prof_hash (const void *x)
-{
- const_rtx u = (const_rtx) x;
- const_rtx s1 = XVECEXP (u, 0, 1);
-
- return (htab_hash_string (XSTR (XVECEXP (u, 0, 0), 0))
- ^ (s1->code == SYMBOL_REF ? htab_hash_string (XSTR (s1, 0)) : 0));
-}
-
-/* Equality function for UNSPEC_PROF htab. Two pieces of UNSPEC_PROF rtl
- shall refer to the same counter if both caller name and callee rtl
- are identical. */
-
-static int
-unspec_prof_htab_eq (const void *x, const void *y)
-{
- const_rtx u0 = (const_rtx) x;
- const_rtx u1 = (const_rtx) y;
- const_rtx s01 = XVECEXP (u0, 0, 1);
- const_rtx s11 = XVECEXP (u1, 0, 1);
-
- return (!strcmp (XSTR (XVECEXP (u0, 0, 0), 0),
- XSTR (XVECEXP (u1, 0, 0), 0))
- && rtx_equal_p (s01, s11));
-}
-
/* Conditional execution support.
This is based on the ARM port but for now is much simpler.
case UNSPEC_TLS_GD:
case UNSPEC_TLS_IE:
case UNSPEC_TLS_OFF:
- case UNSPEC_PROF:
return true;
default:
}
-/* Emit profiling code for calling CALLEE. Return true if a special
- call pattern needs to be generated. */
-
-bool
-arc_profile_call (rtx callee)
-{
- rtx from = XEXP (DECL_RTL (current_function_decl), 0);
-
- if (TARGET_UCB_MCOUNT)
- /* Profiling is done by instrumenting the callee. */
- return false;
-
- if (CONSTANT_P (callee))
- {
- rtx count_ptr
- = gen_rtx_CONST (Pmode,
- gen_rtx_UNSPEC (Pmode,
- gen_rtvec (3, from, callee,
- CONST0_RTX (Pmode)),
- UNSPEC_PROF));
- rtx counter = gen_rtx_MEM (SImode, count_ptr);
- /* ??? The increment would better be done atomically, but as there is
- no proper hardware support, that would be too expensive. */
- emit_move_insn (counter,
- force_reg (SImode, plus_constant (SImode, counter, 1)));
- return false;
- }
- else
- {
- rtx count_list_ptr
- = gen_rtx_CONST (Pmode,
- gen_rtx_UNSPEC (Pmode,
- gen_rtvec (3, from, CONST0_RTX (Pmode),
- CONST0_RTX (Pmode)),
- UNSPEC_PROF));
- emit_move_insn (gen_rtx_REG (Pmode, 8), count_list_ptr);
- emit_move_insn (gen_rtx_REG (Pmode, 9), callee);
- return true;
- }
-}
-
/* Worker function for TARGET_RETURN_IN_MEMORY. */
static bool
cfun->machine->arc_reorg_started = 1;
arc_reorg_in_progress = 1;
- /* Emit special sections for profiling. */
- if (crtl->profile)
- {
- section *save_text_section;
- rtx_insn *insn;
- int size = get_max_uid () >> 4;
- htab_t htab = htab_create (size, unspec_prof_hash, unspec_prof_htab_eq,
- NULL);
-
- save_text_section = in_section;
- for (insn = get_insns (); insn; insn = NEXT_INSN (insn))
- if (NONJUMP_INSN_P (insn))
- walk_stores (PATTERN (insn), write_profile_sections, htab);
- if (htab_elements (htab))
- in_section = 0;
- switch_to_section (save_text_section);
- htab_delete (htab);
- }
-
/* Link up loop ends with their loop start. */
{
for (insn = get_insns (); insn; insn = NEXT_INSN (insn))
-X %{mbig-endian:-EB} \
%{EB} %{EL} \
%{marclinux*} \
- %{!marclinux*: %{pg|p|profile:-marclinux_prof;: -marclinux}} \
+ %{!marclinux*: -marclinux} \
%{!z:-z max-page-size=0x2000 -z common-page-size=0x2000} \
%{shared:-shared}"
#else
-#define LINK_SPEC "%{mbig-endian:-EB} %{EB} %{EL}\
- %{pg|p:-marcelf_prof;mA7|mARC700|mcpu=arc700|mcpu=ARC700: -marcelf}"
+#define LINK_SPEC "%{mbig-endian:-EB} %{EB} %{EL}"
#endif
#if DEFAULT_LIBC != LIBC_UCLIBC
#define EXTRA_SPECS \
{ "arc_tls_extra_start_spec", ARC_TLS_EXTRA_START_SPEC }, \
-#define STARTFILE_SPEC "%{!shared:crt0.o%s} crti%O%s %{pg|p:crtg.o%s} " \
+#define STARTFILE_SPEC "%{pg|p:gcrt0.o%s}%{!pg:%{!p:crt0.o%s}} crti%O%s " \
"%(arc_tls_extra_start_spec) crtbegin.o%s"
#else
#define STARTFILE_SPEC \
#endif
#if DEFAULT_LIBC != LIBC_UCLIBC
-#define ENDFILE_SPEC "%{pg|p:crtgend.o%s} crtend.o%s crtn%O%s"
+#define ENDFILE_SPEC "crtend.o%s crtn%O%s"
#else
#define ENDFILE_SPEC \
LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
#define LIB_SPEC \
"%{pthread:-lpthread} \
%{shared:-lc} \
- %{!shared:%{pg|p|profile:-lgmon -u profil --defsym __profil=profil} -lc}"
+ %{!shared:%{profile:-lc_p}%{!profile:-lc}}"
#define TARGET_ASM_FILE_END file_end_indicate_exec_stack
#else
#undef LIB_SPEC
-/* -lc_p not present for arc-elf32-* : ashwin */
-#define LIB_SPEC "%{!shared:%{g*:-lg} %{pg|p:-lgmon} -lc}"
+#define LIB_SPEC "%{!shared:%{g*:-lg} -lc}"
#endif
#ifndef DRIVER_ENDIAN_SELF_SPECS
(OFFSET) = arc_initial_elimination_offset ((FROM), (TO))
/* Output assembler code to FILE to increment profiler label # LABELNO
- for profiling a function entry.
- We actually emit the profiler code at the call site, so leave this one
- empty. */
-#define FUNCTION_PROFILER(FILE, LABELNO) \
- if (TARGET_UCB_MCOUNT) \
- fprintf (FILE, "\t%s\n", arc_output_libcall ("__mcount"))
+ for profiling a function entry. */
+#define FUNCTION_PROFILER(FILE, LABELNO) \
+ do { \
+ if (flag_pic) \
+ fprintf (FILE, "\tbl\t__mcount@plt\n"); \
+ else \
+ fprintf (FILE, "\tbl\t__mcount\n"); \
+ } while (0);
#define NO_PROFILE_COUNTERS 1
;; Saurabh Verma (saurabh.verma@codito.com)
;; Ramana Radhakrishnan(ramana.radhakrishnan@codito.com)
;;
-;; Profiling support and performance improvements by
+;; Performance improvements by
;; Joern Rennecke (joern.rennecke@embecosm.com)
;;
])
(define_constants
- [(UNSPEC_PROF 18) ; profile callgraph counter
-
- (R0_REG 0)
+ [(R0_REG 0)
(R1_REG 1)
(R2_REG 2)
(R3_REG 3)
gcc_assert (MEM_P (operands[0]));
callee = XEXP (operands[0], 0);
- if (crtl->profile && arc_profile_call (callee))
- {
- emit_call_insn (gen_call_prof (gen_rtx_SYMBOL_REF (Pmode,
- \"_mcount_call\"),
- operands[1]));
- DONE;
- }
/* This is to decide if we should generate indirect calls by loading the
32 bit address of the callee into a register before performing the
branch and link - this exposes cse opportunities.
gcc_assert (MEM_P (operands[1]));
callee = XEXP (operands[1], 0);
- if (crtl->profile && arc_profile_call (callee))
- {
- emit_call_insn (gen_call_value_prof (operands[0],
- gen_rtx_SYMBOL_REF (Pmode,
- \"_mcount_call\"),
- operands[2]));
- DONE;
- }
/* See the comment in define_expand \"call\". */
if (GET_CODE (callee) != REG
&& (GET_CODE (callee) == PLUS || arc_is_longcall_p (callee)))
if (operands[2] == NULL_RTX)
operands[2] = const0_rtx;
- if (crtl->profile && arc_profile_call (callee))
- {
- emit_insn (gen_sibcall_prof
- (gen_rtx_SYMBOL_REF (Pmode, \"_mcount_call\"),
- operands[1], operands[2]));
- DONE;
- }
if (GET_CODE (callee) != REG
&& (GET_CODE (callee) == PLUS || arc_is_longcall_p (callee)))
XEXP (operands[0], 0) = force_reg (Pmode, callee);
if (operands[3] == NULL_RTX)
operands[3] = const0_rtx;
- if (crtl->profile && arc_profile_call (XEXP (operands[1], 0)))
- {
- emit_insn (gen_sibcall_value_prof
- (operands[0], gen_rtx_SYMBOL_REF (Pmode, \"_mcount_call\"),
- operands[2], operands[3]));
- DONE;
- }
if (GET_CODE (callee) != REG && arc_is_longcall_p (callee))
XEXP (operands[1], 0) = force_reg (Pmode, callee);
}"
Target RejectNegative Var(arc_lra_prioritytag, ARC_LRA_PRIORITY_NONCOMPACT)
Reduce priority for r0..r3 / r12..r15 with TARGET_REGISTER_PRIORITY.
-mucb-mcount
-Target Report Var(TARGET_UCB_MCOUNT)
-instrument with mcount calls as in the ucb code.
-
; backward-compatibility aliases, translated by DRIVER_SELF_SPECS
mEA
-mcrc -mdsp-packa -mdvbf -mlock -mmac-d16 -mmac-24 -mrtsc -mswape @gol
-mtelephony -mxy -misize -mannotate-align -marclinux -marclinux_prof @gol
-mlong-calls -mmedium-calls -msdata @gol
--mucb-mcount -mvolatile-cache -mtp-regno=@var{regno} @gol
+-mvolatile-cache -mtp-regno=@var{regno} @gol
-malign-call -mauto-modify-reg -mbbit-peephole -mno-brcc @gol
-mcase-vector-pcrel -mcompact-casesi -mno-cond-exec -mearly-cbranchsi @gol
-mexpand-adddi -mindexed-loads -mlra -mlra-priority-none @gol
built for @w{@code{arc-linux-uclibc}} and @w{@code{arceb-linux-uclibc}}
targets.
-@item -mucb-mcount
-@opindex mucb-mcount
-Instrument with mcount calls as used in UCB code. I.e. do the
-counting in the callee, not the caller. By default ARC instrumentation
-counts in the caller.
-
@item -mvolatile-cache
@opindex mvolatile-cache
Use ordinarily cached memory accesses for volatile references. This is the
+2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
+
+ * 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.
+
2016-12-12 George Spelvin <linux@sciencehorizons.net>
* config/avr/lib1funcs.S (__ashrdi3): Fix typo from r243545.
md_unwind_header=alpha/vms-unwind.h
;;
arc*-*-elf*)
- tmake_file="arc/t-arc-newlib arc/t-arc"
- extra_parts="crti.o crtn.o crtend.o crtbegin.o crtendS.o crtbeginS.o libgmon.a crtg.o crtgend.o"
- extra_parts="${extra_parts} crttls.o"
+ tmake_file="arc/t-arc"
+ extra_parts="crti.o crtn.o crtend.o crtbegin.o crtendS.o crtbeginS.o"
+ extra_parts="$extra_parts crttls.o"
;;
arc*-*-linux-uclibc*)
- tmake_file="${tmake_file} t-slibgcc-libgcc t-slibgcc-nolc-override arc/t-arc700-uClibc arc/t-arc"
- extra_parts="$extra_parts crti.o crtn.o libgmon.a crtg.o crtgend.o"
+ tmake_file="${tmake_file} t-slibgcc-libgcc t-slibgcc-nolc-override arc/t-arc-uClibc arc/t-arc"
+ extra_parts="$extra_parts crti.o crtn.o"
extra_parts="$extra_parts crttls.o"
;;
arm-wrs-vxworks)
+++ /dev/null
-/* Code to start and stop profiling for the Synopsys DesignWare ARC CPU.
-
- Copyright (C) 1994-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
- .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
+++ /dev/null
-/* Code to start and stop profiling for the Synopsys DesignWare ARC CPU.
-
- Copyright (C) 1994-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
- .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:
+++ /dev/null
-/* Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-/* File deliberately left blank. */
+++ /dev/null
-/* Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-#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
+++ /dev/null
-/* This file contains code to do profiling.
-
- Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-#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]
+++ /dev/null
-/*-
- * 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 <sys/param.h>
-#include <sys/time.h>
-#endif
-#include <sys/gmon.h>
-#include <sys/gmon_out.h>
-
-#include <stddef.h>
-#include <errno.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <unistd.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#if 0
-#include <libc-internal.h>
-#include <not-cancel.h>
-
-#ifdef USE_IN_LIBIO
-# include <wchar.h>
-#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);
-}
+++ /dev/null
-/* Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-#ifndef MACHINE_GMON_H
-#define MACHINE_GMON_H
-
-/* We can't fake out own <sys/types.h> 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 */
+++ /dev/null
-/*-
- * 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 <unistd.h>
-#include <sys/param.h>
-#endif
-#include <sys/gmon.h>
-
-/* This file provides the machine-dependent definitions of the _MCOUNT_DECL
- and MCOUNT macros. */
-#include <machine-gmon.h>
-
-#include <atomic.h>
-
-/*
- * 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 <machine/profile.h>.
- *
- * _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 <machine/profile.h>,
- * which is included by <sys/gmon.h>.
- */
-MCOUNT
+++ /dev/null
-/* This file contains code to do profiling.
-
- Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-#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)
+++ /dev/null
-/* 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 <sys/types.h>
-#include <sys/time.h>
-#if 0
-#include <libc-internal.h>
-#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);
-}
+++ /dev/null
-/* This file contains code to do profiling.
-
- Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-#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 */
+++ /dev/null
-/*-
- * 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 <features.h>
-#include <sys/types.h>
-#else
-#include <sys/types.h>
-#include "machine-gmon.h"
-#define attribute_hidden __attribute__ ((visibility("hidden")))
-#endif
-
-#include <stdint.h>
-
-/*
- * 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 */
+++ /dev/null
-/* Copyright (C) 2007-2016 Free Software Foundation, Inc.
- Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
- 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
-<http://www.gnu.org/licenses/>. */
-
-#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];
-};
# .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) $@ $^
+++ /dev/null
-# GCC Makefile fragment for the Synopsys DesignWare ARC CPU with newlib.
-
-# Copyright (C) 2007-2016 Free Software Foundation, Inc.
-# Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
-# 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
-# <http://www.gnu.org/licenses/>.
-
-PROFILE_OSDEP = prof-freq-stub.o profil.o
--- /dev/null
+# GCC Makefile fragment for the Synopsys DesignWare ARC700 CPU with uClibc.
+
+# Copyright (C) 2007-2016 Free Software Foundation, Inc.
+# Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
+# 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
+# <http://www.gnu.org/licenses/>. */
+
+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
+++ /dev/null
-# GCC Makefile fragment for the Synopsys DesignWare ARC700 CPU with uClibc.
-
-# Copyright (C) 2007-2016 Free Software Foundation, Inc.
-# Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
-# 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
-# <http://www.gnu.org/licenses/>. */
-
-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
projects / gcc.git / commitdiff