diff options
Diffstat (limited to 'libgloss/mep')
| -rw-r--r-- | libgloss/mep/Makefile.in | 126 | ||||
| -rw-r--r-- | libgloss/mep/aclocal.m4 | 344 | ||||
| -rwxr-xr-x | libgloss/mep/configure | 3711 | ||||
| -rw-r--r-- | libgloss/mep/configure.in | 66 | ||||
| -rw-r--r-- | libgloss/mep/crt0.S | 19 | ||||
| -rw-r--r-- | libgloss/mep/crtn.S | 13 | ||||
| -rw-r--r-- | libgloss/mep/fmax.ld | 270 | ||||
| -rw-r--r-- | libgloss/mep/gcov-io.h | 137 | ||||
| -rw-r--r-- | libgloss/mep/gmap_default.ld | 280 | ||||
| -rw-r--r-- | libgloss/mep/h_reset.c | 26 | ||||
| -rw-r--r-- | libgloss/mep/handlers.c | 297 | ||||
| -rw-r--r-- | libgloss/mep/isatty.c | 19 | ||||
| -rw-r--r-- | libgloss/mep/mep-bb.c | 1071 | ||||
| -rw-r--r-- | libgloss/mep/mep-gmon.c | 411 | ||||
| -rw-r--r-- | libgloss/mep/min.ld | 196 | ||||
| -rw-r--r-- | libgloss/mep/read.c | 36 | ||||
| -rw-r--r-- | libgloss/mep/sbrk.c | 59 | ||||
| -rw-r--r-- | libgloss/mep/sdram-crt0.S | 21 | ||||
| -rw-r--r-- | libgloss/mep/sim-crt0.S | 496 | ||||
| -rw-r--r-- | libgloss/mep/sim-crtn.S | 23 | ||||
| -rw-r--r-- | libgloss/mep/simnovec-crt0.S | 19 | ||||
| -rw-r--r-- | libgloss/mep/simple.ld | 279 | ||||
| -rw-r--r-- | libgloss/mep/simsdram-crt0.S | 19 | ||||
| -rw-r--r-- | libgloss/mep/syscalls.S | 66 | ||||
| -rw-r--r-- | libgloss/mep/write.c | 33 |
25 files changed, 0 insertions, 8037 deletions
diff --git a/libgloss/mep/Makefile.in b/libgloss/mep/Makefile.in deleted file mode 100644 index 5d1fff2c1..000000000 --- a/libgloss/mep/Makefile.in +++ /dev/null @@ -1,126 +0,0 @@ -# Copyright (c) 1999, 2001, 2003 Red Hat Inc -# -# The authors hereby grant permission to use, copy, modify, distribute, -# and license this software and its documentation for any purpose, provided -# that existing copyright notices are retained in all copies and that this -# notice is included verbatim in any distributions. No written agreement, -# license, or royalty fee is required for any of the authorized uses. -# Modifications to this software may be copyrighted by their authors -# and need not follow the licensing terms described here, provided that -# the new terms are clearly indicated on the first page of each file where -# they apply. - -# Makefile for libgloss/mep. We only support the simulator at the -# moment. - -VPATH = @srcdir@ @srcdir@/.. -srcdir = @srcdir@ -objdir = . -srcroot = $(srcdir)/../.. -objroot = $(objdir)/../.. - -prefix = @prefix@ -exec_prefix = @exec_prefix@ - -host_alias = @host_alias@ -target_alias = @target_alias@ - -bindir = @bindir@ -libdir = @libdir@ -tooldir = $(exec_prefix)/$(target_alias) - -# Multilib support variables. -# TOP is used instead of MULTI{BUILD,SRC}TOP. -MULTIDIRS = -MULTISUBDIR = -MULTIDO = true -MULTICLEAN = true - -INSTALL = @INSTALL@ -INSTALL_PROGRAM = @INSTALL_PROGRAM@ -INSTALL_DATA = @INSTALL_DATA@ - -SHELL = /bin/sh - -CC = @CC@ - -AS = @AS@ -AR = @AR@ -LD = @LD@ -RANLIB = @RANLIB@ -AR_FLAGS = rc - -OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \ - then echo ${objroot}/../binutils/objdump ; \ - else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi` -OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \ - then echo ${objroot}/../binutils/objcopy ; \ - else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi` - -SCRIPTS = min.ld simple.ld fmax.ld -CRT = crt0.o sdram-crt0.o sim-crt0.o simnovec-crt0.o simsdram-crt0.o crtn.o sim-crtn.o -SIM_BSP = libsim.a -LIBNOSYS = ../libnosys/libnosys.a -SIM_OBJS = \ - isatty.o \ - sbrk.o \ - syscalls.o \ - mep-gmon.o \ - mep-bb.o \ - handlers.o \ - h_reset.o \ - read.o \ - write.o - -#### Host specific Makefile fragment comes in here. -@host_makefile_frag@ - - -# Override .S.o rule to pass assembler debugging flags -.S.o: - $(CC) -Wa,-gdwarf2 -Wa,-I$(srcdir) $(CFLAGS_FOR_TARGET) $(INCLUDES) $(CFLAGS) -c $< - -all: $(CRT) $(SIM_BSP) - -$(SIM_BSP): $(SIM_OBJS) - $(AR) $(ARFLAGS) $@ $? - $(RANLIB) $@ - $(AR) $(ARFLAGS) $(LIBNOSYS) handlers.o h_reset.o - $(RANLIB) $(LIBNOSYS) - -syscalls.o: $(srcdir)/syscalls.S -sbrk.o: $(srcdir)/sbrk.c -crt0.o: $(srcdir)/crt0.S $(srcdir)/sim-crt0.S -sdram-crt0.o: $(srcdir)/sdram-crt0.S $(srcdir)/sim-crt0.S -sim-crt0.o: $(srcdir)/sim-crt0.S -simsdram-crt0.o: $(srcdir)/simsdram-crt0.S $(srcdir)/sim-crt0.S -simnovec-crt0.o: $(srcdir)/simnovec-crt0.S $(srcdir)/sim-crt0.S -crtn.o: $(srcdir)/crtn.S $(srcdir)/sim-crtn.S - -install: $(CRT) $(SIM_BSP) - for c in $(CRT) $(SIM_BSP); do \ - $(INSTALL_DATA) $$c $(tooldir)/lib${MULTISUBDIR}/$$c ;\ - done - if test -z "$(MULTISUBDIR)"; then \ - for c in $(SCRIPTS); do \ - $(INSTALL_DATA) $(srcdir)/$$c $(tooldir)/lib${MULTISUBDIR}/$$c ;\ - done; \ - $(INSTALL_DATA) $(srcdir)/gmap_default.ld $(tooldir)/lib/gmap_default.tmpl; \ - else true; fi - -clean mostlyclean: - rm -f *.o *.a - -distclean maintainer-clean realclean: clean - rm -f Makefile config.cache config.log config.status - -.PHONY: info dvi doc install-info clean-info -info doc dvi: -install-info: -clean-info: - -Makefile: Makefile.in config.status @host_makefile_frag_path@ - $(SHELL) config.status - -config.status: configure - $(SHELL) config.status --recheck diff --git a/libgloss/mep/aclocal.m4 b/libgloss/mep/aclocal.m4 deleted file mode 100644 index 29da09d78..000000000 --- a/libgloss/mep/aclocal.m4 +++ /dev/null @@ -1,344 +0,0 @@ -# generated automatically by aclocal 1.9.6 -*- Autoconf -*- - -# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, -# 2005 Free Software Foundation, Inc. -# This file is free software; the Free Software Foundation -# gives unlimited permission to copy and/or distribute it, -# with or without modifications, as long as this notice is preserved. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY, to the extent permitted by law; without -# even the implied warranty of MERCHANTABILITY or FITNESS FOR A -# PARTICULAR PURPOSE. - -# AM_CONDITIONAL -*- Autoconf -*- - -# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005 -# Free Software Foundation, Inc. -# -# This file is free software; the Free Software Foundation -# gives unlimited permission to copy and/or distribute it, -# with or without modifications, as long as this notice is preserved. - -# serial 7 - -# AM_CONDITIONAL(NAME, SHELL-CONDITION) -# ------------------------------------- -# Define a conditional. -AC_DEFUN([AM_CONDITIONAL], -[AC_PREREQ(2.52)dnl - ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])], - [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl -AC_SUBST([$1_TRUE]) -AC_SUBST([$1_FALSE]) -if $2; then - $1_TRUE= - $1_FALSE='#' -else - $1_TRUE='#' - $1_FALSE= -fi -AC_CONFIG_COMMANDS_PRE( -[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then - AC_MSG_ERROR([[conditional "$1" was never defined. -Usually this means the macro was only invoked conditionally.]]) -fi])]) - - -# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005 -# Free Software Foundation, Inc. -# -# This file is free software; the Free Software Foundation -# gives unlimited permission to copy and/or distribute it, -# with or without modifications, as long as this notice is preserved. - -# serial 8 - -# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be -# written in clear, in which case automake, when reading aclocal.m4, -# will think it sees a *use*, and therefore will trigger all it's -# C support machinery. 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So we exec the FD to /dev/null, -# effectively closing config.log, so it can be properly (re)opened and -# appended to by config.status. When coming back to configure, we -# need to make the FD available again. -if test "$no_create" != yes; then - ac_cs_success=: - ac_config_status_args= - test "$silent" = yes && - ac_config_status_args="$ac_config_status_args --quiet" - exec 5>/dev/null - $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false - exec 5>>config.log - # Use ||, not &&, to avoid exiting from the if with $? = 1, which - # would make configure fail if this is the last instruction. - $ac_cs_success || { (exit 1); exit 1; } -fi - diff --git a/libgloss/mep/configure.in b/libgloss/mep/configure.in deleted file mode 100644 index 328b5d856..000000000 --- a/libgloss/mep/configure.in +++ /dev/null @@ -1,66 +0,0 @@ -dnl Copyright (c) 2000-2007 Red Hat, Inc. All rights reserved. -dnl -dnl This copyrighted material is made available to anyone wishing to use, -dnl modify, copy, or redistribute it subject to the terms and conditions of -dnl the BSD License. This program is distributed in the hope that -dnl it will be useful, but WITHOUT ANY WARRANTY expressed or implied, -dnl including the implied warranties of MERCHANTABILITY or FITNESS FOR A -dnl PARTICULAR PURPOSE. A copy of this license is available at -dnl http://www.opensource.org/licenses. Any Red Hat trademarks that are -dnl incorporated in the source code or documentation are not subject to the -dnl BSD License and may only be used or replicated with the express permission -dnl of Red Hat, Inc. - -dnl Process this file with autoconf to produce a configure script. -AC_PREREQ(2.59) -AC_INIT(crt0.S) - -if test "${enable_shared}" = "yes" ; then - echo "Shared libraries not supported for cross compiling, ignored" -fi - -if test "$srcdir" = "." ; then - if test "${with_target_subdir}" != "." ; then - libgloss_topdir="${srcdir}/${with_multisrctop}../../.." - else - libgloss_topdir="${srcdir}/${with_multisrctop}../.." - fi -else - libgloss_topdir="${srcdir}/../.." -fi -AC_CONFIG_AUX_DIR($libgloss_topdir) - -AC_CANONICAL_SYSTEM -AC_ARG_PROGRAM - -AC_PROG_INSTALL - -LIB_AC_PROG_CC -AS=${AS-as} -AC_SUBST(AS) -AR=${AR-ar} -AC_SUBST(AR) -LD=${LD-ld} -AC_SUBST(LD) -AC_PROG_RANLIB - -host_makefile_frag=${srcdir}/../config/default.mh - -dnl We have to assign the same value to other variables because autoconf -dnl doesn't provide a mechanism to substitute a replacement keyword with -dnl arbitrary data or pathnames. -dnl -host_makefile_frag_path=$host_makefile_frag -AC_SUBST(host_makefile_frag_path) -AC_SUBST_FILE(host_makefile_frag) - -AC_CONFIG_FILES([Makefile], -. ${libgloss_topdir}/config-ml.in, -srcdir=${srcdir} -target=${target} -with_multisubdir=${with_multisubdir} -ac_configure_args="${ac_configure_args} --enable-multilib" -CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} -libgloss_topdir=${libgloss_topdir} -) -AC_OUTPUT diff --git a/libgloss/mep/crt0.S b/libgloss/mep/crt0.S deleted file mode 100644 index c549ad917..000000000 --- a/libgloss/mep/crt0.S +++ /dev/null @@ -1,19 +0,0 @@ -# Copyright (c) 2000-2007 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy of -# this license is available at http://www.opensource.org/licenses. Any Red Hat -# trademarks that are incorporated in the source code or documentation are not -# subject to the BSD License and may only be used or replicated with the express -# permission of Red Hat, Inc. -# -# Toshiba Media Processor startup file (crt0.S) -# -# Designed for user programs running in the 0-2Mb startup section. -# - -#define NOSIM -#include "sim-crt0.S" diff --git a/libgloss/mep/crtn.S b/libgloss/mep/crtn.S deleted file mode 100644 index 01d5a3a69..000000000 --- a/libgloss/mep/crtn.S +++ /dev/null @@ -1,13 +0,0 @@ -# Copyright (c) 2000-2007 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy of -# this license is available at http://www.opensource.org/licenses. Any Red Hat -# trademarks that are incorporated in the source code or documentation are not -# subject to the BSD License and may only be used or replicated with the express - -#define NOSIM -#include "sim-crtn.S" diff --git a/libgloss/mep/fmax.ld b/libgloss/mep/fmax.ld deleted file mode 100644 index b651ca59a..000000000 --- a/libgloss/mep/fmax.ld +++ /dev/null @@ -1,270 +0,0 @@ -/****************************************************************************** -begin-header - - DO NOT EDIT. THIS FILE IS MACHINE-GENERATED - FROM THE TEMPLATE FILE gmap_default.ld. - ALL EDITS WILL BE ERASED WITH NEXT MeP-Integrator RUN. - - Custom linker script for the MeP Module fmax. -end-header -*******************************************************************************/ - -OUTPUT_FORMAT("elf32-mep", "elf32-mep", - "elf32-mep") -OUTPUT_ARCH(mep) -ENTRY(_reset) - -MEMORY -{ -/* begin-memory */ - VEC (r) : ORIGIN = 0x00000000, LENGTH = 0x000000b8 - HWINIT (r) : ORIGIN = 0x000000b8, LENGTH = 0x00000148 - ROM (r) : ORIGIN = 0x00000200, LENGTH = 0x001ffe00 - RAM1 (w) : ORIGIN = 0x008000b8, LENGTH = 0x007fff48 -/*VEC_WARM (w) : ORIGIN = 0x00800000, LENGTH = 0x000000b8 */ -/*RAM2 (w) : ORIGIN = 0x80800000, LENGTH = 0x00800000 */ -/* end-memory */ -} - -SECTIONS -{ - /* Sections to be placed in the vec area. */ - .vec : { *(.vec) } >VEC /* VEC-section */ - - /* Sections to be placed in the HWINIT area. */ - .hwinit : { *(.hwinit) } >HWINIT /* HWINIT-section */ - - /* Sections to be placed in the ROM area. */ - .gnu.version : { *(.gnu.version) } >ROM /* ROM-section */ - .gnu.version_d : { *(.gnu.version_d) } >ROM /* ROM-section */ - .gnu.version_r : { *(.gnu.version_r) } >ROM /* ROM-section */ - - /* Sections to be placed in the romdata.s area. */ - .srodata : - { - __sdabase = . + 0x8000; - *(.srodata) *(.srodata.*) *(.gnu.linkonce.srd.*) - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the data.s area. */ - .sdata : - { - *(.sdata) - *(.sdata.*) - *(.gnu.linkonce.s.*) - } >RAM1 /* DATA-section */ - .sbss : - { - PROVIDE (__sbss_start = .); - PROVIDE (___sbss_start = .); - *(.dynsbss) - *(.sbss) - *(.sbss.*) - *(.gnu.linkonce.sb.*) - *(.scommon) - PROVIDE (__sbss_end = .); - PROVIDE (___sbss_end = .); - /* Assert maximum size */ - __assert_tiny_size = ASSERT ((. < __sdabase) || ((. - __sdabase) <= 0x8000), - "tiny section overflow"); - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the data.m area. */ - .data : - { - __data_start = . ; - *(.data) - *(.data.*) - *(.gnu.linkonce.d.*) - SORT(CONSTRUCTORS) - } >RAM1 /* DATA-section */ - .data1 : { *(.data1) } >RAM1 /* DATA-section */ - .eh_frame : { KEEP (*(.eh_frame))} >RAM1 /* DATA-section */ - .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } >RAM1 /* DATA-section */ - .dynamic : { *(.dynamic) } >RAM1 /* DATA-section */ - .ctors : - { - /* gcc uses crtbegin.o to find the start of - the constructors, so we make sure it is - first. Because this is a wildcard, it - doesn't matter if the user does not - actually link against crtbegin.o; the - linker won't look for a file to match a - wildcard. The wildcard also means that it - doesn't matter which directory crtbegin.o - is in. */ - KEEP (*crtbegin.o(.ctors)) - /* We don't want to include the .ctor section from - from the crtend.o file until after the sorted ctors. - The .ctor section from the crtend file contains the - end of ctors marker and it must be last */ - KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors)) - KEEP (*(SORT(.ctors.*))) - KEEP (*(.ctors)) - } >RAM1 /* DATA-section */ - .dtors : - { - KEEP (*crtbegin.o(.dtors)) - KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors)) - KEEP (*(SORT(.dtors.*))) - KEEP (*(.dtors)) - } >RAM1 /* DATA-section */ - .jcr : - { - . = ALIGN(4); - *(.jcr) - } >RAM1 /* DATA-section */ - .got : - { - *(.got.plt) *(.got) - _edata = .; - PROVIDE (edata = .); - } >RAM1 /* DATA-section */ - .based : - { - __tpbase = .; - *(.based) *(.based.*) *(.gnu.linkonce.based.*) - /* Assert maximum size */ - __assert_based_size = ASSERT ((. - __tpbase) <= 0x80, - "based section overflow"); - } >RAM1 /* DATA-section */ - - .bss : - { - __bss_start = .; - *(.dynbss) - *(.bss) - *(.bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - /* Align here to ensure that the .bss section occupies space up to - _end. Align after .bss to ensure correct alignment even if the - .bss section disappears because there are no input sections. */ - . = ALIGN(32 / 8); - _end = .; - PROVIDE (end = .); - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the code.m area. */ - .init : - { - KEEP (*(.init)) - } >RAM1 /* CODE-section */ - .plt : { *(.plt) } >RAM1 /* DATA-section */ - .text : - { - *(.text) - *(.text.*) - *(.stub) - /* .gnu.warning sections are handled specially by elf32.em. */ - *(.gnu.warning) - *(.gnu.linkonce.t.*) - } >RAM1 /* CODE-section */ =0 - .vtext ALIGN(8) : - { - *(.vtext) - } >RAM1 /* CODE-section */ - .fini : - { - KEEP (*(.fini)) - PROVIDE (__etext = .); - PROVIDE (_etext = .); - PROVIDE (etext = .); - } >RAM1 /* CODE-section */ =0 - - /* Sections to be placed in the romdata.m area. */ - .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } >RAM1 /* DATA-section */ - .rodata1 : { *(.rodata1) } >RAM1 /* DATA-section */ - - /* Sections to be placed in the code.l area. */ - .ftext : { *(.ftext) *(.ftext.*) *(.gnu.linkonce.ft.*) } >RAM1 /* CODE-section */ - .vftext ALIGN(8) : - { - *(.vftext) *(.vftext.*) *(.gnu.linkonce.vf.*) - } >RAM1 /* CODE-section */ - - /* Sections to be placed in the romdata.l area. */ - .frodata : - { - *(.frodata) *(.frodata.*) *(.gnu.linkonce.frd.*) - __assert_near_size = ASSERT (. <= 0x1000000, "near section overflow"); - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the data.l area. */ - .far : { *(.far) *(.far.*) *(.gnu.linkonce.far.*) } >RAM1 /* DATA-section */ - .farbss : - { PROVIDE (__farbss_start = .); - *(.farbss) *(.farbss.*) - PROVIDE (__farbss_end = .); - } >RAM1 /* DATA-section */ - - /* END-mep-sections */ - - /* begin-stack-table */ - __stack1 = (__stack - (0 * (__stack_size / 2)) + 15) / 16 * 16; - __stack2 = (__stack - (1 * (__stack_size / 2)) + 15) / 16 * 16; - - .rostacktab : - { - /* Emit a table describing the location of the different stacks. */ - . = ALIGN(4); - __stack_table = .; - LONG (__stack2); - LONG (__stack1); - LONG (__stack2); - __stack_end = .; - } >RAM1 - /* end-stack-table */ - - /* begin-heap */ - /* End of DATA is 0x008000b8 + 0x007fff48. That's where the heap will end. */ - __heap_end = 0x008000b8 + 0x007fff48 - 1; - /* end-heap */ - - /* Default stack size is 1M. That's where the heap will start if there's - room. If there's not enough room, allocate half of the remaining space - for stack and half for heap. Align the heap on a 16 byte boundary. */ - __stack_size = (__stack_end + 0x100000 <= __heap_end + 1 - ? 0x100000 - : ((__heap_end + 1 - __stack_end) / 2)); - __heap = (__stack_end + __stack_size + 15) / 16 * 16; - - /* Leave 16 bytes between the stack and the heap. */ - __stack = __heap - 0x10; - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - /* DWARF debug sections. - Symbols in the DWARF debugging sections are relative to the beginning - of the section so we begin them at 0. */ - /* DWARF 1 */ - .debug 0 : { *(.debug) } - .line 0 : { *(.line) } - /* GNU DWARF 1 extensions */ - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_sfnames 0 : { *(.debug_sfnames) } - /* DWARF 1.1 and DWARF 2 */ - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - /* DWARF 2 */ - .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) } - .debug_abbrev 0 : { *(.debug_abbrev) } - .debug_line 0 : { *(.debug_line) } - .debug_frame 0 : { *(.debug_frame) } - .debug_str 0 : { *(.debug_str) } - .debug_loc 0 : { *(.debug_loc) } - .debug_macinfo 0 : { *(.debug_macinfo) } - .debug_ranges 0 : { *(.debug_ranges) } - /* SGI/MIPS DWARF 2 extensions */ - .debug_weaknames 0 : { *(.debug_weaknames) } - .debug_funcnames 0 : { *(.debug_funcnames) } - .debug_typenames 0 : { *(.debug_typenames) } - .debug_varnames 0 : { *(.debug_varnames) } - /* These must appear regardless of . */ -} diff --git a/libgloss/mep/gcov-io.h b/libgloss/mep/gcov-io.h deleted file mode 100644 index cb99704cd..000000000 --- a/libgloss/mep/gcov-io.h +++ /dev/null @@ -1,137 +0,0 @@ -/* Machine-independent I/O routines for gcov. - - Copyright (c) 2000 Red Hat, Inc. All rights reserved. - - This copyrighted material is made available to anyone wishing to use, modify, - copy, or redistribute it subject to the terms and conditions of the BSD - License. This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY expressed or implied, including the implied - warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy of - this license is available at http://www.opensource.org/licenses. Any Red Hat - trademarks that are incorporated in the source code or documentation are not - subject to the BSD License and may only be used or replicated with the - express permission of Red Hat, Inc. -*/ - - -#ifndef GCC_GCOV_IO_H -#define GCC_GCOV_IO_H -#include <stdio.h> -#include <sys/types.h> - -static int __fetch_long (long *, char *, size_t); -static int __store_long (long, char *, size_t); -static int __read_long (long *, FILE *, size_t); -static int __write_long (long, FILE *, size_t); - -/* These routines only work for signed values. */ - -/* Store a portable representation of VALUE in DEST using BYTES*8-1 bits. - Return a non-zero value if VALUE requires more than BYTES*8-1 bits - to store. */ - -static int -__store_long (value, dest, bytes) - long value; - char *dest; - size_t bytes; -{ - int upper_bit = (value < 0 ? 128 : 0); - size_t i; - - if (value < 0) - { - long oldvalue = value; - value = -value; - if (oldvalue != -value) - return 1; - } - - for(i = 0 ; i < (sizeof (value) < bytes ? sizeof (value) : bytes) ; i++) { - dest[i] = value & (i == (bytes - 1) ? 127 : 255); - value = value / 256; - } - - if (value && value != -1) - return 1; - - for(; i < bytes ; i++) - dest[i] = 0; - dest[bytes - 1] |= upper_bit; - return 0; -} - -/* Retrieve a quantity containing BYTES*8-1 bits from SOURCE and store - the result in DEST. Returns a non-zero value if the value in SOURCE - will not fit in DEST. */ - -static int -__fetch_long (dest, source, bytes) - long *dest; - char *source; - size_t bytes; -{ - long value = 0; - int i; - - for (i = bytes - 1; (size_t) i > (sizeof (*dest) - 1); i--) - if (source[i] & ((size_t) i == (bytes - 1) ? 127 : 255 )) - return 1; - - for (; i >= 0; i--) - value = value * 256 + (source[i] & ((size_t)i == (bytes - 1) ? 127 : 255)); - - if ((source[bytes - 1] & 128) && (value > 0)) - value = - value; - - *dest = value; - return 0; -} - -/* Write a BYTES*8-bit quantity to FILE, portably. Returns a non-zero - value if the write fails, or if VALUE can't be stored in BYTES*8 - bits. - - Note that VALUE may not actually be large enough to hold BYTES*8 - bits, but BYTES characters will be written anyway. - - BYTES may be a maximum of 10. */ - -static int -__write_long (value, file, bytes) - long value; - FILE *file; - size_t bytes; -{ - char c[10]; - - if (bytes > 10 || __store_long (value, c, bytes)) - return 1; - else - return fwrite(c, 1, bytes, file) != bytes; -} - -/* Read a quantity containing BYTES bytes from FILE, portably. Return - a non-zero value if the read fails or if the value will not fit - in DEST. - - Note that DEST may not be large enough to hold all of the requested - data, but the function will read BYTES characters anyway. - - BYTES may be a maximum of 10. */ - -static int -__read_long (dest, file, bytes) - long *dest; - FILE *file; - size_t bytes; -{ - char c[10]; - - if (bytes > 10 || fread(c, 1, bytes, file) != bytes) - return 1; - else - return __fetch_long (dest, c, bytes); -} - -#endif /* ! GCC_GCOV_IO_H */ diff --git a/libgloss/mep/gmap_default.ld b/libgloss/mep/gmap_default.ld deleted file mode 100644 index c625c7ef1..000000000 --- a/libgloss/mep/gmap_default.ld +++ /dev/null @@ -1,280 +0,0 @@ -/****************************************************************************** -begin-header - - Copyright (c) 2000-2007 Red Hat, Inc. All rights reserved. - - This copyrighted material is made available to anyone wishing to use, modify, - copy, or redistribute it subject to the terms and conditions of the BSD - License. This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY expressed or implied, including the implied - warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - of this license is available at http://www.opensource.org/licenses. Any - Red Hat trademarks that are incorporated in the source code or documentation - are not subject to the BSD License and may only be used or replicated with - the express permission of Red Hat, Inc. - - Default linker script for use with the Configuration Tool for - Toshiba Media Processor. - - When generating a configuration for a media module, M, the - configuration tool will copy this file into a custom linker script - M.ld, and customize the script with settings from the media - module's global map file. - -end-header -*******************************************************************************/ - -OUTPUT_FORMAT("elf32-mep", "elf32-mep", - "elf32-mep") -OUTPUT_ARCH(mep) -ENTRY(_reset) - -MEMORY -{ -/* begin-memory */ - VEC (r) : ORIGIN = 0x00000000, LENGTH = 0x000000b8 - ROM (r) : ORIGIN = 0x000000b8, LENGTH = 0x001fff48 - RAM (w) : ORIGIN = 0x00800000, LENGTH = 0x00800000 -/* end-memory */ -} - -SECTIONS -{ - /* Sections to be placed in the vec area. */ - .vec : { *(.vec) } >VEC /* VEC-section */ - - /* Sections to be placed in the HWINIT area. */ - .hwinit : { *(.hwinit) } >HWINIT /* HWINIT-section */ - - /* Sections to be placed in the ROM area. */ - .gnu.version : { *(.gnu.version) } >ROM /* ROM-section */ - .gnu.version_d : { *(.gnu.version_d) } >ROM /* ROM-section */ - .gnu.version_r : { *(.gnu.version_r) } >ROM /* ROM-section */ - - /* Sections to be placed in the romdata.s area. */ - .srodata : - { - __sdabase = . + 0x8000; - *(.srodata) *(.srodata.*) *(.gnu.linkonce.srd.*) - } >RAM /* DATA-section */ - - /* Sections to be placed in the data.s area. */ - .sdata : - { - *(.sdata) - *(.sdata.*) - *(.gnu.linkonce.s.*) - } >RAM /* DATA-section */ - .sbss : - { - PROVIDE (__sbss_start = .); - PROVIDE (___sbss_start = .); - *(.dynsbss) - *(.sbss) - *(.sbss.*) - *(.gnu.linkonce.sb.*) - *(.scommon) - PROVIDE (__sbss_end = .); - PROVIDE (___sbss_end = .); - /* Assert maximum size */ - __assert_tiny_size = ASSERT ((. < __sdabase) || ((. - __sdabase) <= 0x8000), - "tiny section overflow"); - } >RAM /* DATA-section */ - - /* Sections to be placed in the data.m area. */ - .data : - { - __data_start = . ; - *(.data) - *(.data.*) - *(.gnu.linkonce.d.*) - SORT(CONSTRUCTORS) - } >RAM /* DATA-section */ - .data1 : { *(.data1) } >RAM /* DATA-section */ - .eh_frame : { KEEP (*(.eh_frame))} >RAM /* DATA-section */ - .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } >RAM /* DATA-section */ - .dynamic : { *(.dynamic) } >RAM /* DATA-section */ - .ctors : - { - /* gcc uses crtbegin.o to find the start of - the constructors, so we make sure it is - first. Because this is a wildcard, it - doesn't matter if the user does not - actually link against crtbegin.o; the - linker won't look for a file to match a - wildcard. The wildcard also means that it - doesn't matter which directory crtbegin.o - is in. */ - KEEP (*crtbegin.o(.ctors)) - /* We don't want to include the .ctor section from - from the crtend.o file until after the sorted ctors. - The .ctor section from the crtend file contains the - end of ctors marker and it must be last */ - KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors)) - KEEP (*(SORT(.ctors.*))) - KEEP (*(.ctors)) - } >RAM /* DATA-section */ - .dtors : - { - KEEP (*crtbegin.o(.dtors)) - KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors)) - KEEP (*(SORT(.dtors.*))) - KEEP (*(.dtors)) - } >RAM /* DATA-section */ - .jcr : - { - . = ALIGN(4); - *(.jcr) - } >RAM /* DATA-section */ - .got : - { - *(.got.plt) *(.got) - _edata = .; - PROVIDE (edata = .); - } >RAM /* DATA-section */ - .based : - { - __tpbase = .; - *(.based) *(.based.*) *(.gnu.linkonce.based.*) - /* Assert maximum size */ - __assert_based_size = ASSERT ((. - __tpbase) <= 0x80, - "based section overflow"); - } >RAM /* DATA-section */ - - .bss : - { - __bss_start = .; - *(.dynbss) - *(.bss) - *(.bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - /* Align here to ensure that the .bss section occupies space up to - _end. Align after .bss to ensure correct alignment even if the - .bss section disappears because there are no input sections. */ - . = ALIGN(32 / 8); - _end = .; - PROVIDE (end = .); - } >RAM /* DATA-section */ - - /* Sections to be placed in the code.m area. */ - .init : - { - KEEP (*(.init)) - } >RAM /* CODE-section */ - .plt : { *(.plt) } >RAM /* DATA-section */ - .text : - { - *(.text) - *(.text.*) - *(.stub) - /* .gnu.warning sections are handled specially by elf32.em. */ - *(.gnu.warning) - *(.gnu.linkonce.t.*) - } >RAM /* CODE-section */ =0 - .vtext ALIGN(8) : - { - *(.vtext) - } >RAM /* CODE-section */ - .fini : - { - KEEP (*(.fini)) - PROVIDE (__etext = .); - PROVIDE (_etext = .); - PROVIDE (etext = .); - } >RAM /* CODE-section */ =0 - - /* Sections to be placed in the romdata.m area. */ - .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } >RAM /* DATA-section */ - .rodata1 : { *(.rodata1) } >RAM /* DATA-section */ - - /* Sections to be placed in the code.l area. */ - .ftext : { *(.ftext) *(.ftext.*) *(.gnu.linkonce.ft.*) } >RAM /* CODE-section */ - .vftext ALIGN(8) : - { - *(.vftext) *(.vftext.*) *(.gnu.linkonce.vf.*) - } >RAM /* CODE-section */ - - /* Sections to be placed in the romdata.l area. */ - .frodata : - { - *(.frodata) *(.frodata.*) *(.gnu.linkonce.frd.*) - __assert_near_size = ASSERT (. <= 0x1000000, "near section overflow"); - } >RAM /* DATA-section */ - - /* Sections to be placed in the data.l area. */ - .far : { *(.far) *(.far.*) *(.gnu.linkonce.far.*) } >RAM /* DATA-section */ - .farbss : - { PROVIDE (__farbss_start = .); - *(.farbss) *(.farbss.*) - PROVIDE (__farbss_end = .); - } >RAM /* DATA-section */ - - /* END-mep-sections */ - - /* begin-stack-table */ - __stack0 = (__stack - (0 * (__stack_size / 1)) + 15) / 16 * 16; - - .rostacktab : - { - /* Emit a table describing the location of the different stacks. - Only 1 processor in the default configuration. */ - . = ALIGN(4); - __stack_table = .; - LONG (__stack0); - __stack_end = .; - } >RAM - /* end-stack-table */ - - /* begin-heap */ - /* End of DATA is 0x00800000 + 0x00800000. That's where the heap will end. */ - __heap_end = 0x00800000 + 0x00800000 - 1; - /* end-heap */ - - /* Default stack size is 1M. That's where the heap will start if there's - room. If there's not enough room, allocate half of the remaining space - for stack and half for heap. Align the heap on a 16 byte boundary. */ - __stack_size = (__stack_end + 0x100000 <= __heap_end + 1 - ? 0x100000 - : ((__heap_end + 1 - __stack_end) / 2)); - __heap = (__stack_end + __stack_size + 15) / 16 * 16; - - /* Leave 16 bytes between the stack and the heap. */ - __stack = __heap - 0x10; - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - /* DWARF debug sections. - Symbols in the DWARF debugging sections are relative to the beginning - of the section so we begin them at 0. */ - /* DWARF 1 */ - .debug 0 : { *(.debug) } - .line 0 : { *(.line) } - /* GNU DWARF 1 extensions */ - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_sfnames 0 : { *(.debug_sfnames) } - /* DWARF 1.1 and DWARF 2 */ - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - /* DWARF 2 */ - .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) } - .debug_abbrev 0 : { *(.debug_abbrev) } - .debug_line 0 : { *(.debug_line) } - .debug_frame 0 : { *(.debug_frame) } - .debug_str 0 : { *(.debug_str) } - .debug_loc 0 : { *(.debug_loc) } - .debug_macinfo 0 : { *(.debug_macinfo) } - .debug_ranges 0 : { *(.debug_ranges) } - /* SGI/MIPS DWARF 2 extensions */ - .debug_weaknames 0 : { *(.debug_weaknames) } - .debug_funcnames 0 : { *(.debug_funcnames) } - .debug_typenames 0 : { *(.debug_typenames) } - .debug_varnames 0 : { *(.debug_varnames) } - /* These must appear regardless of . */ -} diff --git a/libgloss/mep/h_reset.c b/libgloss/mep/h_reset.c deleted file mode 100644 index ced85b0a0..000000000 --- a/libgloss/mep/h_reset.c +++ /dev/null @@ -1,26 +0,0 @@ -/* h_reset.c -- Setup default reset handler. - * - * Copyright (c) 2004 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -#pragma weak _handler_RESET - -void _handler_RESET(void) __attribute__((section(".hwinit"))); - -extern void _start(void); -void -_handler_RESET(void) -{ - mep_di(); - goto *(&_start); -} diff --git a/libgloss/mep/handlers.c b/libgloss/mep/handlers.c deleted file mode 100644 index 292a42801..000000000 --- a/libgloss/mep/handlers.c +++ /dev/null @@ -1,297 +0,0 @@ -/* handlers.c -- Setup default handlers. - * - * Copyright (c) 2004 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -#pragma weak _handler_NMI - -void __interrupt -_handler_NMI () -{ -} - -#pragma weak _handler_RI - -void __interrupt -_handler_RI () -{ -} - -#pragma weak _handler_ZDIV - -void __interrupt -_handler_ZDIV () -{ -} - -#pragma weak _handler_BRK - -void __interrupt -_handler_BRK () -{ -} - -#pragma weak _handler_SWI - -void __interrupt -_handler_SWI () -{ -} - -#pragma weak _handler_DEBUG - -void __interrupt -_handler_DEBUG () -{ -} - -#pragma weak _handler_DSP - -void __interrupt -_handler_DSP () -{ -} - -#pragma weak _handler_COP - -void __interrupt -_handler_COP () -{ -} - -/* hardware interrupt */ - - -#pragma weak _handler_INT0 - -void __interrupt -_handler_INT0 () -{ -} - -#pragma weak _handler_INT1 - -void __interrupt -_handler_INT1 () -{ -} - -#pragma weak _handler_INT2 - -void __interrupt -_handler_INT2 () -{ -} - -#pragma weak _handler_INT3 - -void __interrupt -_handler_INT3 () -{ -} - -#pragma weak _handler_INT4 - -void __interrupt -_handler_INT4 () -{ -} - -#pragma weak _handler_INT5 - -void __interrupt -_handler_INT5 () -{ -} - -#pragma weak _handler_INT6 - -void __interrupt -_handler_INT6 () -{ -} - -#pragma weak _handler_INT7 - -void __interrupt -_handler_INT7 () -{ -} - -#pragma weak _handler_INT8 - -void __interrupt -_handler_INT8 () -{ -} - -#pragma weak _handler_INT9 - -void __interrupt -_handler_INT9 () -{ -} - -#pragma weak _handler_INT10 - -void __interrupt -_handler_INT10 () -{ -} - -#pragma weak _handler_INT11 - -void __interrupt -_handler_INT11 () -{ -} - -#pragma weak _handler_INT12 - -void __interrupt -_handler_INT12 () -{ -} - -#pragma weak _handler_INT13 - -void __interrupt -_handler_INT13 () -{ -} - -#pragma weak _handler_INT14 - -void __interrupt -_handler_INT14 () -{ -} - -#pragma weak _handler_INT15 - -void __interrupt -_handler_INT15 () -{ -} - -#pragma weak _handler_INT16 - -void __interrupt -_handler_INT16 () -{ -} - -#pragma weak _handler_INT17 - -void __interrupt -_handler_INT17 () -{ -} - -#pragma weak _handler_INT18 - -void __interrupt -_handler_INT18 () -{ -} - -#pragma weak _handler_INT19 - -void __interrupt -_handler_INT19 () -{ -} - -#pragma weak _handler_INT20 - -void __interrupt -_handler_INT20 () -{ -} - -#pragma weak _handler_INT21 - -void __interrupt -_handler_INT21 () -{ -} - -#pragma weak _handler_INT22 - -void __interrupt -_handler_INT22 () -{ -} - -#pragma weak _handler_INT23 - -void __interrupt -_handler_INT23 () -{ -} - -#pragma weak _handler_INT24 - -void __interrupt -_handler_INT24 () -{ -} - -#pragma weak _handler_INT25 - -void __interrupt -_handler_INT25 () -{ -} - -#pragma weak _handler_INT26 - -void __interrupt -_handler_INT26 () -{ -} - -#pragma weak _handler_INT27 - -void __interrupt -_handler_INT27 () -{ -} - -#pragma weak _handler_INT28 - -void __interrupt -_handler_INT28 () -{ -} - -#pragma weak _handler_INT29 - -void __interrupt -_handler_INT29 () -{ -} - -#pragma weak _handler_INT30 - -void __interrupt -_handler_INT30 () -{ -} - -#pragma weak _handler_INT31 - -void __interrupt -_handler_INT31 () -{ -} diff --git a/libgloss/mep/isatty.c b/libgloss/mep/isatty.c deleted file mode 100644 index f01e3a2b4..000000000 --- a/libgloss/mep/isatty.c +++ /dev/null @@ -1,19 +0,0 @@ -/* - * Copyright (c) 2004 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -isatty (fd) - int fd; -{ - return 1; -} diff --git a/libgloss/mep/mep-bb.c b/libgloss/mep/mep-bb.c deleted file mode 100644 index 191da1696..000000000 --- a/libgloss/mep/mep-bb.c +++ /dev/null @@ -1,1071 +0,0 @@ -/* - * Copyright (c) 2000-2001 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -/* Structure emitted by -a */ -struct bb -{ - long zero_word; - const char *filename; - long *counts; - long ncounts; - struct bb *next; - const unsigned long *addresses; - - /* Older GCC's did not emit these fields. */ - long nwords; - const char **functions; - const long *line_nums; - const char **filenames; - char *flags; -}; - -/* Simple minded basic block profiling output dumper for - systems that don't provide tcov support. At present, - it requires atexit and stdio. */ - -#undef NULL /* Avoid errors if stdio.h and our stddef.h mismatch. */ -#include <stdio.h> -#include <time.h> -char *ctime (const time_t *); - -/*#include "gbl-ctors.h"*/ -#include "gcov-io.h" -#include <string.h> - -static struct bb *bb_head; - -static int num_digits (long value, int base) __attribute__ ((const)); - -/* Return the number of digits needed to print a value */ -/* __inline__ */ static int num_digits (long value, int base) -{ - int minus = (value < 0 && base != 16); - unsigned long v = (minus) ? -value : value; - int ret = minus; - - do - { - v /= base; - ret++; - } - while (v); - - return ret; -} - -void -__bb_exit_func (void) -{ - FILE *da_file, *file; - long time_value; - int i; - - if (bb_head == 0) - return; - - i = strlen (bb_head->filename) - 3; - - if (!strcmp (bb_head->filename+i, ".da")) - { - /* Must be -fprofile-arcs not -a. - Dump data in a form that gcov expects. */ - - struct bb *ptr; - - for (ptr = bb_head; ptr != (struct bb *) 0; ptr = ptr->next) - { - int firstchar; - - /* Make sure the output file exists - - but don't clobber exiting data. */ - if ((da_file = fopen (ptr->filename, "a")) != 0) - fclose (da_file); - - /* Need to re-open in order to be able to write from the start. */ - da_file = fopen (ptr->filename, "r+b"); - /* Some old systems might not allow the 'b' mode modifier. - Therefore, try to open without it. This can lead to a race - condition so that when you delete and re-create the file, the - file might be opened in text mode, but then, you shouldn't - delete the file in the first place. */ - if (da_file == 0) - da_file = fopen (ptr->filename, "r+"); - if (da_file == 0) - { - fprintf (stderr, "arc profiling: Can't open output file %s.\n", - ptr->filename); - continue; - } - - /* After a fork, another process might try to read and/or write - the same file simultanously. So if we can, lock the file to - avoid race conditions. */ - - /* If the file is not empty, and the number of counts in it is the - same, then merge them in. */ - firstchar = fgetc (da_file); - if (firstchar == EOF) - { - if (ferror (da_file)) - { - fprintf (stderr, "arc profiling: Can't read output file "); - perror (ptr->filename); - } - } - else - { - long n_counts = 0; - - if (ungetc (firstchar, da_file) == EOF) - rewind (da_file); - if (__read_long (&n_counts, da_file, 8) != 0) - { - fprintf (stderr, "arc profiling: Can't read output file %s.\n", - ptr->filename); - continue; - } - - if (n_counts == ptr->ncounts) - { - int i; - - for (i = 0; i < n_counts; i++) - { - long v = 0; - - if (__read_long (&v, da_file, 8) != 0) - { - fprintf (stderr, "arc profiling: Can't read output file %s.\n", - ptr->filename); - break; - } - ptr->counts[i] += v; - } - } - - } - - rewind (da_file); - - /* ??? Should first write a header to the file. Preferably, a 4 byte - magic number, 4 bytes containing the time the program was - compiled, 4 bytes containing the last modification time of the - source file, and 4 bytes indicating the compiler options used. - - That way we can easily verify that the proper source/executable/ - data file combination is being used from gcov. */ - - if (__write_long (ptr->ncounts, da_file, 8) != 0) - { - - fprintf (stderr, "arc profiling: Error writing output file %s.\n", - ptr->filename); - } - else - { - int j; - long *count_ptr = ptr->counts; - int ret = 0; - for (j = ptr->ncounts; j > 0; j--) - { - if (__write_long (*count_ptr, da_file, 8) != 0) - { - ret=1; - break; - } - count_ptr++; - } - if (ret) - fprintf (stderr, "arc profiling: Error writing output file %s.\n", - ptr->filename); - } - - if (fclose (da_file) == EOF) - fprintf (stderr, "arc profiling: Error closing output file %s.\n", - ptr->filename); - } - - return; - } - - /* Must be basic block profiling. Emit a human readable output file. */ - - file = fopen ("bb.out", "a"); - - if (!file) - perror ("bb.out"); - - else - { - struct bb *ptr; - - /* This is somewhat type incorrect, but it avoids worrying about - exactly where time.h is included from. It should be ok unless - a void * differs from other pointer formats, or if sizeof (long) - is < sizeof (time_t). It would be nice if we could assume the - use of rationale standards here. */ - - time ((void *) &time_value); - fprintf (file, "Basic block profiling finished on %s\n", ctime ((void *) &time_value)); - - /* We check the length field explicitly in order to allow compatibility - with older GCC's which did not provide it. */ - - for (ptr = bb_head; ptr != (struct bb *) 0; ptr = ptr->next) - { - int i; - int func_p = (ptr->nwords >= (long) sizeof (struct bb) - && ptr->nwords <= 1000 - && ptr->functions); - int line_p = (func_p && ptr->line_nums); - int file_p = (func_p && ptr->filenames); - int addr_p = (ptr->addresses != 0); - long ncounts = ptr->ncounts; - long cnt_max = 0; - long line_max = 0; - long addr_max = 0; - int file_len = 0; - int func_len = 0; - int blk_len = num_digits (ncounts, 10); - int cnt_len; - int line_len; - int addr_len; - - fprintf (file, "File %s, %ld basic blocks \n\n", - ptr->filename, ncounts); - - /* Get max values for each field. */ - for (i = 0; i < ncounts; i++) - { - const char *p; - int len; - - if (cnt_max < ptr->counts[i]) - cnt_max = ptr->counts[i]; - - if (addr_p && (unsigned long) addr_max < ptr->addresses[i]) - addr_max = ptr->addresses[i]; - - if (line_p && line_max < ptr->line_nums[i]) - line_max = ptr->line_nums[i]; - - if (func_p) - { - p = (ptr->functions[i]) ? (ptr->functions[i]) : "<none>"; - len = strlen (p); - if (func_len < len) - func_len = len; - } - - if (file_p) - { - p = (ptr->filenames[i]) ? (ptr->filenames[i]) : "<none>"; - len = strlen (p); - if (file_len < len) - file_len = len; - } - } - - addr_len = num_digits (addr_max, 16); - cnt_len = num_digits (cnt_max, 10); - line_len = num_digits (line_max, 10); - - /* Now print out the basic block information. */ - for (i = 0; i < ncounts; i++) - { - fprintf (file, - " Block #%*d: executed %*ld time(s)", - blk_len, i+1, - cnt_len, ptr->counts[i]); - - if (addr_p) - fprintf (file, " address= 0x%.*lx", addr_len, - ptr->addresses[i]); - - if (func_p) - fprintf (file, " function= %-*s", func_len, - (ptr->functions[i]) ? ptr->functions[i] : "<none>"); - - if (line_p) - fprintf (file, " line= %*ld", line_len, ptr->line_nums[i]); - - if (file_p) - fprintf (file, " file= %s", - (ptr->filenames[i]) ? ptr->filenames[i] : "<none>"); - - fprintf (file, "\n"); - } - - fprintf (file, "\n"); - fflush (file); - } - - fprintf (file, "\n\n"); - fclose (file); - } -} - -void -__bb_init_func (struct bb *blocks) -{ - /* User is supposed to check whether the first word is non-0, - but just in case.... */ - - if (blocks->zero_word) - return; - - /* Initialize destructor. */ - if (!bb_head) - atexit (__bb_exit_func); - - /* Set up linked list. */ - blocks->zero_word = 1; - blocks->next = bb_head; - bb_head = blocks; -} - -/* Called before fork or exec - write out profile information gathered so - far and reset it to zero. This avoids duplication or loss of the - profile information gathered so far. */ -void -__bb_fork_func (void) -{ - struct bb *ptr; - - __bb_exit_func (); - for (ptr = bb_head; ptr != (struct bb *) 0; ptr = ptr->next) - { - long i; - for (i = ptr->ncounts - 1; i >= 0; i--) - ptr->counts[i] = 0; - } -} - -#ifndef MACHINE_STATE_SAVE -#define MACHINE_STATE_SAVE(ID) -#endif -#ifndef MACHINE_STATE_RESTORE -#define MACHINE_STATE_RESTORE(ID) -#endif - -/* Number of buckets in hashtable of basic block addresses. */ - -#define BB_BUCKETS 311 - -/* Maximum length of string in file bb.in. */ - -#define BBINBUFSIZE 500 - -struct bb_edge -{ - struct bb_edge *next; - unsigned long src_addr; - unsigned long dst_addr; - unsigned long count; -}; - -enum bb_func_mode -{ - TRACE_KEEP = 0, TRACE_ON = 1, TRACE_OFF = 2 -}; - -struct bb_func -{ - struct bb_func *next; - char *funcname; - char *filename; - enum bb_func_mode mode; -}; - -/* This is the connection to the outside world. - The BLOCK_PROFILER macro must set __bb.blocks - and __bb.blockno. */ - -struct { - unsigned long blockno; - struct bb *blocks; -} __bb; - -/* Vars to store addrs of source and destination basic blocks - of a jump. */ - -static unsigned long bb_src = 0; -static unsigned long bb_dst = 0; - -static FILE *bb_tracefile = (FILE *) 0; -static struct bb_edge **bb_hashbuckets = (struct bb_edge **) 0; -static struct bb_func *bb_func_head = (struct bb_func *) 0; -static unsigned long bb_callcount = 0; -static int bb_mode = 0; - -static unsigned long *bb_stack = (unsigned long *) 0; -static size_t bb_stacksize = 0; - -static int reported = 0; - -/* Trace modes: -Always : Print execution frequencies of basic blocks - to file bb.out. -bb_mode & 1 != 0 : Dump trace of basic blocks to file bbtrace[.gz] -bb_mode & 2 != 0 : Print jump frequencies to file bb.out. -bb_mode & 4 != 0 : Cut call instructions from basic block flow. -bb_mode & 8 != 0 : Insert return instructions in basic block flow. -*/ - -#ifdef HAVE_POPEN - -/*#include <sys/types.h>*/ -#include <sys/stat.h> -/*#include <malloc.h>*/ - -/* Commands executed by gopen. */ - -#define GOPENDECOMPRESS "gzip -cd " -#define GOPENCOMPRESS "gzip -c >" - -/* Like fopen but pipes through gzip. mode may only be "r" or "w". - If it does not compile, simply replace gopen by fopen and delete - '.gz' from any first parameter to gopen. */ - -static FILE * -gopen (char *fn, char *mode) -{ - int use_gzip; - char *p; - - if (mode[1]) - return (FILE *) 0; - - if (mode[0] != 'r' && mode[0] != 'w') - return (FILE *) 0; - - p = fn + strlen (fn)-1; - use_gzip = ((p[-1] == '.' && (p[0] == 'Z' || p[0] == 'z')) - || (p[-2] == '.' && p[-1] == 'g' && p[0] == 'z')); - - if (use_gzip) - { - if (mode[0]=='r') - { - FILE *f; - char *s = (char *) malloc (sizeof (char) * strlen (fn) - + sizeof (GOPENDECOMPRESS)); - strcpy (s, GOPENDECOMPRESS); - strcpy (s + (sizeof (GOPENDECOMPRESS)-1), fn); - f = popen (s, mode); - free (s); - return f; - } - - else - { - FILE *f; - char *s = (char *) malloc (sizeof (char) * strlen (fn) - + sizeof (GOPENCOMPRESS)); - strcpy (s, GOPENCOMPRESS); - strcpy (s + (sizeof (GOPENCOMPRESS)-1), fn); - if (!(f = popen (s, mode))) - f = fopen (s, mode); - free (s); - return f; - } - } - - else - return fopen (fn, mode); -} - -static int -gclose (FILE *f) -{ - struct stat buf; - - if (f != 0) - { - if (!fstat (fileno (f), &buf) && S_ISFIFO (buf.st_mode)) - return pclose (f); - - return fclose (f); - } - return 0; -} - -#endif /* HAVE_POPEN */ - -/* Called once per program. */ - -static void -__bb_exit_trace_func (void) -{ - FILE *file = fopen ("bb.out", "a"); - struct bb_func *f; - struct bb *b; - - if (!file) - perror ("bb.out"); - - if (bb_mode & 1) - { - if (!bb_tracefile) - perror ("bbtrace"); - else -#ifdef HAVE_POPEN - gclose (bb_tracefile); -#else - fclose (bb_tracefile); -#endif /* HAVE_POPEN */ - } - - /* Check functions in `bb.in'. */ - - if (file) - { - long time_value; - const struct bb_func *p; - int printed_something = 0; - struct bb *ptr; - long blk; - - /* This is somewhat type incorrect. */ - time ((void *) &time_value); - - for (p = bb_func_head; p != (struct bb_func *) 0; p = p->next) - { - for (ptr = bb_head; ptr != (struct bb *) 0; ptr = ptr->next) - { - if (!ptr->filename || (p->filename != (char *) 0 && strcmp (p->filename, ptr->filename))) - continue; - for (blk = 0; blk < ptr->ncounts; blk++) - { - if (!strcmp (p->funcname, ptr->functions[blk])) - goto found; - } - } - - if (!printed_something) - { - fprintf (file, "Functions in `bb.in' not executed during basic block profiling on %s\n", ctime ((void *) &time_value)); - printed_something = 1; - } - - fprintf (file, "\tFunction %s", p->funcname); - if (p->filename) - fprintf (file, " of file %s", p->filename); - fprintf (file, "\n" ); - -found: ; - } - - if (printed_something) - fprintf (file, "\n"); - - } - - if (bb_mode & 2) - { - if (!bb_hashbuckets) - { - if (!reported) - { - fprintf (stderr, "Profiler: out of memory\n"); - reported = 1; - } - return; - } - - else if (file) - { - long time_value; - int i; - unsigned long addr_max = 0; - unsigned long cnt_max = 0; - int cnt_len; - int addr_len; - - /* This is somewhat type incorrect, but it avoids worrying about - exactly where time.h is included from. It should be ok unless - a void * differs from other pointer formats, or if sizeof (long) - is < sizeof (time_t). It would be nice if we could assume the - use of rationale standards here. */ - - time ((void *) &time_value); - fprintf (file, "Basic block jump tracing"); - - switch (bb_mode & 12) - { - case 0: - fprintf (file, " (with call)"); - break; - - case 4: - /* Print nothing. */ - break; - - case 8: - fprintf (file, " (with call & ret)"); - break; - - case 12: - fprintf (file, " (with ret)"); - break; - } - - fprintf (file, " finished on %s\n", ctime ((void *) &time_value)); - - for (i = 0; i < BB_BUCKETS; i++) - { - struct bb_edge *bucket = bb_hashbuckets[i]; - for ( ; bucket; bucket = bucket->next ) - { - if (addr_max < bucket->src_addr) - addr_max = bucket->src_addr; - if (addr_max < bucket->dst_addr) - addr_max = bucket->dst_addr; - if (cnt_max < bucket->count) - cnt_max = bucket->count; - } - } - addr_len = num_digits (addr_max, 16); - cnt_len = num_digits (cnt_max, 10); - - for ( i = 0; i < BB_BUCKETS; i++) - { - struct bb_edge *bucket = bb_hashbuckets[i]; - for ( ; bucket; bucket = bucket->next ) - { - fprintf (file, - "Jump from block 0x%.*lx to block 0x%.*lx executed %*lu time(s)\n", - addr_len, bucket->src_addr, - addr_len, bucket->dst_addr, - cnt_len, bucket->count); - } - } - - fprintf (file, "\n"); - - } - } - - if (file) - fclose (file); - - /* Free allocated memory. */ - - f = bb_func_head; - while (f) - { - struct bb_func *old = f; - - f = f->next; - if (old->funcname) free (old->funcname); - if (old->filename) free (old->filename); - free (old); - } - - if (bb_stack) - free (bb_stack); - - if (bb_hashbuckets) - { - int i; - - for (i = 0; i < BB_BUCKETS; i++) - { - struct bb_edge *old, *bucket = bb_hashbuckets[i]; - - while (bucket) - { - old = bucket; - bucket = bucket->next; - free (old); - } - } - free (bb_hashbuckets); - } - - for (b = bb_head; b; b = b->next) - if (b->flags) free (b->flags); -} - -/* Called once per program. */ - -static void -__bb_init_prg (void) -{ - FILE *file; - char buf[BBINBUFSIZE]; - const char *p; - const char *pos; - enum bb_func_mode m; - int i; - - /* Initialize destructor. */ - atexit (__bb_exit_func); - - if (!(file = fopen ("bb.in", "r"))) - return; - - while(fgets (buf, BBINBUFSIZE, file) != 0) - { - i = strlen (buf); - if (buf[i-1] == '\n') - buf[--i] = '\0'; - - p = buf; - if (*p == '-') - { - m = TRACE_OFF; - p++; - } - else - { - m = TRACE_ON; - } - if (!strcmp (p, "__bb_trace__")) - bb_mode |= 1; - else if (!strcmp (p, "__bb_jumps__")) - bb_mode |= 2; - else if (!strcmp (p, "__bb_hidecall__")) - bb_mode |= 4; - else if (!strcmp (p, "__bb_showret__")) - bb_mode |= 8; - else - { - struct bb_func *f = (struct bb_func *) malloc (sizeof (struct bb_func)); - if (f) - { - unsigned long l; - f->next = bb_func_head; - if ((pos = strchr (p, ':'))) - { - if (!(f->funcname = (char *) malloc (strlen (pos+1)+1))) - continue; - strcpy (f->funcname, pos+1); - l = pos-p; - if ((f->filename = (char *) malloc (l+1))) - { - strncpy (f->filename, p, l); - f->filename[l] = '\0'; - } - else - f->filename = (char *) 0; - } - else - { - if (!(f->funcname = (char *) malloc (strlen (p)+1))) - continue; - strcpy (f->funcname, p); - f->filename = (char *) 0; - } - f->mode = m; - bb_func_head = f; - } - } - } - fclose (file); - -#ifdef HAVE_POPEN - - if (bb_mode & 1) - bb_tracefile = gopen ("bbtrace.gz", "w"); - -#else - - if (bb_mode & 1) - bb_tracefile = fopen ("bbtrace", "w"); - -#endif /* HAVE_POPEN */ - - if (bb_mode & 2) - { - bb_hashbuckets = (struct bb_edge **) - malloc (BB_BUCKETS * sizeof (struct bb_edge *)); - if (bb_hashbuckets) - /* Use a loop here rather than calling bzero to avoid having to - conditionalize its existance. */ - for (i = 0; i < BB_BUCKETS; i++) - bb_hashbuckets[i] = 0; - } - - if (bb_mode & 12) - { - bb_stacksize = 10; - bb_stack = (unsigned long *) malloc (bb_stacksize * sizeof (*bb_stack)); - } - - /* Initialize destructor. */ - atexit (__bb_exit_trace_func); -} - -/* Called upon entering a basic block. */ - -void -__bb_trace_func (void) -{ - struct bb_edge *bucket; - - MACHINE_STATE_SAVE("1") - - if (!bb_callcount || (__bb.blocks->flags && (__bb.blocks->flags[__bb.blockno] & TRACE_OFF))) - goto skip; - - bb_dst = __bb.blocks->addresses[__bb.blockno]; - __bb.blocks->counts[__bb.blockno]++; - - if (bb_tracefile) - { - fwrite (&bb_dst, sizeof (unsigned long), 1, bb_tracefile); - } - - if (bb_hashbuckets) - { - struct bb_edge **startbucket, **oldnext; - - oldnext = startbucket - = & bb_hashbuckets[ (((int) bb_src*8) ^ (int) bb_dst) % BB_BUCKETS ]; - bucket = *startbucket; - - for (bucket = *startbucket; bucket; - oldnext = &(bucket->next), bucket = *oldnext) - { - if (bucket->src_addr == bb_src - && bucket->dst_addr == bb_dst) - { - bucket->count++; - *oldnext = bucket->next; - bucket->next = *startbucket; - *startbucket = bucket; - goto ret; - } - } - - bucket = (struct bb_edge *) malloc (sizeof (struct bb_edge)); - - if (!bucket) - { - if (!reported) - { - fprintf (stderr, "Profiler: out of memory\n"); - reported = 1; - } - } - - else - { - bucket->src_addr = bb_src; - bucket->dst_addr = bb_dst; - bucket->next = *startbucket; - *startbucket = bucket; - bucket->count = 1; - } - } - -ret: - bb_src = bb_dst; - -skip: - ; - - MACHINE_STATE_RESTORE("1") - -} - -/* Called when returning from a function and `__bb_showret__' is set. */ - -static void -__bb_trace_func_ret (void) -{ - struct bb_edge *bucket; - - if (!bb_callcount || (__bb.blocks->flags && (__bb.blocks->flags[__bb.blockno] & TRACE_OFF))) - goto skip; - - if (bb_hashbuckets) - { - struct bb_edge **startbucket, **oldnext; - - oldnext = startbucket - = & bb_hashbuckets[ (((int) bb_dst * 8) ^ (int) bb_src) % BB_BUCKETS ]; - bucket = *startbucket; - - for (bucket = *startbucket; bucket; - oldnext = &(bucket->next), bucket = *oldnext) - { - if (bucket->src_addr == bb_dst - && bucket->dst_addr == bb_src) - { - bucket->count++; - *oldnext = bucket->next; - bucket->next = *startbucket; - *startbucket = bucket; - goto ret; - } - } - - bucket = (struct bb_edge *) malloc (sizeof (struct bb_edge)); - - if (!bucket) - { - if (!reported) - { - fprintf (stderr, "Profiler: out of memory\n"); - reported = 1; - } - } - - else - { - bucket->src_addr = bb_dst; - bucket->dst_addr = bb_src; - bucket->next = *startbucket; - *startbucket = bucket; - bucket->count = 1; - } - } - -ret: - bb_dst = bb_src; - -skip: - ; - -} - -/* Called upon entering the first function of a file. */ - -static void -__bb_init_file (struct bb *blocks) -{ - - const struct bb_func *p; - long blk, ncounts = blocks->ncounts; - const char **functions = blocks->functions; - - /* Set up linked list. */ - blocks->zero_word = 1; - blocks->next = bb_head; - bb_head = blocks; - - blocks->flags = 0; - if (!bb_func_head - || !(blocks->flags = (char *) malloc (sizeof (char) * blocks->ncounts))) - return; - - for (blk = 0; blk < ncounts; blk++) - blocks->flags[blk] = 0; - - for (blk = 0; blk < ncounts; blk++) - { - for (p = bb_func_head; p; p = p->next) - { - if (!strcmp (p->funcname, functions[blk]) - && (!p->filename || !strcmp (p->filename, blocks->filename))) - { - blocks->flags[blk] |= p->mode; - } - } - } - -} - -/* Called when exiting from a function. */ - -void -__bb_trace_ret (void) -{ - - MACHINE_STATE_SAVE("2") - - if (bb_callcount) - { - if ((bb_mode & 12) && bb_stacksize > bb_callcount) - { - bb_src = bb_stack[bb_callcount]; - if (bb_mode & 8) - __bb_trace_func_ret (); - } - - bb_callcount -= 1; - } - - MACHINE_STATE_RESTORE("2") - -} - -/* Called when entering a function. */ - -void -__bb_init_trace_func (struct bb *blocks, unsigned long blockno) -{ - static int trace_init = 0; - - MACHINE_STATE_SAVE("3") - - if (!blocks->zero_word) - { - if (!trace_init) - { - trace_init = 1; - __bb_init_prg (); - } - __bb_init_file (blocks); - } - - if (bb_callcount) - { - - bb_callcount += 1; - - if (bb_mode & 12) - { - if (bb_callcount >= bb_stacksize) - { - size_t newsize = bb_callcount + 100; - - bb_stack = (unsigned long *) realloc (bb_stack, newsize); - if (! bb_stack) - { - if (!reported) - { - fprintf (stderr, "Profiler: out of memory\n"); - reported = 1; - } - bb_stacksize = 0; - goto stack_overflow; - } - bb_stacksize = newsize; - } - bb_stack[bb_callcount] = bb_src; - - if (bb_mode & 4) - bb_src = 0; - - } - -stack_overflow:; - - } - - else if (blocks->flags && (blocks->flags[blockno] & TRACE_ON)) - { - bb_callcount = 1; - bb_src = 0; - - if (bb_stack) - bb_stack[bb_callcount] = bb_src; - } - - MACHINE_STATE_RESTORE("3") -} - diff --git a/libgloss/mep/mep-gmon.c b/libgloss/mep/mep-gmon.c deleted file mode 100644 index 72d6369a3..000000000 --- a/libgloss/mep/mep-gmon.c +++ /dev/null @@ -1,411 +0,0 @@ -/*- - * Copyright (c) 1991, 1998, 2001 The Regents of the University of California. - * All rights reserved. - * - * 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. - * 3. [rescinded 22 July 1999] - * 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. - */ - -#ifndef lint -static char sccsid[] = "@(#)gmon.c 5.3 (Berkeley) 5/22/91"; -#endif /* not lint */ - -#include <fcntl.h> -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> - -#define GMON_PTR_SIZE 4 - -struct phdr - { - char *lpc; /* base pc address of sample buffer */ - char *hpc; /* max pc address of sampled buffer */ - int ncnt; /* size of sample buffer (plus this header) */ - - char version[4]; /* version number */ - char profrate[4]; /* profiling clock rate */ - char spare[3*4]; /* reserved */ - }; - -#define GMONVERSION 0x00051879 - -/* - * Histogram counters are unsigned shorts: - */ -#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 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! - */ -#define HASHFRACTION 1 - -/* - * Percent of text space to allocate for tostructs with a minimum: - */ -#define ARCDENSITY 2 -#define MINARCS 50 - -struct tostruct - { - char *selfpc; - int count; - unsigned short link; - }; - -/* - * A raw arc, with pointers to the calling site and the called site - * and a count. Everything is defined in terms of characters so - * as to get a packed representation (otherwise, different compilers - * might introduce different padding): - */ -struct rawarc - { - unsigned long raw_frompc; - unsigned long raw_selfpc; - int raw_count; - }; - -/* - * General rounding functions: - */ -#define ROUNDDOWN(x,y) (((x)/(y))*(y)) -#define ROUNDUP(x,y) ((((x)+(y)-1)/(y))*(y)) - - -#ifdef __alpha -extern char *sbrk (); -#endif - - /* - * froms is actually a bunch of unsigned shorts indexing tos - */ -static int profiling = 3; -static unsigned short *froms; -static struct tostruct *tos = 0; -static long tolimit = 0; -static char *s_lowpc = 0; -static char *s_highpc = 0; -static unsigned long s_textsize = 0; - -static int ssiz; -static char *sbuf; -static int s_scale; - /* see profil(2) where this is describe (incorrectly) */ -#define SCALE_1_TO_1 0x10000L - -#define MSG "No space for profiling buffer(s)\n" - -#ifndef O_BINARY -#define O_BINARY 0 -#endif - -static void -moncleanup () -{ - int fd; - int fromindex; - int endfrom; - char *frompc; - int toindex; - struct rawarc rawarc; - - profiling = 1; - fd = open ("gmon.out", O_WRONLY|O_TRUNC|O_CREAT|O_BINARY, 0666); - if (fd < 0) - { - perror ("mcount: gmon.out"); - return; - } -#ifdef DEBUG - fprintf (stderr, "[mcleanup] sbuf 0x%x ssiz %d\n", sbuf, ssiz); -#endif /* DEBUG */ - write (fd, sbuf, ssiz); - endfrom = s_textsize / (HASHFRACTION * sizeof (*froms)); - for (fromindex = 0; fromindex < endfrom; fromindex++) - { - if (froms[fromindex] == 0) - { - continue; - } - frompc = s_lowpc + (fromindex * HASHFRACTION * sizeof (*froms)); - for (toindex = froms[fromindex]; toindex != 0; - toindex = tos[toindex].link) - { -#ifdef DEBUG - fprintf (stderr, - "[mcleanup] frompc 0x%x selfpc 0x%x count %d\n", - frompc, tos[toindex].selfpc, tos[toindex].count); -#endif /* DEBUG */ - rawarc.raw_frompc = (unsigned long) frompc; - rawarc.raw_selfpc = (unsigned long) tos[toindex].selfpc; - rawarc.raw_count = tos[toindex].count; - write (fd, &rawarc, sizeof rawarc); - } - } - close (fd); -} - -static void -monstartup (lowpc, highpc) - char *lowpc; - char *highpc; -{ - int monsize; - char *buffer; - register int o; - - atexit (moncleanup); - - /* - * 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. - */ - lowpc = (char *) - ROUNDDOWN ((unsigned) lowpc, HISTFRACTION * sizeof (HISTCOUNTER)); - s_lowpc = lowpc; - highpc = (char *) - ROUNDUP ((unsigned) highpc, HISTFRACTION * sizeof (HISTCOUNTER)); - s_highpc = highpc; - s_textsize = highpc - lowpc; - monsize = (s_textsize / HISTFRACTION) + sizeof (struct phdr); - buffer = sbrk (monsize); - if (buffer == (char *) -1) - { - write (2, MSG, sizeof (MSG)); - return; - } - froms = (unsigned short *) sbrk (s_textsize / HASHFRACTION); - if (froms == (unsigned short *) -1) - { - write (2, MSG, sizeof (MSG)); - froms = 0; - return; - } - tolimit = s_textsize * ARCDENSITY / 100; - if (tolimit < MINARCS) - { - tolimit = MINARCS; - } - else if (tolimit > 65534) - { - tolimit = 65534; - } - tos = (struct tostruct *) sbrk (tolimit * sizeof (struct tostruct)); - if (tos == (struct tostruct *) -1) - { - write (2, MSG, sizeof (MSG)); - froms = 0; - tos = 0; - return; - } - tos[0].link = 0; - sbuf = buffer; - ssiz = monsize; - ((struct phdr *) buffer)->lpc = lowpc; - ((struct phdr *) buffer)->hpc = highpc; - ((struct phdr *) buffer)->ncnt = ssiz; - monsize -= sizeof (struct phdr); - if (monsize <= 0) - return; - o = highpc - lowpc; - if (monsize < o) -#if 0 - s_scale = ((float) monsize / o) * SCALE_1_TO_1; -#else /* avoid floating point */ - { - int quot = o / monsize; - - if (quot >= 0x10000) - s_scale = 1; - else if (quot >= 0x100) - s_scale = 0x10000 / quot; - else if (o >= 0x800000) - s_scale = 0x1000000 / (o / (monsize >> 8)); - else - s_scale = 0x1000000 / ((o << 8) / monsize); - } -#endif - else - s_scale = SCALE_1_TO_1; - profiling = 0; -} - -/* These happen to be in the right place because of how crt0 works */ -extern char __attribute__((far)) _start; -extern char __attribute__((far)) _etext; - -void -__mep_mcount_2 (selfpc, frompcindex) - char *selfpc; - unsigned short *frompcindex; -{ - struct tostruct *top; - struct tostruct *prevtop; - long toindex; - static int initialized = 0; - - if (!initialized) - { - initialized = 1; - monstartup (&_start, &_etext); - } - - /* - * check that we are profiling - * and that we aren't recursively invoked. - */ - if (profiling) - { - goto out; - } - profiling++; - /* - * check that frompcindex is a reasonable pc value. - * for example: signal catchers get called from the stack, - * not from text space. too bad. - */ - frompcindex = (unsigned short *) ((long) frompcindex - (long) s_lowpc); - if ((unsigned long) frompcindex > s_textsize) - { - goto done; - } - frompcindex = - &froms[((long) frompcindex) / (HASHFRACTION * sizeof (*froms))]; - toindex = *frompcindex; - if (toindex == 0) - { - /* - * first time traversing this arc - */ - toindex = ++tos[0].link; - if (toindex >= tolimit) - { - goto overflow; - } - *frompcindex = toindex; - top = &tos[toindex]; - top->selfpc = selfpc; - top->count = 1; - top->link = 0; - goto done; - } - top = &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 = ++tos[0].link; - if (toindex >= tolimit) - { - goto overflow; - } - top = &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 = &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: - profiling--; - /* and fall through */ -out: - return; /* normal return restores saved registers */ - -overflow: - profiling++; /* halt further profiling */ -# define TOLIMIT "mcount: tos overflow\n" - write (2, TOLIMIT, sizeof (TOLIMIT)); - goto out; -} - - - diff --git a/libgloss/mep/min.ld b/libgloss/mep/min.ld deleted file mode 100644 index 265fb19d8..000000000 --- a/libgloss/mep/min.ld +++ /dev/null @@ -1,196 +0,0 @@ -/* - * Copyright (c) 2000 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ -OUTPUT_FORMAT("elf32-mep", "elf32-mep", - "elf32-mep") -OUTPUT_ARCH(mep) -ENTRY(_start) -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = 0x0080000; - .gnu.version : { *(.gnu.version) } - .gnu.version_d : { *(.gnu.version_d) } - .gnu.version_r : { *(.gnu.version_r) } - .init : - { - KEEP (*(.init)) - } =0 - .plt : { *(.plt) } - .text : - { - *(.text) - *(.text.*) - *(.stub) - /* .gnu.warning sections are handled specially by elf32.em. */ - *(.gnu.warning) - *(.gnu.linkonce.t.*) - *(.ftext) *(.ftext.*) *(.gnu.linkonce.ft.*) - . = ALIGN(8); - *(.vftext) *(.vftext.*) *(.gnu.linkonce.vf.*) - *(.frodata) *(.frodata.*) *(.gnu.linkonce.frd.*) - } =0 - .fini : - { - KEEP (*(.fini)) - } =0 - PROVIDE (__etext = .); - PROVIDE (_etext = .); - PROVIDE (etext = .); - .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } - .rodata1 : { *(.rodata1) } - - __stack_size = 0x100000; - __stack0 = (__stack - (0 * (__stack_size / 1)) + 15) / 16 * 16; - - .rostacktab : - { - /* Emit a table describing the location of the different stacks. - Only 1 processor in the default configuration. */ - . = ALIGN(4); - __stack_table = .; - LONG (__stack0); - } - - .sdata2 : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) } - .sbss2 : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) } - /* Adjust the address for the data segment. We want to adjust up to - the same address within the page on the next page up. */ - . = ALIGN(256) + (. & (256 - 1)); - .data : - { - __data_start = . ; - *(.data) - *(.data.*) - *(.gnu.linkonce.d.*) - SORT(CONSTRUCTORS) - } - .data1 : { *(.data1) } - .eh_frame : { KEEP (*(.eh_frame)) } - .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } - . = ALIGN(4); - __tpbase = .; - .based : { *(.based) *(.based.*) *(.gnu.linkonce.based.*) } - .far : { *(.far) *(.far.*) *(.gnu.linkonce.far.*) } - .dynamic : { *(.dynamic) } - .ctors : - { - /* gcc uses crtbegin.o to find the start of - the constructors, so we make sure it is - first. Because this is a wildcard, it - doesn't matter if the user does not - actually link against crtbegin.o; the - linker won't look for a file to match a - wildcard. The wildcard also means that it - doesn't matter which directory crtbegin.o - is in. */ - KEEP (*crtbegin.o(.ctors)) - /* We don't want to include the .ctor section from - from the crtend.o file until after the sorted ctors. - The .ctor section from the crtend file contains the - end of ctors marker and it must be last */ - KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors)) - KEEP (*(SORT(.ctors.*))) - KEEP (*(.ctors)) - } - .dtors : - { - KEEP (*crtbegin.o(.dtors)) - KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors)) - KEEP (*(SORT(.dtors.*))) - KEEP (*(.dtors)) - } - . = ALIGN(4); - __sdabase = . + 0x8000; - .got : { *(.got.plt) *(.got) } - /* We want the small data sections together, so single-instruction offsets - can access them all, and initialized data all before uninitialized, so - we can shorten the on-disk segment size. */ - .srodata : { *(.srodata) *(.srodata.*) *(.gnu.linkonce.srd.*) } - .sdata : - { - *(.sdata) - *(.sdata.*) - *(.gnu.linkonce.s.*) - } - _edata = .; - PROVIDE (edata = .); - __bss_start = .; - .sbss : - { - PROVIDE (__sbss_start = .); - PROVIDE (___sbss_start = .); - *(.dynsbss) - *(.sbss) - *(.sbss.*) - *(.gnu.linkonce.sb.*) - *(.scommon) - PROVIDE (__sbss_end = .); - PROVIDE (___sbss_end = .); - } - .bss : - { - *(.dynbss) - *(.bss) - *(.bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - /* Align here to ensure that the .bss section occupies space up to - _end. Align after .bss to ensure correct alignment even if the - .bss section disappears because there are no input sections. */ - . = ALIGN(32 / 8); - } - .farbss : { PROVIDE (__farbss_start = .); *(.farbss) *(.farbss.*) PROVIDE (__farbss_end = .); } - . = ALIGN(32 / 8); - _end = .; - PROVIDE (end = .); - - __stack = 0x00effff0; - PROVIDE (__heap = 0x00f00000); - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - /* DWARF debug sections. - Symbols in the DWARF debugging sections are relative to the beginning - of the section so we begin them at 0. */ - /* DWARF 1 */ - .debug 0 : { *(.debug) } - .line 0 : { *(.line) } - /* GNU DWARF 1 extensions */ - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_sfnames 0 : { *(.debug_sfnames) } - /* DWARF 1.1 and DWARF 2 */ - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - /* DWARF 2 */ - .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) } - .debug_abbrev 0 : { *(.debug_abbrev) } - .debug_line 0 : { *(.debug_line) } - .debug_frame 0 : { *(.debug_frame) } - .debug_str 0 : { *(.debug_str) } - .debug_loc 0 : { *(.debug_loc) } - .debug_macinfo 0 : { *(.debug_macinfo) } - .debug_ranges 0 : { *(.debug_ranges) } - /* SGI/MIPS DWARF 2 extensions */ - .debug_weaknames 0 : { *(.debug_weaknames) } - .debug_funcnames 0 : { *(.debug_funcnames) } - .debug_typenames 0 : { *(.debug_typenames) } - .debug_varnames 0 : { *(.debug_varnames) } - /* These must appear regardless of . */ -} diff --git a/libgloss/mep/read.c b/libgloss/mep/read.c deleted file mode 100644 index 3cf5f7b78..000000000 --- a/libgloss/mep/read.c +++ /dev/null @@ -1,36 +0,0 @@ -/* read.c -- read characters from file, with hook. - * - * Copyright (c) 2003 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -extern int __mep_read(int, unsigned char *, int); -extern int _ioIn(void) __attribute__((weak)); - -int -read(int fd, unsigned char *buf, int count) -{ - if (fd == 0 && &_ioIn) - { - int c = 0; - while (c < count) - { - int ch = _ioIn(); - *buf++ = ch; - if (ch == -1) - break; - c ++; - } - return c; - } - return __mep_read(fd, buf, count); -} diff --git a/libgloss/mep/sbrk.c b/libgloss/mep/sbrk.c deleted file mode 100644 index 9ec8676f5..000000000 --- a/libgloss/mep/sbrk.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * Copyright (c) 2003 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -#include <errno.h> - -extern int __heap __far; /* beginning of heap */ -extern int __heap_end __far; /* if at address 0, use stack pointer as limit */ - -static char *the_break = (char *)(& __heap); - -int -is_addr_0 (int address) -{ - return address ? 0 : 1; -} - -void * -sbrk(int inc) -{ - char *current_heap_limit = (char *) (& __heap_end); - - /* is_addr_0 avoids optimizing out this block. */ - if (is_addr_0 ((int) current_heap_limit)) - { - int something; - int margin = 4096; - current_heap_limit = (char *) (& something) - margin; - } - - if ((the_break + inc) < current_heap_limit) - { - void *rv = (void *) the_break; - the_break += inc; - return rv; - } - else - { - errno = ENOMEM; - return (void *) -1; - } -} - -int -brk (void *ptr) -{ - the_break = ptr; - return 0; -} diff --git a/libgloss/mep/sdram-crt0.S b/libgloss/mep/sdram-crt0.S deleted file mode 100644 index b8f7b649f..000000000 --- a/libgloss/mep/sdram-crt0.S +++ /dev/null @@ -1,21 +0,0 @@ -# Copyright (c) 2003 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy -# of this license is available at http://www.opensource.org/licenses. Any -# Red Hat trademarks that are incorporated in the source code or documentation -# are not subject to the BSD License and may only be used or replicated with -# the express permission of Red Hat, Inc. -# -# Toshiba Media Processor startup file (crt0.S) -# -# Designed for user programs running in the 0-2Mb startup section -# which put interrupt/exception vectors in sdram. -# - -#define NOSIM -#define UseSDRAM -#include "sim-crt0.S" diff --git a/libgloss/mep/sim-crt0.S b/libgloss/mep/sim-crt0.S deleted file mode 100644 index 0ce5f489b..000000000 --- a/libgloss/mep/sim-crt0.S +++ /dev/null @@ -1,496 +0,0 @@ -# Copyright (c) 2003 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy of -# this license is available at http://www.opensource.org/licenses. Any Red Hat -# trademarks that are incorporated in the source code or documentation are not -# subject to the BSD License and may only be used or replicated with the express -# permission of Red Hat, Inc. -# -# Toshiba Media Processor startup file (crt0.S) -# -# Designed for user programs running in the 0-2Mb startup section. -# Designed for the simulator by default. -# -# Exception/Interrupt Handler Locations -# CFG.EVM CFG.EVA CFG.IVA Exception INTn -## 0 - - 0x0000_0000 0x0000_0030 rom -## 1 0 0 0x0020_0000 0x0020_0030 local RAM / local RAM -## 1 1 0 0x0080_0000 0x0020_0000 ext RAM / local RAM -## 1 0 1 0x0020_0000 0x0080_0000 local RAM / ext RAM -## 1 1 1 0x0080_0000 0x0080_0030 ext RAM / ext RAM -# -# Exceptions -# Reset 0x0000_0000 -# NMI 0x0000_0000+4 -# RI (Base Address) +0x08 -# ZDIV (Base Address) +0x0C -# BRK (Base Address) +0x10 -# SWI (Base Address) +0x14 -# DSP (Base Address) +0x1C -# COP (Base Address) +0x20 - - .set _local_ram_base, 0x00200000 - .set _ext_ram_base, 0x00800000 - .set _int_base_offset, 0x30 - -#include "syscall.h" - -.macro if_bitfield_zero reg, start, length, label - ldc $0, \reg - srl $0, \start - and3 $0, $0, (1 << \length) - 1 - beqz $0,\label -.endm - -.macro if_bitfield_notN reg, start, length, N, label - ldc $0, \reg - srl $0, \start - and3 $0, $0, (1 << \length) - 1 - bnei $0,\N, \label -.endm - -.macro if_bitfield_eqN reg, start, length, N, label - ldc $0, \reg - srl $0, \start - and3 $0, $0, (1 << \length) - 1 - beqi $0,\N, \label -.endm - -.macro if_bitfield_ltN reg, start, length, N, label - ldc $0, \reg - srl $0, \start - and3 $0, $0, (1 << \length) - 1 - blti $0,\N, \label -.endm - - .section .hwinit, "ax" - # CCFG.ICSZ - if_bitfield_zero reg=$ccfg, start=16, length=7, label=.Lend_enable_icache -__enable_icache: - # set ICE(cfg[1]) - ldc $1,$cfg - or3 $1,$1,2 - stc $1,$cfg - nop - nop - nop - nop - nop -.Lend_enable_icache: - ret - -__enable_dcache: - # CCFG.DCSZ - if_bitfield_zero reg=$ccfg, start=0, length=7, label=.Lend_enable_dcache - # set DCE(cfg[0]) - ldc $1,$cfg - or3 $1,$1,1 - stc $1,$cfg - nop - nop - nop - nop - nop - ret -.Lend_enable_dcache: - - .text - -#ifdef NOVEC - .global _reset -_reset: -#endif - - .global _start -_start: - mov $fp, 0 # for unwinding - - # $sp set - movh $sp, %uhi(__stack_table) - or3 $sp, $sp, %lo(__stack_table) - -#ifndef NOVEC - # copy exception vector table - - # RCFG.IRSZ - if_bitfield_zero reg=$rcfg, start=16, length=7, label=.Lend_ev_imem - # handle imem - movh $11,%uhi(_local_ram_base) - or3 $11,$11,%lo(_local_ram_base) - # clear CFG.EVA ([23]) - ldc $0,$cfg - movh $1, %uhi(0xff7fffff) - or3 $1, $1, %lo(0xff7fffff) - and $0,$1 - stc $0,$cfg - bra .Ldo_repeat_ev -.Lend_ev_imem: -#ifdef UseSDRAM - movh $11,%uhi(_ext_ram_base) - or3 $11,$11,%lo(_ext_ram_base) - # set CFG.EVA ([23]) - ldc $0,$cfg - movh $1,%uhi(1<<23) - or3 $1,$1,%lo(1<<23) - or $0,$1 - stc $0,$cfg -#else - # handle ROM - bra .Lend_ev -#endif -.Ldo_repeat_ev: - # set CFG.EVM ([4]) - ldc $0,$cfg - or3 $0,$0,(1<<4) - stc $0,$cfg - # copy _exception_table to $11 - movh $12,%uhi(_exception_table) - or3 $12,$12,%lo(_exception_table) - mov $13,8 - repeat $13,.Lrepeat_ev - lw $1,0($12) - add $12,4 -.Lrepeat_ev: - sw $1,0($11) - add $11,4 -.Lend_ev: - - # copy interrupt vector table - # RCFG.IRSZ - if_bitfield_zero reg=$rcfg, start=16, length=7, label=.Lend_iv_imem - # handle imem - movh $11,%uhi(_local_ram_base) - or3 $11,$11,%lo(_int_base_offset) - # clear CFG.IVA ([22]) - ldc $0,$cfg - movh $1,%uhi(0xffbfffff) # ~(1<<22) - or3 $1,$1,%lo(0xffbfffff) - and $0,$1 - stc $0,$cfg - bra .Ldo_repeat_iv -.Lend_iv_imem: -#ifdef UseSDRAM - movh $11,%uhi(_ext_ram_base) - or3 $11,$11,%lo(_int_base_offset) - # set CFG. IVA ([22]) - ldc $0,$cfg - movh $1,%uhi(1<<22) - or3 $1,$1,%lo(1<<22) - or $0,$1 - stc $0,$cfg -#else - # handle ROM - bra .Lend_iv -#endif -.Ldo_repeat_iv: - # set CFG.IVM ([3]) - ldc $0,$cfg - or3 $0,$0,(1<<3) - stc $0,$cfg - # copy _interrupt_table to $11 - movh $12,%uhi(_interrupt_table) - or3 $12,$12,%lo(_interrupt_table) - mov $13,32 - add $13,-1 - and3 $13,$13,127 - repeat $13,.Lrepeat_iv - lw $1,0($12) - add $12,4 -.Lrepeat_iv: - sw $1,0($11) - add $11,4 -.Lend_iv: - - # initialize instruction cache - # Icache Size CCFG.ICSZ ([22..16]) KByte - if_bitfield_zero reg=$ccfg, start=16, length=7, label=.Lend_ic - mov $3,$0 # cache size in KB - # ID.ID - if_bitfield_ltN reg=$ID, start=8, length=8, N=3, label=.Lend_mepc3_ic - # Line Size CCFG.ICSZ ([26..24]) Byte - if_bitfield_ltN reg=$ccfg, start=24, length=3, N=2, label=.Lend_ic - bgei $0,5,.Lend_ic - - add3 $1,$0,3 # bit width of line size - mov $0,$3 - # clear tag - mov $2,10 - sub $2,$1 - sll $0,$2 # *KByte/(line size) - add $0,-1 - mov $2,1 - sll $2,$1 # line size - bra .Ldo_repeat_icache -.Lend_mepc3_ic: - # ICache: $0 KByte - mov $0,$3 - # clear tag - sll $0,(10-5) # *KByte/(32byte=linesize) - add $0,-1 - mov $2,32 -.Ldo_repeat_icache: - mov $1,0 - bra 0f - # Align this code on an 8 byte boundary in order to keep the repeat - # loop entirely within the instruction fetch buffer. - .p2align 3 -0: - movh $3,%hi(0x00310000) # for tag - repeat $0,.Lrepeat_icache - add $0,-1 -.Lrepeat_icache: - sw $1,0($3) - add3 $3,$3,$2 -.Lenable_icache: - movh $1,%hi(__enable_icache) - add3 $1,$1,%lo(__enable_icache) - jsr $1 -.Lend_ic: - - # initialize data cache - # Dcache Size CCFG.DCSZ ([6..0]) KByte - if_bitfield_zero reg=$ccfg, start=0, length=7, label=.Lend_dc - mov $3,$0 # cache size in KB - # ID.ID - if_bitfield_ltN reg=$ID, start=8, length=8, N=3, label=.Lend_mepc3_dc - # Line Size CCFG.DCSZ ([10..8]) Byte - if_bitfield_ltN reg=$ccfg, start=8, length=3, N=2, label=.Lend_dc - bgei $0,5,.Lend_dc - - add3 $1,$0,3 # bit width of line size - mov $0,$3 - # clear tag - mov $2,10 - sub $2,$1 - sll $0,$2 # *KByte/(line size) - add $0,-1 - mov $2,1 - sll $2,$1 # line size - bra .Ldo_repeat_dcache -.Lend_mepc3_dc: - # DCache: $0 KByte - mov $0,$3 - # clear tag - sll $0,(10-5) # *KByte/(32byte=linesize) - add $0,-1 - mov $2,32 -.Ldo_repeat_dcache: - mov $1,0 - movh $3,%hi(0x00330000) # for tag - - repeat $0,.Lrepeat_dcache - add $0,-1 -.Lrepeat_dcache: - sw $1,0($3) - add3 $3,$3,$2 -.Lenable_dcache: - movh $1,%hi(__enable_dcache) - add3 $1,$1,%lo(__enable_dcache) - jsr $1 -.Lend_dc: - # NOVEC -#endif - # initialize sp, gp, tp - # get CPU ID - ldc $0, $id - srl $0, 16 - - # load ID-specific stack pointer - sl2ad3 $0, $0, $sp # $0 = ($0 << 2) + $sp - lw $sp,($0) # $sp = *($0) - mov $0, 0 - - movh $gp, %uhi(__sdabase) - or3 $gp, $gp, %lo(__sdabase) - - movh $tp, %uhi(__tpbase) - or3 $tp, $tp, %lo(__tpbase) - - # zero out BSS - movh $1, %uhi(__bss_start) - or3 $1, $1, %lo(__bss_start) - mov $2, 0 - movh $3, %uhi(_end) - or3 $3, $3, %lo(_end) - sub $3, $1 - bsr memset - - movh $1, %uhi(__sbss_start) - or3 $1, $1, %lo(__sbss_start) - mov $2, 0 - movh $3, %uhi(__sbss_end) - or3 $3, $3, %lo(__sbss_end) - sub $3, $1 - bsr memset - - movh $1, %uhi(__farbss_start) - or3 $1, $1, %lo(__farbss_start) - mov $2, 0 - movh $3, %uhi(__farbss_end) - or3 $3, $3, %lo(__farbss_end) - sub $3, $1 - bsr memset - - # enable interrupts - ei - - # construct global class variables - bsr __invoke_init_section - - # invoke main - mov $1, 0 # argc, argv, envp - mov $2, 0 - mov $3, 0 - bsr main - mov $1, $0 - bsr exit - - .global _exit -_exit: - # Prevent _exit recursion - movh $3, %uhi(_exit_in_progress) - or3 $3, $3, %lo(_exit_in_progress) - lw $5, ($3) - bnez $5, _skip_fini - mov $5, 1 - sw $5, ($3) - - # We don't need to preserve $5 because we're going to exit anyway. - mov $5,$1 - - # destruct global class variables - bsr __invoke_fini_section - mov $1,$5 - -_skip_fini: - -#ifdef NOSIM -_exit_loop: - bra _exit_loop -#else - .2byte 0x7800 | ((SYS_exit & 0xe) << 7) | ((SYS_exit & 1) << 4) - ret -#endif - - .data -_exit_in_progress: .word 0 - - - -# For these two, the epilogue is in crtn.S - - .section .init -__invoke_init_section: - add $sp, -4 - ldc $0, $lp - sw $0, ($sp) - - .section .fini -__invoke_fini_section: - add $sp, -4 - ldc $0, $lp - sw $0, ($sp) - -#ifndef NOVEC - .section .vec, "ax" - .core - .org 0x0, 0 - .global _exception_table -.type _exception_table,@function -_exception_table: - .p2align 2 - .org 0x0000, 0 - .global _reset -_reset: - jmp _handler_RESET - .org 0x0004, 0 - jmp _handler_NMI - .org 0x0008, 0 - jmp _handler_RI - .org 0x000c, 0 - jmp _handler_ZDIV - .org 0x0010, 0 - jmp _handler_BRK - .org 0x0014, 0 - jmp _handler_SWI - .org 0x0018, 0 - jmp _handler_DEBUG - .org 0x001c, 0 - jmp _handler_DSP - .org 0x0020, 0 - jmp _handler_COP - - .org 0x30, 0 - .global _interrupt_table -.type _interrupt_table,@function -_interrupt_table: - .org 0x0030 - jmp _handler_INT0 - .org 0x0034 - jmp _handler_INT1 - .org 0x0038 - jmp _handler_INT2 - .org 0x003c - jmp _handler_INT3 - .org 0x0040 - jmp _handler_INT4 - .org 0x0044 - jmp _handler_INT5 - .org 0x0048 - jmp _handler_INT6 - .org 0x004c - jmp _handler_INT7 - .org 0x0050 - jmp _handler_INT8 - .org 0x0054 - jmp _handler_INT9 - .org 0x0058 - jmp _handler_INT10 - .org 0x005c - jmp _handler_INT11 - .org 0x0060 - jmp _handler_INT12 - .org 0x0064 - jmp _handler_INT13 - .org 0x0068 - jmp _handler_INT14 - .org 0x006c - jmp _handler_INT15 - .org 0x0070 - jmp _handler_INT16 - .org 0x0074 - jmp _handler_INT17 - .org 0x0078 - jmp _handler_INT18 - .org 0x007c - jmp _handler_INT19 - .org 0x0080 - jmp _handler_INT20 - .org 0x0084 - jmp _handler_INT21 - .org 0x0088 - jmp _handler_INT22 - .org 0x008c - jmp _handler_INT23 - .org 0x0090 - jmp _handler_INT24 - .org 0x0094 - jmp _handler_INT25 - .org 0x0098 - jmp _handler_INT26 - .org 0x009c - jmp _handler_INT27 - .org 0x00a0 - jmp _handler_INT28 - .org 0x00a4 - jmp _handler_INT29 - .org 0x00a8 - jmp _handler_INT30 - .org 0x00ac - jmp _handler_INT31 - # NOVEC -#endif diff --git a/libgloss/mep/sim-crtn.S b/libgloss/mep/sim-crtn.S deleted file mode 100644 index 3250fa586..000000000 --- a/libgloss/mep/sim-crtn.S +++ /dev/null @@ -1,23 +0,0 @@ -# Copyright (c) 2003 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy of -# this license is available at http://www.opensource.org/licenses. Any Red Hat -# trademarks that are incorporated in the source code or documentation are not -# subject to the BSD License and may only be used or replicated with the express -# permission of Red Hat, Inc. - - .section .init - lw $1, ($sp) - stc $1, $lp - add $sp, 4 - ret - - .section .fini - lw $1, ($sp) - stc $1, $lp - add $sp, 4 - ret diff --git a/libgloss/mep/simnovec-crt0.S b/libgloss/mep/simnovec-crt0.S deleted file mode 100644 index 1a15f37ce..000000000 --- a/libgloss/mep/simnovec-crt0.S +++ /dev/null @@ -1,19 +0,0 @@ -# Copyright (c) 2003 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy -# of this license is available at http://www.opensource.org/licenses. Any -# Red Hat trademarks that are incorporated in the source code or documentation -# are not subject to the BSD License and may only be used or replicated with -# the express permission of Red Hat, Inc. -# -# Toshiba Media Processor startup file (simnovec-crt0.S) -# -# Designed for user programs which create their own interrupt/exception vectors. -# - -#define NOVEC -#include "sim-crt0.S" diff --git a/libgloss/mep/simple.ld b/libgloss/mep/simple.ld deleted file mode 100644 index 96d68fc84..000000000 --- a/libgloss/mep/simple.ld +++ /dev/null @@ -1,279 +0,0 @@ -/****************************************************************************** -begin-header - - DO NOT EDIT. THIS FILE IS MACHINE-GENERATED - FROM THE TEMPLATE FILE gmap_default.ld. - ALL EDITS WILL BE ERASED WITH NEXT MeP-Integrator RUN. - - Custom linker script for the MeP Module simple. -end-header -*******************************************************************************/ - -OUTPUT_FORMAT("elf32-mep", "elf32-mep", - "elf32-mep") -OUTPUT_ARCH(mep) -ENTRY(_reset) - -MEMORY -{ -/* begin-memory */ - VEC (r) : ORIGIN = 0x00000000, LENGTH = 0x000000b8 - VEC_WARM (w) : ORIGIN = 0x00800000, LENGTH = 0x000000b8 - HWINIT (r) : ORIGIN = 0x000000b8, LENGTH = 0x00000148 - ROM (r) : ORIGIN = 0x00000200, LENGTH = 0x001ffe00 - RAM1 (w) : ORIGIN = 0x008000b8, LENGTH = 0x007fff48 -/*RAM2 (w) : ORIGIN = 0x80800000, LENGTH = 0x00800000 */ -/* end-memory */ -} - -SECTIONS -{ - /* Sections to be placed in the vec area. */ - .vec : { *(.vec) } >VEC /* VEC-section */ - - /* Sections to be placed in the HWINIT area. */ - .hwinit : { *(.hwinit) } >HWINIT /* HWINIT-section */ - - /* Sections to be placed in the ROM area. */ - .gnu.version : { *(.gnu.version) } >ROM /* ROM-section */ - .gnu.version_d : { *(.gnu.version_d) } >ROM /* ROM-section */ - .gnu.version_r : { *(.gnu.version_r) } >ROM /* ROM-section */ - - /* Sections to be placed in the romdata.s area. */ - .srodata : - { - __sdabase = . + 0x8000; - *(.srodata) *(.srodata.*) *(.gnu.linkonce.srd.*) - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the data.s area. */ - .sdata : - { - *(.sdata) - *(.sdata.*) - *(.gnu.linkonce.s.*) - } >RAM1 /* DATA-section */ - .sbss : - { - PROVIDE (__sbss_start = .); - PROVIDE (___sbss_start = .); - *(.dynsbss) - *(.sbss) - *(.sbss.*) - *(.gnu.linkonce.sb.*) - *(.scommon) - PROVIDE (__sbss_end = .); - PROVIDE (___sbss_end = .); - /* Assert maximum size */ - __assert_tiny_size = ASSERT ((. < __sdabase) || ((. - __sdabase) <= 0x8000), - "tiny section overflow"); - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the data.m area. */ - .data : - { - __data_start = . ; - *(.data) - *(.data.*) - *(.gnu.linkonce.d.*) - SORT(CONSTRUCTORS) - } >RAM1 /* DATA-section */ - .data1 : { *(.data1) } >RAM1 /* DATA-section */ - .eh_frame : { KEEP (*(.eh_frame))} >RAM1 /* DATA-section */ - .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } >RAM1 /* DATA-section */ - .dynamic : { *(.dynamic) } >RAM1 /* DATA-section */ - .ctors : - { - /* gcc uses crtbegin.o to find the start of - the constructors, so we make sure it is - first. Because this is a wildcard, it - doesn't matter if the user does not - actually link against crtbegin.o; the - linker won't look for a file to match a - wildcard. The wildcard also means that it - doesn't matter which directory crtbegin.o - is in. */ - KEEP (*crtbegin.o(.ctors)) - /* We don't want to include the .ctor section from - from the crtend.o file until after the sorted ctors. - The .ctor section from the crtend file contains the - end of ctors marker and it must be last */ - KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors)) - KEEP (*(SORT(.ctors.*))) - KEEP (*(.ctors)) - } >RAM1 /* DATA-section */ - .dtors : - { - KEEP (*crtbegin.o(.dtors)) - KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors)) - KEEP (*(SORT(.dtors.*))) - KEEP (*(.dtors)) - } >RAM1 /* DATA-section */ - .jcr : - { - . = ALIGN(4); - *(.jcr) - } >RAM1 /* DATA-section */ - .got : - { - *(.got.plt) *(.got) - _edata = .; - PROVIDE (edata = .); - } >RAM1 /* DATA-section */ - .based : - { - __tpbase = .; - *(.based) *(.based.*) *(.gnu.linkonce.based.*) - /* Assert maximum size */ - __assert_based_size = ASSERT ((. - __tpbase) <= 0x80, - "based section overflow"); - } >RAM1 /* DATA-section */ - - .bss : - { - __bss_start = .; - *(.dynbss) - *(.bss) - *(.bss.*) - *(.gnu.linkonce.b.*) - *(COMMON) - /* Align here to ensure that the .bss section occupies space up to - _end. Align after .bss to ensure correct alignment even if the - .bss section disappears because there are no input sections. */ - . = ALIGN(32 / 8); - _end = .; - PROVIDE (end = .); - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the code.m area. */ - .init : - { - KEEP (*(.init)) - } >RAM1 /* CODE-section */ - .plt : { *(.plt) } >RAM1 /* DATA-section */ - .text : - { - *(.text) - *(.text.*) - *(.stub) - /* .gnu.warning sections are handled specially by elf32.em. */ - *(.gnu.warning) - *(.gnu.linkonce.t.*) - } >RAM1 /* CODE-section */ =0 - .vtext ALIGN(8) : - { - *(.vtext) - } >RAM1 /* CODE-section */ - .fini : - { - KEEP (*(.fini)) - PROVIDE (__etext = .); - PROVIDE (_etext = .); - PROVIDE (etext = .); - } >RAM1 /* CODE-section */ =0 - - /* Sections to be placed in the romdata.m area. */ - .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } >RAM1 /* DATA-section */ - .rodata1 : { *(.rodata1) } >RAM1 /* DATA-section */ - - /* Sections to be placed in the code.l area. */ - .ftext : { *(.ftext) *(.ftext.*) *(.gnu.linkonce.ft.*) } >RAM1 /* CODE-section */ - .vftext ALIGN(8) : - { - *(.vftext) *(.vftext.*) *(.gnu.linkonce.vf.*) - } >RAM1 /* CODE-section */ - - /* Sections to be placed in the romdata.l area. */ - .frodata : - { - *(.frodata) *(.frodata.*) *(.gnu.linkonce.frd.*) - __assert_near_size = ASSERT (. <= 0x1000000, "near section overflow"); - } >RAM1 /* DATA-section */ - - /* Sections to be placed in the data.l area. */ - .far : { *(.far) *(.far.*) *(.gnu.linkonce.far.*) } >RAM1 /* DATA-section */ - .farbss : - { PROVIDE (__farbss_start = .); - *(.farbss) *(.farbss.*) - PROVIDE (__farbss_end = .); - } >RAM1 /* DATA-section */ - - /* END-mep-sections */ - - .vec_warm : - { - /* vec_warm is a place for the startup code to write the interrupt - vectors. Allow 0xb8 bytes of space aligned on a 4 byte boundary. */ - . = ALIGN(4); - vec_warm = .; - . += 0xb8; - } >VEC_WARM - - /* begin-stack-table */ - __stack1 = (__stack - (0 * (__stack_size / 2)) + 15) / 16 * 16; - __stack2 = (__stack - (1 * (__stack_size / 2)) + 15) / 16 * 16; - - .rostacktab : - { - /* Emit a table describing the location of the different stacks. */ - . = ALIGN(4); - __stack_table = .; - LONG (__stack2); - LONG (__stack1); - LONG (__stack2); - __stack_end = .; - } >RAM1 - /* end-stack-table */ - - /* begin-heap */ - /* End of DATA is 0x008000b8 + 0x007fff48. That's where the heap will end. */ - __heap_end = 0x008000b8 + 0x007fff48 - 1; - /* end-heap */ - - /* Default stack size is 1M. That's where the heap will start if there's - room. If there's not enough room, allocate half of the remaining space - for stack and half for heap. Align the heap on a 16 byte boundary. */ - __stack_size = (__stack_end + 0x100000 <= __heap_end + 1 - ? 0x100000 - : ((__heap_end + 1 - __stack_end) / 2)); - __heap = (__stack_end + __stack_size + 15) / 16 * 16; - - /* Leave 16 bytes between the stack and the heap. */ - __stack = __heap - 0x10; - - /* Stabs debugging sections. */ - .stab 0 : { *(.stab) } - .stabstr 0 : { *(.stabstr) } - .stab.excl 0 : { *(.stab.excl) } - .stab.exclstr 0 : { *(.stab.exclstr) } - .stab.index 0 : { *(.stab.index) } - .stab.indexstr 0 : { *(.stab.indexstr) } - .comment 0 : { *(.comment) } - /* DWARF debug sections. - Symbols in the DWARF debugging sections are relative to the beginning - of the section so we begin them at 0. */ - /* DWARF 1 */ - .debug 0 : { *(.debug) } - .line 0 : { *(.line) } - /* GNU DWARF 1 extensions */ - .debug_srcinfo 0 : { *(.debug_srcinfo) } - .debug_sfnames 0 : { *(.debug_sfnames) } - /* DWARF 1.1 and DWARF 2 */ - .debug_aranges 0 : { *(.debug_aranges) } - .debug_pubnames 0 : { *(.debug_pubnames) } - /* DWARF 2 */ - .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) } - .debug_abbrev 0 : { *(.debug_abbrev) } - .debug_line 0 : { *(.debug_line) } - .debug_frame 0 : { *(.debug_frame) } - .debug_str 0 : { *(.debug_str) } - .debug_loc 0 : { *(.debug_loc) } - .debug_macinfo 0 : { *(.debug_macinfo) } - .debug_ranges 0 : { *(.debug_ranges) } - /* SGI/MIPS DWARF 2 extensions */ - .debug_weaknames 0 : { *(.debug_weaknames) } - .debug_funcnames 0 : { *(.debug_funcnames) } - .debug_typenames 0 : { *(.debug_typenames) } - .debug_varnames 0 : { *(.debug_varnames) } - /* These must appear regardless of . */ -} diff --git a/libgloss/mep/simsdram-crt0.S b/libgloss/mep/simsdram-crt0.S deleted file mode 100644 index 66a7291ad..000000000 --- a/libgloss/mep/simsdram-crt0.S +++ /dev/null @@ -1,19 +0,0 @@ -# Copyright (c) 2003 Red Hat, Inc. All rights reserved. -# -# This copyrighted material is made available to anyone wishing to use, modify, -# copy, or redistribute it subject to the terms and conditions of the BSD -# License. This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY expressed or implied, including the implied -# warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy -# of this license is available at http://www.opensource.org/licenses. Any -# Red Hat trademarks that are incorporated in the source code or documentation -# are not subject to the BSD License and may only be used or replicated with -# the express permission of Red Hat, Inc. -# -# Toshiba Media Processor startup file (simsdram-crt0.S) -# -# Designed for user programs which put interrupt/exception vectors in sdram. -# - -#define UseSDRAM -#include "sim-crt0.S" diff --git a/libgloss/mep/syscalls.S b/libgloss/mep/syscalls.S deleted file mode 100644 index 2c3dfc294..000000000 --- a/libgloss/mep/syscalls.S +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Copyright (c) 2003 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ -#include "syscall.h" - -/* Return ABI: $1 is errno, $0 is return value. */ - -#define S(n) \ - .global n ; .weak n ; n: ; \ - .2byte 0x7800 | ((SYS_##n & 0xe) << 7) | ((SYS_##n & 1) << 4) ; bra sysret - - .text - -#define SYS___mep_write SYS_write -#define SYS___mep_read SYS_read -#define SYS__Sid_config SYS_reconfig - -S(open) -S(close) -S(__mep_read) -S(__mep_write) -S(lseek) -S(unlink) -S(getpid) -S(kill) -S(fstat) - -/* ARGV support. */ -S(argvlen) -S(argv) - -/* These are extras added for one reason or another. */ -S(chdir) -S(stat) -S(chmod) -S(utime) -S(time) -S(gettimeofday) -S(times) -S(link) -S(_Sid_config) - -sysret: - add3 $sp, $sp, -12 - sw $0, 0($sp) - sw $1, 4($sp) - ldc $2, $lp - sw $2, 8($sp) - bsr __errno - lw $1, 4($sp) - sw $1, ($0) - lw $0, 0($sp) - lw $2, 8($sp) - stc $2, $lp - add3 $sp, $sp, 12 - ret diff --git a/libgloss/mep/write.c b/libgloss/mep/write.c deleted file mode 100644 index cb067195a..000000000 --- a/libgloss/mep/write.c +++ /dev/null @@ -1,33 +0,0 @@ -/* write.c -- write characters to file, with hook. - * - * Copyright (c) 2003 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, modify, - * copy, or redistribute it subject to the terms and conditions of the BSD - * License. This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY expressed or implied, including the implied - * warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. A copy - * of this license is available at http://www.opensource.org/licenses. Any - * Red Hat trademarks that are incorporated in the source code or documentation - * are not subject to the BSD License and may only be used or replicated with - * the express permission of Red Hat, Inc. - */ - -extern int __mep_write(int, unsigned char *, int); -extern void _ioOut(int) __attribute__((weak)); - -int -write(int fd, unsigned char *buf, int count) -{ - if ((fd == 1 || fd == 2) && &_ioOut) - { - int c = count; - while (c > 0) - { - c --; - _ioOut(*buf++); - } - return count; - } - return __mep_write(fd, buf, count); -} |