diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 312c138b670..8080d8860b3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,31 @@ +2003-07-10 Alexandre Oliva + + 2001-12-13 Alexandre Oliva + * config/mn10300/linux.h (LINK_SPEC): Rename the dynamic linker + from ld-linux.so.2 to ld.so.1. + 2001-11-18 Alexandre Oliva + * config/mn10300/linux.h (LINK_SPEC): -lpthread, not -lthread. + * config/mn10300/linux.h (LINK_SPEC): Don't handle -Wl,-rpath + nor -Wl,-rpath-link. + (LIB_SPEC): Add -rpath-link if !static. + 2001-08-22 Alexandre Oliva + * config/mn10300/mn10300.c (mn10300_protect_label): New + variable. + * config/mn10300/linux.h (PRINT_OPERAND, + PRINT_OPERAND_ADDRESS): Set it during their execution. + (ASM_OUTPUT_LABELREF): Output `+' before symbol name if + mn10300_protect_label is set. + * config/mn10300/linux.h (LINK_SPEC): Recognize -Wl,-rpath and + -Wl,-rpath-link. + (LIB_SPEC, STARTFILE_SPEC): Define. + 2001-05-11 Alexandre Oliva + * config/mn10300/t-linux (dp-bit.c, fp-bit.c): Don't define + FLOAT_BIT_ORDER_MISMATCH. + 2001-05-09 Alexandre Oliva + * config.gcc (am33_2.0-*-linux*): Added. + * config/mn10300/linux.h: New. + * config/mn10300/t-linux: New. + 2003-07-10 Andreas Jaeger * fold-const.c: Properly wrap prototypes. diff --git a/gcc/config.gcc b/gcc/config.gcc index 3a834d4d19e..04992e22575 100644 --- a/gcc/config.gcc +++ b/gcc/config.gcc @@ -276,6 +276,9 @@ alpha*-*-*) cpu_type=alpha need_64bit_hwint=yes ;; +am33_2.0-*-linux*) + cpu_type=mn10300 + ;; strongarm*-*-*) cpu_type=arm ;; @@ -2151,6 +2154,16 @@ xtensa-*-linux*) tm_file="${tm_file} dbxelf.h elfos.h svr4.h linux.h xtensa/linux.h" tmake_file="t-slibgcc-elf-ver t-linux xtensa/t-xtensa xtensa/t-linux" ;; +am33_2.0-*-linux*) + tm_file="mn10300/mn10300.h dbxelf.h elfos.h linux.h mn10300/linux.h" + tmake_file="t-linux mn10300/t-linux" + gas=yes gnu_ld=yes + if test x$enable_threads = xyes; then + thread_file='posix' + fi + extra_parts="crtbegin.o crtend.o crtbeginS.o crtendS.o" + use_collect2=no + ;; *) echo "*** Configuration $machine not supported" 1>&2 exit 1 diff --git a/gcc/config/mn10300/linux.h b/gcc/config/mn10300/linux.h new file mode 100644 index 00000000000..1ae5b013110 --- /dev/null +++ b/gcc/config/mn10300/linux.h @@ -0,0 +1,116 @@ +/* Definitions of taret machine for GNU compiler. + Matsushita AM33/2.0 + Copyright 2001, 2002 Free Software Foundation, Inc. + Contributed by Alexandre Oliva + + This file is part of GNU CC. + + GNU CC is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU CC is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU CC; see the file COPYING. If not, write to + the Free Software Foundation, 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#undef PREFERRED_DEBUGGING_TYPE +#define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG + +#define TARGET_OS_CPP_BUILTINS() \ + do \ + { \ + builtin_define_std ("unix"); \ + builtin_define_std ("linux"); \ + builtin_define ("__gnu_linux__"); \ + builtin_assert ("system=unix"); \ + builtin_assert ("system=posix"); \ + } \ + while (0) + +#undef CPP_SPEC +#define CPP_SPEC "%{mam33:-D__AM33__} %{!mam33:-D__AM33__=2 -D__AM33_2__} \ + %{posix:-D_POSIX_SOURCE} \ + %{pthread:-D_REENTRANT -D_PTHREADS}" + +#undef ASM_SPEC +#define ASM_SPEC "%{Wa,*:%*}" + +#undef LINK_SPEC +#define LINK_SPEC "%{mrelax:--relax} %{shared:-shared} \ + %{!static: \ + %{rdynamic:-export-dynamic} \ + %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \ + %{static:-static}" + +#undef LIB_SPEC +#define LIB_SPEC \ + "%{shared: -lc} \ + %{!static:-rpath-link %R/lib:%R/usr/lib} \ + %{!shared: %{pthread:-lpthread} \ + %{profile:-lc_p} %{!profile: -lc}}" + +#undef STARTFILE_SPEC +#define STARTFILE_SPEC \ + "%{!shared: \ + %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \ + %{!p:%{profile:gcrt1.o%s} \ + %{!profile:crt1.o%s}}}} \ + crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" + +#undef TARGET_SWITCHES +#define TARGET_SWITCHES \ + {{ "am33", -0x4, N_("Target the AM33 processor") }, \ + { "am33-2", 6, N_("Target the AM33/2.0 processor") }, \ + { "relax", 0, N_("Enable linker relaxations") }, \ + { "", TARGET_DEFAULT, NULL }} + +#undef TARGET_DEFAULT +#define TARGET_DEFAULT 6 + +#undef TARGET_VERSION +#define TARGET_VERSION fprintf (stderr, " (AM33/2.0 GNU/Linux)"); + +#define DBX_REGISTER_NUMBER(REGNO) (REGNO) + +extern int mn10300_protect_label; + +#undef PRINT_OPERAND +#define PRINT_OPERAND(FILE, X, CODE) \ + do \ + { \ + mn10300_protect_label = 1; \ + print_operand ((FILE), (X), (CODE)); \ + mn10300_protect_label = 0; \ + } \ + while (0) + +#undef PRINT_OPERAND_ADDRESS +#define PRINT_OPERAND_ADDRESS(FILE, X) \ + do \ + { \ + mn10300_protect_label = 1; \ + print_operand_address ((FILE), (X)); \ + mn10300_protect_label = 0; \ + } \ + while (0) + +#undef ASM_OUTPUT_LABELREF +#define ASM_OUTPUT_LABELREF(FILE, NAME) \ + do \ + { \ + const char * real_name; \ + \ + real_name = (*targetm.strip_name_encoding) (NAME); \ + if (mn10300_protect_label) \ + asm_fprintf (FILE, "+"); \ + asm_fprintf (FILE, "%U%s", real_name); \ + } \ + while (0) + diff --git a/gcc/config/mn10300/mn10300.c b/gcc/config/mn10300/mn10300.c index e4ef4bffe8b..fc22324c47e 100644 --- a/gcc/config/mn10300/mn10300.c +++ b/gcc/config/mn10300/mn10300.c @@ -48,6 +48,12 @@ Boston, MA 02111-1307, USA. */ UNSPEC_INT_LABELs. */ int mn10300_unspec_int_label_counter; +/* This is used in the am33_2.0-linux-gnu port, in which global symbol + names are not prefixed by underscores, to tell whether to prefix a + label with a plus sign or not, so that the assembler can tell + symbol names from register names. */ +int mn10300_protect_label; + /* The size of the callee register save area. Right now we save everything on entry since it costs us nothing in code size. It does cost us from a speed standpoint, so we want to optimize this sooner or later. */ diff --git a/gcc/config/mn10300/t-linux b/gcc/config/mn10300/t-linux new file mode 100644 index 00000000000..a80c1cf4eec --- /dev/null +++ b/gcc/config/mn10300/t-linux @@ -0,0 +1,11 @@ +# We want fine grained libraries, so use the new code to build the +# floating point emulation libraries. +FPBIT = fp-bit.c +DPBIT = dp-bit.c + +dp-bit.c: $(srcdir)/config/fp-bit.c + cat $(srcdir)/config/fp-bit.c > dp-bit.c + +fp-bit.c: $(srcdir)/config/fp-bit.c + echo '#define FLOAT' > fp-bit.c + cat $(srcdir)/config/fp-bit.c >> fp-bit.c