+2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/linux64.h: Delete file.
+ * config/s390/s390x.h: New file.
+ * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
+ as target header file.
+ * config/s390/linux.h (TARGET_VERSION): Define depending on
+ DEFAULT_TARGET_64BIT.
+ (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
+ (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
+ (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
+ (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
+ (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
+ (EXTRA_SPEC): New define.
+ * config/s390/s390.h (TARGET_VERSION): Define depending on
+ DEFAULT_TARGET_64BIT.
+ (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
+
2002-02-06 Jason Merrill <jason@redhat.com>
* c-decl.c (finish_function): Warn about a non-void function with
fi
;;
s390x-*-linux*)
- tm_file="s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h s390/linux64.h"
+ tm_file="s390/s390x.h s390/s390.h dbxelf.h elfos.h svr4.h linux.h s390/linux.h"
tm_p_file=s390/s390-protos.h
md_file=s390/s390.md
out_file=s390/s390.c
/* Definitions for Linux for S/390.
- Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
Contributed by Hartmut Penner (hpenner@de.ibm.com) and
Ulrich Weigand (uweigand@de.ibm.com).
#ifndef _LINUX_H
#define _LINUX_H
-#undef SIZE_TYPE /* use default */
+/* Target specific version string. */
-#undef TARGET_VERSION
+#ifdef DEFAULT_TARGET_64BIT
+#undef TARGET_VERSION
+#define TARGET_VERSION fprintf (stderr, " (Linux for zSeries)");
+#else
+#undef TARGET_VERSION
#define TARGET_VERSION fprintf (stderr, " (Linux for S/390)");
+#endif
-/* Names to predefine in the preprocessor for this target machine. */
-#define CPP_PREDEFINES "-Dlinux -Asystem(linux) -Acpu(s390) -Amachine(s390) -D__s390__ -Asystem(unix) -Dunix -D__ELF__"
+/* Target specific type definitions. */
-/*
- * Caller save not (always) working in gcc-2.95.2
- */
+/* ??? Do we really want long as size_t on 31-bit? */
+#undef SIZE_TYPE
+#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "long unsigned int")
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
+
+#undef WCHAR_TYPE
+#define WCHAR_TYPE "int"
+#undef WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE 32
+
+
+/* Target specific preprocessor settings. */
+
+#define NO_BUILTIN_SIZE_TYPE
+#define NO_BUILTIN_PTRDIFF_TYPE
+
+#define CPP_PREDEFINES \
+ "-Dunix -Asystem(unix) -Dlinux -Asystem(linux) -D__ELF__ \
+ -Acpu(s390) -Amachine(s390) -D__s390__"
+
+#define CPP_ARCH31_SPEC \
+ "-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=int"
+#define CPP_ARCH64_SPEC \
+ "-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int \
+ -D__s390x__ -D__LONG_MAX__=9223372036854775807L"
+
+#ifdef DEFAULT_TARGET_64BIT
+#undef CPP_SPEC
+#define CPP_SPEC "%{m31:%(cpp_arch31)} %{!m31:%(cpp_arch64)}"
+#else
+#undef CPP_SPEC
+#define CPP_SPEC "%{m64:%(cpp_arch64)} %{!m64:%(cpp_arch31)}"
+#endif
+
+
+/* Target specific compiler settings. */
-#undef CC1_SPEC
+/* ??? -fcaller-saves sometimes doesn't work. Fix this! */
+#undef CC1_SPEC
#define CC1_SPEC "-fno-caller-saves"
+#undef CC1PLUS_SPEC
#define CC1PLUS_SPEC "-fno-caller-saves"
-#undef LINK_SPEC
-#ifdef CROSS_COMPILE
-#define LINK_SPEC "-m elf_s390 %{shared:-shared} \
- %{!shared: \
- %{!ibcs: \
+
+/* Target specific assembler settings. */
+
+#ifdef DEFAULT_TARGET_64BIT
+#undef ASM_SPEC
+#define ASM_SPEC "%{m31:-m31 -Aesa}"
+#else
+#undef ASM_SPEC
+#define ASM_SPEC "%{m64:-m64 -Aesame}"
+#endif
+
+
+/* Target specific linker settings. */
+
+#define LINK_ARCH31_SPEC \
+ "-m elf_s390 \
+ %{shared:-shared} \
+ %{!shared: \
+ %{static:-static} \
%{!static: \
%{rdynamic:-export-dynamic} \
- %{!dynamic-linker:-dynamic-linker /lib/ld.so.1 \
- -rpath-link=/usr/local/s390-ibm-linux/lib}} \
- %{static:-static}}}"
-#else
-#define LINK_SPEC "-m elf_s390 %{shared:-shared} \
- %{!shared: \
- %{!ibcs: \
+ %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}}}"
+
+#define LINK_ARCH64_SPEC \
+ "-m elf64_s390 \
+ %{shared:-shared} \
+ %{!shared: \
+ %{static:-static} \
%{!static: \
%{rdynamic:-export-dynamic} \
- %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}} \
- %{static:-static}}}"
+ %{!dynamic-linker:-dynamic-linker /lib/ld64.so.1}}}"
+
+#ifdef DEFAULT_TARGET_64BIT
+#undef LINK_SPEC
+#define LINK_SPEC "%{m31:%(link_arch31)} %{!m31:%(link_arch64)}"
+#else
+#undef LINK_SPEC
+#define LINK_SPEC "%{m64:%(link_arch64)} %{!m64:%(link_arch31)}"
#endif
-/* Need to define this. Otherwise define to BITS_PER_WORD in cexp.c.
- But BITS_PER_WORD depends on target flags, which are not defined in
- cexpc.c. */
-#undef WCHAR_TYPE
-#define WCHAR_TYPE "int"
-#undef WCHAR_TYPE_SIZE
-#define WCHAR_TYPE_SIZE 32
+/* This macro defines names of additional specifications to put in the specs
+ that can be used in various specifications like CC1_SPEC. Its definition
+ is an initializer with a subgrouping for each command option. */
+
+#define EXTRA_SPECS \
+ { "cpp_arch31", CPP_ARCH31_SPEC }, \
+ { "cpp_arch64", CPP_ARCH64_SPEC }, \
+ { "link_arch31", LINK_ARCH31_SPEC }, \
+ { "link_arch64", LINK_ARCH64_SPEC }, \
+
/* Character to start a comment. */
+++ /dev/null
-/* Definitions for Linux for s/390 zSeries
- Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
- Contributed by Hartmut Penner (hpenner@de.ibm.com) and
- Ulrich Weigand (uweigand@de.ibm.com).
-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. */
-
-#ifndef _LINUX64_H
-#define _LINUX64_H
-
-#undef PTRDIFF_TYPE
-#define PTRDIFF_TYPE "long int"
-
-#undef TARGET_DEFAULT
-#define TARGET_DEFAULT 0x13
-
-#undef TARGET_VERSION
-#define TARGET_VERSION fprintf (stderr, " (Linux for S/390 zSeries 64 bit)");
-
-/* Names to predefine in the preprocessor for this target machine. */
-
-#undef CPP_PREDEFINES
-#define CPP_PREDEFINES \
- "-Dlinux -Asystem(linux) -Acpu(s390) -Amachine(s390) -D__s390__ -D__s390x__ \
- -Asystem(unix) -Dunix -D__ELF__ \
- -D__LONG_MAX__=9223372036854775807L"
-
-#undef LINK_SPEC
-#ifdef CROSS_COMPILE
-#define LINK_SPEC "-m elf64_s390 %{shared:-shared} \
- %{!shared: \
- %{!ibcs: \
- %{!static: \
- %{rdynamic:-export-dynamic} \
- %{!dynamic-linker:-dynamic-linker /lib/ld64.so.1 \
- -rpath-link=/usr/local/s390x-ibm-linux/lib}} \
- %{static:-static}}}"
-#else
-#define LINK_SPEC "-m elf64_s390 %{shared:-shared} \
- %{!shared: \
- %{!ibcs: \
- %{!static: \
- %{rdynamic:-export-dynamic} \
- %{!dynamic-linker:-dynamic-linker /lib/ld64.so.1}} \
- %{static:-static}}}"
-#endif
-
-#undef MASK_RETURN_ADDR
-#undef SELECT_SECTION
-
-#endif
#ifndef _S390_H
#define _S390_H
-#define TARGET_VERSION fprintf (stderr, " (S/390)");
-
extern int flag_pic;
/* Run-time compilation parameters selecting different hardware subsets. */
/* Target macros checked at runtime of compiler. */
#define TARGET_HARD_FLOAT (target_flags & 1)
+#define TARGET_SOFT_FLOAT (!(target_flags & 1))
#define TARGET_BACKCHAIN (target_flags & 2)
#define TARGET_SMALL_EXEC (target_flags & 4)
#define TARGET_DEBUG_ARG (target_flags & 8)
#define TARGET_64BIT (target_flags & 16)
#define TARGET_MVCLE (target_flags & 32)
+#ifdef DEFAULT_TARGET_64BIT
+#define TARGET_DEFAULT 0x13
+#define TARGET_VERSION fprintf (stderr, " (zSeries)");
+#else
#define TARGET_DEFAULT 0x3
-#define TARGET_SOFT_FLOAT (!(target_flags & 1))
+#define TARGET_VERSION fprintf (stderr, " (S/390)");
+#endif
+
/* Macro to define tables used to set the flags. This is a list in braces
of pairs in braces, each pair being { "NAME", VALUE }
/* We have 31 bit mode. */
-#define MASK_RETURN_ADDR (GEN_INT (0x7fffffff))
+#define MASK_RETURN_ADDR (TARGET_64BIT ? GEN_INT (-1) : GEN_INT (0x7fffffff))
/* The offset from the incoming value of %sp to the top of the stack frame
for the current function. */
--- /dev/null
+/* Definitions of target machine for IBM zSeries 64-bit
+ Copyright (C) 2002 Free Software Foundation, Inc.
+ Contributed by Hartmut Penner (hpenner@de.ibm.com) and
+ Ulrich Weigand (uweigand@de.ibm.com).
+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. */
+
+#ifndef _S390X_H
+#define _S390X_H
+
+#define DEFAULT_TARGET_64BIT
+
+#endif
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