Add D front-end, libphobos library, and D2 testsuite.

ChangeLog:

	* Makefile.def (target_modules): Add libphobos.
	(flags_to_pass): Add GDC, GDCFLAGS, GDC_FOR_TARGET and
	GDCFLAGS_FOR_TARGET.
	(dependencies): Make libphobos depend on libatomic, libbacktrace
	configure, and zlib configure.
	(language): Add language d.
	* Makefile.in: Rebuild.
	* Makefile.tpl (BUILD_EXPORTS): Add GDC and GDCFLAGS.
	(HOST_EXPORTS): Add GDC.
	(POSTSTAGE1_HOST_EXPORTS): Add GDC and GDC_FOR_BUILD.
	(BASE_TARGET_EXPORTS): Add GDC.
	(GDC_FOR_BUILD, GDC, GDCFLAGS): New variables.
	(GDC_FOR_TARGET, GDC_FLAGS_FOR_TARGET): New variables.
	(EXTRA_HOST_FLAGS): Add GDC.
	(STAGE1_FLAGS_TO_PASS): Add GDC.
	(EXTRA_TARGET_FLAGS): Add GDC and GDCFLAGS.
	* config-ml.in: Treat GDC and GDCFLAGS like other compiler/flag
	environment variables.
	* configure: Rebuild.
	* configure.ac: Add target-libphobos to target_libraries.  Set and
	substitute GDC_FOR_BUILD and GDC_FOR_TARGET.

config/ChangeLog:

	* multi.m4: Set GDC.

gcc/ChangeLog:

	* Makefile.in (tm_d_file_list, tm_d_include_list): New variables.
	(TM_D_H, D_TARGET_DEF, D_TARGET_H, D_TARGET_OBJS): New variables.
	(tm_d.h, cs-tm_d.h, default-d.o): New rules.
	(d/d-target-hooks-def.h, s-d-target-hooks-def-h): New rules.
	(s-tm-texi): Also check timestamp on d-target.def.
	(generated_files): Add TM_D_H and d-target-hooks-def.h.
	(build/genhooks.o): Also depend on D_TARGET_DEF.
	* config.gcc (tm_d_file, d_target_objs, target_has_targetdm): New
	variables.
	* config/aarch64/aarch64-d.c: New file.
	* config/aarch64/aarch64-linux.h (GNU_USER_TARGET_D_CRITSEC_SIZE):
	Define.
	* config/aarch64/aarch64-protos.h (aarch64_d_target_versions): New
	prototype.
	* config/aarch64/aarch64.h (TARGET_D_CPU_VERSIONS): Define.
	* config/aarch64/t-aarch64 (aarch64-d.o): New rule.
	* config/arm/arm-d.c: New file.
	* config/arm/arm-protos.h (arm_d_target_versions): New prototype.
	* config/arm/arm.h (TARGET_D_CPU_VERSIONS): Define.
	* config/arm/linux-eabi.h (EXTRA_TARGET_D_OS_VERSIONS): Define.
	* config/arm/t-arm (arm-d.o): New rule.
	* config/default-d.c: New file.
	* config/glibc-d.c: New file.
	* config/gnu.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/i386/i386-d.c: New file.
	* config/i386/i386-protos.h (ix86_d_target_versions): New prototype.
	* config/i386/i386.h (TARGET_D_CPU_VERSIONS): Define.
	* config/i386/linux-common.h (EXTRA_TARGET_D_OS_VERSIONS): Define.
	(GNU_USER_TARGET_D_CRITSEC_SIZE): Define.
	* config/i386/t-i386 (i386-d.o): New rule.
	* config/kfreebsd-gnu.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/kopensolaris-gnu.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/linux-android.h (ANDROID_TARGET_D_OS_VERSIONS): Define.
	* config/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/mips/linux-common.h (EXTRA_TARGET_D_OS_VERSIONS): Define.
	* config/mips/mips-d.c: New file.
	* config/mips/mips-protos.h (mips_d_target_versions): New prototype.
	* config/mips/mips.h (TARGET_D_CPU_VERSIONS): Define.
	* config/mips/t-mips (mips-d.o): New rule.
	* config/powerpcspe/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/powerpcspe/linux64.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/powerpcspe/powerpcspe-d.c: New file.
	* config/powerpcspe/powerpcspe-protos.h (rs6000_d_target_versions):
	New prototype.
	* config/powerpcspe/powerpcspe.c (rs6000_output_function_epilogue):
	Support GNU D by using 0 as the language type.
	* config/powerpcspe/powerpcspe.h (TARGET_D_CPU_VERSIONS): Define.
	* config/powerpcspe/t-powerpcspe (powerpcspe-d.o): New rule.
	* config/riscv/riscv-d.c: New file.
	* config/riscv/riscv-protos.h (riscv_d_target_versions): New
	prototype.
	* config/riscv/riscv.h (TARGET_D_CPU_VERSIONS): Define.
	* config/riscv/t-riscv (riscv-d.o): New rule.
	* config/rs6000/linux.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/rs6000/linux64.h (GNU_USER_TARGET_D_OS_VERSIONS): Define.
	* config/rs6000/rs6000-d.c: New file.
	* config/rs6000/rs6000-protos.h (rs6000_d_target_versions): New
	prototype.
	* config/rs6000/rs6000.c (rs6000_output_function_epilogue):
	Support GNU D by using 0 as the language type.
	* config/rs6000/rs6000.h (TARGET_D_CPU_VERSIONS): Define.
	* config/rs6000/t-rs6000 (rs6000-d.o): New rule.
	* config/s390/s390-d.c: New file.
	* config/s390/s390-protos.h (s390_d_target_versions): New prototype.
	* config/s390/s390.h (TARGET_D_CPU_VERSIONS): Define.
	* config/s390/t-s390 (s390-d.o): New rule.
	* config/sparc/sparc-d.c: New file.
	* config/sparc/sparc-protos.h (sparc_d_target_versions): New
	prototype.
	* config/sparc/sparc.h (TARGET_D_CPU_VERSIONS): Define.
	* config/sparc/t-sparc (sparc-d.o): New rule.
	* config/t-glibc (glibc-d.o): New rule.
	* configure: Regenerated.
	* configure.ac (tm_d_file): New variable.
	(tm_d_file_list, tm_d_include_list, d_target_objs): Add substitutes.
	* doc/contrib.texi (Contributors): Add self for the D frontend.
	* doc/frontends.texi (G++ and GCC): Mention D as a supported language.
	* doc/install.texi (Configuration): Mention libphobos as an option for
	--enable-shared.  Mention d as an option for --enable-languages.
	(Testing): Mention check-d as a target.
	* doc/invoke.texi (Overall Options): Mention .d, .dd, and .di as file
	name suffixes.  Mention d as a -x option.
	* doc/sourcebuild.texi (Top Level): Mention libphobos.
	* doc/standards.texi (Standards): Add section on D language.
	* doc/tm.texi: Regenerated.
	* doc/tm.texi.in: Add @node for D language and ABI, and @hook for
	TARGET_CPU_VERSIONS, TARGET_D_OS_VERSIONS, and TARGET_D_CRITSEC_SIZE.
	* dwarf2out.c (is_dlang): New function.
	(gen_compile_unit_die): Use DW_LANG_D for D.
	(declare_in_namespace): Return module die for D, instead of adding
	extra declarations into the namespace.
	(gen_namespace_die): Generate DW_TAG_module for D.
	(gen_decl_die): Handle CONST_DECLSs for D.
	(dwarf2out_decl): Likewise.
	(prune_unused_types_walk_local_classes): Handle DW_tag_interface_type.
	(prune_unused_types_walk): Handle DW_tag_interface_type same as other
	kinds of aggregates.
	* gcc.c (default_compilers): Add entries for .d, .dd and .di.
	* genhooks.c: Include d/d-target.def.

gcc/po/ChangeLog:

	* EXCLUDES: Add sources from d/dmd.

gcc/testsuite/ChangeLog:

	* gcc.misc-tests/help.exp: Add D to option descriptions check.
	* gdc.dg/asan/asan.exp: New file.
	* gdc.dg/asan/gdc272.d: New test.
	* gdc.dg/compilable.d: New test.
	* gdc.dg/dg.exp: New file.
	* gdc.dg/gdc254.d: New test.
	* gdc.dg/gdc260.d: New test.
	* gdc.dg/gdc270a.d: New test.
	* gdc.dg/gdc270b.d: New test.
	* gdc.dg/gdc282.d: New test.
	* gdc.dg/gdc283.d: New test.
	* gdc.dg/imports/gdc170.d: New test.
	* gdc.dg/imports/gdc231.d: New test.
	* gdc.dg/imports/gdc239.d: New test.
	* gdc.dg/imports/gdc241a.d: New test.
	* gdc.dg/imports/gdc241b.d: New test.
	* gdc.dg/imports/gdc251a.d: New test.
	* gdc.dg/imports/gdc251b.d: New test.
	* gdc.dg/imports/gdc253.d: New test.
	* gdc.dg/imports/gdc254a.d: New test.
	* gdc.dg/imports/gdc256.d: New test.
	* gdc.dg/imports/gdc27.d: New test.
	* gdc.dg/imports/gdcpkg256/package.d: New test.
	* gdc.dg/imports/runnable.d: New test.
	* gdc.dg/link.d: New test.
	* gdc.dg/lto/lto.exp: New file.
	* gdc.dg/lto/ltotests_0.d: New test.
	* gdc.dg/lto/ltotests_1.d: New test.
	* gdc.dg/runnable.d: New test.
	* gdc.dg/simd.d: New test.
	* gdc.test/gdc-test.exp: New file.
	* lib/gdc-dg.exp: New file.
	* lib/gdc.exp: New file.

libphobos/ChangeLog:

	* Makefile.am: New file.
	* Makefile.in: New file.
	* acinclude.m4: New file.
	* aclocal.m4: New file.
	* config.h.in: New file.
	* configure: New file.
	* configure.ac: New file.
	* d_rules.am: New file.
	* libdruntime/Makefile.am: New file.
	* libdruntime/Makefile.in: New file.
	* libdruntime/__entrypoint.di: New file.
	* libdruntime/__main.di: New file.
	* libdruntime/gcc/attribute.d: New file.
	* libdruntime/gcc/backtrace.d: New file.
	* libdruntime/gcc/builtins.d: New file.
	* libdruntime/gcc/config.d.in: New file.
	* libdruntime/gcc/deh.d: New file.
	* libdruntime/gcc/libbacktrace.d.in: New file.
	* libdruntime/gcc/unwind/arm.d: New file.
	* libdruntime/gcc/unwind/arm_common.d: New file.
	* libdruntime/gcc/unwind/c6x.d: New file.
	* libdruntime/gcc/unwind/generic.d: New file.
	* libdruntime/gcc/unwind/package.d: New file.
	* libdruntime/gcc/unwind/pe.d: New file.
	* m4/autoconf.m4: New file.
	* m4/druntime.m4: New file.
	* m4/druntime/cpu.m4: New file.
	* m4/druntime/libraries.m4: New file.
	* m4/druntime/os.m4: New file.
	* m4/gcc_support.m4: New file.
	* m4/gdc.m4: New file.
	* m4/libtool.m4: New file.
	* src/Makefile.am: New file.
	* src/Makefile.in: New file.
	* src/libgphobos.spec.in: New file.
	* testsuite/Makefile.am: New file.
	* testsuite/Makefile.in: New file.
	* testsuite/config/default.exp: New file.
	* testsuite/lib/libphobos-dg.exp: New file.
	* testsuite/lib/libphobos.exp: New file.
	* testsuite/testsuite_flags.in: New file.

From-SVN: r265573

1 files changed, 275 insertions, 0 deletions

diff --git a/gcc/d/dmd/attrib.h b/gcc/d/dmd/attrib.h
new file mode 100644
index 0000000..83486a9
--- /dev/null
+++ b/gcc/d/dmd/attrib.h
@@ -0,0 +1,275 @@
+
+/* Compiler implementation of the D programming language
+ * Copyright (C) 1999-2018 by The D Language Foundation, All Rights Reserved
+ * written by Walter Bright
+ * http://www.digitalmars.com
+ * Distributed under the Boost Software License, Version 1.0.
+ * http://www.boost.org/LICENSE_1_0.txt
+ * https://github.com/dlang/dmd/blob/master/src/dmd/attrib.h
+ */
+
+#pragma once
+
+#include "dsymbol.h"
+
+class Expression;
+class Statement;
+class LabelDsymbol;
+class Initializer;
+class Module;
+class Condition;
+class StaticForeach;
+
+/**************************************************************/
+
+class AttribDeclaration : public Dsymbol
+{
+public:
+    Dsymbols *decl;     // array of Dsymbol's
+
+    AttribDeclaration(Dsymbols *decl);
+    virtual Dsymbols *include(Scope *sc, ScopeDsymbol *sds);
+    int apply(Dsymbol_apply_ft_t fp, void *param);
+    static Scope *createNewScope(Scope *sc,
+        StorageClass newstc, LINK linkage, CPPMANGLE cppmangle, Prot protection,
+        int explicitProtection, AlignDeclaration *aligndecl, PINLINE inlining);
+    virtual Scope *newScope(Scope *sc);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    void setScope(Scope *sc);
+    void importAll(Scope *sc);
+    void semantic(Scope *sc);
+    void semantic2(Scope *sc);
+    void semantic3(Scope *sc);
+    void addComment(const utf8_t *comment);
+    const char *kind() const;
+    bool oneMember(Dsymbol **ps, Identifier *ident);
+    void setFieldOffset(AggregateDeclaration *ad, unsigned *poffset, bool isunion);
+    bool hasPointers();
+    bool hasStaticCtorOrDtor();
+    void checkCtorConstInit();
+    void addLocalClass(ClassDeclarations *);
+    AttribDeclaration *isAttribDeclaration() { return this; }
+
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class StorageClassDeclaration : public AttribDeclaration
+{
+public:
+    StorageClass stc;
+
+    StorageClassDeclaration(StorageClass stc, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    bool oneMember(Dsymbol **ps, Identifier *ident);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    StorageClassDeclaration *isStorageClassDeclaration() { return this; }
+
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class DeprecatedDeclaration : public StorageClassDeclaration
+{
+public:
+    Expression *msg;
+    const char *msgstr;
+
+    DeprecatedDeclaration(Expression *msg, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    void setScope(Scope *sc);
+    void semantic2(Scope *sc);
+    const char *getMessage();
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class LinkDeclaration : public AttribDeclaration
+{
+public:
+    LINK linkage;
+
+    LinkDeclaration(LINK p, Dsymbols *decl);
+    static LinkDeclaration *create(LINK p, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    const char *toChars();
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class CPPMangleDeclaration : public AttribDeclaration
+{
+public:
+    CPPMANGLE cppmangle;
+
+    CPPMangleDeclaration(CPPMANGLE p, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    const char *toChars();
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class ProtDeclaration : public AttribDeclaration
+{
+public:
+    Prot protection;
+    Identifiers* pkg_identifiers;
+
+    ProtDeclaration(Loc loc, Prot p, Dsymbols *decl);
+    ProtDeclaration(Loc loc, Identifiers* pkg_identifiers, Dsymbols *decl);
+
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    const char *kind() const;
+    const char *toPrettyChars(bool unused);
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class AlignDeclaration : public AttribDeclaration
+{
+public:
+    Expression *ealign;
+    structalign_t salign;
+
+    AlignDeclaration(Loc loc, Expression *ealign, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    void semantic2(Scope *sc);
+    structalign_t getAlignment(Scope *sc);
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class AnonDeclaration : public AttribDeclaration
+{
+public:
+    bool isunion;
+    int sem;                    // 1 if successful semantic()
+    unsigned anonoffset;        // offset of anonymous struct
+    unsigned anonstructsize;    // size of anonymous struct
+    unsigned anonalignsize;     // size of anonymous struct for alignment purposes
+
+    AnonDeclaration(Loc loc, bool isunion, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    void setScope(Scope *sc);
+    void semantic(Scope *sc);
+    void setFieldOffset(AggregateDeclaration *ad, unsigned *poffset, bool isunion);
+    const char *kind() const;
+    AnonDeclaration *isAnonDeclaration() { return this; }
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class PragmaDeclaration : public AttribDeclaration
+{
+public:
+    Expressions *args;          // array of Expression's
+
+    PragmaDeclaration(Loc loc, Identifier *ident, Expressions *args, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    void semantic(Scope *sc);
+    const char *kind() const;
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class ConditionalDeclaration : public AttribDeclaration
+{
+public:
+    Condition *condition;
+    Dsymbols *elsedecl; // array of Dsymbol's for else block
+
+    ConditionalDeclaration(Condition *condition, Dsymbols *decl, Dsymbols *elsedecl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    bool oneMember(Dsymbol **ps, Identifier *ident);
+    Dsymbols *include(Scope *sc, ScopeDsymbol *sds);
+    void addComment(const utf8_t *comment);
+    void setScope(Scope *sc);
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class StaticIfDeclaration : public ConditionalDeclaration
+{
+public:
+    ScopeDsymbol *scopesym;
+    bool addisdone;
+
+    StaticIfDeclaration(Condition *condition, Dsymbols *decl, Dsymbols *elsedecl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Dsymbols *include(Scope *sc, ScopeDsymbol *sds);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    void setScope(Scope *sc);
+    void importAll(Scope *sc);
+    void semantic(Scope *sc);
+    const char *kind() const;
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class StaticForeachDeclaration : public ConditionalDeclaration
+{
+public:
+    StaticForeach *sfe;
+    ScopeDsymbol *scopesym;
+    bool cached;
+    Dsymbols *cache;
+
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    bool oneMember(Dsymbol *ps, Identifier *ident);
+    Dsymbols *include(Scope *sc, ScopeDsymbol *sds);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    void addComment(const char *comment);
+    void setScope(Scope *sc);
+    void importAll(Scope *sc);
+    void semantic(Scope *sc);
+    const char *kind() const;
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+class ForwardingAttribDeclaration : AttribDeclaration
+{
+public:
+    ForwardingScopeDsymbol *sym;
+
+    Scope *newScope(Scope *sc);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    ForwardingAttribDeclaration *isForwardingAttribDeclaration() { return this; }
+};
+
+// Mixin declarations
+
+class CompileDeclaration : public AttribDeclaration
+{
+public:
+    Expression *exp;
+
+    ScopeDsymbol *scopesym;
+    bool compiled;
+
+    CompileDeclaration(Loc loc, Expression *exp);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    void addMember(Scope *sc, ScopeDsymbol *sds);
+    void setScope(Scope *sc);
+    void compileIt(Scope *sc);
+    void semantic(Scope *sc);
+    const char *kind() const;
+    void accept(Visitor *v) { v->visit(this); }
+};
+
+/**
+ * User defined attributes look like:
+ *      @(args, ...)
+ */
+class UserAttributeDeclaration : public AttribDeclaration
+{
+public:
+    Expressions *atts;
+
+    UserAttributeDeclaration(Expressions *atts, Dsymbols *decl);
+    Dsymbol *syntaxCopy(Dsymbol *s);
+    Scope *newScope(Scope *sc);
+    void setScope(Scope *sc);
+    void semantic(Scope *sc);
+    void semantic2(Scope *sc);
+    static Expressions *concat(Expressions *udas1, Expressions *udas2);
+    Expressions *getAttributes();
+    const char *kind() const;
+    void accept(Visitor *v) { v->visit(this); }
+};