mirror of git://gcc.gnu.org/git/gcc.git
115 lines
2.4 KiB
D
115 lines
2.4 KiB
D
/**
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* Written in the D programming language.
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* This module provides Solaris-specific support for sections.
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*
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* Copyright: Copyright Martin Nowak 2012-2013.
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* License: $(WEB www.boost.org/LICENSE_1_0.txt, Boost License 1.0).
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* Authors: Martin Nowak
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* Source: $(DRUNTIMESRC src/rt/_sections_solaris.d)
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*/
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module rt.sections_solaris;
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version (Solaris):
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// debug = PRINTF;
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debug(PRINTF) import core.stdc.stdio;
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import core.stdc.stdlib : malloc, free;
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import rt.deh, rt.minfo;
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struct SectionGroup
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{
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static int opApply(scope int delegate(ref SectionGroup) dg)
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{
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return dg(_sections);
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}
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static int opApplyReverse(scope int delegate(ref SectionGroup) dg)
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{
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return dg(_sections);
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}
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@property immutable(ModuleInfo*)[] modules() const
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{
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return _moduleGroup.modules;
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}
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@property ref inout(ModuleGroup) moduleGroup() inout
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{
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return _moduleGroup;
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}
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@property immutable(FuncTable)[] ehTables() const
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{
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auto pbeg = cast(immutable(FuncTable)*)&__start_deh;
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auto pend = cast(immutable(FuncTable)*)&__stop_deh;
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return pbeg[0 .. pend - pbeg];
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}
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@property inout(void[])[] gcRanges() inout
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{
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return _gcRanges[];
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}
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private:
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ModuleGroup _moduleGroup;
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void[][1] _gcRanges;
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}
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void initSections() nothrow @nogc
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{
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auto mbeg = cast(immutable ModuleInfo**)&__start_minfo;
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auto mend = cast(immutable ModuleInfo**)&__stop_minfo;
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_sections.moduleGroup = ModuleGroup(mbeg[0 .. mend - mbeg]);
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auto pbeg = cast(void*)&__dso_handle;
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auto pend = cast(void*)&_end;
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_sections._gcRanges[0] = pbeg[0 .. pend - pbeg];
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}
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void finiSections() nothrow @nogc
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{
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}
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void[] initTLSRanges() nothrow @nogc
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{
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auto pbeg = cast(void*)&_tlsstart;
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auto pend = cast(void*)&_tlsend;
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return pbeg[0 .. pend - pbeg];
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}
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void finiTLSRanges(void[] rng) nothrow @nogc
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{
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}
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void scanTLSRanges(void[] rng, scope void delegate(void* pbeg, void* pend) nothrow dg) nothrow
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{
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dg(rng.ptr, rng.ptr + rng.length);
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}
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private:
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__gshared SectionGroup _sections;
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extern(C)
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{
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/* Symbols created by the compiler/linker and inserted into the
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* object file that 'bracket' sections.
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*/
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extern __gshared
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{
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void* __start_deh;
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void* __stop_deh;
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void* __start_minfo;
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void* __stop_minfo;
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int __dso_handle;
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int _end;
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}
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extern
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{
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void* _tlsstart;
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void* _tlsend;
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}
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}
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