mirror of
https://github.com/red-prig/fpPS4.git
synced 2024-11-23 06:19:57 +00:00
85 lines
1.3 KiB
ObjectPascal
85 lines
1.3 KiB
ObjectPascal
unit ps4_elf_tls;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes,
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SysUtils,
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Hamt;
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type
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Pdtv=^Tdtv;
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Tdtv=packed record
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value:Pointer;
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is_static:QWORD;
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gen:QWORD;
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end;
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Ptls_tcb=^Ttls_tcb;
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Ttls_tcb=packed record
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seg_adr:Pointer;
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dtv:Pdtv;
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_dtv:Tdtv;
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end;
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function _init_tls_tcb(Size,is_static,gen:QWORD):Ptls_tcb;
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function _get_tls_tcb(gen:QWORD):Ptls_tcb;
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procedure _free_tls_tcb_all;
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implementation
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threadvar
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tls_local:THAMT;
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function _init_tls_tcb(Size,is_static,gen:QWORD):Ptls_tcb;
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var
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full_size:QWORD;
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base:Pointer;
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tcb:Ptls_tcb;
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PP:PPointer;
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begin
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full_size:=Size+SizeOf(Ttls_tcb);
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base:=AllocMem(full_size);
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tcb:=Pointer(base+Size);
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tcb^.seg_adr:=tcb;
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tcb^.dtv:=@tcb^._dtv;
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tcb^._dtv.value:=base;
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tcb^._dtv.is_static:=is_static;
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tcb^._dtv.gen:=gen;
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if (tls_local=nil) then tls_local:=HAMT_create64;
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PP:=HAMT_insert64(tls_local,gen,tcb);
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Assert(PP<>nil);
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Assert(PP^=tcb);
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Result:=tcb;
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end;
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function _get_tls_tcb(gen:QWORD):Ptls_tcb;
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var
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PP:PPointer;
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begin
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Result:=nil;
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PP:=HAMT_search64(tls_local,gen);
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if (PP<>nil) then Result:=PP^;
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end;
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procedure _free_tls_tcb(data,userdata:Pointer);
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Var
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tcb:Ptls_tcb;
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base:Pointer;
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begin
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tcb:=data;
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if (tcb=nil) then Exit;
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base:=tcb^._dtv.value;
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FreeMem(base);
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end;
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procedure _free_tls_tcb_all;
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begin
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HAMT_destroy64(tls_local,@_free_tls_tcb,nil);
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tls_local:=nil;
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end;
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end.
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