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* implement thunking for x86_64 SysV ABI targets

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git-svn-id: trunk@42734 -
This commit is contained in:
svenbarth 2019-08-18 18:30:42 +00:00
parent 58ada1f547
commit 652e1985a9
1 changed files with 12 additions and 1 deletions
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13
packages/rtl-objpas/src/inc/rtti.pp
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@ -863,7 +863,7 @@ asm
jmp %eax
RawThunkEnd:
end;
{$elseif defined(cpux86_64) and defined(win64)}
{$elseif defined(cpux86_64)}
const
RawThunkPlaceholderProc = PtrUInt($8765876587658765);
RawThunkPlaceholderContext = PtrUInt($4321432143214321);
@ -872,6 +872,7 @@ type
TRawThunkProc = PtrUInt;
TRawThunkContext = PtrUInt;
{$ifdef win64}
procedure RawThunk; assembler; nostackframe;
asm
{ Self is always in register RCX }
@ -880,6 +881,16 @@ asm
jmp %rax
RawThunkEnd:
end;
{$else}
procedure RawThunk; assembler; nostackframe;
asm
{ Self is always in register RDI }
movl RawThunkPlaceholderContext, %rdi
movl RawThunkPlaceholderProc, %rax
jmp %rax
RawThunkEnd:
end;
{$endif}
{$endif}
{$if declared(RawThunk)}