* 64-bit FreeBSD port files

git-svn-id: trunk@7082 -
This commit is contained in:
marco 2007-04-09 09:09:01 +00:00
parent f47557dde3
commit 96ac89f6d5
3 changed files with 133 additions and 127 deletions

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@ -99,7 +99,9 @@ unit i_bsd;
system : system_x86_64_freebsd;
name : 'FreeBSD for x86-64';
shortname : 'FreeBSD';
flags : [tf_needs_symbol_size,tf_pic_uses_got,tf_files_case_sensitive,tf_use_function_relative_addresses{,tf_smartlink_sections}];
flags : [tf_needs_symbol_size,tf_needs_dwarf_cfi,{Linux: tf_library_needs_pic,}tf_needs_symbol_type,
tf_files_case_sensitive,tf_use_function_relative_addresses
{ tf_pic_uses_got,tf_smartlink_sections}];
cpu : cpu_x86_64;
unit_env : 'BSDUNITS';
extradefines : 'UNIX;HASUNIX;BSD';
@ -124,13 +126,13 @@ unit i_bsd;
Cprefix : '';
newline : #10;
dirsep : '/';
assem : as_gas;
assem : as_x86_64_elf64;
assemextern : as_gas;
link : nil;
linkextern : nil;
ar : ar_gnu_ar;
res : res_none;
dbg : dbg_stabs;
dbg : dbg_dwarf2; //dbg_stabs;
script : script_unix;
endian : endian_little;
alignment :
@ -141,11 +143,11 @@ unit i_bsd;
constalignmin : 0;
constalignmax : 8;
varalignmin : 0;
varalignmax : 8;
varalignmax : 16;
localalignmin : 4;
localalignmax : 8;
localalignmax : 16;
recordalignmin : 0;
recordalignmax : 8;
recordalignmax : 16;
maxCrecordalign : 8
);
first_parm_offset : 16;

View File

@ -22,113 +22,135 @@
- More 6 and 7 param dosyscall because of the __syscall problem
}
{ASMMODE GAS}
{$ASMMODE GAS}
function fpsysCall(sysnr:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL0'];
function fpsysCall(sysnr:TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS0'];
asm
movq sysnr, %rax { Syscall number -> rax. }
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL1'];
function fpsysCall(sysnr,param1 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS1'];
asm
movq sysnr, %rax { Syscall number -> rax. }
movq param1, %rdi { shift arg1 - arg1. }
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1,param2 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL2'];
function fpsysCall(sysnr,param1,param2 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS2'];
asm
movq sysnr, %rax { Syscall number -> rax. }
movq param1, %rdi { shift arg1 - arg2. }
movq param2, %rsi
mov %rcx,%r10
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1,param2,param3:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL3'];
function fpsysCall(sysnr,param1,param2,param3:TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS3'];
asm
movq sysnr, %rax { Syscall number -> rax. }
movq param1, %rdi { shift arg1 - arg3. }
movq param2, %rsi
movq param3, %rdx
mov %rcx,%r10
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL4'];
function fpsysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS4'];
asm
movq sysnr, %rax { Syscall number -> rax. }
@ -136,28 +158,33 @@ asm
movq param2, %rsi
movq param3, %rdx
movq param4, %r10
mov %rcx,%r10
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1,param2,param3,param4,param5 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL5'];
function fpsysCall(sysnr,param1,param2,param3,param4,param5 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS5'];
asm
movq sysnr, %rax { Syscall number -> rax. }
@ -166,29 +193,34 @@ asm
movq param3, %rdx
movq param4, %r10
movq param5, %r8
mov %rcx,%r10
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1,param2,param3,param4,param5,param6 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL6'];
function fpsysCall(sysnr,param1,param2,param3,param4,param5,param6 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS6'];
asm
movq sysnr, %rax { Syscall number -> rax. }
@ -198,96 +230,68 @@ asm
movq param4, %r10
movq param5, %r8
movq param6, %r9
mov %rcx,%r10
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fpsysCall(sysnr,param1,param2,param3,param4,param5,param6,param7 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL7'];
end;
// edi esi edx ecx r8 r9 stack
function fp_sysCall(sysnr,param1,param2,param3,param4,param5,param6 : TSysParam):TSysResult; assembler;[public,alias:'FPC__DOSYS'];
asm
mov param7,%rax
pushq %rax
movq sysnr, %rax { Syscall number -> rax. }
movq param1, %rdi { shift arg1 - arg6. }
movq param2, %rsi
movq param3, %rdx
movq param4, %r10
movq param5, %r8
movq param6, %r9
mov %rcx,%r10
sub $0x18,%rsp
movq param6,%rax // from caller stack to mine.
movq %rax,0x8(%rsp)
movl $0, 0(%rsp) // dummy or caller frame because ?
mov $0xc6,%rax // __syscall
mov %rcx,%r10
syscall { Do the system call. }
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq %rax,%rdx
{$ifdef FPC_PIC}
movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
movq (%rax),%rax
movq Errno@GOTPCREL(%rip),%r11
{$else FPC_PIC}
movq fpc_threadvar_relocate_proc,%rax
leaq Errno,%r11
{$endif FPC_PIC}
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
movl %edx,8(%r11)
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
pushq %rdx
movq (%r11),%rdi
call *%rax
popq %rcx
movq %rcx,(%rax)
popq %rdx
movl %edx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
popq %rax
add $0x18,%rsp
end;
procedure actualsyscall; assembler; {inline requires a dummy push IIRC}
asm
syscall
jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
movq %rax,%rcx
movq fpc_threadvar_relocate_proc,%rax
testq %rax,%rax
jne .LThread
movq %rcx,Errno+8
jmp .LNoThread
.LThread:
pushq %rcx
pushq Errno
call *%rax
popq %rcx
movq %rcx,(%rax)
.LNoThread:
movq $-1,%rax
movq %rax,%rdx
.LSyscOK:
end;
function fp_sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,Param8:TSysParam):TSysResult; assembler;assembler;[public,alias:'FPC_DOSYS8'];
// Hmm, we have to do something different :)
asm
movq param8,%rax
push %rax
movq param7,%rax
push %rax
movq $198, %rax
mov %rcx,%r10
call actualsyscall
add $16,%rsp
end;

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@ -39,9 +39,9 @@ function do_sysCall(sysnr,param1,param2,param3:TSysParam):TSysResult;oldfpccall;
function do_sysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult;oldfpccall; external name 'FPC_DOSYS4';
function do_sysCall(sysnr,param1,param2,param3,param4,param5:TSysParam):TSysResult; oldfpccall; external name 'FPC_DOSYS5';
function do_sysCall(sysnr,param1,param2,param3,param4,param5,param6:TSysParam):int64;oldfpccall; external name 'FPC_DOSYS6';
function do_sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7:TSysParam):int64;oldfpccall; external name 'FPC_DOSYS7';
//function do_sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7:TSysParam):int64;oldfpccall; external name 'FPC_DOSYS7';
// special
function do__sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,Param8:TSysParam):TSysResult; oldfpccall; external name 'FPC_DOSYS8';
function do__sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,Param8:TSysParam):TSysResult; oldfpccall; external name 'FPC__DOSYS';
{$endif}