mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-10-31 10:11:27 +01:00
* 64-bit FreeBSD port files
git-svn-id: trunk@7082 -
This commit is contained in:
marco
parent
f47557dde3
commit
96ac89f6d5
@ -99,7 +99,9 @@ unit i_bsd;
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system : system_x86_64_freebsd;
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name : 'FreeBSD for x86-64';
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shortname : 'FreeBSD';
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flags : [tf_needs_symbol_size,tf_pic_uses_got,tf_files_case_sensitive,tf_use_function_relative_addresses{,tf_smartlink_sections}];
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flags : [tf_needs_symbol_size,tf_needs_dwarf_cfi,{Linux: tf_library_needs_pic,}tf_needs_symbol_type,
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tf_files_case_sensitive,tf_use_function_relative_addresses
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{ tf_pic_uses_got,tf_smartlink_sections}];
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cpu : cpu_x86_64;
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unit_env : 'BSDUNITS';
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extradefines : 'UNIX;HASUNIX;BSD';
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@ -124,13 +126,13 @@ unit i_bsd;
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Cprefix : '';
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newline : #10;
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dirsep : '/';
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assem : as_gas;
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assem : as_x86_64_elf64;
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assemextern : as_gas;
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link : nil;
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linkextern : nil;
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ar : ar_gnu_ar;
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res : res_none;
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dbg : dbg_stabs;
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dbg : dbg_dwarf2; //dbg_stabs;
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script : script_unix;
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endian : endian_little;
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alignment :
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@ -141,11 +143,11 @@ unit i_bsd;
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constalignmin : 0;
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constalignmax : 8;
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varalignmin : 0;
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varalignmax : 8;
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varalignmax : 16;
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localalignmin : 4;
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localalignmax : 8;
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localalignmax : 16;
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recordalignmin : 0;
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recordalignmax : 8;
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recordalignmax : 16;
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maxCrecordalign : 8
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);
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first_parm_offset : 16;
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@ -22,113 +22,135 @@
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- More 6 and 7 param dosyscall because of the __syscall problem
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}
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{ASMMODE GAS}
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{$ASMMODE GAS}
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function fpsysCall(sysnr:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL0'];
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function fpsysCall(sysnr:TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS0'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL1'];
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function fpsysCall(sysnr,param1 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS1'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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movq param1, %rdi { shift arg1 - arg1. }
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1,param2 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL2'];
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function fpsysCall(sysnr,param1,param2 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS2'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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movq param1, %rdi { shift arg1 - arg2. }
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movq param2, %rsi
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mov %rcx,%r10
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1,param2,param3:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL3'];
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function fpsysCall(sysnr,param1,param2,param3:TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS3'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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movq param1, %rdi { shift arg1 - arg3. }
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movq param2, %rsi
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movq param3, %rdx
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mov %rcx,%r10
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL4'];
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function fpsysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS4'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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@ -136,28 +158,33 @@ asm
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movq param2, %rsi
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movq param3, %rdx
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movq param4, %r10
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mov %rcx,%r10
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1,param2,param3,param4,param5 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL5'];
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function fpsysCall(sysnr,param1,param2,param3,param4,param5 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS5'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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@ -166,29 +193,34 @@ asm
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movq param3, %rdx
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movq param4, %r10
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movq param5, %r8
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mov %rcx,%r10
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1,param2,param3,param4,param5,param6 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL6'];
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function fpsysCall(sysnr,param1,param2,param3,param4,param5,param6 : TSysParam):TSysResult; assembler;[public,alias:'FPC_DOSYS6'];
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asm
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movq sysnr, %rax { Syscall number -> rax. }
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@ -198,96 +230,68 @@ asm
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movq param4, %r10
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movq param5, %r8
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movq param6, %r9
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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.LSyscOK:
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end;
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// edi esi edx ecx r8 r9 stack
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function fp_sysCall(sysnr,param1,param2,param3,param4,param5,param6 : TSysParam):TSysResult; assembler;[public,alias:'FPC__DOSYS'];
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asm
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sub $0x18,%rsp
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movq param6,%rax // from caller stack to mine.
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movq %rax,0x8(%rsp)
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movl $0, 0(%rsp) // dummy or caller frame because ?
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mov $0xc6,%rax // __syscall
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mov %rcx,%r10
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq %rax,%rdx
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{$ifdef FPC_PIC}
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movq fpc_threadvar_relocate_proc@GOTPCREL(%rip),%rax
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movq (%rax),%rax
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movq Errno@GOTPCREL(%rip),%r11
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{$else FPC_PIC}
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movq fpc_threadvar_relocate_proc,%rax
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leaq Errno,%r11
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{$endif FPC_PIC}
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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movl %edx,8(%r11)
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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pushq %rdx
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movq (%r11),%rdi
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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popq %rdx
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movl %edx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fpsysCall(sysnr,param1,param2,param3,param4,param5,param6,param7 : TSysParam):TSysResult; assembler;[public,alias:'FPC_SYSCALL7'];
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asm
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mov param7,%rax
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pushq %rax
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movq sysnr, %rax { Syscall number -> rax. }
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movq param1, %rdi { shift arg1 - arg6. }
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movq param2, %rsi
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movq param3, %rdx
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movq param4, %r10
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movq param5, %r8
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movq param6, %r9
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mov %rcx,%r10
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syscall { Do the system call. }
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq fpc_threadvar_relocate_proc,%rax
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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popq %rax
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add $0x18,%rsp
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end;
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procedure actualsyscall; assembler; {inline requires a dummy push IIRC}
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asm
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syscall
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jge .LSyscOK { branch to exit if ok, errorhandler otherwise}
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movq %rax,%rcx
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movq fpc_threadvar_relocate_proc,%rax
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testq %rax,%rax
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jne .LThread
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movq %rcx,Errno+8
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jmp .LNoThread
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.LThread:
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pushq %rcx
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pushq Errno
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call *%rax
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popq %rcx
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movq %rcx,(%rax)
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.LNoThread:
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movq $-1,%rax
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movq %rax,%rdx
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.LSyscOK:
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end;
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function fp_sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,Param8:TSysParam):TSysResult; assembler;assembler;[public,alias:'FPC_DOSYS8'];
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// Hmm, we have to do something different :)
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asm
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movq param8,%rax
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push %rax
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movq param7,%rax
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push %rax
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movq $198, %rax
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mov %rcx,%r10
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call actualsyscall
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add $16,%rsp
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end;
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@ -39,9 +39,9 @@ function do_sysCall(sysnr,param1,param2,param3:TSysParam):TSysResult;oldfpccall;
|
||||
function do_sysCall(sysnr,param1,param2,param3,param4:TSysParam):TSysResult;oldfpccall; external name 'FPC_DOSYS4';
|
||||
function do_sysCall(sysnr,param1,param2,param3,param4,param5:TSysParam):TSysResult; oldfpccall; external name 'FPC_DOSYS5';
|
||||
function do_sysCall(sysnr,param1,param2,param3,param4,param5,param6:TSysParam):int64;oldfpccall; external name 'FPC_DOSYS6';
|
||||
function do_sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7:TSysParam):int64;oldfpccall; external name 'FPC_DOSYS7';
|
||||
//function do_sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7:TSysParam):int64;oldfpccall; external name 'FPC_DOSYS7';
|
||||
|
||||
// special
|
||||
function do__sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,Param8:TSysParam):TSysResult; oldfpccall; external name 'FPC_DOSYS8';
|
||||
function do__sysCall(sysnr,param1,param2,param3,param4,param5,param6,param7,Param8:TSysParam):TSysResult; oldfpccall; external name 'FPC__DOSYS';
|
||||
{$endif}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user