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|
; Standard macro set for NASM -*- nasm -*-
; Macros to make NASM ignore some TASM directives before the first include
; directive.
%idefine IDEAL
%idefine JUMPS
%idefine P386
%idefine P486
%idefine P586
%idefine END
; This is a magic token which indicates the end of the TASM macros
*END*TASM*MACROS*
; Note that although some user-level forms of directives are defined
; here, not all of them are: the user-level form of a format-specific
; directive should be defined in the module for that directive.
; These three need to be defined, though the actual definitions will
; be constantly updated during preprocessing.
%define __FILE__
%define __LINE__
%define __BITS__
%define __SECT__ ; it ought to be defined, even if as nothing
%imacro section 1+.nolist
%define __SECT__ [section %1]
__SECT__
%endmacro
%imacro segment 1+.nolist
%define __SECT__ [segment %1]
__SECT__
%endmacro
%imacro absolute 1+.nolist
%define __SECT__ [absolute %1]
__SECT__
%endmacro
%imacro struc 1.nolist
%push
%define %$strucname %1
[absolute 0]
%$strucname: ; allow definition of `.member' to work sanely
%endmacro
%imacro endstruc 0.nolist
%{$strucname}_size:
%pop
__SECT__
%endmacro
%imacro istruc 1.nolist
%push
%define %$strucname %1
%$strucstart:
%endmacro
%imacro at 1-2+.nolist
times %1-($-%$strucstart) db 0
%2
%endmacro
%imacro iend 0.nolist
times %{$strucname}_size-($-%$strucstart) db 0
%pop
%endmacro
%imacro align 1-2+.nolist nop
times (((%1) - (($-$$) % (%1))) % (%1)) %2
%endmacro
%imacro alignb 1-2+.nolist
%ifempty %2
resb (((%1) - (($-$$) % (%1))) % (%1))
%else
times (((%1) - (($-$$) % (%1))) % (%1)) %2
%endif
%endmacro
%imacro extern 1-*.nolist
%rep %0
[extern %1]
%rotate 1
%endrep
%endmacro
%imacro bits 1+.nolist
[bits %1]
%endmacro
%imacro use16 0.nolist
[bits 16]
%endmacro
%imacro use32 0.nolist
[bits 32]
%endmacro
%imacro use64 0.nolist
[bits 64]
%endmacro
%imacro global 1-*.nolist
%rep %0
[global %1]
%rotate 1
%endrep
%endmacro
%imacro common 1-*.nolist
%rep %0
[common %1]
%rotate 1
%endrep
%endmacro
%imacro cpu 1+.nolist
[cpu %1]
%endmacro
%define __FLOAT_DAZ__ nodaz
%define __FLOAT_ROUND__ near
; __FLOAT__ contains the whole floating-point configuration so it can
; be saved and restored
%define __FLOAT__ __FLOAT_DAZ__,__FLOAT_ROUND__
%imacro float 1-*.nolist
%rep %0
[float %1]
%ifidni %1,daz
%define __FLOAT_DAZ__ daz
%elifidni %1,nodaz
%define __FLOAT_DAZ__ nodaz
%elifidni %1,near
%define __FLOAT_ROUND__ near
%elifidni %1,up
%define __FLOAT_ROUND__ up
%elifidni %1,down
%define __FLOAT_ROUND__ down
%elifidni %1,zero
%define __FLOAT_ROUND__ zero
%elifidni %1,default
%define __FLOAT_DAZ__ nodaz
%define __FLOAT_ROUND__ near
%endif
%rotate 1
%endrep
%endmacro
%imacro default 1+.nolist
[default %1]
%endmacro
%imacro incbin 1-2+.nolist 0
%push
%pathsearch %$dep %1
%depend %$dep
%? %$dep,%2
%pop
%endmacro
|
