diff options
Diffstat (limited to 'c32.mac')
-rw-r--r-- | c32.mac | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/c32.mac b/c32.mac new file mode 100644 index 00000000..6abad995 --- /dev/null +++ b/c32.mac @@ -0,0 +1,26 @@ +; NASM macro set to make interfacing to 32-bit programs easier -*- nasm -*-
+
+%imacro proc 1 ; begin a procedure definition
+%push proc
+ global %1
+%1: push ebp
+ mov ebp,esp
+%assign %$arg 8
+%define %$procname %1
+%endmacro
+
+%imacro arg 0-1 4 ; used with the argument name as a label
+%00 equ %$arg
+%assign %$arg %1+%$arg
+%endmacro
+
+%imacro endproc 0
+%ifnctx proc
+%error Mismatched `endproc'/`proc'
+%else
+ leave
+ ret
+__end_%$procname: ; useful for calculating function size
+%pop
+%endif
+%endmacro
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