| 1 |
|
|---|
| 2 | # Check for markers (typically in comments).
|
|---|
| 3 | /ASM-INC/basm-inc
|
|---|
| 4 | /ASM-NOINC/basm-noinc
|
|---|
| 5 |
|
|---|
| 6 | # Strip comments and trailing space.
|
|---|
| 7 | s/[[:space:]][[:space:]]*\/\*.*$//g
|
|---|
| 8 | s/[[:space:]][[:space:]]*\/\/.*$//g
|
|---|
| 9 | s/[[:space:]][[:space:]]*$//g
|
|---|
| 10 |
|
|---|
| 11 | # Try identify the statement.
|
|---|
| 12 | /#[[:space:]]*define[[:space:]]/bdefine
|
|---|
| 13 | /#[[:space:]]*ifdef[[:space:]]/bifdef
|
|---|
| 14 | /#[[:space:]]*ifndef[[:space:]]/bifndef
|
|---|
| 15 | /#[[:space:]]*if[[:space:]]/bif
|
|---|
| 16 | /#[[:space:]]*elif[[:space:]]/belif
|
|---|
| 17 | /#[[:space:]]*else$/belse
|
|---|
| 18 | /#[[:space:]]*endif$/bendif
|
|---|
| 19 |
|
|---|
| 20 | # Not recognized, drop it.
|
|---|
| 21 | :asm-noinc
|
|---|
| 22 | d
|
|---|
| 23 | b end
|
|---|
| 24 |
|
|---|
| 25 | #
|
|---|
| 26 | # Defines needs some extra massaging to work in yasm.
|
|---|
| 27 | # Things like trailing type indicators ('U', 'ULL' ++) does not go down well.
|
|---|
| 28 | #
|
|---|
| 29 | :define
|
|---|
| 30 | /\$/d
|
|---|
| 31 | s/#\([[:space:]]*\)define/\1%define/
|
|---|
| 32 |
|
|---|
| 33 | s/\([[:space:]]0[xX][0-9a-fA-F][0-9a-fA-F]*\)U$/\1/
|
|---|
| 34 | s/\([[:space:]]0[xX][0-9a-fA-F][0-9a-fA-F]*\)U\([[:space:]]*\))$/\1\2)/
|
|---|
| 35 | s/\([[:space:]][0-9][0-9]*\)U[[:space:]]*$/\1/
|
|---|
| 36 | s/\([[:space:]][0-9][0-9]*\)U\([[:space:]]*\))$/\1\2)/
|
|---|
| 37 |
|
|---|
| 38 | s/\([[:space:]]0[xX][0-9a-fA-F][0-9a-fA-F]*\)UL$/\1/
|
|---|
| 39 | s/\([[:space:]]0[xX][0-9a-fA-F][0-9a-fA-F]*\)UL\([[:space:]]*\))$/\1\2)/
|
|---|
| 40 | s/\([[:space:]][0-9][0-9]*\)UL[[:space:]]*$/\1/
|
|---|
| 41 | s/\([[:space:]][0-9][0-9]*\)UL\([[:space:]]*\))$/\1\2)/
|
|---|
| 42 |
|
|---|
| 43 | s/\([[:space:]]0[xX][0-9a-fA-F][0-9a-fA-F]*\)ULL$/\1/
|
|---|
| 44 | s/\([[:space:]]0[xX][0-9a-fA-F][0-9a-fA-F]*\)ULL\([[:space:]]*\))$/\1\2)/
|
|---|
| 45 | s/\([[:space:]][0-9][0-9]*\)ULL[[:space:]]*$/\1/
|
|---|
| 46 | s/\([[:space:]][0-9][0-9]*\)ULL\([[:space:]]*\))$/\1\2)/
|
|---|
| 47 |
|
|---|
| 48 | b end
|
|---|
| 49 |
|
|---|
| 50 | #
|
|---|
| 51 | # Conditional statements, 1:1.
|
|---|
| 52 | #
|
|---|
| 53 | :ifdef
|
|---|
| 54 | s/#\([[:space:]]*\)ifdef/\1%ifdef/
|
|---|
| 55 | b end
|
|---|
| 56 |
|
|---|
| 57 | :ifndef
|
|---|
| 58 | s/#\([[:space:]]*\)ifndef/\1%ifndef/
|
|---|
| 59 | b end
|
|---|
| 60 |
|
|---|
| 61 | :if
|
|---|
| 62 | s/#\([[:space:]]*\)if/\1%if/
|
|---|
| 63 | b end
|
|---|
| 64 |
|
|---|
| 65 | :elif
|
|---|
| 66 | s/#\([[:space:]]*\)elif/\1%elif/
|
|---|
| 67 | b end
|
|---|
| 68 |
|
|---|
| 69 | :else
|
|---|
| 70 | s/#\([[:space:]]*\)else.*$/\1%else/
|
|---|
| 71 | b end
|
|---|
| 72 |
|
|---|
| 73 | :endif
|
|---|
| 74 | s/#\([[:space:]]*\)endif.*$/\1%endif/
|
|---|
| 75 | b end
|
|---|
| 76 |
|
|---|
| 77 | #
|
|---|
| 78 | # Assembly statement... may need adjusting when used.
|
|---|
| 79 | #
|
|---|
| 80 | :asm-inc
|
|---|
| 81 | b end
|
|---|
| 82 |
|
|---|
| 83 | :end
|
|---|
| 84 |
|
|---|
