| 1 | #
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| 2 | # Strip stuff lines and spaces we don't care about.
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| 3 | #
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| 4 | / %line /d
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| 5 | /\[section /d
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| 6 | /\[bits /d
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| 7 | /\[absolute /d
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| 8 | / times /d
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| 9 | s/ *[[:digit:]]* //
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| 10 | /^ *$/d
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| 11 | s/ *$//g
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| 12 | s/^ *//g
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| 13 | /^\.text$/d
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| 14 | /^\.data$/d
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| 15 | /^\.bss$/d
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| 16 | s/[[:space:]][[:space:]]*/ /g
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| 17 |
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| 18 | #
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| 19 | # Figure which type of line this is and process it accordingly.
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| 20 | #
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| 21 | /^[[:alpha:]_][[:alnum:]_]*:/b struct
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| 22 | /^[[:alpha:]_][[:alnum:]_]*_size EQU \$ - .*$/b struct_equ
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| 23 | /<gap>/b member
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| 24 | /^\.[[:alpha:]_][[:alnum:]_.:]* res.*$/b member_two
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| 25 | /^\.[[:alpha:]_][[:alnum:]_.:]*:$/b member_alias
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| 26 | b error
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| 27 | b member_two
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| 28 |
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| 29 |
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| 30 | #
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| 31 | # Struct start / end.
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| 32 | #
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| 33 | :struct_equ
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| 34 | s/_size EQU.*$/_size/
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| 35 | :struct
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| 36 | s/:$//
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| 37 | h
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| 38 | s/^/global /
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| 39 | s/$/ ; struct/
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| 40 | b end
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| 41 |
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| 42 |
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| 43 | #
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| 44 | # Struct member
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| 45 | # Note: the 't' command doesn't seem to be working right with 's'.
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| 46 | #
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| 47 | :member
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| 48 | s/[[:xdigit:]]* *//
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| 49 | s/<gap> *//
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| 50 | /^\.[[:alnum:]_.]*[:]* .*$/!t error
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| 51 | s/\(\.[[:alnum:]_]*\)[:]* .*$/\1 /
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| 52 | G
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| 53 | s/^\([^ ]*\) \(.*\)$/global \2\1 ; member/
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| 54 | s/\n//m
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| 55 |
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| 56 | b end
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| 57 |
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| 58 |
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| 59 | #
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| 60 | # Struct member, no address. yasm r1842 and later.
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| 61 | #
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| 62 | :member_two
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| 63 | s/[:]* *res[bwdtq] .*$//
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| 64 | s/$/ /
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| 65 | /^\.[[:alnum:]_.]* *$/!t error
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| 66 | G
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| 67 | s/^\([^ ]*\) \(.*\)$/global \2\1 ; member2/
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| 68 | s/\n//m
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| 69 |
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| 70 | b end
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| 71 |
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| 72 | #
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| 73 | # Alias member like Host.cr0Fpu in 64-bit. Drop it.
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| 74 | #
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| 75 | :member_alias
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| 76 | d
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| 77 | b end
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| 78 |
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| 79 | :error
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| 80 | s/^/\nSed script logic error!\nBuffer: /
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| 81 | s/$/\nHold: /
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| 82 | G
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| 83 | q 1
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| 84 | b end
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| 85 |
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| 86 |
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| 87 | :end
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| 88 |
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