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author | Kartik Agaram <vc@akkartik.com> | 2019-07-09 16:32:06 -0700 |
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committer | Kartik Agaram <vc@akkartik.com> | 2019-07-09 16:32:06 -0700 |
commit | ba932346031591e6f5fe687a20771b26d0e03055 (patch) | |
tree | 1b54c8ee2e8d124c29738d135a879dfb841bdc8f /subx | |
parent | eb4b45db40c2bdaef35f3e5b2388b59349ace1b6 (diff) | |
download | mu-ba932346031591e6f5fe687a20771b26d0e03055.tar.gz |
move 'segment-start' to a global variable as well
It's ugly to have function locals in global variables, but we'll figure out later how to deal with it.
Diffstat (limited to 'subx')
-rwxr-xr-x | subx/apps/survey | bin | 37352 -> 37339 bytes | |||
-rw-r--r-- | subx/apps/survey.subx | 22 |
2 files changed, 10 insertions, 12 deletions
diff --git a/subx/apps/survey b/subx/apps/survey index ee90a577..6b6d3745 100755 --- a/subx/apps/survey +++ b/subx/apps/survey Binary files differdiff --git a/subx/apps/survey.subx b/subx/apps/survey.subx index 3e0d7258..b9089417 100644 --- a/subx/apps/survey.subx +++ b/subx/apps/survey.subx @@ -332,6 +332,9 @@ compute-offsets:word-slice: 0/imm32/start compute-offsets:word-slice:end: 0/imm32/end +compute-offsets:segment-start: + 0/imm32/start + 0/imm32/end == code @@ -568,19 +571,15 @@ $compute-offsets:construct-next-segment: 3d/compare-EAX-and 1/imm32 # . if so, abort 0f 84/jump-if-equal $compute-offsets:abort/disp32 - # segment-start/EBX = {0, 0} - 68/push 0/imm32 - 68/push 0/imm32 - 89/copy 3/mod/direct 3/rm32/EBX . . . 4/r32/ESP . . # copy ESP to EBX - # next-word(line/ECX, segment-start/EBX) - 53/push-EBX + # next-word(line/ECX, segment-start) + 68/push compute-offsets:segment-start/imm32 51/push-ECX e8/call next-word/disp32 # . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # if slice-empty?(segment-start/EBX) abort - # . EAX = slice-empty?(segment-start/EBX) - 53/push-EBX + # if slice-empty?(segment-start) abort + # . EAX = slice-empty?(segment-start) + 68/push compute-offsets:segment-start/imm32 e8/call slice-empty?/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP @@ -588,8 +587,6 @@ $compute-offsets:construct-next-segment: 3d/compare-EAX-and 1/imm32 # . if so, abort 0f 84/jump-if-equal $compute-offsets:abort/disp32 - # save segment-start/EBX (and prep for parse-hex-int call) - 53/push-EBX # seg/EBX = get-or-insert-slice(segments, curr-segment-name, row-size=16) # . . push args 68/push 0x10/imm32/row-size @@ -601,8 +598,9 @@ $compute-offsets:construct-next-segment: 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP # . EBX = EAX 89/copy 3/mod/direct 3/rm32/EBX . . . 0/r32/EAX . . # copy EAX to EBX - # seg->address = parse-hex-int(segment-start (already on stack)) + # seg->address = parse-hex-int(segment-start) # . EAX = parse-hex-int(segment-start) + 68/push compute-offsets:segment-start/imm32 e8/call parse-hex-int/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP |