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author | Kartik K. Agaram <vc@akkartik.com> | 2021-05-09 13:21:08 -0700 |
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committer | Kartik K. Agaram <vc@akkartik.com> | 2021-05-09 13:21:08 -0700 |
commit | cd6412129f91d907e94ddb69c4e3386aa25f0859 (patch) | |
tree | 3b85b2343500dfa7f6bd78ea29caa7a2d11a382c | |
parent | 1b9ddcefb91bc41de4b003926c7e956aa6f38d24 (diff) | |
download | mu-cd6412129f91d907e94ddb69c4e3386aa25f0859.tar.gz |
.
Yet another step in the slow divergence of survey_baremetal from its survey_elf roots.
-rwxr-xr-x | linux/survey_baremetal | bin | 53101 -> 53105 bytes | |||
-rw-r--r-- | linux/survey_baremetal.subx | 62 |
2 files changed, 31 insertions, 31 deletions
diff --git a/linux/survey_baremetal b/linux/survey_baremetal index c9686c61..2c7a7ec4 100755 --- a/linux/survey_baremetal +++ b/linux/survey_baremetal Binary files differdiff --git a/linux/survey_baremetal.subx b/linux/survey_baremetal.subx index 9d31466e..34d51d43 100644 --- a/linux/survey_baremetal.subx +++ b/linux/survey_baremetal.subx @@ -111,7 +111,7 @@ subx-survey: # infile: (addr buffered-file), out: (addr buffered-file) # var in: (stream byte Input-size) # slurp(infile, in) # var labels: (stream {label-name, address} Max-labels) - # compute-offsets(in, labels) + # compute-addresses(in, labels) # rewind-stream(in) # emit-output(in, out, labels) # @@ -151,12 +151,12 @@ subx-survey: # infile: (addr buffered-file), out: (addr buffered-file) e8/call slurp/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp - # compute-offsets(in, labels) + # compute-addresses(in, labels) # . . push args 52/push-edx 56/push-esi # . . call - e8/call compute-offsets/disp32 + e8/call compute-addresses/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # rewind-stream(in) @@ -459,7 +459,7 @@ test-subx-survey-computes-addresses-with-padding: 5d/pop-to-ebp c3/return -compute-offsets: # in: (addr stream byte), labels: (addr stream {(handle array byte), address}) +compute-addresses: # in: (addr stream byte), labels: (addr stream {(handle array byte), address}) # pseudocode: # var current-address = 0x7c00 # var line: (stream byte 512) @@ -514,7 +514,7 @@ compute-offsets: # in: (addr stream byte), labels: (addr stream {(handle array 68/push 0/imm32 68/push 0/imm32 89/copy 3/mod/direct 2/rm32/edx . . . 4/r32/esp . . # copy esp to edx -$compute-offsets:line-loop: +$compute-addresses:line-loop: # clear-stream(line) # . . push args 51/push-ecx @@ -533,7 +533,7 @@ $compute-offsets:line-loop: # if (line->write == 0) break 8b/copy 0/mod/indirect 1/rm32/ecx . . . 0/r32/eax . . # copy *ecx to eax 3d/compare-eax-and 0/imm32 - 0f 84/jump-if-= $compute-offsets:end/disp32 + 0f 84/jump-if-= $compute-addresses:end/disp32 #? # dump line {{{ #? # . write(2/stderr, "LL: ") #? # . . push args @@ -567,7 +567,7 @@ $compute-offsets:line-loop: #? # . . discard args #? 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp #? # }}} -$compute-offsets:word-loop: +$compute-addresses:word-loop: # next-word(line, word-slice) # . . push args 52/push-edx @@ -576,7 +576,7 @@ $compute-offsets:word-loop: e8/call next-word/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp -$compute-offsets:case-empty: +$compute-addresses:case-empty: # if slice-empty?(word-slice) break # . eax = slice-empty?(word-slice) # . . push args @@ -587,8 +587,8 @@ $compute-offsets:case-empty: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp # . if (eax != false) break 3d/compare-eax-and 0/imm32/false - 0f 85/jump-if-!= $compute-offsets:line-loop/disp32 -$compute-offsets:case-comment: + 0f 85/jump-if-!= $compute-addresses:line-loop/disp32 +$compute-addresses:case-comment: # if slice-starts-with?(word-slice, "#") break # . . push args 68/push "#"/imm32 @@ -599,8 +599,8 @@ $compute-offsets:case-comment: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # . if (eax != false) break 3d/compare-eax-and 0/imm32/false - 0f 85/jump-if-!= $compute-offsets:line-loop/disp32 -$compute-offsets:case-segment-header: + 0f 85/jump-if-!= $compute-addresses:line-loop/disp32 +$compute-addresses:case-segment-header: # if !slice-equal?(word-slice, "==") goto next case # . eax = slice-equal?(word-slice, "==") # . . push args @@ -612,7 +612,7 @@ $compute-offsets:case-segment-header: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # . if (eax != false) break 3d/compare-eax-and 0/imm32/false - 0f 84/jump-if-= $compute-offsets:case-label/disp32 + 0f 84/jump-if-= $compute-addresses:case-label/disp32 # next-word(line, word-slice) # . . push args 52/push-edx @@ -631,7 +631,7 @@ $compute-offsets:case-segment-header: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp # . if (eax != false) abort 3d/compare-eax-and 0/imm32/false - 0f 85/jump-if-!= $compute-offsets:abort/disp32 + 0f 85/jump-if-!= $compute-addresses:abort/disp32 # next-word(line, word-slice) # . . push args 52/push-edx @@ -650,7 +650,7 @@ $compute-offsets:case-segment-header: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp # . if (eax != false) break 3d/compare-eax-and 0/imm32/false - 0f 85/jump-if-!= $compute-offsets:line-loop/disp32 + 0f 85/jump-if-!= $compute-addresses:line-loop/disp32 # var new-address/eax: int = parse-hex-int-from-slice(word-slice) # . . push args 52/push-edx @@ -660,12 +660,12 @@ $compute-offsets:case-segment-header: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp # if (new-address < current-address) abort 39/compare 3/mod/direct 0/rm32/eax . . . 6/r32/esi . . # compare eax with esi - 0f 82/jump-if-addr< $compute-offsets:error-bad-segment-address/disp32 + 0f 82/jump-if-addr< $compute-addresses:error-bad-segment-address/disp32 # current-address = new-address 89/copy 3/mod/direct 6/rm32/esi . . . 0/r32/eax . . # copy eax to esi # break - e9/jump $compute-offsets:line-loop/disp32 -$compute-offsets:case-label: + e9/jump $compute-addresses:line-loop/disp32 +$compute-addresses:case-label: # if (!label?(word-slice)) goto next case # . eax = label?(word-slice) # . . push args @@ -676,7 +676,7 @@ $compute-offsets:case-label: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 4/imm32 # add to esp # . if (eax == false) goto next case 3d/compare-eax-and 0/imm32/false - 0f 84/jump-if-= $compute-offsets:case-default/disp32 + 0f 84/jump-if-= $compute-addresses:case-default/disp32 # strip trailing ':' from word-slice ff 1/subop/decrement 1/mod/*+disp8 2/rm32/edx . . . . 4/disp8 . # decrement *(edx+4) # var tmp/eax: (addr int) = get-or-insert-slice(labels, word-slice, row-size=12) @@ -703,8 +703,8 @@ $compute-offsets:case-label: # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0x14/imm32 # add to esp # continue - e9/jump $compute-offsets:word-loop/disp32 -$compute-offsets:case-default: + e9/jump $compute-addresses:word-loop/disp32 +$compute-addresses:case-default: # width/eax = compute-width-of-slice(word-slice) # . . push args 52/push-edx @@ -733,7 +733,7 @@ $compute-offsets:case-default: #? # . write-int32-hex-buffered(Stderr, segment-offset) #? # . . push args #? 52/push-edx -#? ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 . . . compute-offsets:segment-offset/disp32 # push *segment-offset +#? ff 6/subop/push 0/mod/indirect 5/rm32/.disp32 . . . compute-addresses:segment-offset/disp32 # push *segment-offset #? 68/push Stderr/imm32 #? # . . call #? e8/call write-int32-hex-buffered/disp32 @@ -755,8 +755,8 @@ $compute-offsets:case-default: #? # . . discard args #? 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp #? # }}} - e9/jump $compute-offsets:word-loop/disp32 -$compute-offsets:end: + e9/jump $compute-addresses:word-loop/disp32 +$compute-addresses:end: # . reclaim locals 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 0x214/imm32 # add to esp # . restore registers @@ -771,7 +771,7 @@ $compute-offsets:end: 5d/pop-to-ebp c3/return -$compute-offsets:abort: +$compute-addresses:abort: # . _write(2/stderr, error) # . . push args 68/push "'==' must be followed by segment name and optionally an address\n"/imm32 @@ -785,7 +785,7 @@ $compute-offsets:abort: e8/call syscall_exit/disp32 # never gets here -$compute-offsets:error-bad-segment-address: +$compute-addresses:error-bad-segment-address: # . _write(2/stderr, error) # . . push args 68/push "'==' specifies an address that implies negative padding\n"/imm32 @@ -799,7 +799,7 @@ $compute-offsets:error-bad-segment-address: e8/call syscall_exit/disp32 # never gets here -test-compute-offsets: +test-compute-addresses: # input: # == code # ab x/imm32 # skip comment @@ -877,12 +877,12 @@ test-compute-offsets: e8/call write/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp - # compute-offsets(_test-input-stream, labels) + # compute-addresses(_test-input-stream, labels) # . . push args 52/push-edx 68/push _test-input-stream/imm32 # . . call - e8/call compute-offsets/disp32 + e8/call compute-addresses/disp32 # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp #? # dump *Trace-stream {{{ @@ -913,7 +913,7 @@ test-compute-offsets: #? # }}} # . check-trace-contains("label 'x' is at address 0x00007c06.", msg) # . . push args - 68/push "F - test-compute-offsets"/imm32 + 68/push "F - test-compute-addresses"/imm32 68/push "label 'x' is at address 0x00007c06."/imm32 # . . call e8/call check-trace-contains/disp32 @@ -921,7 +921,7 @@ test-compute-offsets: 81 0/subop/add 3/mod/direct 4/rm32/esp . . . . . 8/imm32 # add to esp # . check-ints-equal(labels->write, 0xc, msg) # . . push args - 68/push "F - test-compute-offsets-maintains-labels-write-index"/imm32 + 68/push "F - test-compute-addresses-maintains-labels-write-index"/imm32 68/push 0xc/imm32/1-entry ff 6/subop/push 0/mod/indirect 2/rm32/edx . . . . . . # push *edx # . . call |