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new failing test: emit-segments 

Now the only piece I plan to not write tests for is emit-headers.
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Kartik Agaram 2019-07-07 13:19:51 -07:00
parent 633c289f30
commit fb8474af88
2 changed files with 254 additions and 1 deletions
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@ -1232,6 +1232,38 @@ test-compute-addresses:
emit-output: # in : (address buffered-file), out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})
# pseudocode:
# emit-headers(out, segments, labels)
# emit-segments(in, out, segments, labels)
#
# . prolog
55/push-EBP
89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP
# emit-headers(out, segments, labels)
# . . push args
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0x14/disp8 . # push *(EBP+20)
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0x10/disp8 . # push *(EBP+16)
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0xc/disp8 . # push *(EBP+12)
# . . call
e8/call emit-headers/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
# emit-segments(in, out, segments, labels)
# . . push args
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0x14/disp8 . # push *(EBP+20)
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0x10/disp8 . # push *(EBP+16)
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 0xc/disp8 . # push *(EBP+12)
ff 6/subop/push 1/mod/*+disp8 5/rm32/EBP . . . . 8/disp8 . # push *(EBP+8)
# . . call
e8/call emit-segments/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x10/imm32 # add to ESP
$emit-output:end:
# . epilog
89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP
5d/pop-to-EBP
c3/return
emit-segments: # in : (address buffered-file), out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})
# pseudocode:
# var offset-of-next-instruction = 0
# var line = new-stream(512, 1)
# while true
@ -1273,7 +1305,7 @@ emit-output: # in : (address buffered-file), out : (address buffered-file), seg
55/push-EBP
89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP
# . save registers
$emit-output:end:
$emit-segments:end:
# . reclaim locals
# . restore registers
# . epilog
@ -1281,6 +1313,227 @@ $emit-output:end:
5d/pop-to-EBP
c3/return
test-emit-segments:
# input:
# in:
# == a 0x1000
# ab cd ef gh
# ij x/imm32
# == b 0x2000
# 00
# x:
# 34
# segments:
# - 'a': {0x1074, 0, 5}
# - 'b': {0x2079, 5, 1}
# labels:
# - 'l1': {'a', 3, 0x1077}
# - 'l2': {'b', 1, 0x207a}
#
# output:
# ab cd ef gh
# ij 19 20 00 00
# 00
# 34
#
# . prolog
55/push-EBP
89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP
# setup
# . clear-stream(_test-input-stream)
# . . push args
68/push _test-input-stream/imm32
# . . call
e8/call clear-stream/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
# . clear-stream(_test-input-buffered-file+4)
# . . push args
b8/copy-to-EAX _test-input-buffered-file/imm32
05/add-to-EAX 4/imm32
50/push-EAX
# . . call
e8/call clear-stream/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
# . clear-stream(_test-output-stream)
# . . push args
68/push _test-output-stream/imm32
# . . call
e8/call clear-stream/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
# . clear-stream(_test-output-buffered-file+4)
# . . push args
b8/copy-to-EAX _test-output-buffered-file/imm32
05/add-to-EAX 4/imm32
50/push-EAX
# . . call
e8/call clear-stream/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
# . var segments/ECX = stream(10 * 16)
81 5/subop/subtract 3/mod/direct 4/rm32/ESP . . . . . 0xa0/imm32 # subtract from ESP
68/push 0xa0/imm32/length
68/push 0/imm32/read
68/push 0/imm32/write
89/copy 3/mod/direct 1/rm32/ECX . . . 4/r32/ESP . . # copy ESP to ECX
# . var labels/EDX = stream(512 * 16)
81 5/subop/subtract 3/mod/direct 4/rm32/ESP . . . . . 0x2000/imm32 # subtract from ESP
68/push 0x2000/imm32/length
68/push 0/imm32/read
68/push 0/imm32/write
89/copy 3/mod/direct 2/rm32/EDX . . . 4/r32/ESP . . # copy ESP to EDX
# initialize input
# . write(_test-input-stream, "== a 0x1000\n")
# . . push args
68/push "== a 0x1000\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . write(_test-input-stream, "ab cd ef gh\n")
# . . push args
68/push "ab cd ef gh\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . write(_test-input-stream, "ij x/imm32\n")
# . . push args
68/push "ij x/imm32\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . write(_test-input-stream, "== b 0x2000\n")
# . . push args
68/push "== b 0x2000\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . write(_test-input-stream, "00\n")
# . . push args
68/push "00\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . write(_test-input-stream, "x:\n")
# . . push args
68/push "x:\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . write(_test-input-stream, "34\n")
# . . push args
68/push "34\n"/imm32
68/push _test-input-stream/imm32
# . . call
e8/call write/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
# . stream-add4(segments, "a", 0x1074, 0, 5)
68/push 5/imm32/segment-size
68/push 0/imm32/file-offset
68/push 0x1074/imm32/start-address
68/push "a"/imm32/segment-name
51/push-ECX
# . . call
e8/call stream-add4/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x14/imm32 # add to ESP
# . stream-add4(segments, "b", 0x2079, 5, 1)
68/push 1/imm32/segment-size
68/push 5/imm32/file-offset
68/push 0x2079/imm32/start-address
68/push "b"/imm32/segment-name
51/push-ECX
# . . call
e8/call stream-add4/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x14/imm32 # add to ESP
# . stream-add4(labels, "l1", "a", 3, 0x1077)
68/push 0x1077/imm32/label-address
68/push 3/imm32/segment-offset
68/push "a"/imm32/segment-name
68/push "l1"/imm32/label-name
52/push-EDX
# . . call
e8/call stream-add4/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x14/imm32 # add to ESP
# . stream-add4(labels, "l2", "b", 1, 0x207a)
68/push 0x207a/imm32/label-address
68/push 1/imm32/segment-offset
68/push "b"/imm32/segment-name
68/push "l2"/imm32/label-name
52/push-EDX
# . . call
e8/call stream-add4/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x14/imm32 # add to ESP
# component under test
# . emit-segments(_test-input-buffered-file, _test-output-buffered-file, segments, labels)
# . . push args
52/push-EDX
51/push-ECX
68/push _test-output-buffered-file/imm32
68/push _test-input-buffered-file/imm32
# . . call
e8/call emit-segments/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x10/imm32 # add to ESP
# checks
# . check-next-stream-line-equal(_test-output-stream, "ab cd ef gh", msg)
# . . push args
68/push "F - test-emit-segments/0"/imm32
68/push "ab cd ef gh"/imm32
68/push _test-output-stream/imm32
# . . call
e8/call check-next-stream-line-equal/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
# . check-next-stream-line-equal(_test-output-stream, "ij 19 20 00 00", msg)
# . . push args
68/push "F - test-emit-segments/1"/imm32
68/push "ij 19 20 00 00"/imm32
68/push _test-output-stream/imm32
# . . call
e8/call check-next-stream-line-equal/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
# . check-next-stream-line-equal(_test-output-stream, "00", msg)
# . . push args
68/push "F - test-emit-segments/2"/imm32
68/push "00"/imm32
68/push _test-output-stream/imm32
# . . call
e8/call check-next-stream-line-equal/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
# . check-next-stream-line-equal(_test-output-stream, "34", msg)
# . . push args
68/push "F - test-emit-segments/3"/imm32
68/push "34"/imm32
68/push _test-output-stream/imm32
# . . call
e8/call check-next-stream-line-equal/disp32
# . . discard args
81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
# . epilog
89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP
5d/pop-to-EBP
c3/return
emit-headers: # out : (address buffered-file), segments : (address stream {string, segment-info}), labels : (address stream {string, label-info})
# pseudocode:
# emit-elf-header(out, segments, labels)