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Kartik Agaram
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apps/desugar
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apps/desugar
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@ -994,7 +994,7 @@ test-convert-register-indirect-mode-with-sib-byte:
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#? # }}}
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# . check-stream-equal(_test-output-stream, "ab 2/mod/*+disp32 4/rm32/sib 1/base 2/index 3/scale 4/disp32 \n", msg)
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# . . push args
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68/push "F - test-convert-indirect-mode-with-displacement"/imm32
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68/push "F - test-convert-indirect-mode-with-sib-byte"/imm32
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68/push "ab 2/mod/*+disp32 4/rm32/sib 0x00000001/base 0x00000002/index 0x00000003/scale 0x00000004/disp32 \n"/imm32
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68/push _test-output-stream/imm32
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# . . call
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@ -1006,6 +1006,108 @@ test-convert-register-indirect-mode-with-sib-byte:
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5d/pop-to-EBP
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c3/return
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test-convert-register-indirect-mode-with-sib-byte-negative-displacement:
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# . prolog
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55/push-EBP
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89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP
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# setup
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# . clear-stream(_test-input-stream)
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# . . push args
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68/push _test-input-stream/imm32
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# . . call
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e8/call clear-stream/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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# . clear-stream(_test-input-buffered-file+4)
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# . . push args
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b8/copy-to-EAX _test-input-buffered-file/imm32
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05/add-to-EAX 4/imm32
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50/push-EAX
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# . . call
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e8/call clear-stream/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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# . clear-stream(_test-output-stream)
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# . . push args
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68/push _test-output-stream/imm32
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# . . call
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e8/call clear-stream/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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# . clear-stream(_test-output-buffered-file+4)
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# . . push args
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b8/copy-to-EAX _test-output-buffered-file/imm32
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05/add-to-EAX 4/imm32
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50/push-EAX
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# . . call
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e8/call clear-stream/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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# initialize input
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# . write(_test-input-stream, "ab *(ecx + edx<<3 - 4)")
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# . . push args
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68/push "ab *(ecx + edx<<3 - 4)"/imm32
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68/push _test-input-stream/imm32
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# . . call
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e8/call write/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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# convert(_test-input-buffered-file, _test-output-buffered-file)
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# . . push args
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68/push _test-output-buffered-file/imm32
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68/push _test-input-buffered-file/imm32
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# . . call
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e8/call convert/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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# check that the line just passed through
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# . flush(_test-output-buffered-file)
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# . . push args
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68/push _test-output-buffered-file/imm32
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# . . call
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e8/call flush/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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#? # dump _test-output-stream {{{
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#? # . write(2/stderr, "^")
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#? # . . push args
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#? 68/push "^"/imm32
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#? 68/push 2/imm32/stderr
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#? # . . call
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#? e8/call write/disp32
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#? # . . discard args
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#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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#? # . write-stream(2/stderr, _test-output-stream)
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#? # . . push args
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#? 68/push _test-output-stream/imm32
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#? 68/push 2/imm32/stderr
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#? # . . call
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#? e8/call write-stream/disp32
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#? # . . discard args
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#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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#? # . write(2/stderr, "$\n")
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#? # . . push args
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#? 68/push "$\n"/imm32
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#? 68/push 2/imm32/stderr
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#? # . . call
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#? e8/call write/disp32
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#? # . . discard args
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#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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#? # }}}
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# . check-stream-equal(_test-output-stream, "ab 2/mod/*+disp32 4/rm32/sib 1/base 2/index 3/scale -4/disp32 \n", msg)
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# . . push args
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68/push "F - test-convert-indirect-mode-with-sib-byte-negative-displacement"/imm32
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68/push "ab 2/mod/*+disp32 4/rm32/sib 0x00000001/base 0x00000002/index 0x00000003/scale 0xfffffffc/disp32 \n"/imm32
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68/push _test-output-stream/imm32
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# . . call
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e8/call check-stream-equal/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
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# . epilog
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89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP
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5d/pop-to-EBP
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c3/return
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# beware: modifies 'word'
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emit-direct-mode: # word : (address slice), out : (address buffered-file)
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# . prolog
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@ -2835,6 +2937,85 @@ test-emit-indirect-mode-with-disp:
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5d/pop-to-EBP
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c3/return
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test-emit-indirect-mode-with-disp-negative:
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# . prolog
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55/push-EBP
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89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP
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# setup
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# . clear-stream(_test-output-stream)
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# . . push args
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68/push _test-output-stream/imm32
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# . . call
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e8/call clear-stream/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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# . clear-stream(_test-output-buffered-file+4)
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# . . push args
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b8/copy-to-EAX _test-output-buffered-file/imm32
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05/add-to-EAX 4/imm32
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50/push-EAX
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# . . call
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e8/call clear-stream/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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# emit-indirect-mode(_test-output-buffered-file, 6, 4/none, 0, -4)
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# . . write args
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68/push -4/imm32/.disp
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68/push 0/imm32/.scale
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68/push 4/imm32/.index/none
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68/push 6/imm32/.base
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68/push _test-output-buffered-file/imm32
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# . . call
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e8/call emit-indirect-mode/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0x14/imm32 # add to ESP
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# . flush(_test-output-buffered-file)
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# . . push args
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68/push _test-output-buffered-file/imm32
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# . . call
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e8/call flush/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 4/imm32 # add to ESP
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#? # dump output {{{
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#? # . write(2/stderr, "^")
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#? # . . push args
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#? 68/push "^"/imm32
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#? 68/push 2/imm32/stderr
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#? # . . call
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#? e8/call write/disp32
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#? # . . discard args
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#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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#? # . write-stream(2/stderr, _test-output-stream)
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#? # . . push args
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#? 68/push _test-output-stream/imm32
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#? 68/push 2/imm32/stderr
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#? # . . call
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#? e8/call write-stream/disp32
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#? # . . discard args
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#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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#? # . write(2/stderr, "$\n")
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#? # . . push args
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#? 68/push "$\n"/imm32
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#? 68/push 2/imm32/stderr
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#? # . . call
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#? e8/call write/disp32
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#? # . . discard args
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#? 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP
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#? # }}}
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# check-stream-equal(_test-output-stream, "2/mod/*+disp32 6/rm32 -4/disp32", msg)
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# . . push args
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68/push "F - test-emit-indirect-mode-with-disp"/imm32
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68/push "2/mod/*+disp32 0x00000006/rm32 0xfffffffc/disp32"/imm32
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68/push _test-output-stream/imm32
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# . . call
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e8/call check-stream-equal/disp32
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# . . discard args
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81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP
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# . epilog
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89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP
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5d/pop-to-EBP
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c3/return
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test-emit-indirect-mode-with-sib:
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# . prolog
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55/push-EBP
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@ -3278,6 +3459,7 @@ $next-hex-int:negative:
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# else if (*curr == '-') ++curr, negate = true
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3d/compare-EAX-and 0x2d/imm32/-
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75/jump-if-not-equal $next-hex-int:skip-whitespace/disp8
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$next-hex-int:need-to-negate:
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# . ++curr
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41/increment-ECX
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# . negate = true
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