From ec73ed1230d75deb0f913a32617c9f1e0a5ca640 Mon Sep 17 00:00:00 2001 From: Kartik Agaram Date: Fri, 10 Jul 2020 23:44:10 -0700 Subject: 6631 --- html/051test.subx.html | 169 ------------------------------------------------- 1 file changed, 169 deletions(-) delete mode 100644 html/051test.subx.html (limited to 'html/051test.subx.html') diff --git a/html/051test.subx.html b/html/051test.subx.html deleted file mode 100644 index 04c1a2a7..00000000 --- a/html/051test.subx.html +++ /dev/null @@ -1,169 +0,0 @@ - - - - -Mu - 051test.subx - - - - - - - - - - -https://github.com/akkartik/mu/blob/master/051test.subx -
-  1 # Rudimentary test harness
-  2 
-  3 == code
-  4 #   instruction                     effective address                                                   register    displacement    immediate
-  5 # . op          subop               mod             rm32          base        index         scale       r32
-  6 # . 1-3 bytes   3 bits              2 bits          3 bits        3 bits      3 bits        2 bits      2 bits      0/1/2/4 bytes   0/1/2/4 bytes
-  7 
-  8 Entry:  # manual test
-  9     # check-ints-equal(34, 34)
- 10     # . . push args
- 11     68/push  "error in check-ints-equal"/imm32
- 12     68/push  34/imm32
- 13     68/push  34/imm32
- 14     # . . call
- 15     e8/call  check-ints-equal/disp32
- 16     # . . discard args
- 17     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               0xc/imm32         # add to esp
- 18     # syscall(exit, 0)
- 19     bb/copy-to-ebx  0/imm32
- 20     e8/call  syscall_exit/disp32
- 21 
- 22 # print msg to stderr if a != b, otherwise print "."
- 23 check-ints-equal:  # a: int, b: int, msg: (addr array byte)
- 24     # . prologue
- 25     55/push-ebp
- 26     89/copy                         3/mod/direct    5/rm32/ebp    .           .             .           4/r32/esp   .               .                 # copy esp to ebp
- 27     # . save registers
- 28     50/push-eax
- 29     51/push-ecx
- 30     53/push-ebx
- 31     # load first 2 args into eax and ebx
- 32     8b/copy                         1/mod/*+disp8   5/rm32/ebp    .           .             .           0/r32/eax   8/disp8         .                 # copy *(ebp+8) to eax
- 33     8b/copy                         1/mod/*+disp8   5/rm32/ebp    .           .             .           3/r32/ebx   0xc/disp8       .                 # copy *(ebp+12) to ebx
- 34     # if (eax == ebx) success
- 35     39/compare                      3/mod/direct    0/rm32/eax    .           .             .           3/r32/ebx   .               .                 # compare eax and ebx
- 36     75/jump-if-unequal  $check-ints-equal:else/disp8
- 37     # . _write(2/stderr, '.')
- 38     # . . push args
- 39     68/push  "."/imm32
- 40     68/push  2/imm32/stderr
- 41     # . . call
- 42     e8/call  _write/disp32
- 43     # . . discard args
- 44     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
- 45     # . return
- 46     eb/jump  $check-ints-equal:end/disp8
- 47     # otherwise print error message
- 48 $check-ints-equal:else:
- 49     # . _write(2/stderr, msg)
- 50     # . . push args
- 51     8b/copy                         1/mod/*+disp8   5/rm32/ebp    .           .             .           1/r32/ecx   0x10/disp8      .                 # copy *(ebp+16) to ecx
- 52     51/push-ecx
- 53     68/push  2/imm32/stderr
- 54     # . . call
- 55     e8/call  _write/disp32
- 56     # . . discard args
- 57     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
- 58     # . _write(2/stderr, Newline)
- 59     # . . push args
- 60     68/push  Newline/imm32
- 61     68/push  2/imm32/stderr
- 62     # . . call
- 63     e8/call  _write/disp32
- 64     # . . discard args
- 65     81          0/subop/add         3/mod/direct    4/rm32/esp    .           .             .           .           .               8/imm32           # add to esp
- 66     # increment Num-test-failures
- 67     ff          0/subop/increment   0/mod/indirect  5/rm32/.disp32            .             .           .           Num-test-failures/disp32          # increment *Num-test-failures
- 68 $check-ints-equal:end:
- 69     # . restore registers
- 70     5b/pop-to-ebx
- 71     59/pop-to-ecx
- 72     58/pop-to-eax
- 73     # . epilogue
- 74     89/copy                         3/mod/direct    4/rm32/esp    .           .             .           5/r32/ebp   .               .                 # copy ebp to esp
- 75     5d/pop-to-ebp
- 76     c3/return
- 77 
- 78 == data
- 79 
- 80 # length-prefixed string containing just a single newline
- 81 # convenient to have when printing messages and so on
- 82 Newline:  # (array byte)
- 83     # size: int
- 84     1/imm32
- 85     # data
- 86     0a/newline
- 87 
- 88 # every test failure increments this counter
- 89 Num-test-failures:  # int
- 90     0/imm32
- 91 
- 92 # length-prefixed string containing just a single space
- 93 Space:  # (array byte)
- 94     # size: int
- 95     1/imm32
- 96     # data
- 97     20/space
- 98 
- 99 # length-prefixed string containing just a single slash
-100 Slash:  # (array byte)
-101     # size: int
-102     1/imm32
-103     # data
-104     2f/slash
-105 
-106 # . . vim:nowrap:textwidth=0
-
- - - -- cgit 1.4.1-2-gfad0