diff options
Diffstat (limited to 'subx/052kernel_string_equal.subx')
| -rw-r--r-- | subx/052kernel_string_equal.subx | 114 |
1 files changed, 57 insertions, 57 deletions
diff --git a/subx/052kernel_string_equal.subx b/subx/052kernel_string_equal.subx index 3eb0158c..696f0f8f 100644 --- a/subx/052kernel_string_equal.subx +++ b/subx/052kernel_string_equal.subx @@ -15,9 +15,9 @@ # would cause tests to not run, rather than to fail as we'd like.) == code -# instruction effective address operand displacement immediate -# op subop mod rm32 base index scale r32 -# 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 +# instruction effective address register displacement immediate +# . op subop mod rm32 base index scale r32 +# . 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 # main: e8/call run-tests/disp32 # 'run-tests' is a function created automatically by SubX. It calls all functions that start with 'test-'. @@ -29,10 +29,10 @@ # compare a null-terminated ascii string with a more idiomatic length-prefixed byte array # reason for the name: the only place we should have null-terminated ascii strings is from commandline args kernel-string-equal: # s : null-terminated ascii string, benchmark : length-prefixed ascii string -> EAX : boolean - # prolog + # . prolog 55/push-EBP 89/copy 3/mod/direct 5/rm32/EBP . . . 4/r32/ESP . . # copy ESP to EBP - # save registers + # . save registers 51/push-ECX 52/push-EDX 53/push-EBX @@ -98,13 +98,13 @@ $kernel-string-equal:false: b8/copy-to-EAX 0/imm32 $kernel-string-equal:end: - # restore registers + # . restore registers 5f/pop-to-EDI 5e/pop-to-ESI 5b/pop-to-EBX 5a/pop-to-EDX 59/pop-to-ECX - # epilog + # . epilog 89/copy 3/mod/direct 4/rm32/ESP . . . 5/r32/EBP . . # copy EBP to ESP 5d/pop-to-EBP c3/return @@ -113,141 +113,141 @@ $kernel-string-equal:end: test-compare-null-kernel-string-with-empty-array: # EAX = kernel-string-equal(Null-kernel-string, "") - # push args + # . . push args 68/push ""/imm32 68/push Null-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 1, msg) - # push args + # . . call check-ints-equal(EAX, 1, msg) + # . . push args 68/push "F - test-compare-null-kernel-string-with-empty-array"/imm32 68/push 1/imm32/true 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return test-compare-null-kernel-string-with-non-empty-array: # EAX = kernel-string-equal(Null-kernel-string, "Abc") - # push args + # . . push args 68/push "Abc"/imm32 68/push Null-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 0, msg) - # push args + # . . call check-ints-equal(EAX, 0, msg) + # . . push args 68/push "F - test-compare-null-kernel-string-with-non-empty-array"/imm32 68/push 0/imm32/false 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return test-compare-kernel-string-with-equal-array: # EAX = kernel-string-equal(Abc-kernel-string, "Abc") - # push args + # . . push args 68/push "Abc"/imm32 68/push Abc-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 1, msg) - # push args + # . . call check-ints-equal(EAX, 1, msg) + # . . push args 68/push "F - test-compare-kernel-string-with-equal-array"/imm32 68/push 1/imm32/true 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return test-compare-kernel-string-with-inequal-array: # EAX = kernel-string-equal(Abc-kernel-string, "Adc") - # push args + # . . push args 68/push "Adc"/imm32 68/push Abc-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 0, msg) - # push args + # . . call check-ints-equal(EAX, 0, msg) + # . . push args 68/push "F - test-compare-kernel-string-with-equal-array"/imm32 68/push 0/imm32/false 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return test-compare-kernel-string-with-empty-array: # EAX = kernel-string-equal(Abc-kernel-string, "") - # push args + # . . push args 68/push ""/imm32 68/push Abc-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 0) - # push args + # . . call check-ints-equal(EAX, 0) + # . . push args 68/push "F - test-compare-kernel-string-with-equal-array"/imm32 68/push 0/imm32/false 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return test-compare-kernel-string-with-shorter-array: # EAX = kernel-string-equal(Abc-kernel-string, "Ab") - # push args + # . . push args 68/push "Ab"/imm32 68/push Abc-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 0) - # push args + # . . call check-ints-equal(EAX, 0) + # . . push args 68/push "F - test-compare-kernel-string-with-shorter-array"/imm32 68/push 0/imm32/false 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return test-compare-kernel-string-with-longer-array: # EAX = kernel-string-equal(Abc-kernel-string, "Abcd") - # push args + # . . push args 68/push "Abcd"/imm32 68/push Abc-kernel-string/imm32 - # call + # . . call e8/call kernel-string-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 8/imm32 # add to ESP - # call check-ints-equal(EAX, 0) - # push args + # . . call check-ints-equal(EAX, 0) + # . . push args 68/push "F - test-compare-kernel-string-with-longer-array"/imm32 68/push 0/imm32/false 50/push-EAX - # call + # . . call e8/call check-ints-equal/disp32 - # discard args + # . . discard args 81 0/subop/add 3/mod/direct 4/rm32/ESP . . . . . 0xc/imm32 # add to ESP c3/return @@ -258,4 +258,4 @@ Null-kernel-string: Abc-kernel-string: 41/A 62/b 63/c 00/null -# vim:nowrap:textwidth=0 +# . . vim:nowrap:textwidth=0 |