diff options
| author | Kartik Agaram <vc@akkartik.com> | 2020-10-05 11:00:05 -0700 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2020-10-05 11:00:05 -0700 |
| commit | d3a9db3aff54ea485f409eaaef3d8f56ad77f0dc (patch) | |
| tree | 60858669ff7c5a5b041e4dacb8ffffa0a4b3e68a /html/117write-int-hex.subx.html | |
| parent | f13576b5d273ef9175e938b15f55bb1ead22fb1d (diff) | |
| download | mu-d3a9db3aff54ea485f409eaaef3d8f56ad77f0dc.tar.gz | |
6958
Diffstat (limited to 'html/117write-int-hex.subx.html')
| -rw-r--r-- | html/117write-int-hex.subx.html | 422 |
1 files changed, 233 insertions, 189 deletions
diff --git a/html/117write-int-hex.subx.html b/html/117write-int-hex.subx.html index bca3833e..2b51513f 100644 --- a/html/117write-int-hex.subx.html +++ b/html/117write-int-hex.subx.html @@ -16,10 +16,10 @@ a { color:inherit; } * { font-size:12pt; font-size: 1em; } .subxComment { color: #005faf; } .subxS2Comment { color: #8a8a8a; } -.subxTest { color: #5f8700; } -.subxFunction { color: #af5f00; text-decoration: underline; } .LineNr { } +.subxTest { color: #5f8700; } .subxS1Comment { color: #0000af; } +.subxFunction { color: #af5f00; text-decoration: underline; } .Constant { color: #008787; } .Folded { color: #080808; background-color: #949494; } .Normal { color: #000000; background-color: #c6c6c6; padding-bottom: 1px; } @@ -237,197 +237,241 @@ if ('onhashchange' in window) { <span id="L176" class="LineNr">176 </span> c3/return <span id="L177" class="LineNr">177 </span> <span id="L178" class="LineNr">178 </span><span class="subxFunction">write-int32-hex</span>: <span class="subxComment"># f: (addr stream byte), n: int</span> -<span id="L179" class="LineNr">179 </span> <span class="subxComment"># pseudocode:</span> -<span id="L180" class="LineNr">180 </span> <span class="subxComment"># write(f, "0x")</span> -<span id="L181" class="LineNr">181 </span> <span class="subxComment"># ecx = 28</span> -<span id="L182" class="LineNr">182 </span> <span class="subxComment"># while true</span> -<span id="L183" class="LineNr">183 </span> <span class="subxComment"># if (ecx < 0) break</span> -<span id="L184" class="LineNr">184 </span> <span class="subxComment"># eax = n >> ecx</span> -<span id="L185" class="LineNr">185 </span> <span class="subxComment"># eax = eax & 0xf</span> -<span id="L186" class="LineNr">186 </span> <span class="subxComment"># append-byte(f, AL)</span> -<span id="L187" class="LineNr">187 </span> <span class="subxComment"># ecx -= 4</span> -<span id="L188" class="LineNr">188 </span> <span class="subxComment">#</span> -<span id="L189" class="LineNr">189 </span> <span class="subxS1Comment"># . prologue</span> -<span id="L190" class="LineNr">190 </span> 55/push-ebp -<span id="L191" class="LineNr">191 </span> 89/copy 3/mod/direct 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy esp to ebp</span> -<span id="L192" class="LineNr">192 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L193" class="LineNr">193 </span> 50/push-eax -<span id="L194" class="LineNr">194 </span> 51/push-ecx -<span id="L195" class="LineNr">195 </span> <span class="subxComment"># ecx = 28</span> -<span id="L196" class="LineNr">196 </span> b9/copy-to-ecx 0x1c/imm32 -<span id="L197" class="LineNr">197 </span><span class="Constant">$write-int32-hex:hex-prefix</span>: -<span id="L198" class="LineNr">198 </span> <span class="subxComment"># write(f, "0x")</span> -<span id="L199" class="LineNr">199 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L200" class="LineNr">200 </span> 68/push <span class="Constant">"0x"</span>/imm32 -<span id="L201" class="LineNr">201 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> -<span id="L202" class="LineNr">202 </span> <span class="subxS2Comment"># . . call</span> -<span id="L203" class="LineNr">203 </span> e8/call <a href='108write.subx.html#L24'>write</a>/disp32 -<span id="L204" class="LineNr">204 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L205" class="LineNr">205 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L206" class="LineNr">206 </span><span class="Constant">$write-int32-hex:loop</span>: -<span id="L207" class="LineNr">207 </span> <span class="subxComment"># if (ecx < 0) break</span> -<span id="L208" class="LineNr">208 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ecx</span> -<span id="L209" class="LineNr">209 </span> 7c/jump-if-< $write-int32-hex:end/disp8 -<span id="L210" class="LineNr">210 </span> <span class="subxComment"># eax = n >> ecx</span> -<span id="L211" class="LineNr">211 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+12) to eax</span> -<span id="L212" class="LineNr">212 </span> d3/>>ecx 5/subop/pad-zeroes 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># shift eax right by ecx bits, padding zeroes</span> -<span id="L213" class="LineNr">213 </span> <span class="subxComment"># eax = to-hex-char(AL)</span> -<span id="L214" class="LineNr">214 </span> 25/and-eax 0xf/imm32 -<span id="L215" class="LineNr">215 </span> e8/call <a href='117write-int-hex.subx.html#L9'>to-hex-char</a>/disp32 -<span id="L216" class="LineNr">216 </span> <span class="subxComment"># append-byte(f, AL)</span> -<span id="L217" class="LineNr">217 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L218" class="LineNr">218 </span> 50/push-eax -<span id="L219" class="LineNr">219 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> -<span id="L220" class="LineNr">220 </span> <span class="subxS2Comment"># . . call</span> -<span id="L221" class="LineNr">221 </span> e8/call <a href='115write-byte.subx.html#L208'>append-byte</a>/disp32 -<span id="L222" class="LineNr">222 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L223" class="LineNr">223 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L224" class="LineNr">224 </span> <span class="subxComment"># ecx -= 4</span> -<span id="L225" class="LineNr">225 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ecx</span> -<span id="L226" class="LineNr">226 </span> eb/jump $write-int32-hex:<span class="Constant">loop</span>/disp8 -<span id="L227" class="LineNr">227 </span><span class="Constant">$write-int32-hex:end</span>: -<span id="L228" class="LineNr">228 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L229" class="LineNr">229 </span> 59/pop-to-ecx -<span id="L230" class="LineNr">230 </span> 58/pop-to-eax -<span id="L231" class="LineNr">231 </span> <span class="subxS1Comment"># . epilogue</span> -<span id="L232" class="LineNr">232 </span> 89/copy 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ebp to esp</span> -<span id="L233" class="LineNr">233 </span> 5d/pop-to-ebp -<span id="L234" class="LineNr">234 </span> c3/return -<span id="L235" class="LineNr">235 </span> -<span id="L236" class="LineNr">236 </span><span class="subxTest">test-write-int32-hex</span>: -<span id="L237" class="LineNr">237 </span> <span class="subxH1Comment"># - check that write-int32-hex prints the hex textual representation</span> -<span id="L238" class="LineNr">238 </span> <span class="subxComment"># setup</span> -<span id="L239" class="LineNr">239 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L240" class="LineNr">240 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L241" class="LineNr">241 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 +<span id="L179" class="LineNr">179 </span> <span class="subxS1Comment"># . prologue</span> +<span id="L180" class="LineNr">180 </span> 55/push-ebp +<span id="L181" class="LineNr">181 </span> 89/copy 3/mod/direct 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy esp to ebp</span> +<span id="L182" class="LineNr">182 </span><span class="Constant">$write-int32-hex:hex-prefix</span>: +<span id="L183" class="LineNr">183 </span> <span class="subxComment"># write(f, "0x")</span> +<span id="L184" class="LineNr">184 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L185" class="LineNr">185 </span> 68/push <span class="Constant">"0x"</span>/imm32 +<span id="L186" class="LineNr">186 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> +<span id="L187" class="LineNr">187 </span> <span class="subxS2Comment"># . . call</span> +<span id="L188" class="LineNr">188 </span> e8/call <a href='108write.subx.html#L24'>write</a>/disp32 +<span id="L189" class="LineNr">189 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L190" class="LineNr">190 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> +<span id="L191" class="LineNr">191 </span><span class="Constant">$write-int32-hex:rest</span>: +<span id="L192" class="LineNr">192 </span> <span class="subxComment"># write-int32-hex-bits(f, n, 32)</span> +<span id="L193" class="LineNr">193 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L194" class="LineNr">194 </span> 68/push 0x20/imm32 +<span id="L195" class="LineNr">195 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+12)</span> +<span id="L196" class="LineNr">196 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> +<span id="L197" class="LineNr">197 </span> <span class="subxS2Comment"># . . call</span> +<span id="L198" class="LineNr">198 </span> e8/call <a href='117write-int-hex.subx.html#L209'>write-int32-hex-bits</a>/disp32 +<span id="L199" class="LineNr">199 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L200" class="LineNr">200 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to esp</span> +<span id="L201" class="LineNr">201 </span><span class="Constant">$write-int32-hex:end</span>: +<span id="L202" class="LineNr">202 </span> <span class="subxS1Comment"># . epilogue</span> +<span id="L203" class="LineNr">203 </span> 89/copy 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ebp to esp</span> +<span id="L204" class="LineNr">204 </span> 5d/pop-to-ebp +<span id="L205" class="LineNr">205 </span> c3/return +<span id="L206" class="LineNr">206 </span> +<span id="L207" class="LineNr">207 </span><span class="subxComment"># print rightmost 'bits' of 'n'</span> +<span id="L208" class="LineNr">208 </span><span class="subxComment"># bits must be multiple of 4</span> +<span id="L209" class="LineNr">209 </span><span class="subxFunction">write-int32-hex-bits</span>: <span class="subxComment"># f: (addr stream byte), n: int, bits: int</span> +<span id="L210" class="LineNr">210 </span> <span class="subxComment"># pseudocode:</span> +<span id="L211" class="LineNr">211 </span> <span class="subxComment"># bits -= 4</span> +<span id="L212" class="LineNr">212 </span> <span class="subxComment"># while true</span> +<span id="L213" class="LineNr">213 </span> <span class="subxComment"># if (bits < 0) break</span> +<span id="L214" class="LineNr">214 </span> <span class="subxComment"># eax = n >> bits</span> +<span id="L215" class="LineNr">215 </span> <span class="subxComment"># eax = eax & 0xf</span> +<span id="L216" class="LineNr">216 </span> <span class="subxComment"># append-byte(f, AL)</span> +<span id="L217" class="LineNr">217 </span> <span class="subxComment"># bits -= 4</span> +<span id="L218" class="LineNr">218 </span> <span class="subxComment">#</span> +<span id="L219" class="LineNr">219 </span> <span class="subxS1Comment"># . prologue</span> +<span id="L220" class="LineNr">220 </span> 55/push-ebp +<span id="L221" class="LineNr">221 </span> 89/copy 3/mod/direct 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy esp to ebp</span> +<span id="L222" class="LineNr">222 </span> <span class="subxS1Comment"># . save registers</span> +<span id="L223" class="LineNr">223 </span> 50/push-eax +<span id="L224" class="LineNr">224 </span> 51/push-ecx +<span id="L225" class="LineNr">225 </span> <span class="subxComment"># ecx = bits-4</span> +<span id="L226" class="LineNr">226 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+16) to ecx</span> +<span id="L227" class="LineNr">227 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ecx</span> +<span id="L228" class="LineNr">228 </span><span class="Constant">$write-int32-hex-bits:loop</span>: +<span id="L229" class="LineNr">229 </span> <span class="subxComment"># if (bits < 0) break</span> +<span id="L230" class="LineNr">230 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ecx</span> +<span id="L231" class="LineNr">231 </span> 7c/jump-if-< $write-int32-hex-bits:end/disp8 +<span id="L232" class="LineNr">232 </span> <span class="subxComment"># eax = n >> bits</span> +<span id="L233" class="LineNr">233 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+12) to eax</span> +<span id="L234" class="LineNr">234 </span> d3/>>ecx 5/subop/pad-zeroes 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># shift eax right by ecx bits, padding zeroes</span> +<span id="L235" class="LineNr">235 </span> <span class="subxComment"># eax = to-hex-char(AL)</span> +<span id="L236" class="LineNr">236 </span> 25/and-eax 0xf/imm32 +<span id="L237" class="LineNr">237 </span> e8/call <a href='117write-int-hex.subx.html#L9'>to-hex-char</a>/disp32 +<span id="L238" class="LineNr">238 </span> <span class="subxComment"># append-byte(f, AL)</span> +<span id="L239" class="LineNr">239 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L240" class="LineNr">240 </span> 50/push-eax +<span id="L241" class="LineNr">241 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> <span id="L242" class="LineNr">242 </span> <span class="subxS2Comment"># . . call</span> -<span id="L243" class="LineNr">243 </span> e8/call <a href='106stream.subx.html#L17'>clear-stream</a>/disp32 +<span id="L243" class="LineNr">243 </span> e8/call <a href='115write-byte.subx.html#L208'>append-byte</a>/disp32 <span id="L244" class="LineNr">244 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L245" class="LineNr">245 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> -<span id="L246" class="LineNr">246 </span> <span class="subxComment"># write-int32-hex(_test-stream, 0x8899aa)</span> -<span id="L247" class="LineNr">247 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L248" class="LineNr">248 </span> 68/push 0x8899aa/imm32 -<span id="L249" class="LineNr">249 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L250" class="LineNr">250 </span> <span class="subxS2Comment"># . . call</span> -<span id="L251" class="LineNr">251 </span> e8/call <a href='117write-int-hex.subx.html#L178'>write-int32-hex</a>/disp32 -<span id="L252" class="LineNr">252 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L253" class="LineNr">253 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L254" class="LineNr">254 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0x008899aa", msg)</span> -<span id="L255" class="LineNr">255 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L256" class="LineNr">256 </span> 68/push <span class="Constant">"F - test-write-int32-hex"</span>/imm32 -<span id="L257" class="LineNr">257 </span> 68/push <span class="Constant">"0x008899aa"</span>/imm32 -<span id="L258" class="LineNr">258 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L259" class="LineNr">259 </span> <span class="subxS2Comment"># . . call</span> -<span id="L260" class="LineNr">260 </span> e8/call <a href='109stream-equal.subx.html#L194'>check-stream-equal</a>/disp32 -<span id="L261" class="LineNr">261 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L262" class="LineNr">262 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to esp</span> -<span id="L263" class="LineNr">263 </span> <span class="subxS1Comment"># . end</span> -<span id="L264" class="LineNr">264 </span> c3/return -<span id="L265" class="LineNr">265 </span> -<span id="L266" class="LineNr">266 </span><span class="subxFunction">write-int32-hex-buffered</span>: <span class="subxComment"># f: (addr buffered-file), n: int</span> -<span id="L267" class="LineNr">267 </span> <span class="subxComment"># pseudocode:</span> -<span id="L268" class="LineNr">268 </span> <span class="subxComment"># write-buffered(f, "0x")</span> -<span id="L269" class="LineNr">269 </span> <span class="subxComment"># ecx = 28</span> -<span id="L270" class="LineNr">270 </span> <span class="subxComment"># while true</span> -<span id="L271" class="LineNr">271 </span> <span class="subxComment"># if (ecx < 0) break</span> -<span id="L272" class="LineNr">272 </span> <span class="subxComment"># eax = n >> ecx</span> -<span id="L273" class="LineNr">273 </span> <span class="subxComment"># eax = eax & 0xf</span> -<span id="L274" class="LineNr">274 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> -<span id="L275" class="LineNr">275 </span> <span class="subxComment"># ecx -= 4</span> -<span id="L276" class="LineNr">276 </span> <span class="subxComment">#</span> -<span id="L277" class="LineNr">277 </span> <span class="subxS1Comment"># . prologue</span> -<span id="L278" class="LineNr">278 </span> 55/push-ebp -<span id="L279" class="LineNr">279 </span> 89/copy 3/mod/direct 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy esp to ebp</span> -<span id="L280" class="LineNr">280 </span> <span class="subxS1Comment"># . save registers</span> -<span id="L281" class="LineNr">281 </span> 50/push-eax -<span id="L282" class="LineNr">282 </span> 51/push-ecx -<span id="L283" class="LineNr">283 </span> <span class="subxComment"># ecx = 28</span> -<span id="L284" class="LineNr">284 </span> b9/copy-to-ecx 0x1c/imm32 -<span id="L285" class="LineNr">285 </span><span class="Constant">$write-int32-hex-buffered:hex-prefix</span>: -<span id="L286" class="LineNr">286 </span> <span class="subxComment"># write-buffered(f, "0x")</span> -<span id="L287" class="LineNr">287 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L288" class="LineNr">288 </span> 68/push <span class="Constant">"0x"</span>/imm32 -<span id="L289" class="LineNr">289 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> -<span id="L290" class="LineNr">290 </span> <span class="subxS2Comment"># . . call</span> -<span id="L291" class="LineNr">291 </span> e8/call <a href='116write-buffered.subx.html#L8'>write-buffered</a>/disp32 -<span id="L292" class="LineNr">292 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L293" class="LineNr">293 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L294" class="LineNr">294 </span><span class="Constant">$write-int32-hex-buffered:loop</span>: -<span id="L295" class="LineNr">295 </span> <span class="subxComment"># if (ecx < 0) break</span> -<span id="L296" class="LineNr">296 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ecx</span> -<span id="L297" class="LineNr">297 </span> 7c/jump-if-< $write-int32-hex-buffered:end/disp8 -<span id="L298" class="LineNr">298 </span> <span class="subxComment"># eax = n >> ecx</span> -<span id="L299" class="LineNr">299 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+12) to eax</span> -<span id="L300" class="LineNr">300 </span> d3/>>ecx 5/subop/pad-zeroes 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># shift eax right by ecx bits, padding zeroes</span> -<span id="L301" class="LineNr">301 </span> <span class="subxComment"># eax = to-hex-char(AL)</span> -<span id="L302" class="LineNr">302 </span> 25/and-eax 0xf/imm32 -<span id="L303" class="LineNr">303 </span> e8/call <a href='117write-int-hex.subx.html#L9'>to-hex-char</a>/disp32 -<span id="L304" class="LineNr">304 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> -<span id="L305" class="LineNr">305 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L306" class="LineNr">306 </span> 50/push-eax -<span id="L307" class="LineNr">307 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> -<span id="L308" class="LineNr">308 </span> <span class="subxS2Comment"># . . call</span> -<span id="L309" class="LineNr">309 </span> e8/call <a href='115write-byte.subx.html#L33'>write-byte-buffered</a>/disp32 -<span id="L310" class="LineNr">310 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L311" class="LineNr">311 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L312" class="LineNr">312 </span> <span class="subxComment"># ecx -= 4</span> -<span id="L313" class="LineNr">313 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ecx</span> -<span id="L314" class="LineNr">314 </span> eb/jump $write-int32-hex-buffered:<span class="Constant">loop</span>/disp8 -<span id="L315" class="LineNr">315 </span><span class="Constant">$write-int32-hex-buffered:end</span>: -<span id="L316" class="LineNr">316 </span> <span class="subxS1Comment"># . restore registers</span> -<span id="L317" class="LineNr">317 </span> 59/pop-to-ecx -<span id="L318" class="LineNr">318 </span> 58/pop-to-eax -<span id="L319" class="LineNr">319 </span> <span class="subxS1Comment"># . epilogue</span> -<span id="L320" class="LineNr">320 </span> 89/copy 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ebp to esp</span> -<span id="L321" class="LineNr">321 </span> 5d/pop-to-ebp -<span id="L322" class="LineNr">322 </span> c3/return -<span id="L323" class="LineNr">323 </span> -<span id="L324" class="LineNr">324 </span><span class="subxTest">test-write-int32-hex-buffered</span>: -<span id="L325" class="LineNr">325 </span> <span class="subxH1Comment"># - check that write-int32-hex-buffered prints the hex textual representation</span> -<span id="L326" class="LineNr">326 </span> <span class="subxComment"># setup</span> -<span id="L327" class="LineNr">327 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> -<span id="L328" class="LineNr">328 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L329" class="LineNr">329 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L330" class="LineNr">330 </span> <span class="subxS2Comment"># . . call</span> -<span id="L331" class="LineNr">331 </span> e8/call <a href='106stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L332" class="LineNr">332 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L333" class="LineNr">333 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> -<span id="L334" class="LineNr">334 </span> <span class="subxS1Comment"># . clear-stream($_test-buffered-file->buffer)</span> -<span id="L335" class="LineNr">335 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L336" class="LineNr">336 </span> 68/push $_test-buffered-file->buffer/imm32 -<span id="L337" class="LineNr">337 </span> <span class="subxS2Comment"># . . call</span> -<span id="L338" class="LineNr">338 </span> e8/call <a href='106stream.subx.html#L17'>clear-stream</a>/disp32 -<span id="L339" class="LineNr">339 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L340" class="LineNr">340 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> -<span id="L341" class="LineNr">341 </span> <span class="subxComment"># write-int32-hex-buffered(_test-buffered-file, 0x8899aa)</span> -<span id="L342" class="LineNr">342 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L343" class="LineNr">343 </span> 68/push 0x8899aa/imm32 -<span id="L344" class="LineNr">344 </span> 68/push <a href='112read-byte.subx.html#L318'>_test-buffered-file</a>/imm32 -<span id="L345" class="LineNr">345 </span> <span class="subxS2Comment"># . . call</span> -<span id="L346" class="LineNr">346 </span> e8/call <a href='117write-int-hex.subx.html#L266'>write-int32-hex-buffered</a>/disp32 -<span id="L347" class="LineNr">347 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L348" class="LineNr">348 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> -<span id="L349" class="LineNr">349 </span> <span class="subxComment"># flush(_test-buffered-file)</span> -<span id="L350" class="LineNr">350 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L351" class="LineNr">351 </span> 68/push <a href='112read-byte.subx.html#L318'>_test-buffered-file</a>/imm32 +<span id="L245" class="LineNr">245 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> +<span id="L246" class="LineNr">246 </span> <span class="subxComment"># bits -= 4</span> +<span id="L247" class="LineNr">247 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ecx</span> +<span id="L248" class="LineNr">248 </span> eb/jump $write-int32-hex-bits:<span class="Constant">loop</span>/disp8 +<span id="L249" class="LineNr">249 </span><span class="Constant">$write-int32-hex-bits:end</span>: +<span id="L250" class="LineNr">250 </span> <span class="subxS1Comment"># . restore registers</span> +<span id="L251" class="LineNr">251 </span> 59/pop-to-ecx +<span id="L252" class="LineNr">252 </span> 58/pop-to-eax +<span id="L253" class="LineNr">253 </span> <span class="subxS1Comment"># . epilogue</span> +<span id="L254" class="LineNr">254 </span> 89/copy 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ebp to esp</span> +<span id="L255" class="LineNr">255 </span> 5d/pop-to-ebp +<span id="L256" class="LineNr">256 </span> c3/return +<span id="L257" class="LineNr">257 </span> +<span id="L258" class="LineNr">258 </span><span class="subxTest">test-write-int32-hex</span>: +<span id="L259" class="LineNr">259 </span> <span class="subxH1Comment"># - check that write-int32-hex prints the hex textual representation</span> +<span id="L260" class="LineNr">260 </span> <span class="subxComment"># setup</span> +<span id="L261" class="LineNr">261 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> +<span id="L262" class="LineNr">262 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L263" class="LineNr">263 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 +<span id="L264" class="LineNr">264 </span> <span class="subxS2Comment"># . . call</span> +<span id="L265" class="LineNr">265 </span> e8/call <a href='106stream.subx.html#L17'>clear-stream</a>/disp32 +<span id="L266" class="LineNr">266 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L267" class="LineNr">267 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> +<span id="L268" class="LineNr">268 </span> <span class="subxComment"># write-int32-hex(_test-stream, 0x8899aa)</span> +<span id="L269" class="LineNr">269 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L270" class="LineNr">270 </span> 68/push 0x8899aa/imm32 +<span id="L271" class="LineNr">271 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 +<span id="L272" class="LineNr">272 </span> <span class="subxS2Comment"># . . call</span> +<span id="L273" class="LineNr">273 </span> e8/call <a href='117write-int-hex.subx.html#L178'>write-int32-hex</a>/disp32 +<span id="L274" class="LineNr">274 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L275" class="LineNr">275 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> +<span id="L276" class="LineNr">276 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0x008899aa", msg)</span> +<span id="L277" class="LineNr">277 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L278" class="LineNr">278 </span> 68/push <span class="Constant">"F - test-write-int32-hex"</span>/imm32 +<span id="L279" class="LineNr">279 </span> 68/push <span class="Constant">"0x008899aa"</span>/imm32 +<span id="L280" class="LineNr">280 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 +<span id="L281" class="LineNr">281 </span> <span class="subxS2Comment"># . . call</span> +<span id="L282" class="LineNr">282 </span> e8/call <a href='109stream-equal.subx.html#L194'>check-stream-equal</a>/disp32 +<span id="L283" class="LineNr">283 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L284" class="LineNr">284 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to esp</span> +<span id="L285" class="LineNr">285 </span> <span class="subxS1Comment"># . end</span> +<span id="L286" class="LineNr">286 </span> c3/return +<span id="L287" class="LineNr">287 </span> +<span id="L288" class="LineNr">288 </span><span class="subxFunction">write-int32-hex-buffered</span>: <span class="subxComment"># f: (addr buffered-file), n: int</span> +<span id="L289" class="LineNr">289 </span> <span class="subxS1Comment"># . prologue</span> +<span id="L290" class="LineNr">290 </span> 55/push-ebp +<span id="L291" class="LineNr">291 </span> 89/copy 3/mod/direct 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy esp to ebp</span> +<span id="L292" class="LineNr">292 </span><span class="Constant">$write-int32-hex-buffered:hex-prefix</span>: +<span id="L293" class="LineNr">293 </span> <span class="subxComment"># write-buffered(f, "0x")</span> +<span id="L294" class="LineNr">294 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L295" class="LineNr">295 </span> 68/push <span class="Constant">"0x"</span>/imm32 +<span id="L296" class="LineNr">296 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> +<span id="L297" class="LineNr">297 </span> <span class="subxS2Comment"># . . call</span> +<span id="L298" class="LineNr">298 </span> e8/call <a href='116write-buffered.subx.html#L8'>write-buffered</a>/disp32 +<span id="L299" class="LineNr">299 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L300" class="LineNr">300 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> +<span id="L301" class="LineNr">301 </span><span class="Constant">$write-int32-hex-buffered:rest</span>: +<span id="L302" class="LineNr">302 </span> <span class="subxComment"># write-int32-hex-bits-buffered(f, n, 32)</span> +<span id="L303" class="LineNr">303 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L304" class="LineNr">304 </span> 68/push 0x20/imm32 +<span id="L305" class="LineNr">305 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+12)</span> +<span id="L306" class="LineNr">306 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> +<span id="L307" class="LineNr">307 </span> <span class="subxS2Comment"># . . call</span> +<span id="L308" class="LineNr">308 </span> e8/call <a href='117write-int-hex.subx.html#L319'>write-int32-hex-bits-buffered</a>/disp32 +<span id="L309" class="LineNr">309 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L310" class="LineNr">310 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to esp</span> +<span id="L311" class="LineNr">311 </span><span class="Constant">$write-int32-hex-buffered:end</span>: +<span id="L312" class="LineNr">312 </span> <span class="subxS1Comment"># . epilogue</span> +<span id="L313" class="LineNr">313 </span> 89/copy 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ebp to esp</span> +<span id="L314" class="LineNr">314 </span> 5d/pop-to-ebp +<span id="L315" class="LineNr">315 </span> c3/return +<span id="L316" class="LineNr">316 </span> +<span id="L317" class="LineNr">317 </span><span class="subxComment"># print rightmost 'bits' of 'n'</span> +<span id="L318" class="LineNr">318 </span><span class="subxComment"># bits must be multiple of 4</span> +<span id="L319" class="LineNr">319 </span><span class="subxFunction">write-int32-hex-bits-buffered</span>: <span class="subxComment"># f: (addr buffered-file), n: int, bits: int</span> +<span id="L320" class="LineNr">320 </span> <span class="subxComment"># pseudocode:</span> +<span id="L321" class="LineNr">321 </span> <span class="subxComment"># bits -= 4</span> +<span id="L322" class="LineNr">322 </span> <span class="subxComment"># while true</span> +<span id="L323" class="LineNr">323 </span> <span class="subxComment"># if (bits < 0) break</span> +<span id="L324" class="LineNr">324 </span> <span class="subxComment"># eax = n >> bits</span> +<span id="L325" class="LineNr">325 </span> <span class="subxComment"># eax = eax & 0xf</span> +<span id="L326" class="LineNr">326 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> +<span id="L327" class="LineNr">327 </span> <span class="subxComment"># bits -= 4</span> +<span id="L328" class="LineNr">328 </span> <span class="subxComment">#</span> +<span id="L329" class="LineNr">329 </span> <span class="subxS1Comment"># . prologue</span> +<span id="L330" class="LineNr">330 </span> 55/push-ebp +<span id="L331" class="LineNr">331 </span> 89/copy 3/mod/direct 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/r32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy esp to ebp</span> +<span id="L332" class="LineNr">332 </span> <span class="subxS1Comment"># . save registers</span> +<span id="L333" class="LineNr">333 </span> 50/push-eax +<span id="L334" class="LineNr">334 </span> 51/push-ecx +<span id="L335" class="LineNr">335 </span> <span class="subxComment"># ecx = bits-4</span> +<span id="L336" class="LineNr">336 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 1/r32/ecx 0x10/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+16) to ecx</span> +<span id="L337" class="LineNr">337 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ecx</span> +<span id="L338" class="LineNr">338 </span><span class="Constant">$write-int32-hex-bits-buffered:loop</span>: +<span id="L339" class="LineNr">339 </span> <span class="subxComment"># if (bits < 0) break</span> +<span id="L340" class="LineNr">340 </span> 81 7/subop/compare 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/imm32 <span class="subxComment"># compare ecx</span> +<span id="L341" class="LineNr">341 </span> 7c/jump-if-< $write-int32-hex-bits-buffered:end/disp8 +<span id="L342" class="LineNr">342 </span> <span class="subxComment"># eax = n >> bits</span> +<span id="L343" class="LineNr">343 </span> 8b/copy 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0/r32/eax 0xc/disp8 <span class="Normal"> . </span> <span class="subxComment"># copy *(ebp+12) to eax</span> +<span id="L344" class="LineNr">344 </span> d3/>>ecx 5/subop/pad-zeroes 3/mod/direct 0/rm32/eax <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># shift eax right by ecx bits, padding zeroes</span> +<span id="L345" class="LineNr">345 </span> <span class="subxComment"># eax = to-hex-char(AL)</span> +<span id="L346" class="LineNr">346 </span> 25/and-eax 0xf/imm32 +<span id="L347" class="LineNr">347 </span> e8/call <a href='117write-int-hex.subx.html#L9'>to-hex-char</a>/disp32 +<span id="L348" class="LineNr">348 </span> <span class="subxComment"># write-byte-buffered(f, AL)</span> +<span id="L349" class="LineNr">349 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L350" class="LineNr">350 </span> 50/push-eax +<span id="L351" class="LineNr">351 </span> ff 6/subop/push 1/mod/*+disp8 5/rm32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/disp8 <span class="Normal"> . </span> <span class="subxComment"># push *(ebp+8)</span> <span id="L352" class="LineNr">352 </span> <span class="subxS2Comment"># . . call</span> -<span id="L353" class="LineNr">353 </span> e8/call <a href='115write-byte.subx.html#L81'>flush</a>/disp32 +<span id="L353" class="LineNr">353 </span> e8/call <a href='115write-byte.subx.html#L33'>write-byte-buffered</a>/disp32 <span id="L354" class="LineNr">354 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L355" class="LineNr">355 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> -<span id="L356" class="Folded">356 </span><span class="Folded">+-- 18 lines: #? # dump line -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------</span> -<span id="L374" class="LineNr">374 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0x008899aa", msg)</span> -<span id="L375" class="LineNr">375 </span> <span class="subxS2Comment"># . . push args</span> -<span id="L376" class="LineNr">376 </span> 68/push <span class="Constant">"F - test-write-int32-hex-buffered"</span>/imm32 -<span id="L377" class="LineNr">377 </span> 68/push <span class="Constant">"0x008899aa"</span>/imm32 -<span id="L378" class="LineNr">378 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 -<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . call</span> -<span id="L380" class="LineNr">380 </span> e8/call <a href='109stream-equal.subx.html#L194'>check-stream-equal</a>/disp32 -<span id="L381" class="LineNr">381 </span> <span class="subxS2Comment"># . . discard args</span> -<span id="L382" class="LineNr">382 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to esp</span> -<span id="L383" class="LineNr">383 </span> <span class="subxS1Comment"># . end</span> -<span id="L384" class="LineNr">384 </span> c3/return -<span id="L385" class="LineNr">385 </span> -<span id="L386" class="LineNr">386 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> +<span id="L355" class="LineNr">355 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> +<span id="L356" class="LineNr">356 </span> <span class="subxComment"># bits -= 4</span> +<span id="L357" class="LineNr">357 </span> 81 5/subop/subtract 3/mod/direct 1/rm32/ecx <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># subtract from ecx</span> +<span id="L358" class="LineNr">358 </span> eb/jump $write-int32-hex-bits-buffered:<span class="Constant">loop</span>/disp8 +<span id="L359" class="LineNr">359 </span><span class="Constant">$write-int32-hex-bits-buffered:end</span>: +<span id="L360" class="LineNr">360 </span> <span class="subxS1Comment"># . restore registers</span> +<span id="L361" class="LineNr">361 </span> 59/pop-to-ecx +<span id="L362" class="LineNr">362 </span> 58/pop-to-eax +<span id="L363" class="LineNr">363 </span> <span class="subxS1Comment"># . epilogue</span> +<span id="L364" class="LineNr">364 </span> 89/copy 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 5/r32/ebp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="subxComment"># copy ebp to esp</span> +<span id="L365" class="LineNr">365 </span> 5d/pop-to-ebp +<span id="L366" class="LineNr">366 </span> c3/return +<span id="L367" class="LineNr">367 </span> +<span id="L368" class="LineNr">368 </span><span class="subxTest">test-write-int32-hex-buffered</span>: +<span id="L369" class="LineNr">369 </span> <span class="subxH1Comment"># - check that write-int32-hex-buffered prints the hex textual representation</span> +<span id="L370" class="LineNr">370 </span> <span class="subxComment"># setup</span> +<span id="L371" class="LineNr">371 </span> <span class="subxS1Comment"># . clear-stream(_test-stream)</span> +<span id="L372" class="LineNr">372 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L373" class="LineNr">373 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 +<span id="L374" class="LineNr">374 </span> <span class="subxS2Comment"># . . call</span> +<span id="L375" class="LineNr">375 </span> e8/call <a href='106stream.subx.html#L17'>clear-stream</a>/disp32 +<span id="L376" class="LineNr">376 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L377" class="LineNr">377 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> +<span id="L378" class="LineNr">378 </span> <span class="subxS1Comment"># . clear-stream($_test-buffered-file->buffer)</span> +<span id="L379" class="LineNr">379 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L380" class="LineNr">380 </span> 68/push $_test-buffered-file->buffer/imm32 +<span id="L381" class="LineNr">381 </span> <span class="subxS2Comment"># . . call</span> +<span id="L382" class="LineNr">382 </span> e8/call <a href='106stream.subx.html#L17'>clear-stream</a>/disp32 +<span id="L383" class="LineNr">383 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L384" class="LineNr">384 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> +<span id="L385" class="LineNr">385 </span> <span class="subxComment"># write-int32-hex-buffered(_test-buffered-file, 0x8899aa)</span> +<span id="L386" class="LineNr">386 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L387" class="LineNr">387 </span> 68/push 0x8899aa/imm32 +<span id="L388" class="LineNr">388 </span> 68/push <a href='112read-byte.subx.html#L318'>_test-buffered-file</a>/imm32 +<span id="L389" class="LineNr">389 </span> <span class="subxS2Comment"># . . call</span> +<span id="L390" class="LineNr">390 </span> e8/call <a href='117write-int-hex.subx.html#L288'>write-int32-hex-buffered</a>/disp32 +<span id="L391" class="LineNr">391 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L392" class="LineNr">392 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 8/imm32 <span class="subxComment"># add to esp</span> +<span id="L393" class="LineNr">393 </span> <span class="subxComment"># flush(_test-buffered-file)</span> +<span id="L394" class="LineNr">394 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L395" class="LineNr">395 </span> 68/push <a href='112read-byte.subx.html#L318'>_test-buffered-file</a>/imm32 +<span id="L396" class="LineNr">396 </span> <span class="subxS2Comment"># . . call</span> +<span id="L397" class="LineNr">397 </span> e8/call <a href='115write-byte.subx.html#L81'>flush</a>/disp32 +<span id="L398" class="LineNr">398 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L399" class="LineNr">399 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 4/imm32 <span class="subxComment"># add to esp</span> +<span id="L400" class="Folded">400 </span><span class="Folded">+-- 18 lines: #? # dump line --------------------------------------------------------------------------------------------------------------------------------------------------------</span> +<span id="L418" class="LineNr">418 </span> <span class="subxComment"># check-stream-equal(_test-stream, "0x008899aa", msg)</span> +<span id="L419" class="LineNr">419 </span> <span class="subxS2Comment"># . . push args</span> +<span id="L420" class="LineNr">420 </span> 68/push <span class="Constant">"F - test-write-int32-hex-buffered"</span>/imm32 +<span id="L421" class="LineNr">421 </span> 68/push <span class="Constant">"0x008899aa"</span>/imm32 +<span id="L422" class="LineNr">422 </span> 68/push <a href='108write.subx.html#L148'>_test-stream</a>/imm32 +<span id="L423" class="LineNr">423 </span> <span class="subxS2Comment"># . . call</span> +<span id="L424" class="LineNr">424 </span> e8/call <a href='109stream-equal.subx.html#L194'>check-stream-equal</a>/disp32 +<span id="L425" class="LineNr">425 </span> <span class="subxS2Comment"># . . discard args</span> +<span id="L426" class="LineNr">426 </span> 81 0/subop/add 3/mod/direct 4/rm32/esp <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> <span class="Normal"> . </span> 0xc/imm32 <span class="subxComment"># add to esp</span> +<span id="L427" class="LineNr">427 </span> <span class="subxS1Comment"># . end</span> +<span id="L428" class="LineNr">428 </span> c3/return +<span id="L429" class="LineNr">429 </span> +<span id="L430" class="LineNr">430 </span><span class="subxS2Comment"># . . vim:nowrap:textwidth=0</span> </pre> </body> </html> |