Question

Question regarding converting assembly to c -- specifically what the movzbl instruction does?

score 494 · Answer 1 · 2020-10-15 22:02:06

494

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Question regarding converting assembly to c -- specifically what the movzbl instruction does?

Published on 15 October 2020 at 22:02

score 1.8k · Answer 2 · 2022-04-28 09:36:16

1.8k

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What do the `uxtx` and `sxtx` extensions mean for 32-bit AArch64 `adds` instruction?

Published on 28 April 2022 at 09:36

score 3.6k · Answer 3 · 2012-08-06 04:41:40

3.6k

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Can "mov eax, 0x1" always be used instead of "mov rax, 0x1"?

Published on 06 August 2012 at 04:41

score 1.6k · Answer 4 · 2020-08-30 06:04:39

1.6k

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x86 assembly - mov and movzx from dword to qword?

Published on 30 August 2020 at 06:04

score 2.4k · Answer 5 · 2018-10-04 12:02:22

2.4k

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Zero/sign-extend are no-op, why then instructions for each size type?

Published on 04 October 2018 at 12:02

score 324 · Answer 6 · 2022-06-02 03:05:40

324

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random effects test in GLMM or zero-inflated mixed model

Published on 02 June 2022 at 03:05

score 1.5k · Answer 7 · 2019-10-24 10:10:21

1.5k

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Why movzbl is used in assembly when casting unsigned char to signed data types?

Published on 24 October 2019 at 10:10

score 855 · Answer 8 · 2019-10-30 00:50:47

855

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How to isolate byte and word array elements in a 64-bit register

Published on 30 October 2019 at 00:50

score 71.9k · Answer 9 · 2014-08-22 20:57:47

71.9k

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x86_64 registers rax/eax/ax/al overwriting full register contents

Published on 22 August 2014 at 20:57

score 1.2k · Answer 10 · 2021-07-06 00:42:26

1.2k

Views

Adding a byte from memory to the AX register

Published on 06 July 2021 at 00:42

score 1k · Answer 11 · 2019-04-02 08:29:44

1k

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How is MOVSX instruction sign extending input in this case?

Published on 02 April 2019 at 08:29

score 29.3k · Answer 12 · 2011-08-29 04:44:43

29.3k

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Clarifications on signed/unsigned load and store instructions (MIPS)

Published on 29 August 2011 at 04:44

score 7.8k · Answer 13 · 2011-09-06 06:03:27

7.8k

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Weird results with movzwl, %ax and negative values

Published on 06 September 2011 at 06:03

score 725 · Answer 14 · 2021-12-22 08:42:19

725

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From word to byte

Published on 22 December 2021 at 08:42

score 271 · Answer 15 · 2021-04-07 10:40:17

271

Views

Assembly (AT&T) read memory to register?

Published on 07 April 2021 at 10:40

score 95 · Answer 16 · 2016-08-05 19:45:29

95

Views

Translate assembly instructions to c++

Published on 05 August 2016 at 19:45

score 9k · Answer 17 · 2015-03-26 16:55:45

9k

Views

In MIPS, when to use a signed-extend, when to use a zero-extend?

Published on 26 March 2015 at 16:55

score 1.5k · Answer 18 · 2020-04-13 21:17:31

1.5k

Views

Problem to store value from register into memory, ARM 32 bit

Published on 13 April 2020 at 21:17

score 3.9k · Answer 19 · 2019-11-08 13:54:42

3.9k

Views

MOV 8 bit to 16 bit register (al to bx)

Published on 08 November 2019 at 13:54

score 13.4k · Answer 20 · 2016-10-17 15:22:09

13.4k

Views

andi vs. addi instruction in MIPS with negative immediate constant

Published on 17 October 2016 at 15:22

List Question

Question regarding converting assembly to c -- specifically what the movzbl instruction does?

What do the `uxtx` and `sxtx` extensions mean for 32-bit AArch64 `adds` instruction?

Can "mov eax, 0x1" always be used instead of "mov rax, 0x1"?

x86 assembly - mov and movzx from dword to qword?

Zero/sign-extend are no-op, why then instructions for each size type?

random effects test in GLMM or zero-inflated mixed model

Why movzbl is used in assembly when casting unsigned char to signed data types?

How to isolate byte and word array elements in a 64-bit register

x86_64 registers rax/eax/ax/al overwriting full register contents

Adding a byte from memory to the AX register

How is MOVSX instruction sign extending input in this case?

Clarifications on signed/unsigned load and store instructions (MIPS)

Weird results with movzwl, %ax and negative values

From word to byte

Assembly (AT&T) read memory to register?

Translate assembly instructions to c++

In MIPS, when to use a signed-extend, when to use a zero-extend?

Problem to store value from register into memory, ARM 32 bit

MOV 8 bit to 16 bit register (al to bx)

andi vs. addi instruction in MIPS with negative immediate constant

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