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Jae instruction x86 x64: >> http://bpu.cloudz.pw/download?file=jae+instruction+x86+x64 << (Download)
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x86 cmp
cmpl x86
conditional jump instructions in 8086
x86 jmp opcode
jump instruction in assembly language
assembly jmp
x86 jmp
jg assembly
19 Mar 2012 x64 is a generic name for the 64-bit extensions to Intel's and AMD's 32-bit x86 instruction set architecture (ISA). .. Less common opcodes implement string operations, repeat instruction prefixes, port I/O instructions, flag set/clear/test, floating point operations (begin usually with a F, and support move,
JE and JZ are just different names for exactly the same thing: a conditional jump when ZF (the "zero" flag) is equal to 1. From the Intel's manual - Instruction Set Reference, the JE and JZ have the same opcode ( 74 for rel8 / 0F 84 for rel 16/32) also JNE and JNZ ( 75 for rel8 Not supported in 64-bit mode.
The flags SF , ZF , PF are modified while the result of the AND is discarded. The OF and CF flags are set to 0 , while AF flag is undefined. There are 9 different opcodes for the TEST instruction depending on the type and size of the operands. It can compare 8-bit, 16-bit, 32-bit or 64-bit values. It can also compare registers,
Opcode, Mnemonic, Description. 77 cb, JA rel8, Jump short if above (CF=0 and ZF="0"). 73 cb, JAE rel8, Jump short if above or equal (CF=0). 72 cb, JB rel8, Jump short if below (CF=1). 76 cb, JBE rel8, Jump short if below or equal (CF=1 or ZF="1"). 72 cb, JC rel8, Jump short if carry (CF=1). E3 cb, JCXZ rel8, Jump short if CX
Opcode, Instruction, Op/En, 64-bit Mode, Compat/Leg Mode, Description. 0F AB /r, BTS r/m16, r16, MR, Valid, Valid, Store selected bit in CF flag and set. 0F AB /r, BTS r/m32, r32, MR, Valid, Valid, Store selected bit in CF flag and set. REX.W + 0F AB /r, BTS r/m64, r64, MR, Valid, N.E., Store selected bit in CF flag and set.
This section should not be considered an exhaustive list of x86 instructions, but rather a useful subset. . The idiv instruction divides the contents of the 64 bit integer EDX:EAX (constructed by viewing EDX as the most significant four bytes and EAX as the least significant four bytes) by the
Looking more closely I found that many of the instructions were synonyms for each other, and in practice the whole gamut is not needed, and in the process found JB JNAE JC, Jump if below. Jump if not above or equal. Jump if carry, unsigned, CF = 1, 72, 0F 82. JNB JAE JNC, Jump if not below. Jump if above or equal
The first instruction executed after the jump is the instruction immediately following the label. All of the jump instructions, with the exception of jmp , are conditional jumps, meaning that program flow is diverted only if a condition is true. These instructions are often used after a comparison
29 Aug 2014 jae is the same as jnc , i.e. jump if CF == 0. Choice between all 3 mnemonics (including jnb ) is up to programmer. CF isn't set here by mov but by a previous instruction. The mnemonics jae is recommended after compare instruction ( cmp ) which does subtraction. You can get more details in Intel or AMD
x86 and amd64 instruction reference. Derived from the December 2017 version of the Intel® 64 and IA-32 Architectures Software Developer's Manual. Last updated 2018-02-18. THIS REFERENCE IS NOT PERFECT. It's been mechanically separated into distinct files by a dumb script. It may be enough to replace the official
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