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Search: Posts made by: H. Peter Anvin
Forum: Intel December 5th 08, 07:30 PM Posted to comp.lang.asm.x86,comp.sys.intel
Replies: 8
Views: 324
Posted By H. Peter Anvin
32/64 assembly question

Yousuf Khan wrote:
pkhemani wrote:
Parts of this code needs larger address space. It is difficult to port
the entire program to 64 bits. But we can port parts of it to 64 bit,
massage the...
Forum: Intel December 4th 08, 08:36 AM Posted to comp.lang.asm.x86,comp.sys.intel
Replies: 8
Views: 324
Posted By H. Peter Anvin
32/64 assembly question

Alexei A. Frounze wrote:
0. In 64-bit assembler you can't do "movb %al, (%ecx)" since there's
no such addressing mode, at least formally. It has to be "movb %al,
(%rcx)" with the appropriate...
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