asm volatile cc
volatile：易挥发的，是C语言的关键字。 constraint： ... assembler template：就是汇编模板，所有内联汇编代码都有按一定的格式。 见extended ..... 如果我们的指令会改变寄存器的值，我们必须加上"cc"到clobber列表上。 如果我们的 ...,Extended inline assembly syntax */ __asm [volatile] ( code_template : output_operand_list ... "cc": The instruction affects the condition code flags. "memory": The ... , 翻譯這一篇: arm gcc inline assembler cookbok ... asm volatile("mov r0, r0"); ... 另外，作邏輯運算後，status 區域也會修改，所以要把"cc"也列上。, asm volatile("" ::: "memory");. creates a compiler level memory barrier forcing optimizer to not re-order memory accesses across the barrier.,__asm [volatile] ( code ); /* Basic inline assembly syntax */ /* Extended inline assembly ... "cc": The instruction affects the condition code flags. "memory": The ... ,,If your assembler instruction can alter the condition code register, add ` cc ' to the .... Also, GCC will perform some optimizations across a volatile asm instruction; ... , asm volatile("" ::: "memory");. or even __asm__ __volatile__ ("" ::: "memory");. forbids GCC compiler to reorder read and write commands ..., basic inline assembler 預設就是volatile; 基本上編譯器只是把引號內的東西抄錄，所以只要組譯器支援的 .... “cc”, 和狀態有關的flag暫存器會被修改.
| 相關軟體 Notepad++ (32-bit) 資訊 | |
|---|---|
 asm volatile cc 相關參考資料
(转)GCC内联汇编入门- i活着- 博客园
volatile：易挥发的，是C语言的关键字。 constraint： ... assembler template：就是汇编模板，所有内联汇编代码都有按一定的格式。 见extended ..... 如果我们的指令会改变寄存器的值，我们必须加上"cc"到clobber列表上。 如果我们的 ... https://www.cnblogs.com ARM Compiler User Guide : 4.2 Writing inline assembly code
Extended inline assembly syntax */ __asm [volatile] ( code_template : output_operand_list ... "cc": The instruction affects the condition code flags. "memory": The ... http://infocenter.arm.com arm inline asm 語法@ 立你斯學習記錄:: 痞客邦::
翻譯這一篇: arm gcc inline assembler cookbok ... asm volatile("mov r0, r0"); ... 另外，作邏輯運算後，status 區域也會修改，所以要把"cc"也列上。 http://b8807053.pixnet.net c - Working of __asm__ __volatile__ ("" : : : "memory") - Stack ...
asm volatile("" ::: "memory");. creates a compiler level memory barrier forcing optimizer to not re-order memory accesses across the barrier. https://stackoverflow.com Compiler Getting Started Guide: Writing inline assembly code - Keil
__asm [volatile] ( code ); /* Basic inline assembly syntax */ /* Extended inline assembly ... "cc": The instruction affects the condition code flags. "memory": The ... http://www.keil.com Extended Asm - GCC, the GNU Compiler Collection - GNU.org
http://gcc.gnu.org Extended Asm - Using the GNU Compiler Collection (GCC)
If your assembler instruction can alter the condition code register, add ` cc ' to the .... Also, GCC will perform some optimizations across a volatile asm instruction; ... http://gcc.gnu.org 内存屏障--- asm volatile("" ::: "memory") - 程序园
asm volatile("" ::: "memory");. or even __asm__ __volatile__ ("" ::: "memory");. forbids GCC compiler to reorder read and write commands ... http://www.voidcn.com 關於GNU Inline Assembly - My code works, I don't know why.
basic inline assembler 預設就是volatile; 基本上編譯器只是把引號內的東西抄錄，所以只要組譯器支援的 .... “cc”, 和狀態有關的flag暫存器會被修改. http://wen00072.github.io |