premtest.s

非常好的汇编代码示例

# premtest.s - An example of using the FPREM1 instruction
.section .data
value1:
   .float 20.65
value2:
   .float 3.97
.section .bss
   .lcomm result, 4
.section .text
.globl _start
_start:
   nop
   finit
   flds value2
   flds value1
loop:
   fprem1
   fstsw %ax
   testb $4, %ah
   jnz loop

   fsts result
   movl $1, %eax
   movl $0, %ebx
   int $0x80