areafunc.s

汇编经典教程profession_assembly_language（Richard Blum著） 的code

# areafunc.s - An example of a floating point return value
.section .text
.type areafunc, @function
.globl areafunc
areafunc:
   pushl %ebp
   movl %esp, %ebp
   fldpi
   filds 8(%ebp)
   fmul %st(0), %st(0)
   fmul %st(1), %st(0)
   movl %ebp, %esp
   popl %ebp
   ret