/* * Written by J.T. Conklin . * Public domain. * * Changes for long double by Ulrich Drepper * * Removed header file dependency for use in libmingwex.a by * Danny Smith */ #include <_mingw_mac.h> .file "floorf.S" .text #ifdef _WIN64 .align 8 #else .align 4 #endif .globl __MINGW_USYMBOL(floorf) .def __MINGW_USYMBOL(floorf); .scl 2; .type 32; .endef __MINGW_USYMBOL(floorf): #ifdef _WIN64 subq $24,%rsp movss %xmm0,8(%rsp) flds 8(%rsp) fstcw 4(%rsp) /* store fpu control word */ movl $0x400,%edx /* round towards -oo */ orl 4(%rsp),%edx andl $0xf7ff,%edx movl %edx,(%rsp) fldcw (%rsp) /* load modified control word */ frndint /* round */ fldcw 4(%rsp) /* restore original control word */ fstps 8(%rsp) movss 8(%rsp),%xmm0 addq $24,%rsp ret #else flds 4(%esp) subl $8,%esp fstcw 4(%esp) /* store fpu control word */ /* We use here %edx although only the low 1 bits are defined. But none of the operations should care and they are faster than the 16 bit operations. */ movl $0x400,%edx /* round towards -oo */ orl 4(%esp),%edx andl $0xf7ff,%edx movl %edx,(%esp) fldcw (%esp) /* load modified control word */ frndint /* round */ fldcw 4(%esp) /* restore original control word */ addl $8,%esp ret #endif