/** * This file has no copyright assigned and is placed in the Public Domain. * This file is part of the mingw-w64 runtime package. * No warranty is given; refer to the file DISCLAIMER.PD within this package. */ #include <_mingw_mac.h> .file "ceill.S" .text #ifdef __x86_64__ .align 8 #else .align 4 #endif .globl __MINGW_USYMBOL(ceill) .def __MINGW_USYMBOL(ceill); .scl 2; .type 32; .endef __MINGW_USYMBOL(ceill): #if defined(_AMD64_) || defined(__x86_64__) fldt (%rdx) subq $24,%rsp fstcw 8(%rsp) /* 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 $0x0800,%edx /* round towards +oo */ orl 8(%rsp),%edx andl $0xfbff,%edx movl %edx,(%rsp) fldcw (%rsp) /* load modified control word */ frndint /* round */ fldcw 8(%rsp) /* restore original control word */ addq $24,%rsp movq %rcx,%rax movq $0,8(%rcx) fstpt (%rcx) ret #elif defined(_ARM_) || defined(__arm__) vmrs r1, fpscr bic r0, r1, #0x00c00000 orr r0, r0, #0x00400000 /* Round towards Plus Infinity */ vmsr fpscr, r0 vcvtr.s32.f64 s0, d0 vcvt.f64.s32 d0, s0 vmsr fpscr, r1 bx lr #elif defined(_X86_) || defined(__i386__) fldt 4(%esp) subl $8,%esp fstcw 4(%esp) movl $0x0800,%edx orl 4(%esp),%edx andl $0xfbff,%edx movl %edx,(%esp) fldcw (%esp) frndint fldcw 4(%esp) addl $8,%esp ret #endif