floatundisf.S revision 1.1.1.1
1// This file is dual licensed under the MIT and the University of Illinois Open 2// Source Licenses. See LICENSE.TXT for details. 3 4#include "../assembly.h" 5 6// float __floatundisf(du_int a); 7 8#ifdef __x86_64__ 9 10#ifndef __ELF__ 11.literal4 12#endif 13two: .single 2.0 14 15#define REL_ADDR(_a) (_a)(%rip) 16 17.text 18.align 4 19DEFINE_COMPILERRT_FUNCTION(__floatundisf) 20 movq $1, %rsi 21 testq %rdi, %rdi 22 js 1f 23 cvtsi2ssq %rdi, %xmm0 24 ret 25 261: andq %rdi, %rsi 27 shrq %rdi 28 orq %rsi, %rdi 29 cvtsi2ssq %rdi, %xmm0 30 mulss REL_ADDR(two), %xmm0 31 ret 32END_COMPILERRT_FUNCTION(__floatundisf) 33 34#endif // __x86_64__ 35