// This file is distributed under the University of Illinois Open Source | |
// License. See LICENSE.TXT for details. | |
// float __floatundisf(du_int a); | |
#ifdef __x86_64__ | |
.literal4 | |
two: .single 2.0 | |
#define REL_ADDR(_a) (_a)(%rip) | |
.text | |
.align 4 | |
.globl ___floatundisf | |
___floatundisf: | |
movq $1, %rsi | |
testq %rdi, %rdi | |
js 1f | |
cvtsi2ssq %rdi, %xmm0 | |
ret | |
1: andq %rdi, %rsi | |
shrq %rdi | |
orq %rsi, %rdi | |
cvtsi2ssq %rdi, %xmm0 | |
mulss REL_ADDR(two), %xmm0 | |
ret | |
#endif // __x86_64__ |