blob: 928f53809f121a8de2bf9c5a1198f925f8fb06fb (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
//===-- divdf3vfp.S - Implement divdf3vfp ---------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "../assembly.h"
//
// extern double __divdf3vfp(double a, double b);
//
// Divides two double precision floating point numbers using the Darwin
// calling convention where double arguments are passsed in GPR pairs
//
.syntax unified
.p2align 2
DEFINE_COMPILERRT_FUNCTION(__divdf3vfp)
vmov d6, r0, r1 // move first param from r0/r1 pair into d6
vmov d7, r2, r3 // move second param from r2/r3 pair into d7
vdiv.f64 d5, d6, d7
vmov r0, r1, d5 // move result back to r0/r1 pair
bx lr
END_COMPILERRT_FUNCTION(__divdf3vfp)
NO_EXEC_STACK_DIRECTIVE
|
