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divdf3vfp.S (222656) divdf3vfp.S (229135)
1//===-- divdf3vfp.S - Implement divdf3vfp ---------------------------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "../assembly.h"
11
12//
13// extern double __divdf3vfp(double a, double b);
14//
15// Divides two double precision floating point numbers using the Darwin
16// calling convention where double arguments are passsed in GPR pairs
17//
1//===-- divdf3vfp.S - Implement divdf3vfp ---------------------------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "../assembly.h"
11
12//
13// extern double __divdf3vfp(double a, double b);
14//
15// Divides two double precision floating point numbers using the Darwin
16// calling convention where double arguments are passsed in GPR pairs
17//
18 .syntax unified
18 .align 2
19DEFINE_COMPILERRT_FUNCTION(__divdf3vfp)
19 .align 2
20DEFINE_COMPILERRT_FUNCTION(__divdf3vfp)
20 fmdrr d6, r0, r1 // move first param from r0/r1 pair into d6
21 fmdrr d7, r2, r3 // move second param from r2/r3 pair into d7
22 fdivd d5, d6, d7
23 fmrrd r0, r1, d5 // move result back to r0/r1 pair
21 vmov d6, r0, r1 // move first param from r0/r1 pair into d6
22 vmov d7, r2, r3 // move second param from r2/r3 pair into d7
23 vdiv.f64 d5, d6, d7
24 vmov r0, r1, d5 // move result back to r0/r1 pair
24 bx lr
25 bx lr