xref: /aosp_15_r20/external/compiler-rt/lib/builtins/arm/addsf3vfp.S (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot//===-- addsf3vfp.S - Implement addsf3vfp ---------------------------------===//
2*7c3d14c8STreehugger Robot//
3*7c3d14c8STreehugger Robot//                     The LLVM Compiler Infrastructure
4*7c3d14c8STreehugger Robot//
5*7c3d14c8STreehugger Robot// This file is dual licensed under the MIT and the University of Illinois Open
6*7c3d14c8STreehugger Robot// Source Licenses. See LICENSE.TXT for details.
7*7c3d14c8STreehugger Robot//
8*7c3d14c8STreehugger Robot//===----------------------------------------------------------------------===//
9*7c3d14c8STreehugger Robot
10*7c3d14c8STreehugger Robot#include "../assembly.h"
11*7c3d14c8STreehugger Robot
12*7c3d14c8STreehugger Robot//
13*7c3d14c8STreehugger Robot// extern float __addsf3vfp(float a, float b);
14*7c3d14c8STreehugger Robot//
15*7c3d14c8STreehugger Robot// Adds two single precision floating point numbers using the Darwin
16*7c3d14c8STreehugger Robot// calling convention where single arguments are passsed in GPRs
17*7c3d14c8STreehugger Robot//
18*7c3d14c8STreehugger Robot	.syntax unified
19*7c3d14c8STreehugger Robot	.p2align 2
20*7c3d14c8STreehugger RobotDEFINE_COMPILERRT_FUNCTION(__addsf3vfp)
21*7c3d14c8STreehugger Robot	vmov	s14, r0		// move first param from r0 into float register
22*7c3d14c8STreehugger Robot	vmov	s15, r1		// move second param from r1 into float register
23*7c3d14c8STreehugger Robot	vadd.f32 s14, s14, s15
24*7c3d14c8STreehugger Robot	vmov	r0, s14		// move result back to r0
25*7c3d14c8STreehugger Robot	bx	lr
26*7c3d14c8STreehugger RobotEND_COMPILERRT_FUNCTION(__addsf3vfp)
27*7c3d14c8STreehugger Robot
28*7c3d14c8STreehugger RobotNO_EXEC_STACK_DIRECTIVE
29*7c3d14c8STreehugger Robot
30