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- //===-- addsf3vfp.S - Implement addsf3vfp ---------------------------------===//
- //
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
- // See https://llvm.org/LICENSE.txt for license information.
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
- //
- //===----------------------------------------------------------------------===//
- #include "../assembly.h"
- //
- // extern float __addsf3vfp(float a, float b);
- //
- // Adds two single precision floating point numbers using the Darwin
- // calling convention where single arguments are passsed in GPRs
- //
- .syntax unified
- .p2align 2
- DEFINE_COMPILERRT_FUNCTION(__addsf3vfp)
- #if defined(COMPILER_RT_ARMHF_TARGET)
- vadd.f32 s0, s0, s1
- #else
- vmov s14, r0 // move first param from r0 into float register
- vmov s15, r1 // move second param from r1 into float register
- vadd.f32 s14, s14, s15
- vmov r0, s14 // move result back to r0
- #endif
- bx lr
- END_COMPILERRT_FUNCTION(__addsf3vfp)
- NO_EXEC_STACK_DIRECTIVE
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