| //===-- mulsf3vfp.S - Implement mulsf3vfp ---------------------------------===// |
| // |
| // 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 __mulsf3vfp(float a, float b); |
| // |
| // Multiplies two single precision floating point numbers using the Darwin |
| // calling convention where single arguments are passsed like 32-bit ints. |
| // |
| .syntax unified |
| .p2align 2 |
| DEFINE_COMPILERRT_FUNCTION(__mulsf3vfp) |
| #if defined(COMPILER_RT_ARMHF_TARGET) |
| vmul.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 |
| vmul.f32 s13, s14, s15 |
| #endif |
| vmov r0, s13 // move result back to r0 |
| bx lr |
| END_COMPILERRT_FUNCTION(__mulsf3vfp) |
| |
| NO_EXEC_STACK_DIRECTIVE |
| |
