| //===-- call_apsr.S - Helpers for ARM EABI floating point tests -----------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements helpers for ARM EABI floating point tests for the |
| // compiler_rt library. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "../../../../lib/builtins/assembly.h" |
| |
| .syntax unified |
| // __attribute__((pcs("aapcs"))) |
| // int32_t call_apsr_d(double a, double b, void(*fn)(double, double)) { |
| // fn(a, b); |
| // return apsr; |
| // } |
| |
| DEFINE_COMPILERRT_PRIVATE_FUNCTION(call_apsr_d) |
| push {lr} |
| ldr ip, [sp, #4] |
| blx ip |
| mrs r0, apsr |
| pop {pc} |
| END_COMPILERRT_FUNCTION(call_apsr_d) |
| |
| // __attribute__((pcs("aapcs"))) |
| // int32_t call_apsr_f(float a, float b, void(*fn)(float, float)) { |
| // fn(a, b); |
| // return apsr; |
| // } |
| |
| DEFINE_COMPILERRT_PRIVATE_FUNCTION(call_apsr_f) |
| push {lr} |
| blx r2 |
| mrs r0, apsr |
| pop {pc} |
| END_COMPILERRT_FUNCTION(call_apsr_f) |
