blob: b5e154cff31f16fd12104193219c5236b18ee18f [file] [log] [blame]
//===-- 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)