44 lines
1.2 KiB
ArmAsm
44 lines
1.2 KiB
ArmAsm
//===-- call_apsr.S - Helpers for ARM EABI floating point tests -----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file implements helpers for ARM EABI floating point tests for the
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// compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#include "../../../../lib/builtins/assembly.h"
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.syntax unified
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// __attribute__((pcs("aapcs")))
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// int32_t call_apsr_d(double a, double b, void(*fn)(double, double)) {
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// fn(a, b);
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// return apsr;
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// }
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DEFINE_COMPILERRT_PRIVATE_FUNCTION(call_apsr_d)
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push {lr}
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ldr ip, [sp, #4]
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blx ip
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mrs r0, apsr
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pop {pc}
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END_COMPILERRT_FUNCTION(call_apsr_d)
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// __attribute__((pcs("aapcs")))
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// int32_t call_apsr_f(float a, float b, void(*fn)(float, float)) {
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// fn(a, b);
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// return apsr;
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// }
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DEFINE_COMPILERRT_PRIVATE_FUNCTION(call_apsr_f)
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push {lr}
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blx r2
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mrs r0, apsr
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pop {pc}
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END_COMPILERRT_FUNCTION(call_apsr_f)
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