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https://github.com/ARM-software/arm-trusted-firmware.git
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bdedee5a0f
This file provides __aeabi_memclr8 builtin which the Ubuntu 22.04 version of clang 14 needs to compile. Add it to prevent this oddity from failing the build. Signed-off-by: Boyan Karatotev <boyan.karatotev@arm.com> Change-Id: Id67aa0abba4a27c51b3ed6bb1be84b4e803b44bf
49 lines
1.4 KiB
ArmAsm
49 lines
1.4 KiB
ArmAsm
//===-- aeabi_memset.S - EABI memset implementation -----------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "../assembly.h"
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// void __aeabi_memset(void *dest, size_t n, int c) { memset(dest, c, n); }
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// void __aeabi_memclr(void *dest, size_t n) { __aeabi_memset(dest, n, 0); }
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.syntax unified
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.p2align 2
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DEFINE_COMPILERRT_FUNCTION(__aeabi_memset)
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mov r3, r1
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mov r1, r2
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mov r2, r3
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#ifdef USE_THUMB_1
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push {r7, lr}
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bl memset
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pop {r7, pc}
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#else
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b memset
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#endif
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END_COMPILERRT_FUNCTION(__aeabi_memset)
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DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset4, __aeabi_memset)
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DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memset8, __aeabi_memset)
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.p2align 2
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DEFINE_COMPILERRT_FUNCTION(__aeabi_memclr)
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mov r2, r1
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movs r1, #0
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#ifdef USE_THUMB_1
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push {r7, lr}
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bl memset
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pop {r7, pc}
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#else
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b memset
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#endif
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END_COMPILERRT_FUNCTION(__aeabi_memclr)
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DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memclr4, __aeabi_memclr)
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DEFINE_AEABI_FUNCTION_ALIAS(__aeabi_memclr8, __aeabi_memclr)
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NO_EXEC_STACK_DIRECTIVE
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