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2354c7ceb7
PUBLIC is a MASM directive and causes a build error in a certain version of MSVC ``` Microsoft (R) ARM Macro Assembler Version 14.44.35217.0 for 64 bits Copyright (C) Microsoft Corporation. All rights reserved. D:\r\_work\swift-build\swift-build\SourceCache\swift\stdlib\public\RuntimeModule\get-cpu-context-aarch64.asm(21) : error A2003: improper line syntax: PUBLIC ``` EXPORT is an ARMASM equivalent, which is already there.
46 lines
1.5 KiB
NASM
46 lines
1.5 KiB
NASM
; ===--- get-cpu-context-aarch64.asm - Low-level register capture ---------=== ;
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;
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; This source file is part of the Swift.org open source project
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;
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; Copyright (c) 2025 Apple Inc. and the Swift project authors
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; Licensed under Apache License v2.0 with Runtime Library Exception
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;
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; See https://swift.org/LICENSE.txt for license information
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; See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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;
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; ===----------------------------------------------------------------------=== ;
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;
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; Saves the necessary registers to an appropriate Context structure.
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;
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; ===----------------------------------------------------------------------=== ;
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AREA |.text|, CODE, READONLY, ARM64
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EXPORT _swift_get_cpu_context
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;; On entry, x8 contains the pointer to the arm64_gprs
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_swift_get_cpu_context PROC
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stp x0, x1, [x8, #0x00]
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stp x2, x3, [x8, #0x10]
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stp x4, x5, [x8, #0x20]
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stp x6, x7, [x8, #0x30]
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stp x8, x9, [x8, #0x40]
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stp x10, x11, [x8, #0x50]
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stp x12, x13, [x8, #0x60]
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stp x14, x15, [x8, #0x70]
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stp x16, x17, [x8, #0x80]
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stp x18, x19, [x8, #0x90]
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stp x20, x21, [x8, #0xa0]
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stp x22, x23, [x8, #0xb0]
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stp x24, x25, [x8, #0xc0]
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stp x26, x27, [x8, #0xd0]
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stp x28, x29, [x8, #0xe0]
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mov x1, sp
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stp x30, x1, [x8, #0xf0]
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str x30, [x8, #0x100]
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mov x1, #0x1ffffffff
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str x1, [x8, #0x108]
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ret
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_swift_get_cpu_context ENDP
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END
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