22 lines
574 B
ArmAsm
22 lines
574 B
ArmAsm
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// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
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// SPDX-License-Identifier: BSD-3-Clause
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#include "textflag.h"
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// func cleanAdd(a, b int64) int64
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// A well-behaved function that preserves the goroutine pointer.
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TEXT ·cleanAdd(SB), NOSPLIT, $0-24
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MOVV a+0(FP), R4
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MOVV b+8(FP), R5
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ADDV R4, R5, R4
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MOVV R4, ret+16(FP)
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RET
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// func dirtyG(a int64) int64
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// Deliberately clobbers R22, the goroutine pointer (a serious ABI violation).
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TEXT ·dirtyG(SB), NOSPLIT, $0-16
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MOVV $0x5678, R22
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MOVV a+0(FP), R4
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MOVV R4, ret+8(FP)
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RET
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