18 lines
544 B
ArmAsm
18 lines
544 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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// movwfp exercises MOVW $c, Fd, the immediate-to-F-register form the
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// toolchain's optab accepts: the constant is materialised in R30 (ori for
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// the positive span, addi.w for the negative span) and moved across with
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// movgr2fr.w. Byte-parity-checked against go tool asm.
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#include "textflag.h"
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TEXT ·movwfp(SB), NOSPLIT, $0
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MOVW $1, F0
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MOVW $0x2, F4
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MOVW $0x7ff, F8
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MOVW $-1, F12
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MOVW $-2048, F16
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RET
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