Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
39 lines
649 B
ArmAsm
39 lines
649 B
ArmAsm
/* SPDX-License-Identifier: GPL-2.0 */
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#include <linux/linkage.h>
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#include <asm/assembler.h>
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#if __LINUX_ARM_ARCH__ >= 6
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ENTRY(__bswapsi2)
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rev r0, r0
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bx lr
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ENDPROC(__bswapsi2)
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ENTRY(__bswapdi2)
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rev r3, r0
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rev r0, r1
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mov r1, r3
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bx lr
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ENDPROC(__bswapdi2)
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#else
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ENTRY(__bswapsi2)
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eor r3, r0, r0, ror #16
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mov r3, r3, lsr #8
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bic r3, r3, #0xff00
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eor r0, r3, r0, ror #8
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ret lr
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ENDPROC(__bswapsi2)
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ENTRY(__bswapdi2)
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mov ip, r1
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eor r3, ip, ip, ror #16
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eor r1, r0, r0, ror #16
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mov r1, r1, lsr #8
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mov r3, r3, lsr #8
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bic r3, r3, #0xff00
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bic r1, r1, #0xff00
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eor r1, r1, r0, ror #8
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eor r0, r3, ip, ror #8
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ret lr
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ENDPROC(__bswapdi2)
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#endif
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