46 lines
1 KiB
ArmAsm
46 lines
1 KiB
ArmAsm
# mach: bpf
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# as: --EB
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# ld: --EB
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# sim: -E big
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# output: pass\nexit 0 (0x0)\n
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;;; endbe.s
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;;; Tests for BPF endianness-conversion instructions in simulator
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;;; running in BIG ENDIAN
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;;;
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;;; Both 'be' and 'le' ISAs have both endbe and endle instructions.
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.include "testutils.inc"
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.text
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.global main
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.type main, @function
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main:
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lddw %r1, 0x12345678deadbeef
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endle %r1, 64
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fail_ne %r1, 0xefbeadde78563412
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endle %r1, 64
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fail_ne %r1, 0x12345678deadbeef
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;; `bitsize` < 64 will truncate
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endle %r1, 32
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fail_ne %r1, 0xefbeadde
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endle %r1, 32
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fail_ne %r1, 0xdeadbeef
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endle %r1, 16
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fail_ne %r1, 0xefbe
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endle %r1, 16
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fail_ne %r1, 0xbeef
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;; endbe on be should be noop (except truncate)
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lddw %r1, 0x12345678deadbeef
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endbe %r1, 64
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fail_ne %r1, 0x12345678deadbeef
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endbe %r1, 32
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fail_ne %r1, 0xdeadbeef
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endbe %r1, 16
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fail_ne %r1, 0xbeef
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pass
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