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# Intel(r) Wireless MMX(tm) technology testcase for WUNPCKEH
# mach: xscale
# as: -mcpu=xscale+iwmmxt
.include "testutils.inc"
start
.global wunpckeh
wunpckeh:
# Enable access to CoProcessors 0 & 1 before
# we attempt these instructions.
mvi_h_gr r1, 3
mcr p15, 0, r1, cr15, cr1, 0
# Test Unsigned Byte Unpacking
mvi_h_gr r0, 0x12345687
mvi_h_gr r1, 0x9abcdef0
mvi_h_gr r2, 0
mvi_h_gr r3, 0
tmcrr wr0, r0, r1
tmcrr wr1, r2, r3
wunpckehub wr1, wr0
tmrrc r0, r1, wr0
tmrrc r2, r3, wr1
test_h_gr r0, 0x12345687
test_h_gr r1, 0x9abcdef0
test_h_gr r2, 0x00de00f0
test_h_gr r3, 0x009a00bc
# Test Signed Byte Unpacking
mvi_h_gr r0, 0x12345687
mvi_h_gr r1, 0x7abcdef0
mvi_h_gr r2, 0
mvi_h_gr r3, 0
tmcrr wr0, r0, r1
tmcrr wr1, r2, r3
wunpckehsb wr1, wr0
tmrrc r0, r1, wr0
tmrrc r2, r3, wr1
test_h_gr r0, 0x12345687
test_h_gr r1, 0x7abcdef0
test_h_gr r2, 0xffdefff0
test_h_gr r3, 0x007affbc
# Test Unsigned Halfword Unpacking
mvi_h_gr r0, 0x12345678
mvi_h_gr r1, 0x9abcdef0
mvi_h_gr r2, 0
mvi_h_gr r3, 0
tmcrr wr0, r0, r1
tmcrr wr1, r2, r3
wunpckehuh wr1, wr0
tmrrc r0, r1, wr0
tmrrc r2, r3, wr1
test_h_gr r0, 0x12345678
test_h_gr r1, 0x9abcdef0
test_h_gr r2, 0x0000def0
test_h_gr r3, 0x00009abc
# Test Signed Halfword Unpacking
mvi_h_gr r0, 0x12348678
mvi_h_gr r1, 0x7abcdef0
mvi_h_gr r2, 0
mvi_h_gr r3, 0
tmcrr wr0, r0, r1
tmcrr wr1, r2, r3
wunpckehsh wr1, wr0
tmrrc r0, r1, wr0
tmrrc r2, r3, wr1
test_h_gr r0, 0x12348678
test_h_gr r1, 0x7abcdef0
test_h_gr r2, 0xffffdef0
test_h_gr r3, 0x00007abc
# Test Unsigned Word Unpacking
mvi_h_gr r0, 0x12345678
mvi_h_gr r1, 0x9abcdef0
mvi_h_gr r2, 0
mvi_h_gr r3, 0
tmcrr wr0, r0, r1
tmcrr wr1, r2, r3
wunpckehuw wr1, wr0
tmrrc r0, r1, wr0
tmrrc r2, r3, wr1
test_h_gr r0, 0x12345678
test_h_gr r1, 0x9abcdef0
test_h_gr r2, 0x9abcdef0
test_h_gr r3, 0x00000000
# Test Signed Word Unpacking
mvi_h_gr r0, 0x82345678
mvi_h_gr r1, 0x9abcdef0
mvi_h_gr r2, 0
mvi_h_gr r3, 0
tmcrr wr0, r0, r1
tmcrr wr1, r2, r3
wunpckehsw wr1, wr0
tmrrc r0, r1, wr0
tmrrc r2, r3, wr1
test_h_gr r0, 0x82345678
test_h_gr r1, 0x9abcdef0
test_h_gr r2, 0x9abcdef0
test_h_gr r3, 0xffffffff
pass
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