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authorStephen Long <steplong@quicinc.com>2021-05-24 18:03:11 -0700
committerPeter Maydell <peter.maydell@linaro.org>2021-05-25 16:01:44 +0100
commitcf327449816d5643106445420a0b06b0f38d4f01 (patch)
tree1ef6dd26d40de7e162a99b6a408b4d778b90a2e8 /target/arm/sve.decode
parent6ebca45faffd697a045f1d54800d00c6f77c5eb9 (diff)
target/arm: Implement SVE2 gather load insns
Add decoding logic for SVE2 64-bit/32-bit gather non-temporal load insns. 64-bit * LDNT1SB * LDNT1B (vector plus scalar) * LDNT1SH * LDNT1H (vector plus scalar) * LDNT1SW * LDNT1W (vector plus scalar) * LDNT1D (vector plus scalar) 32-bit * LDNT1SB * LDNT1B (vector plus scalar) * LDNT1SH * LDNT1H (vector plus scalar) * LDNT1W (vector plus scalar) Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Stephen Long <steplong@quicinc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20210525010358.152808-46-richard.henderson@linaro.org Message-Id: <20200422152343.12493-1-steplong@quicinc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/sve.decode')
-rw-r--r--target/arm/sve.decode11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/arm/sve.decode b/target/arm/sve.decode
index 5cfe6df0d2..c3958bed6a 100644
--- a/target/arm/sve.decode
+++ b/target/arm/sve.decode
@@ -1389,6 +1389,17 @@ UMLSLT_zzzw 01000100 .. 0 ..... 010 111 ..... ..... @rda_rn_rm
CMLA_zzzz 01000100 esz:2 0 rm:5 0010 rot:2 rn:5 rd:5 ra=%reg_movprfx
SQRDCMLAH_zzzz 01000100 esz:2 0 rm:5 0011 rot:2 rn:5 rd:5 ra=%reg_movprfx
+### SVE2 Memory Gather Load Group
+
+# SVE2 64-bit gather non-temporal load
+# (scalar plus unpacked 32-bit unscaled offsets)
+LDNT1_zprz 1100010 msz:2 00 rm:5 1 u:1 0 pg:3 rn:5 rd:5 \
+ &rprr_gather_load xs=0 esz=3 scale=0 ff=0
+
+# SVE2 32-bit gather non-temporal load (scalar plus 32-bit unscaled offsets)
+LDNT1_zprz 1000010 msz:2 00 rm:5 10 u:1 pg:3 rn:5 rd:5 \
+ &rprr_gather_load xs=0 esz=2 scale=0 ff=0
+
### SVE2 Memory Store Group
# SVE2 64-bit scatter non-temporal store (vector plus scalar)