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target/loongarch: Implement vaddi/vsubi

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This patch includes:
- VADDI.{B/H/W/D}U;
- VSUBI.{B/H/W/D}U.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20230504122810.4094787-6-gaosong@loongson.cn>
This commit is contained in:
Song Gao 2023-05-04 20:27:31 +08:00
parent 57b4f1ac18
commit d8be64c1c5
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GPG key ID: 40A2FFF239263EDF
3 changed files with 62 additions and 0 deletions
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11
target/loongarch/insns.decode
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@ -491,11 +491,13 @@ dbcl 0000 00000010 10101 ............... @i15
#
&vvv vd vj vk
&vv_i vd vj imm
#
# LSX Formats
#
@vvv .... ........ ..... vk:5 vj:5 vd:5 &vvv
@vv_ui5 .... ........ ..... imm:5 vj:5 vd:5 &vv_i
vadd_b 0111 00000000 10100 ..... ..... ..... @vvv
vadd_h 0111 00000000 10101 ..... ..... ..... @vvv
@ -507,3 +509,12 @@ vsub_h 0111 00000000 11001 ..... ..... ..... @vvv
vsub_w 0111 00000000 11010 ..... ..... ..... @vvv
vsub_d 0111 00000000 11011 ..... ..... ..... @vvv
vsub_q 0111 00010010 11011 ..... ..... ..... @vvv
vaddi_bu 0111 00101000 10100 ..... ..... ..... @vv_ui5
vaddi_hu 0111 00101000 10101 ..... ..... ..... @vv_ui5
vaddi_wu 0111 00101000 10110 ..... ..... ..... @vv_ui5
vaddi_du 0111 00101000 10111 ..... ..... ..... @vv_ui5
vsubi_bu 0111 00101000 11000 ..... ..... ..... @vv_ui5
vsubi_hu 0111 00101000 11001 ..... ..... ..... @vv_ui5
vsubi_wu 0111 00101000 11010 ..... ..... ..... @vv_ui5
vsubi_du 0111 00101000 11011 ..... ..... ..... @vv_ui5