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target/riscv: rvv-1.0: integer scalar move instructions

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* Remove "vmv.s.x: dothing if rs1 == 0" constraint.
* Add vmv.x.s instruction.

Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20211210075704.23951-37-frank.chang@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Frank Chang 2021-12-10 15:56:22 +08:00 • committed by Alistair Francis
parent 50bfb45b2c
commit dedc53cbc9
2 changed files with 37 additions and 9 deletions
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3
target/riscv/insn32.decode
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@ -634,8 +634,9 @@ vmsif_m 010100 . ..... 00011 010 ..... 1010111 @r2_vm
vmsof_m 010100 . ..... 00010 010 ..... 1010111 @r2_vm
viota_m 010100 . ..... 10000 010 ..... 1010111 @r2_vm
vid_v 010100 . 00000 10001 010 ..... 1010111 @r1_vm
vmv_x_s 010000 1 ..... 00000 010 ..... 1010111 @r2rd
vmv_s_x 010000 1 00000 ..... 110 ..... 1010111 @r2
vext_x_v 001100 1 ..... ..... 010 ..... 1010111 @r
vmv_s_x 001101 1 00000 ..... 110 ..... 1010111 @r2
vfmv_f_s 001100 1 ..... 00000 001 ..... 1010111 @r2rd
vfmv_s_f 001101 1 00000 ..... 101 ..... 1010111 @r2
vslideup_vx 001110 . ..... ..... 100 ..... 1010111 @r_vm