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# RV128I additions to RV64I
addid rd rs1 imm12 14..12=0 6..2=0x16 1..0=3
sllid rd rs1 31..26=0 shamtd 14..12=1 6..2=0x16 1..0=3
srlid rd rs1 31..26=0 shamtd 14..12=5 6..2=0x16 1..0=3
sraid rd rs1 31..26=16 shamtd 14..12=5 6..2=0x16 1..0=3
addd rd rs1 rs2 31..25=0 14..12=0 6..2=0x1E 1..0=3
subd rd rs1 rs2 31..25=32 14..12=0 6..2=0x1E 1..0=3
slld rd rs1 rs2 31..25=0 14..12=1 6..2=0x1E 1..0=3
srld rd rs1 rs2 31..25=0 14..12=5 6..2=0x1E 1..0=3
srad rd rs1 rs2 31..25=32 14..12=5 6..2=0x1E 1..0=3
lq rd rs1 imm12 14..12=3 6..2=0x03 1..0=3
ldu rd rs1 imm12 14..12=7 6..2=0x00 1..0=3
sq imm12hi rs1 rs2 imm12lo 14..12=4 6..2=0x08 1..0=3
# RV32 and RV64 versions of these are in opcodes-pseudo
slli rd rs1 31..27=0 shamt 14..12=1 6..2=0x04 1..0=3
srli rd rs1 31..27=0 shamt 14..12=5 6..2=0x04 1..0=3
srai rd rs1 31..27=8 shamt 14..12=5 6..2=0x04 1..0=3
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