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| author | Pavel I. Kryukov <pavel.igorevich.kryukov@gmail.com> | 2022-05-24 08:45:39 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-05-23 22:45:39 -0700 |
| commit | 2bc227547742e65ba8c64c6e6c573e49bfe72e7e (patch) | |
| tree | 41aa10ace410a58eb729273790bbfee03536ec4c /unratified | |
| parent | 86808b1df8cebda5435fc3d08a1abb86ed73ffd2 (diff) | |
| download | riscv-opcodes-2bc227547742e65ba8c64c6e6c573e49bfe72e7e.zip riscv-opcodes-2bc227547742e65ba8c64c6e6c573e49bfe72e7e.tar.gz riscv-opcodes-2bc227547742e65ba8c64c6e6c573e49bfe72e7e.tar.bz2 | |
Add RV128I opcodes (#112)
* Add RV128I instructions
* Address code review feedback
* Fix typo
Diffstat (limited to 'unratified')
| -rw-r--r-- | unratified/rv128_i | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/unratified/rv128_i b/unratified/rv128_i new file mode 100644 index 0000000..1d62fe5 --- /dev/null +++ b/unratified/rv128_i @@ -0,0 +1,22 @@ +# 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 |