diff options
Diffstat (limited to 'extensions/rv_zicsr')
| -rw-r--r-- | extensions/rv_zicsr | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/extensions/rv_zicsr b/extensions/rv_zicsr new file mode 100644 index 0000000..9541556 --- /dev/null +++ b/extensions/rv_zicsr @@ -0,0 +1,15 @@ +csrrw rd rs1 csr 14..12=1 6..2=0x1C 1..0=3 +csrrs rd rs1 csr 14..12=2 6..2=0x1C 1..0=3 +csrrc rd rs1 csr 14..12=3 6..2=0x1C 1..0=3 +csrrwi rd csr zimm5 14..12=5 6..2=0x1C 1..0=3 +csrrsi rd csr zimm5 14..12=6 6..2=0x1C 1..0=3 +csrrci rd csr zimm5 14..12=7 6..2=0x1C 1..0=3 + +#pseudoinstructions +$pseudo_op rv_zicsr::csrrs csrr rd csr 19..15=0x0 14..12=2 6..2=0x1C 1..0=3 +$pseudo_op rv_zicsr::csrrw csrw rs1 csr 14..12=1 11..7=0x0 6..2=0x1C 1..0=3 +$pseudo_op rv_zicsr::csrrs csrs rs1 csr 14..12=2 11..7=0x0 6..2=0x1C 1..0=3 +$pseudo_op rv_zicsr::csrrc csrc rs1 csr 14..12=3 11..7=0x0 6..2=0x1C 1..0=3 +$pseudo_op rv_zicsr::csrrwi csrwi csr zimm5 14..12=5 11..7=0x0 6..2=0x1C 1..0=3 +$pseudo_op rv_zicsr::csrrsi csrsi csr zimm5 14..12=6 11..7=0x0 6..2=0x1C 1..0=3 +$pseudo_op rv_zicsr::csrrci csrci csr zimm5 14..12=7 11..7=0x0 6..2=0x1C 1..0=3 |