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| author | Andrew Waterman <andrew@sifive.com> | 2023-11-27 15:19:41 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-11-27 15:19:41 -0800 |
| commit | fbc47d2ec186e4eedfb53028d9e8471e0c0618cc (patch) | |
| tree | c7ce5c43bf95cd2ea965fb9598fa49594778674d | |
| parent | 616660cd11aadfaa0ef801afc18d1511ace440e3 (diff) | |
| parent | e184bfc9d3d047a50d12a28466485510143e62cb (diff) | |
| download | riscv-opcodes-fbc47d2ec186e4eedfb53028d9e8471e0c0618cc.zip riscv-opcodes-fbc47d2ec186e4eedfb53028d9e8471e0c0618cc.tar.gz riscv-opcodes-fbc47d2ec186e4eedfb53028d9e8471e0c0618cc.tar.bz2 | |
Merge pull request #211 from ved-rivos/zicfiss_insts
Add unratified Zicfiss extension instructions
| -rw-r--r-- | constants.py | 7 | ||||
| -rw-r--r-- | unratified/rv_c_zicfiss | 5 | ||||
| -rw-r--r-- | unratified/rv_zicfiss | 14 |
3 files changed, 26 insertions, 0 deletions
diff --git a/constants.py b/constants.py index 1298aa7..0f4e777 100644 --- a/constants.py +++ b/constants.py @@ -165,8 +165,10 @@ emitted_pseudo_ops = [ 'srli_rv32', 'umax32', 'c_mop_1', + 'c_sspush_x1', 'c_mop_3', 'c_mop_5', + 'c_sspopchk_x5', 'c_mop_7', 'c_mop_9', 'c_mop_11', @@ -201,6 +203,9 @@ emitted_pseudo_ops = [ 'mop_r_26', 'mop_r_27', 'mop_r_28', + 'sspopchk_x1', + 'sspopchk_x5', + 'ssrdp', 'mop_r_29', 'mop_r_30', 'mop_r_31', @@ -213,4 +218,6 @@ emitted_pseudo_ops = [ 'mop_rr_5', 'mop_rr_6', 'mop_rr_7', + 'sspush_x1', + 'sspush_x5', ] diff --git a/unratified/rv_c_zicfiss b/unratified/rv_c_zicfiss new file mode 100644 index 0000000..83431c6 --- /dev/null +++ b/unratified/rv_c_zicfiss @@ -0,0 +1,5 @@ +# c.sspush x1 -> c.mop.1 +$pseudo_op rv_zcmop::c.mop.N c.sspush.x1 1..0=1 6..2=0 11..7=1 12=0 15..13=3 + +# c.sspopchk x5 -> c.mop.5 +$pseudo_op rv_zcmop::c.mop.N c.sspopchk.x5 1..0=1 6..2=0 11..7=5 12=0 15..13=3 diff --git a/unratified/rv_zicfiss b/unratified/rv_zicfiss new file mode 100644 index 0000000..e46b64d --- /dev/null +++ b/unratified/rv_zicfiss @@ -0,0 +1,14 @@ +ssamoswap.w rd rs1 rs2 aq rl 31..29=2 28..27=1 14..12=2 6..2=0x0B 1..0=3 +ssamoswap.d rd rs1 rs2 aq rl 31..29=2 28..27=1 14..12=3 6..2=0x0B 1..0=3 + +# sspopchk x1/x5 -> mop.r.28 rd=x0, rs1=x1/x5 +$pseudo_op rv_zimop::mop.r.N sspopchk.x1 30=1 27=1 26=1 21=0 20=0 31=1 29..28=0 25..22=7 19..15=1 14..12=4 11..7=0 6..2=0x1C 1..0=3 +$pseudo_op rv_zimop::mop.r.N sspopchk.x5 30=1 27=1 26=1 21=0 20=0 31=1 29..28=0 25..22=7 19..15=5 14..12=4 11..7=0 6..2=0x1C 1..0=3 + +# ssrdp rd != x0 -> mop.r.28 rd!=x0, rs1=x0 +$pseudo_op rv_zimop::mop.r.N ssrdp rd_n0 30=1 27=1 26=1 21=0 20=0 31=1 29..28=0 25..22=7 19..15=0 14..12=4 6..2=0x1C 1..0=3 + +# sspush x1/x5 -> mop.rr.7 rd=x0, rs2=x1/x5, rs1=x0 +$pseudo_op rv_zimop::mop.rr.N sspush.x1 30=1 27=1 26=1 31=1 29..28=0 25=1 24..20=1 19..15=0 14..12=4 11..7=0 6..2=0x1C 1..0=3 +$pseudo_op rv_zimop::mop.rr.N sspush.x5 30=1 27=1 26=1 31=1 29..28=0 25=1 24..20=5 19..15=0 14..12=4 11..7=0 6..2=0x1C 1..0=3 + |