diff --git a/arg_lut.csv b/arg_lut.csv
new file mode 100644
index 00000000..b1436503
--- /dev/null
+++ b/arg_lut.csv
@@ -0,0 +1,100 @@
+"rd", 11, 7
+"rt", 19, 15
+"rs1", 19, 15
+"rs2", 24, 20
+"rs3", 31, 27
+"aqrl", 26, 25
+"aq", 26, 26
+"rl", 25, 25
+"fm", 31, 28
+"pred", 27, 24
+"succ", 23, 20
+"rm", 14, 12
+"funct3", 14, 12
+"funct2", 26, 25
+"imm20", 31, 12
+"jimm20", 31, 12
+"imm12", 31, 20
+"csr", 31, 20
+"imm12hi", 31, 25
+"bimm12hi", 31, 25
+"imm12lo", 11, 7
+"bimm12lo", 11, 7
+"shamtq", 26, 20
+"shamtw", 24, 20
+"shamtw4", 23, 20
+"shamtd", 25, 20
+"bs", 31, 30
+"rnum", 23, 20
+"rc", 29, 25
+"imm2", 21, 20
+"imm3", 22, 20
+"imm4", 23, 20
+"imm5", 24, 20
+"imm6", 25, 20
+"zimm", 19, 15
+"opcode", 6,0
+"funct7", 31,25
+"vd", 11, 7
+"vs3", 11, 7
+"vs1", 19, 15
+"vs2", 24, 20
+"vm", 25, 25
+"wd", 26, 26
+"amoop", 31, 27
+"nf", 31, 29
+"simm5", 19, 15
+"zimm5", 19, 15
+"zimm10", 29, 20
+"zimm11", 30, 20
+"zimm6hi", 26, 26
+"zimm6lo", 19, 15
+"c_nzuimm10", 12, 5
+"c_uimm7lo", 6, 5
+"c_uimm7hi", 12, 10
+"c_uimm8lo", 6, 5
+"c_uimm8hi", 12, 10
+"c_uimm9lo", 6, 5
+"c_uimm9hi", 12, 10
+"c_nzimm6lo", 6, 2
+"c_nzimm6hi", 12, 12
+"c_imm6lo", 6, 2
+"c_imm6hi", 12, 12
+"c_nzimm10hi", 12, 12
+"c_nzimm10lo", 6, 2
+"c_nzimm18hi", 12, 12
+"c_nzimm18lo", 6, 2
+"c_imm12", 12, 2
+"c_bimm9lo", 6, 2
+"c_bimm9hi", 12, 10
+"c_nzuimm5", 6, 2
+"c_nzuimm6lo", 6, 2
+"c_nzuimm6hi", 12, 12
+"c_uimm8splo", 6, 2
+"c_uimm8sphi", 12, 12
+"c_uimm8sp_s", 12, 7
+"c_uimm10splo", 6, 2
+"c_uimm10sphi", 12, 12
+"c_uimm9splo", 6, 2
+"c_uimm9sphi", 12, 12
+"c_uimm10sp_s", 12, 7
+"c_uimm9sp_s", 12, 7
+"c_uimm2", 6, 5
+"c_uimm1", 5, 5
+"c_rlist", 7, 4
+"c_spimm", 3, 2
+"c_index", 9, 2
+"rs1_p", 9, 7
+"rs2_p", 4, 2
+"rd_p", 4, 2
+"rd_rs1_n0", 11, 7
+"rd_rs1_p", 9, 7
+"rd_rs1", 11, 7
+"rd_n2", 11, 7
+"rd_n0", 11, 7
+"rs1_n0", 11, 7
+"c_rs2_n0", 6, 2
+"c_rs1_n0", 11, 7
+"c_rs2", 6, 2
+"c_sreg1", 9, 7
+"c_sreg2", 4, 2
diff --git a/causes.csv b/causes.csv
new file mode 100644
index 00000000..833e86a9
--- /dev/null
+++ b/causes.csv
@@ -0,0 +1,19 @@
+0x00, "misaligned fetch"
+0x01, "fetch access"
+0x02, "illegal instruction"
+0x03, "breakpoint"
+0x04, "misaligned load"
+0x05, "load access"
+0x06, "misaligned store"
+0x07, "store access"
+0x08, "user_ecall"
+0x09, "supervisor_ecall"
+0x0A, "virtual_supervisor_ecall"
+0x0B, "machine_ecall"
+0x0C, "fetch page fault"
+0x0D, "load page fault"
+0x0F, "store page fault"
+0x14, "fetch guest page fault"
+0x15, "load guest page fault"
+0x16, "virtual instruction"
+0x17, "store guest page fault"
diff --git a/constants.py b/constants.py
index 377cd7e8..ac67560b 100644
--- a/constants.py
+++ b/constants.py
@@ -1,4 +1,5 @@
 import re
+import csv
 
 
 isa_regex = \
@@ -23,618 +24,28 @@
 
 imported_regex = re.compile('^\s*\$import\s*(?P<extension>.*)\s*::\s*(?P<instruction>.*)', re.M)
 
-#
-# Trap cause codes
-causes = [
-  (0x00, 'misaligned fetch'),
-  (0x01, 'fetch access'),
-  (0x02, 'illegal instruction'),
-  (0x03, 'breakpoint'),
-  (0x04, 'misaligned load'),
-  (0x05, 'load access'),
-  (0x06, 'misaligned store'),
-  (0x07, 'store access'),
-  (0x08, 'user_ecall'),
-  (0x09, 'supervisor_ecall'),
-  (0x0A, 'virtual_supervisor_ecall'),
-  (0x0B, 'machine_ecall'),
-  (0x0C, 'fetch page fault'),
-  (0x0D, 'load page fault'),
-  (0x0F, 'store page fault'),
-  (0x14, 'fetch guest page fault'),
-  (0x15, 'load guest page fault'),
-  (0x16, 'virtual instruction'),
-  (0x17, 'store guest page fault'),
-]
-
-csrs = [
-  # Standard User R/W
-  (0x001, 'fflags'),
-  (0x002, 'frm'),
-  (0x003, 'fcsr'),
-  (0x008, 'vstart'),
-  (0x009, 'vxsat'),
-  (0x00A, 'vxrm'),
-  (0x00F, 'vcsr'),
-  (0x015, 'seed'), # Zkr
-  (0x017, 'jvt'), # Zcmt
-
-  # Standard User RO
-  (0xC00, 'cycle'),
-  (0xC01, 'time'),
-  (0xC02, 'instret'),
-  (0xC03, 'hpmcounter3'),
-  (0xC04, 'hpmcounter4'),
-  (0xC05, 'hpmcounter5'),
-  (0xC06, 'hpmcounter6'),
-  (0xC07, 'hpmcounter7'),
-  (0xC08, 'hpmcounter8'),
-  (0xC09, 'hpmcounter9'),
-  (0xC0A, 'hpmcounter10'),
-  (0xC0B, 'hpmcounter11'),
-  (0xC0C, 'hpmcounter12'),
-  (0xC0D, 'hpmcounter13'),
-  (0xC0E, 'hpmcounter14'),
-  (0xC0F, 'hpmcounter15'),
-  (0xC10, 'hpmcounter16'),
-  (0xC11, 'hpmcounter17'),
-  (0xC12, 'hpmcounter18'),
-  (0xC13, 'hpmcounter19'),
-  (0xC14, 'hpmcounter20'),
-  (0xC15, 'hpmcounter21'),
-  (0xC16, 'hpmcounter22'),
-  (0xC17, 'hpmcounter23'),
-  (0xC18, 'hpmcounter24'),
-  (0xC19, 'hpmcounter25'),
-  (0xC1A, 'hpmcounter26'),
-  (0xC1B, 'hpmcounter27'),
-  (0xC1C, 'hpmcounter28'),
-  (0xC1D, 'hpmcounter29'),
-  (0xC1E, 'hpmcounter30'),
-  (0xC1F, 'hpmcounter31'),
-  (0xC20, 'vl'),
-  (0xC21, 'vtype'),
-  (0xC22, 'vlenb'),
-
-  # Standard Supervisor R/W
-  (0x100, 'sstatus'),
-  (0x102, 'sedeleg'),
-  (0x103, 'sideleg'),
-  (0x104, 'sie'),
-  (0x105, 'stvec'),
-  (0x106, 'scounteren'),
-  (0x10A, 'senvcfg'),
-  (0x10C, 'sstateen0'), # Smstateen
-  (0x10D, 'sstateen1'), # Smstateen
-  (0x10E, 'sstateen2'), # Smstateen
-  (0x10F, 'sstateen3'), # Smstateen
-  (0x120, 'scountinhibit'), # Smcdeleg
-  (0x140, 'sscratch'),
-  (0x141, 'sepc'),
-  (0x142, 'scause'),
-  (0x143, 'stval'),
-  (0x144, 'sip'),
-  (0x14D, 'stimecmp'), # Sstc
-  (0x150, 'siselect'),
-  (0x151, 'sireg'),
-  (0x152, 'sireg2'),
-  (0x153, 'sireg3'),
-  (0x155, 'sireg4'),
-  (0x156, 'sireg5'),
-  (0x157, 'sireg6'),
-  (0x15C, 'stopei'),
-  (0x180, 'satp'),
-  (0x5A8, 'scontext'),
-
-  # Standard Hypervisor R/w
-  (0x200, 'vsstatus'),
-  (0x204, 'vsie'),
-  (0x205, 'vstvec'),
-  (0x240, 'vsscratch'),
-  (0x241, 'vsepc'),
-  (0x242, 'vscause'),
-  (0x243, 'vstval'),
-  (0x244, 'vsip'),
-  (0x24D, 'vstimecmp'), # Sstc
-  (0x250, 'vsiselect'),
-  (0x251, 'vsireg'),
-  (0x252, 'vsireg2'),
-  (0x253, 'vsireg3'),
-  (0x255, 'vsireg4'),
-  (0x256, 'vsireg5'),
-  (0x257, 'vsireg6'),
-  (0x25C, 'vstopei'),
-  (0x280, 'vsatp'),
-  (0x600, 'hstatus'),
-  (0x602, 'hedeleg'),
-  (0x603, 'hideleg'),
-  (0x604, 'hie'),
-  (0x605, 'htimedelta'),
-  (0x606, 'hcounteren'),
-  (0x607, 'hgeie'),
-  (0x608, 'hvien'),
-  (0x609, 'hvictl'),
-  (0x60A, 'henvcfg'),
-  (0x60C, 'hstateen0'), # Smstateen
-  (0x60D, 'hstateen1'), # Smstateen
-  (0x60E, 'hstateen2'), # Smstateen
-  (0x60F, 'hstateen3'), # Smstateen
-  (0x643, 'htval'),
-  (0x644, 'hip'),
-  (0x645, 'hvip'),
-  (0x646, 'hviprio1'),
-  (0x647, 'hviprio2'),
-  (0x64A, 'htinst'),
-  (0x680, 'hgatp'),
-  (0x6A8, 'hcontext'),
-
-  # Standard Hypervisor RO
-  (0xE12, 'hgeip'),
-  (0xEB0, 'vstopi'),
-
-  # Standard Supervisor RO
-  (0xDA0, 'scountovf'), # Sscofpmf
-  (0xDB0, 'stopi'),
-
-  # Tentative CSR assignment for CLIC
-  (0x007, 'utvt'),
-  (0x045, 'unxti'),
-  (0x046, 'uintstatus'),
-  (0x048, 'uscratchcsw'),
-  (0x049, 'uscratchcswl'),
-  (0x107, 'stvt'),
-  (0x145, 'snxti'),
-  (0x146, 'sintstatus'),
-  (0x148, 'sscratchcsw'),
-  (0x149, 'sscratchcswl'),
-  (0x307, 'mtvt'),
-  (0x345, 'mnxti'),
-  (0x346, 'mintstatus'),
-  (0x348, 'mscratchcsw'),
-  (0x349, 'mscratchcswl'),
-
-  # Standard Machine R/W
-  (0x300, 'mstatus'),
-  (0x301, 'misa'),
-  (0x302, 'medeleg'),
-  (0x303, 'mideleg'),
-  (0x304, 'mie'),
-  (0x305, 'mtvec'),
-  (0x306, 'mcounteren'),
-  (0x308, 'mvien'),
-  (0x309, 'mvip'),
-  (0x30a, 'menvcfg'),
-  (0x30C, 'mstateen0'), # Smstateen
-  (0x30D, 'mstateen1'), # Smstateen
-  (0x30E, 'mstateen2'), # Smstateen
-  (0x30F, 'mstateen3'), # Smstateen
-  (0x320, 'mcountinhibit'),
-  (0x340, 'mscratch'),
-  (0x341, 'mepc'),
-  (0x342, 'mcause'),
-  (0x343, 'mtval'),
-  (0x344, 'mip'),
-  (0x34a, 'mtinst'),
-  (0x34b, 'mtval2'),
-  (0x350, 'miselect'),
-  (0x351, 'mireg'),
-  (0x352, 'mireg2'),
-  (0x353, 'mireg3'),
-  (0x355, 'mireg4'),
-  (0x356, 'mireg5'),
-  (0x357, 'mireg6'),
-  (0x35c, 'mtopei'),
-  (0x3a0, 'pmpcfg0'),
-  (0x3a1, 'pmpcfg1'),
-  (0x3a2, 'pmpcfg2'),
-  (0x3a3, 'pmpcfg3'),
-  (0x3a4, 'pmpcfg4'),
-  (0x3a5, 'pmpcfg5'),
-  (0x3a6, 'pmpcfg6'),
-  (0x3a7, 'pmpcfg7'),
-  (0x3a8, 'pmpcfg8'),
-  (0x3a9, 'pmpcfg9'),
-  (0x3aa, 'pmpcfg10'),
-  (0x3ab, 'pmpcfg11'),
-  (0x3ac, 'pmpcfg12'),
-  (0x3ad, 'pmpcfg13'),
-  (0x3ae, 'pmpcfg14'),
-  (0x3af, 'pmpcfg15'),
-  (0x3b0, 'pmpaddr0'),
-  (0x3b1, 'pmpaddr1'),
-  (0x3b2, 'pmpaddr2'),
-  (0x3b3, 'pmpaddr3'),
-  (0x3b4, 'pmpaddr4'),
-  (0x3b5, 'pmpaddr5'),
-  (0x3b6, 'pmpaddr6'),
-  (0x3b7, 'pmpaddr7'),
-  (0x3b8, 'pmpaddr8'),
-  (0x3b9, 'pmpaddr9'),
-  (0x3ba, 'pmpaddr10'),
-  (0x3bb, 'pmpaddr11'),
-  (0x3bc, 'pmpaddr12'),
-  (0x3bd, 'pmpaddr13'),
-  (0x3be, 'pmpaddr14'),
-  (0x3bf, 'pmpaddr15'),
-  (0x3c0, 'pmpaddr16'),
-  (0x3c1, 'pmpaddr17'),
-  (0x3c2, 'pmpaddr18'),
-  (0x3c3, 'pmpaddr19'),
-  (0x3c4, 'pmpaddr20'),
-  (0x3c5, 'pmpaddr21'),
-  (0x3c6, 'pmpaddr22'),
-  (0x3c7, 'pmpaddr23'),
-  (0x3c8, 'pmpaddr24'),
-  (0x3c9, 'pmpaddr25'),
-  (0x3ca, 'pmpaddr26'),
-  (0x3cb, 'pmpaddr27'),
-  (0x3cc, 'pmpaddr28'),
-  (0x3cd, 'pmpaddr29'),
-  (0x3ce, 'pmpaddr30'),
-  (0x3cf, 'pmpaddr31'),
-  (0x3d0, 'pmpaddr32'),
-  (0x3d1, 'pmpaddr33'),
-  (0x3d2, 'pmpaddr34'),
-  (0x3d3, 'pmpaddr35'),
-  (0x3d4, 'pmpaddr36'),
-  (0x3d5, 'pmpaddr37'),
-  (0x3d6, 'pmpaddr38'),
-  (0x3d7, 'pmpaddr39'),
-  (0x3d8, 'pmpaddr40'),
-  (0x3d9, 'pmpaddr41'),
-  (0x3da, 'pmpaddr42'),
-  (0x3db, 'pmpaddr43'),
-  (0x3dc, 'pmpaddr44'),
-  (0x3dd, 'pmpaddr45'),
-  (0x3de, 'pmpaddr46'),
-  (0x3df, 'pmpaddr47'),
-  (0x3e0, 'pmpaddr48'),
-  (0x3e1, 'pmpaddr49'),
-  (0x3e2, 'pmpaddr50'),
-  (0x3e3, 'pmpaddr51'),
-  (0x3e4, 'pmpaddr52'),
-  (0x3e5, 'pmpaddr53'),
-  (0x3e6, 'pmpaddr54'),
-  (0x3e7, 'pmpaddr55'),
-  (0x3e8, 'pmpaddr56'),
-  (0x3e9, 'pmpaddr57'),
-  (0x3ea, 'pmpaddr58'),
-  (0x3eb, 'pmpaddr59'),
-  (0x3ec, 'pmpaddr60'),
-  (0x3ed, 'pmpaddr61'),
-  (0x3ee, 'pmpaddr62'),
-  (0x3ef, 'pmpaddr63'),
-  (0x747, 'mseccfg'),
-  (0x7a0, 'tselect'),
-  (0x7a1, 'tdata1'),
-  (0x7a2, 'tdata2'),
-  (0x7a3, 'tdata3'),
-  (0x7a4, 'tinfo'),
-  (0x7a5, 'tcontrol'),
-  (0x7a8, 'mcontext'),
-  (0x7aa, 'mscontext'),
-  (0x7b0, 'dcsr'),
-  (0x7b1, 'dpc'),
-  (0x7b2, 'dscratch0'),
-  (0x7b3, 'dscratch1'),
-  (0xB00, 'mcycle'),
-  (0xB02, 'minstret'),
-  (0xB03, 'mhpmcounter3'),
-  (0xB04, 'mhpmcounter4'),
-  (0xB05, 'mhpmcounter5'),
-  (0xB06, 'mhpmcounter6'),
-  (0xB07, 'mhpmcounter7'),
-  (0xB08, 'mhpmcounter8'),
-  (0xB09, 'mhpmcounter9'),
-  (0xB0A, 'mhpmcounter10'),
-  (0xB0B, 'mhpmcounter11'),
-  (0xB0C, 'mhpmcounter12'),
-  (0xB0D, 'mhpmcounter13'),
-  (0xB0E, 'mhpmcounter14'),
-  (0xB0F, 'mhpmcounter15'),
-  (0xB10, 'mhpmcounter16'),
-  (0xB11, 'mhpmcounter17'),
-  (0xB12, 'mhpmcounter18'),
-  (0xB13, 'mhpmcounter19'),
-  (0xB14, 'mhpmcounter20'),
-  (0xB15, 'mhpmcounter21'),
-  (0xB16, 'mhpmcounter22'),
-  (0xB17, 'mhpmcounter23'),
-  (0xB18, 'mhpmcounter24'),
-  (0xB19, 'mhpmcounter25'),
-  (0xB1A, 'mhpmcounter26'),
-  (0xB1B, 'mhpmcounter27'),
-  (0xB1C, 'mhpmcounter28'),
-  (0xB1D, 'mhpmcounter29'),
-  (0xB1E, 'mhpmcounter30'),
-  (0xB1F, 'mhpmcounter31'),
-  (0x321, 'mcyclecfg'),
-  (0x322, 'minstretcfg'),
-  (0x323, 'mhpmevent3'),
-  (0x324, 'mhpmevent4'),
-  (0x325, 'mhpmevent5'),
-  (0x326, 'mhpmevent6'),
-  (0x327, 'mhpmevent7'),
-  (0x328, 'mhpmevent8'),
-  (0x329, 'mhpmevent9'),
-  (0x32A, 'mhpmevent10'),
-  (0x32B, 'mhpmevent11'),
-  (0x32C, 'mhpmevent12'),
-  (0x32D, 'mhpmevent13'),
-  (0x32E, 'mhpmevent14'),
-  (0x32F, 'mhpmevent15'),
-  (0x330, 'mhpmevent16'),
-  (0x331, 'mhpmevent17'),
-  (0x332, 'mhpmevent18'),
-  (0x333, 'mhpmevent19'),
-  (0x334, 'mhpmevent20'),
-  (0x335, 'mhpmevent21'),
-  (0x336, 'mhpmevent22'),
-  (0x337, 'mhpmevent23'),
-  (0x338, 'mhpmevent24'),
-  (0x339, 'mhpmevent25'),
-  (0x33A, 'mhpmevent26'),
-  (0x33B, 'mhpmevent27'),
-  (0x33C, 'mhpmevent28'),
-  (0x33D, 'mhpmevent29'),
-  (0x33E, 'mhpmevent30'),
-  (0x33F, 'mhpmevent31'),
-
-  # Standard Machine RO
-  (0xF11, 'mvendorid'),
-  (0xF12, 'marchid'),
-  (0xF13, 'mimpid'),
-  (0xF14, 'mhartid'),
-  (0xF15, 'mconfigptr'),
-  (0xFB0, 'mtopi'),
-]
-
-csrs32 = [
-  # Standard Supervisor R/W
-  (0x114, 'sieh'),
-  (0x154, 'siph'),
-  (0x15D, 'stimecmph'), # Sstc
-
-  # Standard Hypervisor R/W
-  (0x214, 'vsieh'),
-  (0x254, 'vsiph'),
-  (0x25D, 'vstimecmph'), # Sstc
-  (0x615, 'htimedeltah'),
-  (0x613, 'hidelegh'),
-  (0x618, 'hvienh'),
-  (0x61A, 'henvcfgh'),
-  (0x655, 'hviph'),
-  (0x656, 'hviprio1h'),
-  (0x657, 'hviprio2h'),
-  (0x61C, 'hstateen0h'), # Smstateen
-  (0x61D, 'hstateen1h'), # Smstateen
-  (0x61E, 'hstateen2h'), # Smstateen
-  (0x61F, 'hstateen3h'), # Smstateen
-
-  # Standard User RO
-  (0xC80, 'cycleh'),
-  (0xC81, 'timeh'),
-  (0xC82, 'instreth'),
-  (0xC83, 'hpmcounter3h'),
-  (0xC84, 'hpmcounter4h'),
-  (0xC85, 'hpmcounter5h'),
-  (0xC86, 'hpmcounter6h'),
-  (0xC87, 'hpmcounter7h'),
-  (0xC88, 'hpmcounter8h'),
-  (0xC89, 'hpmcounter9h'),
-  (0xC8A, 'hpmcounter10h'),
-  (0xC8B, 'hpmcounter11h'),
-  (0xC8C, 'hpmcounter12h'),
-  (0xC8D, 'hpmcounter13h'),
-  (0xC8E, 'hpmcounter14h'),
-  (0xC8F, 'hpmcounter15h'),
-  (0xC90, 'hpmcounter16h'),
-  (0xC91, 'hpmcounter17h'),
-  (0xC92, 'hpmcounter18h'),
-  (0xC93, 'hpmcounter19h'),
-  (0xC94, 'hpmcounter20h'),
-  (0xC95, 'hpmcounter21h'),
-  (0xC96, 'hpmcounter22h'),
-  (0xC97, 'hpmcounter23h'),
-  (0xC98, 'hpmcounter24h'),
-  (0xC99, 'hpmcounter25h'),
-  (0xC9A, 'hpmcounter26h'),
-  (0xC9B, 'hpmcounter27h'),
-  (0xC9C, 'hpmcounter28h'),
-  (0xC9D, 'hpmcounter29h'),
-  (0xC9E, 'hpmcounter30h'),
-  (0xC9F, 'hpmcounter31h'),
-
-  # Standard Machine RW
-  (0x310, 'mstatush'),
-  (0x313, 'midelegh'),
-  (0x314, 'mieh'),
-  (0x318, 'mvienh'),
-  (0x319, 'mviph'),
-  (0x31A, 'menvcfgh'),
-  (0x31C, 'mstateen0h'), # Smstateen
-  (0x31D, 'mstateen1h'), # Smstateen
-  (0x31E, 'mstateen2h'), # Smstateen
-  (0x31F, 'mstateen3h'), # Smstateen
-  (0x354, 'miph'),
-  (0x721, 'mcyclecfgh'),
-  (0x722, 'minstretcfgh'),
-  (0x723, 'mhpmevent3h'),  # Sscofpmf
-  (0x724, 'mhpmevent4h'),  # Sscofpmf
-  (0x725, 'mhpmevent5h'),  # Sscofpmf
-  (0x726, 'mhpmevent6h'),  # Sscofpmf
-  (0x727, 'mhpmevent7h'),  # Sscofpmf
-  (0x728, 'mhpmevent8h'),  # Sscofpmf
-  (0x729, 'mhpmevent9h'),  # Sscofpmf
-  (0x72A, 'mhpmevent10h'), # Sscofpmf
-  (0x72B, 'mhpmevent11h'), # Sscofpmf
-  (0x72C, 'mhpmevent12h'), # Sscofpmf
-  (0x72D, 'mhpmevent13h'), # Sscofpmf
-  (0x72E, 'mhpmevent14h'), # Sscofpmf
-  (0x72F, 'mhpmevent15h'), # Sscofpmf
-  (0x730, 'mhpmevent16h'), # Sscofpmf
-  (0x731, 'mhpmevent17h'), # Sscofpmf
-  (0x732, 'mhpmevent18h'), # Sscofpmf
-  (0x733, 'mhpmevent19h'), # Sscofpmf
-  (0x734, 'mhpmevent20h'), # Sscofpmf
-  (0x735, 'mhpmevent21h'), # Sscofpmf
-  (0x736, 'mhpmevent22h'), # Sscofpmf
-  (0x737, 'mhpmevent23h'), # Sscofpmf
-  (0x738, 'mhpmevent24h'), # Sscofpmf
-  (0x739, 'mhpmevent25h'), # Sscofpmf
-  (0x73A, 'mhpmevent26h'), # Sscofpmf
-  (0x73B, 'mhpmevent27h'), # Sscofpmf
-  (0x73C, 'mhpmevent28h'), # Sscofpmf
-  (0x73D, 'mhpmevent29h'), # Sscofpmf
-  (0x73E, 'mhpmevent30h'), # Sscofpmf
-  (0x73F, 'mhpmevent31h'), # Sscofpmf
-  (0x740, 'mnscratch'), # Smrnmi
-  (0x741, 'mnepc'),     # Smrnmi
-  (0x742, 'mncause'),   # Smrnmi
-  (0x744, 'mnstatus'),  # Smrnmi
-  (0x757, 'mseccfgh'),
-  (0xB80, 'mcycleh'),
-  (0xB82, 'minstreth'),
-  (0xB83, 'mhpmcounter3h'),
-  (0xB84, 'mhpmcounter4h'),
-  (0xB85, 'mhpmcounter5h'),
-  (0xB86, 'mhpmcounter6h'),
-  (0xB87, 'mhpmcounter7h'),
-  (0xB88, 'mhpmcounter8h'),
-  (0xB89, 'mhpmcounter9h'),
-  (0xB8A, 'mhpmcounter10h'),
-  (0xB8B, 'mhpmcounter11h'),
-  (0xB8C, 'mhpmcounter12h'),
-  (0xB8D, 'mhpmcounter13h'),
-  (0xB8E, 'mhpmcounter14h'),
-  (0xB8F, 'mhpmcounter15h'),
-  (0xB90, 'mhpmcounter16h'),
-  (0xB91, 'mhpmcounter17h'),
-  (0xB92, 'mhpmcounter18h'),
-  (0xB93, 'mhpmcounter19h'),
-  (0xB94, 'mhpmcounter20h'),
-  (0xB95, 'mhpmcounter21h'),
-  (0xB96, 'mhpmcounter22h'),
-  (0xB97, 'mhpmcounter23h'),
-  (0xB98, 'mhpmcounter24h'),
-  (0xB99, 'mhpmcounter25h'),
-  (0xB9A, 'mhpmcounter26h'),
-  (0xB9B, 'mhpmcounter27h'),
-  (0xB9C, 'mhpmcounter28h'),
-  (0xB9D, 'mhpmcounter29h'),
-  (0xB9E, 'mhpmcounter30h'),
-  (0xB9F, 'mhpmcounter31h'),
-]
-
-# look up table of position of various arguments that are used by the
-# instructions in the encoding files.
+causes = []
+with open("causes.csv") as f:
+    csv_reader = csv.reader(f)
+    for row in csv_reader:
+        causes.append((int(row[0], 0), row[1]))
+csrs = []
+with open("csrs.csv") as f:
+    csv_reader = csv.reader(f)
+    for row in csv_reader:
+        csrs.append((int(row[0], 0), row[1]))
+csrs32 = []
+with open("csrs32.csv") as f:
+    csv_reader = csv.reader(f)
+    for row in csv_reader:
+        csrs32.append((int(row[0], 0), row[1]))
 arg_lut = {}
-arg_lut['rd'] = (11, 7)
-arg_lut['rt'] = (19, 15)  # source+dest register address. Overlaps rs1.
-arg_lut['rs1'] = (19, 15)
-arg_lut['rs2'] = (24, 20)
-arg_lut['rs3'] = (31, 27)
-arg_lut['aqrl'] = (26, 25)
-arg_lut['aq'] = (26, 26)
-arg_lut['rl'] = (25, 25)
-arg_lut['fm'] = (31, 28)
-arg_lut['pred'] = (27, 24)
-arg_lut['succ'] = (23, 20)
-arg_lut['rm'] = (14, 12)
-arg_lut['funct3'] = (14, 12)
-arg_lut['funct2'] = (26, 25)
-arg_lut['imm20'] = (31, 12)
-arg_lut['jimm20'] = (31, 12)
-arg_lut['imm12'] = (31, 20)
-arg_lut['csr'] = (31, 20)
-arg_lut['imm12hi'] = (31, 25)
-arg_lut['bimm12hi'] = (31, 25)
-arg_lut['imm12lo'] = (11, 7)
-arg_lut['bimm12lo'] = (11, 7)
-arg_lut['zimm'] = (19, 15)
-arg_lut['shamtq'] = (26, 20)
-arg_lut['shamtw'] = (24, 20)
-arg_lut['shamtw4'] = (23, 20)
-arg_lut['shamtd'] = (25, 20)
-arg_lut['bs'] = (31, 30)  # byte select for RV32K AES
-arg_lut['rnum'] = (23, 20)  # round constant for RV64 AES
-arg_lut['rc'] = (29, 25)
-arg_lut['imm2'] = (21, 20)
-arg_lut['imm3'] = (22, 20)
-arg_lut['imm4'] = (23, 20)
-arg_lut['imm5'] = (24, 20)
-arg_lut['imm6'] = (25, 20)
-arg_lut['opcode'] = (6,0)
-arg_lut['funct7'] = (31,25)
-
-# for vectors
-arg_lut['vd'] = (11, 7)
-arg_lut['vs3'] = (11, 7)
-arg_lut['vs1'] = (19, 15)
-arg_lut['vs2'] = (24, 20)
-arg_lut['vm'] = (25, 25)
-arg_lut['wd'] = (26, 26)
-arg_lut['amoop'] = (31, 27)
-arg_lut['nf'] = (31, 29)
-arg_lut['simm5'] = (19, 15)
-arg_lut['zimm5'] = (19, 15)
-arg_lut['zimm10'] = (29, 20)
-arg_lut['zimm11'] = (30, 20)
-arg_lut['zimm6hi'] = (26, 26)
-arg_lut['zimm6lo'] = (19, 15)
-
-
-#compressed immediates and fields
-arg_lut['c_nzuimm10'] = (12,5)
-arg_lut['c_uimm7lo'] = (6,5)
-arg_lut['c_uimm7hi'] = (12,10)
-arg_lut['c_uimm8lo'] = (6,5)
-arg_lut['c_uimm8hi'] = (12,10)
-arg_lut['c_uimm9lo'] = (6,5)
-arg_lut['c_uimm9hi'] = (12,10)
-arg_lut['c_nzimm6lo'] = (6,2)
-arg_lut['c_nzimm6hi'] = (12,12)
-arg_lut['c_imm6lo'] = (6,2)
-arg_lut['c_imm6hi'] = (12,12)
-arg_lut['c_nzimm10hi'] = (12,12)
-arg_lut['c_nzimm10lo'] = (6,2)
-arg_lut['c_nzimm18hi'] = (12,12)
-arg_lut['c_nzimm18lo'] = (6,2)
-arg_lut['c_imm12'] = (12,2)
-arg_lut['c_bimm9lo'] = (6,2)
-arg_lut['c_bimm9hi'] = (12,10)
-arg_lut['c_nzuimm5'] = (6,2)
-arg_lut['c_nzuimm6lo'] = (6,2)
-arg_lut['c_nzuimm6hi'] = (12, 12)
-arg_lut['c_uimm8splo'] = (6,2)
-arg_lut['c_uimm8sphi'] = (12, 12)
-arg_lut['c_uimm8sp_s'] = (12,7)
-arg_lut['c_uimm10splo'] = (6,2)
-arg_lut['c_uimm10sphi'] = (12, 12)
-arg_lut['c_uimm9splo'] = (6,2)
-arg_lut['c_uimm9sphi'] = (12, 12)
-arg_lut['c_uimm10sp_s'] = (12,7)
-arg_lut['c_uimm9sp_s'] = (12,7)
-arg_lut['c_uimm2'] = (6, 5)
-arg_lut['c_uimm1'] = (5, 5)
-arg_lut['c_rlist'] = (7, 4)
-arg_lut['c_spimm'] = (3, 2)
-arg_lut['c_index'] = (9, 2)
-
-arg_lut['rs1_p'] = (9,7)
-arg_lut['rs2_p'] = (4,2)
-arg_lut['rd_p'] = (4,2)
-arg_lut['rd_rs1_n0'] = (11,7)
-arg_lut['rd_rs1_p'] = (9,7)
-arg_lut['rd_rs1'] = (11,7)
-arg_lut['rd_n2'] = (11,7)
-arg_lut['rd_n0'] = (11,7)
-arg_lut['rs1_n0'] = (11,7)
-arg_lut['c_rs2_n0'] = (6,2)
-arg_lut['c_rs1_n0'] = (11,7)
-arg_lut['c_rs2'] = (6,2)
-arg_lut['c_sreg1'] = (9,7)
-arg_lut['c_sreg2'] = (4,2)
+with open("arg_lut.csv") as f:
+    csv_reader = csv.reader(f)
+    for row in csv_reader:
+        k = row[0]
+        v = (int(row[1]), int(row[2]))
+        arg_lut[k] = v
 
 # dictionary containing the mapping of the argument to the what the fields in
 # the latex table should be
diff --git a/csrs.csv b/csrs.csv
new file mode 100644
index 00000000..fa6d98d1
--- /dev/null
+++ b/csrs.csv
@@ -0,0 +1,322 @@
+0x001, "fflags"
+0x002, "frm"
+0x003, "fcsr"
+0x008, "vstart"
+0x009, "vxsat"
+0x00A, "vxrm"
+0x00F, "vcsr"
+0x015, "seed"
+0x017, "jvt"
+0xC00, "cycle"
+0xC01, "time"
+0xC02, "instret"
+0xC03, "hpmcounter3"
+0xC04, "hpmcounter4"
+0xC05, "hpmcounter5"
+0xC06, "hpmcounter6"
+0xC07, "hpmcounter7"
+0xC08, "hpmcounter8"
+0xC09, "hpmcounter9"
+0xC0A, "hpmcounter10"
+0xC0B, "hpmcounter11"
+0xC0C, "hpmcounter12"
+0xC0D, "hpmcounter13"
+0xC0E, "hpmcounter14"
+0xC0F, "hpmcounter15"
+0xC10, "hpmcounter16"
+0xC11, "hpmcounter17"
+0xC12, "hpmcounter18"
+0xC13, "hpmcounter19"
+0xC14, "hpmcounter20"
+0xC15, "hpmcounter21"
+0xC16, "hpmcounter22"
+0xC17, "hpmcounter23"
+0xC18, "hpmcounter24"
+0xC19, "hpmcounter25"
+0xC1A, "hpmcounter26"
+0xC1B, "hpmcounter27"
+0xC1C, "hpmcounter28"
+0xC1D, "hpmcounter29"
+0xC1E, "hpmcounter30"
+0xC1F, "hpmcounter31"
+0xC20, "vl"
+0xC21, "vtype"
+0xC22, "vlenb"
+0x100, "sstatus"
+0x102, "sedeleg"
+0x103, "sideleg"
+0x104, "sie"
+0x105, "stvec"
+0x106, "scounteren"
+0x10A, "senvcfg"
+0x10C, "sstateen0"
+0x10D, "sstateen1"
+0x10E, "sstateen2"
+0x10F, "sstateen3"
+0x120, "scountinhibit"
+0x140, "sscratch"
+0x141, "sepc"
+0x142, "scause"
+0x143, "stval"
+0x144, "sip"
+0x14D, "stimecmp"
+0x150, "siselect"
+0x151, "sireg"
+0x152, "sireg2"
+0x153, "sireg3"
+0x155, "sireg4"
+0x156, "sireg5"
+0x157, "sireg6"
+0x15C, "stopei"
+0x180, "satp"
+0x5A8, "scontext"
+0x200, "vsstatus"
+0x204, "vsie"
+0x205, "vstvec"
+0x240, "vsscratch"
+0x241, "vsepc"
+0x242, "vscause"
+0x243, "vstval"
+0x244, "vsip"
+0x24D, "vstimecmp"
+0x250, "vsiselect"
+0x251, "vsireg"
+0x252, "vsireg2"
+0x253, "vsireg3"
+0x255, "vsireg4"
+0x256, "vsireg5"
+0x257, "vsireg6"
+0x25C, "vstopei"
+0x280, "vsatp"
+0x600, "hstatus"
+0x602, "hedeleg"
+0x603, "hideleg"
+0x604, "hie"
+0x605, "htimedelta"
+0x606, "hcounteren"
+0x607, "hgeie"
+0x608, "hvien"
+0x609, "hvictl"
+0x60A, "henvcfg"
+0x60C, "hstateen0"
+0x60D, "hstateen1"
+0x60E, "hstateen2"
+0x60F, "hstateen3"
+0x643, "htval"
+0x644, "hip"
+0x645, "hvip"
+0x646, "hviprio1"
+0x647, "hviprio2"
+0x64A, "htinst"
+0x680, "hgatp"
+0x6A8, "hcontext"
+0xE12, "hgeip"
+0xEB0, "vstopi"
+0xDA0, "scountovf"
+0xDB0, "stopi"
+0x007, "utvt"
+0x045, "unxti"
+0x046, "uintstatus"
+0x048, "uscratchcsw"
+0x049, "uscratchcswl"
+0x107, "stvt"
+0x145, "snxti"
+0x146, "sintstatus"
+0x148, "sscratchcsw"
+0x149, "sscratchcswl"
+0x307, "mtvt"
+0x345, "mnxti"
+0x346, "mintstatus"
+0x348, "mscratchcsw"
+0x349, "mscratchcswl"
+0x300, "mstatus"
+0x301, "misa"
+0x302, "medeleg"
+0x303, "mideleg"
+0x304, "mie"
+0x305, "mtvec"
+0x306, "mcounteren"
+0x308, "mvien"
+0x309, "mvip"
+0x30a, "menvcfg"
+0x30C, "mstateen0"
+0x30D, "mstateen1"
+0x30E, "mstateen2"
+0x30F, "mstateen3"
+0x320, "mcountinhibit"
+0x340, "mscratch"
+0x341, "mepc"
+0x342, "mcause"
+0x343, "mtval"
+0x344, "mip"
+0x34a, "mtinst"
+0x34b, "mtval2"
+0x350, "miselect"
+0x351, "mireg"
+0x352, "mireg2"
+0x353, "mireg3"
+0x355, "mireg4"
+0x356, "mireg5"
+0x357, "mireg6"
+0x35c, "mtopei"
+0x3a0, "pmpcfg0"
+0x3a1, "pmpcfg1"
+0x3a2, "pmpcfg2"
+0x3a3, "pmpcfg3"
+0x3a4, "pmpcfg4"
+0x3a5, "pmpcfg5"
+0x3a6, "pmpcfg6"
+0x3a7, "pmpcfg7"
+0x3a8, "pmpcfg8"
+0x3a9, "pmpcfg9"
+0x3aa, "pmpcfg10"
+0x3ab, "pmpcfg11"
+0x3ac, "pmpcfg12"
+0x3ad, "pmpcfg13"
+0x3ae, "pmpcfg14"
+0x3af, "pmpcfg15"
+0x3b0, "pmpaddr0"
+0x3b1, "pmpaddr1"
+0x3b2, "pmpaddr2"
+0x3b3, "pmpaddr3"
+0x3b4, "pmpaddr4"
+0x3b5, "pmpaddr5"
+0x3b6, "pmpaddr6"
+0x3b7, "pmpaddr7"
+0x3b8, "pmpaddr8"
+0x3b9, "pmpaddr9"
+0x3ba, "pmpaddr10"
+0x3bb, "pmpaddr11"
+0x3bc, "pmpaddr12"
+0x3bd, "pmpaddr13"
+0x3be, "pmpaddr14"
+0x3bf, "pmpaddr15"
+0x3c0, "pmpaddr16"
+0x3c1, "pmpaddr17"
+0x3c2, "pmpaddr18"
+0x3c3, "pmpaddr19"
+0x3c4, "pmpaddr20"
+0x3c5, "pmpaddr21"
+0x3c6, "pmpaddr22"
+0x3c7, "pmpaddr23"
+0x3c8, "pmpaddr24"
+0x3c9, "pmpaddr25"
+0x3ca, "pmpaddr26"
+0x3cb, "pmpaddr27"
+0x3cc, "pmpaddr28"
+0x3cd, "pmpaddr29"
+0x3ce, "pmpaddr30"
+0x3cf, "pmpaddr31"
+0x3d0, "pmpaddr32"
+0x3d1, "pmpaddr33"
+0x3d2, "pmpaddr34"
+0x3d3, "pmpaddr35"
+0x3d4, "pmpaddr36"
+0x3d5, "pmpaddr37"
+0x3d6, "pmpaddr38"
+0x3d7, "pmpaddr39"
+0x3d8, "pmpaddr40"
+0x3d9, "pmpaddr41"
+0x3da, "pmpaddr42"
+0x3db, "pmpaddr43"
+0x3dc, "pmpaddr44"
+0x3dd, "pmpaddr45"
+0x3de, "pmpaddr46"
+0x3df, "pmpaddr47"
+0x3e0, "pmpaddr48"
+0x3e1, "pmpaddr49"
+0x3e2, "pmpaddr50"
+0x3e3, "pmpaddr51"
+0x3e4, "pmpaddr52"
+0x3e5, "pmpaddr53"
+0x3e6, "pmpaddr54"
+0x3e7, "pmpaddr55"
+0x3e8, "pmpaddr56"
+0x3e9, "pmpaddr57"
+0x3ea, "pmpaddr58"
+0x3eb, "pmpaddr59"
+0x3ec, "pmpaddr60"
+0x3ed, "pmpaddr61"
+0x3ee, "pmpaddr62"
+0x3ef, "pmpaddr63"
+0x747, "mseccfg"
+0x7a0, "tselect"
+0x7a1, "tdata1"
+0x7a2, "tdata2"
+0x7a3, "tdata3"
+0x7a4, "tinfo"
+0x7a5, "tcontrol"
+0x7a8, "mcontext"
+0x7aa, "mscontext"
+0x7b0, "dcsr"
+0x7b1, "dpc"
+0x7b2, "dscratch0"
+0x7b3, "dscratch1"
+0xB00, "mcycle"
+0xB02, "minstret"
+0xB03, "mhpmcounter3"
+0xB04, "mhpmcounter4"
+0xB05, "mhpmcounter5"
+0xB06, "mhpmcounter6"
+0xB07, "mhpmcounter7"
+0xB08, "mhpmcounter8"
+0xB09, "mhpmcounter9"
+0xB0A, "mhpmcounter10"
+0xB0B, "mhpmcounter11"
+0xB0C, "mhpmcounter12"
+0xB0D, "mhpmcounter13"
+0xB0E, "mhpmcounter14"
+0xB0F, "mhpmcounter15"
+0xB10, "mhpmcounter16"
+0xB11, "mhpmcounter17"
+0xB12, "mhpmcounter18"
+0xB13, "mhpmcounter19"
+0xB14, "mhpmcounter20"
+0xB15, "mhpmcounter21"
+0xB16, "mhpmcounter22"
+0xB17, "mhpmcounter23"
+0xB18, "mhpmcounter24"
+0xB19, "mhpmcounter25"
+0xB1A, "mhpmcounter26"
+0xB1B, "mhpmcounter27"
+0xB1C, "mhpmcounter28"
+0xB1D, "mhpmcounter29"
+0xB1E, "mhpmcounter30"
+0xB1F, "mhpmcounter31"
+0x321, "mcyclecfg"
+0x322, "minstretcfg"
+0x323, "mhpmevent3"
+0x324, "mhpmevent4"
+0x325, "mhpmevent5"
+0x326, "mhpmevent6"
+0x327, "mhpmevent7"
+0x328, "mhpmevent8"
+0x329, "mhpmevent9"
+0x32A, "mhpmevent10"
+0x32B, "mhpmevent11"
+0x32C, "mhpmevent12"
+0x32D, "mhpmevent13"
+0x32E, "mhpmevent14"
+0x32F, "mhpmevent15"
+0x330, "mhpmevent16"
+0x331, "mhpmevent17"
+0x332, "mhpmevent18"
+0x333, "mhpmevent19"
+0x334, "mhpmevent20"
+0x335, "mhpmevent21"
+0x336, "mhpmevent22"
+0x337, "mhpmevent23"
+0x338, "mhpmevent24"
+0x339, "mhpmevent25"
+0x33A, "mhpmevent26"
+0x33B, "mhpmevent27"
+0x33C, "mhpmevent28"
+0x33D, "mhpmevent29"
+0x33E, "mhpmevent30"
+0x33F, "mhpmevent31"
+0xF11, "mvendorid"
+0xF12, "marchid"
+0xF13, "mimpid"
+0xF14, "mhartid"
+0xF15, "mconfigptr"
+0xFB0, "mtopi"
diff --git a/csrs32.csv b/csrs32.csv
new file mode 100644
index 00000000..dc8767f3
--- /dev/null
+++ b/csrs32.csv
@@ -0,0 +1,127 @@
+0x114, 'sieh'
+0x154, 'siph'
+0x15D, 'stimecmph'
+0x214, 'vsieh'
+0x254, 'vsiph'
+0x25D, 'vstimecmph'
+0x615, 'htimedeltah'
+0x613, 'hidelegh'
+0x618, 'hvienh'
+0x61A, 'henvcfgh'
+0x655, 'hviph'
+0x656, 'hviprio1h'
+0x657, 'hviprio2h'
+0x61C, 'hstateen0h'
+0x61D, 'hstateen1h'
+0x61E, 'hstateen2h'
+0x61F, 'hstateen3h'
+0xC80, 'cycleh'
+0xC81, 'timeh'
+0xC82, 'instreth'
+0xC83, 'hpmcounter3h'
+0xC84, 'hpmcounter4h'
+0xC85, 'hpmcounter5h'
+0xC86, 'hpmcounter6h'
+0xC87, 'hpmcounter7h'
+0xC88, 'hpmcounter8h'
+0xC89, 'hpmcounter9h'
+0xC8A, 'hpmcounter10h'
+0xC8B, 'hpmcounter11h'
+0xC8C, 'hpmcounter12h'
+0xC8D, 'hpmcounter13h'
+0xC8E, 'hpmcounter14h'
+0xC8F, 'hpmcounter15h'
+0xC90, 'hpmcounter16h'
+0xC91, 'hpmcounter17h'
+0xC92, 'hpmcounter18h'
+0xC93, 'hpmcounter19h'
+0xC94, 'hpmcounter20h'
+0xC95, 'hpmcounter21h'
+0xC96, 'hpmcounter22h'
+0xC97, 'hpmcounter23h'
+0xC98, 'hpmcounter24h'
+0xC99, 'hpmcounter25h'
+0xC9A, 'hpmcounter26h'
+0xC9B, 'hpmcounter27h'
+0xC9C, 'hpmcounter28h'
+0xC9D, 'hpmcounter29h'
+0xC9E, 'hpmcounter30h'
+0xC9F, 'hpmcounter31h'
+0x310, 'mstatush'
+0x313, 'midelegh'
+0x314, 'mieh'
+0x318, 'mvienh'
+0x319, 'mviph'
+0x31A, 'menvcfgh'
+0x31C, 'mstateen0h'
+0x31D, 'mstateen1h'
+0x31E, 'mstateen2h'
+0x31F, 'mstateen3h'
+0x354, 'miph'
+0x721, 'mcyclecfgh'
+0x722, 'minstretcfgh'
+0x723, 'mhpmevent3h'
+0x724, 'mhpmevent4h'
+0x725, 'mhpmevent5h'
+0x726, 'mhpmevent6h'
+0x727, 'mhpmevent7h'
+0x728, 'mhpmevent8h'
+0x729, 'mhpmevent9h'
+0x72A, 'mhpmevent10h'
+0x72B, 'mhpmevent11h'
+0x72C, 'mhpmevent12h'
+0x72D, 'mhpmevent13h'
+0x72E, 'mhpmevent14h'
+0x72F, 'mhpmevent15h'
+0x730, 'mhpmevent16h'
+0x731, 'mhpmevent17h'
+0x732, 'mhpmevent18h'
+0x733, 'mhpmevent19h'
+0x734, 'mhpmevent20h'
+0x735, 'mhpmevent21h'
+0x736, 'mhpmevent22h'
+0x737, 'mhpmevent23h'
+0x738, 'mhpmevent24h'
+0x739, 'mhpmevent25h'
+0x73A, 'mhpmevent26h'
+0x73B, 'mhpmevent27h'
+0x73C, 'mhpmevent28h'
+0x73D, 'mhpmevent29h'
+0x73E, 'mhpmevent30h'
+0x73F, 'mhpmevent31h'
+0x740, 'mnscratch'
+0x741, 'mnepc'
+0x742, 'mncause'
+0x744, 'mnstatus'
+0x757, 'mseccfgh'
+0xB80, 'mcycleh'
+0xB82, 'minstreth'
+0xB83, 'mhpmcounter3h'
+0xB84, 'mhpmcounter4h'
+0xB85, 'mhpmcounter5h'
+0xB86, 'mhpmcounter6h'
+0xB87, 'mhpmcounter7h'
+0xB88, 'mhpmcounter8h'
+0xB89, 'mhpmcounter9h'
+0xB8A, 'mhpmcounter10h'
+0xB8B, 'mhpmcounter11h'
+0xB8C, 'mhpmcounter12h'
+0xB8D, 'mhpmcounter13h'
+0xB8E, 'mhpmcounter14h'
+0xB8F, 'mhpmcounter15h'
+0xB90, 'mhpmcounter16h'
+0xB91, 'mhpmcounter17h'
+0xB92, 'mhpmcounter18h'
+0xB93, 'mhpmcounter19h'
+0xB94, 'mhpmcounter20h'
+0xB95, 'mhpmcounter21h'
+0xB96, 'mhpmcounter22h'
+0xB97, 'mhpmcounter23h'
+0xB98, 'mhpmcounter24h'
+0xB99, 'mhpmcounter25h'
+0xB9A, 'mhpmcounter26h'
+0xB9B, 'mhpmcounter27h'
+0xB9C, 'mhpmcounter28h'
+0xB9D, 'mhpmcounter29h'
+0xB9E, 'mhpmcounter30h'
+0xB9F, 'mhpmcounter31h'