Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Include rs1 values in Go instruction opcodes. #254

Merged
merged 1 commit into from
Jun 27, 2024
Merged

Include rs1 values in Go instruction opcodes. #254

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 3 additions & 1 deletion parse.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -941,6 +941,7 @@ def make_go(instr_dict):
type inst struct {
opcode uint32
funct3 uint32
rs1 uint32
rs2 uint32
csr int64
funct7 uint32
Expand All @@ -960,11 +961,12 @@ def make_go(instr_dict):
enc_match = int(instr_dict[i]['match'],0)
opcode = (enc_match >> 0) & ((1<<7)-1)
funct3 = (enc_match >> 12) & ((1<<3)-1)
rs1 = (enc_match >> 15) & ((1<<5)-1)
rs2 = (enc_match >> 20) & ((1<<5)-1)
csr = (enc_match >> 20) & ((1<<12)-1)
funct7 = (enc_match >> 25) & ((1<<7)-1)
instr_str += f''' case A{i.upper().replace("_","")}:
return &inst{{ {hex(opcode)}, {hex(funct3)}, {hex(rs2)}, {signed(csr,12)}, {hex(funct7)} }}
return &inst{{ {hex(opcode)}, {hex(funct3)}, {hex(rs1)}, {hex(rs2)}, {signed(csr,12)}, {hex(funct7)} }}
'''

with open('inst.go','w') as file:
Expand Down
Loading