Skip to content

Fix CdM-16 int and reset operand ranges in cocas #103

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

Merged
Intelix8996 merged 1 commit into from
Feb 27, 2026
Merged

Fix CdM-16 int and reset operand ranges in cocas #103

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
12 changes: 6 additions & 6 deletions cocas/assembler/targets/cdm16/target_instructions.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -335,9 +335,9 @@ def special(line: InstructionNode, temp_storage: dict, _):
arg = line.arguments[0]
if len(arg.add_terms) != 0 or len(arg.sub_terms) != 0:
raise CdmTempException('Const number expected')
if arg.const_term < 0:
raise CdmTempException('Interrupt number must be not negative')
return [InstructionBytesSegment(pack("u3u4s9", 0b100, 0, arg.const_term), line.location)]
if not 0 <= arg.const_term < 512:
raise CdmTempException('Interrupt number out of range')
return [InstructionBytesSegment(pack("u3u4u9", 0b100, 0, arg.const_term), line.location)]
elif line.mnemonic == 'reset':
if len(line.arguments) == 0:
arg = RelocatableExpressionNode(None, [], [], 0)
Expand All @@ -348,9 +348,9 @@ def special(line: InstructionNode, temp_storage: dict, _):
raise CdmTempException(f'Expected 0 or 1 arguments, found {len(line.arguments)}')
if len(arg.add_terms) != 0 or len(arg.sub_terms) != 0:
raise CdmTempException('Const number expected')
if arg.const_term < 0:
raise CdmTempException('Vector number must be not negative')
return [InstructionBytesSegment(pack("u3u4s9", 0b100, 1, arg.const_term), line.location)]
if not 0 <= arg.const_term < 512:
raise CdmTempException('Vector number out of range')
return [InstructionBytesSegment(pack("u3u4u9", 0b100, 1, arg.const_term), line.location)]
elif line.mnemonic == 'addsp':
assert_count_args(line.arguments, Union[RelocatableExpressionNode, RegisterNode])
if isinstance(line.arguments[0], RelocatableExpressionNode):
Expand Down
Loading