feat: indie status page MVP -- FastAPI + SQLite

- 8 DB models (services, incidents, monitors, subscribers, etc.)
- Full CRUD API for services, incidents, monitors
- Public status page with live data
- Incident detail page with timeline
- API key authentication
- Uptime monitoring scheduler
- 13 tests passing
- TECHNICAL_DESIGN.md with full spec

venv/lib/python3.11/site-packages/mypyc/lower/int_ops.py

@@ -0,0 +1,113 @@
+"""Convert tagged int primitive ops to lower-level ops."""
+
+from __future__ import annotations
+
+from typing import NamedTuple
+
+from mypyc.ir.ops import Assign, BasicBlock, Branch, ComparisonOp, Register, Value
+from mypyc.ir.rtypes import bool_rprimitive, is_short_int_rprimitive
+from mypyc.irbuild.ll_builder import LowLevelIRBuilder
+from mypyc.lower.registry import lower_primitive_op
+from mypyc.primitives.int_ops import int_equal_, int_less_than_
+from mypyc.primitives.registry import CFunctionDescription
+
+
+# Description for building int comparison ops
+#
+# Fields:
+#   binary_op_variant: identify which IntOp to use when operands are short integers
+#   c_func_description: the C function to call when operands are tagged integers
+#   c_func_negated: whether to negate the C function call's result
+#   c_func_swap_operands: whether to swap lhs and rhs when call the function
+class IntComparisonOpDescription(NamedTuple):
+    binary_op_variant: int
+    c_func_description: CFunctionDescription
+    c_func_negated: bool
+    c_func_swap_operands: bool
+
+
+# Provide mapping from textual op to short int's op variant and boxed int's description.
+# Note that these are not complete implementations and require extra IR.
+int_comparison_op_mapping: dict[str, IntComparisonOpDescription] = {
+    "==": IntComparisonOpDescription(ComparisonOp.EQ, int_equal_, False, False),
+    "!=": IntComparisonOpDescription(ComparisonOp.NEQ, int_equal_, True, False),
+    "<": IntComparisonOpDescription(ComparisonOp.SLT, int_less_than_, False, False),
+    "<=": IntComparisonOpDescription(ComparisonOp.SLE, int_less_than_, True, True),
+    ">": IntComparisonOpDescription(ComparisonOp.SGT, int_less_than_, False, True),
+    ">=": IntComparisonOpDescription(ComparisonOp.SGE, int_less_than_, True, False),
+}
+
+
+def compare_tagged(self: LowLevelIRBuilder, lhs: Value, rhs: Value, op: str, line: int) -> Value:
+    """Compare two tagged integers using given operator (value context)."""
+    # generate fast binary logic ops on short ints
+    if (is_short_int_rprimitive(lhs.type) or is_short_int_rprimitive(rhs.type)) and op in (
+        "==",
+        "!=",
+    ):
+        quick = True
+    else:
+        quick = is_short_int_rprimitive(lhs.type) and is_short_int_rprimitive(rhs.type)
+    if quick:
+        return self.comparison_op(lhs, rhs, int_comparison_op_mapping[op][0], line)
+    op_type, c_func_desc, negate_result, swap_op = int_comparison_op_mapping[op]
+    result = Register(bool_rprimitive)
+    short_int_block, int_block, out = BasicBlock(), BasicBlock(), BasicBlock()
+    check_lhs = self.check_tagged_short_int(lhs, line, negated=True)
+    if op in ("==", "!="):
+        self.add(Branch(check_lhs, int_block, short_int_block, Branch.BOOL))
+    else:
+        # for non-equality logical ops (less/greater than, etc.), need to check both sides
+        short_lhs = BasicBlock()
+        self.add(Branch(check_lhs, int_block, short_lhs, Branch.BOOL))
+        self.activate_block(short_lhs)
+        check_rhs = self.check_tagged_short_int(rhs, line, negated=True)
+        self.add(Branch(check_rhs, int_block, short_int_block, Branch.BOOL))
+    self.activate_block(int_block)
+    if swap_op:
+        args = [rhs, lhs]
+    else:
+        args = [lhs, rhs]
+    call = self.call_c(c_func_desc, args, line)
+    if negate_result:
+        # TODO: introduce UnaryIntOp?
+        call_result = self.unary_op(call, "not", line)
+    else:
+        call_result = call
+    self.add(Assign(result, call_result, line))
+    self.goto(out)
+    self.activate_block(short_int_block)
+    eq = self.comparison_op(lhs, rhs, op_type, line)
+    self.add(Assign(result, eq, line))
+    self.goto_and_activate(out)
+    return result
+
+
+@lower_primitive_op("int_eq")
+def lower_int_eq(builder: LowLevelIRBuilder, args: list[Value], line: int) -> Value:
+    return compare_tagged(builder, args[0], args[1], "==", line)
+
+
+@lower_primitive_op("int_ne")
+def lower_int_ne(builder: LowLevelIRBuilder, args: list[Value], line: int) -> Value:
+    return compare_tagged(builder, args[0], args[1], "!=", line)
+
+
+@lower_primitive_op("int_lt")
+def lower_int_lt(builder: LowLevelIRBuilder, args: list[Value], line: int) -> Value:
+    return compare_tagged(builder, args[0], args[1], "<", line)
+
+
+@lower_primitive_op("int_le")
+def lower_int_le(builder: LowLevelIRBuilder, args: list[Value], line: int) -> Value:
+    return compare_tagged(builder, args[0], args[1], "<=", line)
+
+
+@lower_primitive_op("int_gt")
+def lower_int_gt(builder: LowLevelIRBuilder, args: list[Value], line: int) -> Value:
+    return compare_tagged(builder, args[0], args[1], ">", line)
+
+
+@lower_primitive_op("int_ge")
+def lower_int_ge(builder: LowLevelIRBuilder, args: list[Value], line: int) -> Value:
+    return compare_tagged(builder, args[0], args[1], ">=", line)