low.LowAllocationMode enum

← Attribute reference

Register allocation exactness mode for a low function. Absent means virtual.

Cases

Keyword	Value	Description
virtual	1	SSA values name virtual registers; allocation is still open.
assigned	2	Allocation tables assign physical registers, but rewriting may still repair copies/spills.
fixed	3	Physical register assignment is part of the low-function contract.

Used by

• low.func.decl.allocation
• low.func.def.allocation
• low.kernel.def.allocation