(_, NativeDirectCall) -> getRegsWithoutNode
([_], NativeReturn) -> allRegs
(_, NativeReturn) -> getRegsWithNode
- (_, GC) -> getRegsWithNode
+ -- GC calling convention *must* put values in registers
+ (_, GC) -> allRegs
(_, PrimOpCall) -> allRegs
([_], PrimOpReturn) -> allRegs
(_, PrimOpReturn) -> getRegsWithNode
(reg_assts, stk_args) = assign_regs [] reps regs
stk_args' = case conv of NativeReturn -> part
PrimOpReturn -> part
+ GC | length stk_args /= 0 -> panic "Failed to allocate registers for GC call"
_ -> stk_args
where part = uncurry (++)
(L.partition (not . isGcPtrType . arg_ty) stk_args)