Implemented loads with register offsets

src/core/CallToRegister.go

@@ -0,0 +1,27 @@
+package core
+
+import (
+	"git.akyoto.dev/cli/q/src/asm"
+	"git.akyoto.dev/cli/q/src/cpu"
+	"git.akyoto.dev/cli/q/src/expression"
+	"git.akyoto.dev/cli/q/src/types"
+)
+
+// CallToRegister moves the result of a function call into the given register.
+func (f *Function) CallToRegister(node *expression.Expression, register cpu.Register) (types.Type, error) {
+	types, err := f.CompileCall(node)
+
+	if err != nil {
+		return nil, err
+	}
+
+	if register != f.CPU.Output[0] {
+		f.RegisterRegister(asm.MOVE, register, f.CPU.Output[0])
+	}
+
+	if len(types) == 0 {
+		return nil, nil
+	}
+
+	return types[0], err
+}