# Runtime PR Series for VM-owned Builtins and Intrinsics This directory contains proposed pull requests for implementing VM-owned builtin types and intrinsic execution in the runtime. The series is designed so that the frontend model described in: - [6. VM-owned vs Host-backed](/Users/niltonconstantino/personal/workspace.personal/intrepid/prometeu/studio/docs/specs/pbs/6.%20VM-owned%20vs%20Host-backed.md) - [6.1. Intrinsics and Builtin Types Specification](/Users/niltonconstantino/personal/workspace.personal/intrepid/prometeu/studio/docs/specs/pbs/6.1.%20Intrinsics%20and%20Builtin%20Types%20Specification.md) - [PBS Intrinsics and Builtin Types Agenda](/Users/niltonconstantino/personal/workspace.personal/intrepid/prometeu/studio/docs/agendas/PBS%20Intrinsics%20and%20Builtin%20Types%20Agenda.md) can lower cleanly into the runtime without reusing the host syscall pipeline. Recommended order: 1. [PR-001 Runtime Builtin Registry and Intrinsic Metadata](/Users/niltonconstantino/personal/workspace.personal/intrepid/prometeu/studio/docs/pull-requests/PR-001-runtime-builtin-registry-and-intrinsic-metadata.md) 2. [PR-002 Runtime INTRINSIC Opcode, Verification, and Dispatch](/Users/niltonconstantino/personal/workspace.personal/intrepid/prometeu/studio/docs/pull-requests/PR-002-runtime-intrinsic-opcode-verification-and-dispatch.md) 3. [PR-003 Runtime First Builtins: Color, Vec2, Pixel](/Users/niltonconstantino/personal/workspace.personal/intrepid/prometeu/studio/docs/pull-requests/PR-003-runtime-first-builtins-color-vec2-pixel.md)