feat(avm)!: enable amm check circuit

Author: IlyasRidhuan

barretenberg/cpp/pil/vm2/context.pil

@@ -126,7 +126,7 @@ namespace execution;
 
     // The initial next_context_id = 2, in row = 1
     #[INCR_NEXT_CONTEXT_ID]
-    NOT_LAST_EXEC * (next_context_id' - (next_context_id + sel_enter_call)) = 0;
+    NOT_LAST_EXEC * (next_context_id' - (next_context_id + sel_enter_call + enqueued_call_start')) = 0;
 
     // nested_exit_call = 1 ==> context_id' = parent_id
     // sel_enter_call   = 1 ==> context_id' = next_context_id

barretenberg/cpp/pil/vm2/opcodes/internal_call.pil

@@ -17,7 +17,9 @@ namespace execution;
     // When we encounter this case, the internal call information in the next row is constrained to change (incremented, unwound, etc)
     pol NEW_NEXT_CALL_ID = (sel_execute_internal_call + sel_execute_internal_return) * (1 - sel_error) + sel_exit_call;
 
-    pol PROPAGATE_CALL_ID = 1 - RESET_NEXT_CALL_ID - NEW_NEXT_CALL_ID;
+    // This is an XOR
+    pol RESET_OR_NEW_NEXT_CALL_ID = (RESET_NEXT_CALL_ID + NEW_NEXT_CALL_ID) - (RESET_NEXT_CALL_ID * NEW_NEXT_CALL_ID);
+    pol PROPAGATE_CALL_ID = 1 - RESET_OR_NEW_NEXT_CALL_ID;
 
     // =============================
     // === Internal Call Pointer ===
@@ -55,9 +57,8 @@ namespace execution;
     #[NEXT_CALL_ID_STARTS_TWO]
     RESET_NEXT_CALL_ID * (next_internal_call_id' - 2) = 0;
     // If we encounter a sel_execute_internal_call, we increment the next next_internal_call_id, unless we are changing context
-    pol CONTEXT_CHANGE = (RESET_NEXT_CALL_ID + sel_exit_call) - (RESET_NEXT_CALL_ID * sel_exit_call) ;
     #[INCR_NEXT_INT_CALL_ID]
-    NOT_LAST_EXEC * (1 - CONTEXT_CHANGE) * (next_internal_call_id' - (next_internal_call_id + sel_execute_internal_call)) = 0;
+    NOT_LAST_EXEC * (1 - RESET_OR_NEW_NEXT_CALL_ID) * (next_internal_call_id' - (next_internal_call_id + sel_execute_internal_call)) = 0;
 
     // =============================
     // === Error Handling ====

barretenberg/cpp/src/barretenberg/vm2/generated/relations/context_impl.hpp

@@ -92,7 +92,8 @@ void contextImpl<FF_>::accumulate(ContainerOverSubrelations& evals,
         using Accumulator = typename std::tuple_element_t<7, ContainerOverSubrelations>;
         auto tmp =
             execution_NOT_LAST_EXEC * (in.get(C::execution_next_context_id_shift) -
-                                       (in.get(C::execution_next_context_id) + in.get(C::execution_sel_enter_call)));
+                                       (in.get(C::execution_next_context_id) + in.get(C::execution_sel_enter_call) +
+                                        in.get(C::execution_enqueued_call_start_shift)));
         tmp *= scaling_factor;
         std::get<7>(evals) += typename Accumulator::View(tmp);
     }

barretenberg/cpp/src/barretenberg/vm2/generated/relations/internal_call.hpp

@@ -14,7 +14,7 @@ template <typename FF_> class internal_callImpl {
   public:
     using FF = FF_;
 
-    static constexpr std::array<size_t, 10> SUBRELATION_PARTIAL_LENGTHS = { 3, 3, 3, 6, 3, 3, 6, 3, 6, 5 };
+    static constexpr std::array<size_t, 10> SUBRELATION_PARTIAL_LENGTHS = { 3, 3, 3, 7, 3, 3, 7, 3, 7, 5 };
 
     template <typename AllEntities> inline static bool skip(const AllEntities& in)
     {

barretenberg/cpp/src/barretenberg/vm2/generated/relations/internal_call_impl.hpp

@@ -23,9 +23,9 @@ void internal_callImpl<FF_>::accumulate(ContainerOverSubrelations& evals,
         (in.get(C::execution_sel_execute_internal_call) + in.get(C::execution_sel_execute_internal_return)) *
             (FF(1) - in.get(C::execution_sel_error)) +
         in.get(C::execution_sel_exit_call);
-    const auto execution_PROPAGATE_CALL_ID = ((FF(1) - execution_RESET_NEXT_CALL_ID) - execution_NEW_NEXT_CALL_ID);
-    const auto execution_CONTEXT_CHANGE = ((execution_RESET_NEXT_CALL_ID + in.get(C::execution_sel_exit_call)) -
-                                           execution_RESET_NEXT_CALL_ID * in.get(C::execution_sel_exit_call));
+    const auto execution_RESET_OR_NEW_NEXT_CALL_ID = ((execution_RESET_NEXT_CALL_ID + execution_NEW_NEXT_CALL_ID) -
+                                                      execution_RESET_NEXT_CALL_ID * execution_NEW_NEXT_CALL_ID);
+    const auto execution_PROPAGATE_CALL_ID = (FF(1) - execution_RESET_OR_NEW_NEXT_CALL_ID);
 
     { // CALL_ID_STARTS_ONE
         using Accumulator = typename std::tuple_element_t<0, ContainerOverSubrelations>;
@@ -82,7 +82,7 @@ void internal_callImpl<FF_>::accumulate(ContainerOverSubrelations& evals,
     }
     { // INCR_NEXT_INT_CALL_ID
         using Accumulator = typename std::tuple_element_t<8, ContainerOverSubrelations>;
-        auto tmp = execution_NOT_LAST_EXEC * (FF(1) - execution_CONTEXT_CHANGE) *
+        auto tmp = execution_NOT_LAST_EXEC * (FF(1) - execution_RESET_OR_NEW_NEXT_CALL_ID) *
                    (in.get(C::execution_next_internal_call_id_shift) -
                     (in.get(C::execution_next_internal_call_id) + in.get(C::execution_sel_execute_internal_call)));
         tmp *= scaling_factor;

yarn-project/bb-prover/src/avm_proving_tests/avm_check_circuit_amm.test.ts

@@ -9,7 +9,7 @@ import { AvmProvingTester } from './avm_proving_tester.js';
 const TIMEOUT = 300_000;
 
 // TODO: unskip when check-circuit works for AMM. Confirm that it is fast enough to run in CI.
-describe.skip('AVM proven AMM', () => {
+describe('AVM proven AMM', () => {
   const logger = createLogger('avm-proven-tests-amm');
   const metrics = new TestExecutorMetrics();
   let tester: AvmProvingTester;