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GH-103082: Implementation of PEP 669: Low Impact Monitoring for CPython (GH-103083)
* The majority of the monitoring code is in instrumentation.c * The new instrumentation bytecodes are in bytecodes.c * legacy_tracing.c adapts the new API to the old sys.setrace and sys.setprofile APIs
This commit is contained in:
Mark Shannon
GitHub
parent
dce2d38cb0
commit
411b169281
44 changed files with 6029 additions and 1625 deletions
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@ -13,6 +13,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 0;
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case RESUME:
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return 0;
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case INSTRUMENTED_RESUME:
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return 0;
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case LOAD_CLOSURE:
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return 0;
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case LOAD_FAST_CHECK:
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@ -39,6 +41,12 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 0;
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case END_FOR:
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return 1+1;
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case INSTRUMENTED_END_FOR:
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return 2;
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case END_SEND:
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return 2;
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case INSTRUMENTED_END_SEND:
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return 2;
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case UNARY_NEGATIVE:
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return 1;
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case UNARY_NOT:
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@ -97,8 +105,12 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 1;
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case RETURN_VALUE:
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return 1;
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case INSTRUMENTED_RETURN_VALUE:
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return 1;
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case RETURN_CONST:
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return 0;
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case INSTRUMENTED_RETURN_CONST:
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return 0;
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case GET_AITER:
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return 1;
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case GET_ANEXT:
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@ -109,6 +121,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 2;
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case SEND_GEN:
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return 2;
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case INSTRUMENTED_YIELD_VALUE:
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return 1;
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case YIELD_VALUE:
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return 1;
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case POP_EXCEPT:
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@ -263,6 +277,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 1;
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case FOR_ITER:
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return 1;
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case INSTRUMENTED_FOR_ITER:
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return 0;
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case FOR_ITER_LIST:
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return 1;
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case FOR_ITER_TUPLE:
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@ -287,6 +303,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 1;
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case KW_NAMES:
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return 0;
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case INSTRUMENTED_CALL:
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return 0;
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case CALL:
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return oparg + 2;
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case CALL_BOUND_METHOD_EXACT_ARGS:
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@ -323,6 +341,8 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return oparg + 2;
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case CALL_NO_KW_METHOD_DESCRIPTOR_FAST:
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return oparg + 2;
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case INSTRUMENTED_CALL_FUNCTION_EX:
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return 0;
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case CALL_FUNCTION_EX:
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return ((oparg & 1) ? 1 : 0) + 3;
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case MAKE_FUNCTION:
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@ -339,10 +359,28 @@ _PyOpcode_num_popped(int opcode, int oparg, bool jump) {
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return 2;
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case SWAP:
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return (oparg-2) + 2;
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case INSTRUMENTED_LINE:
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return 0;
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case INSTRUMENTED_INSTRUCTION:
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return 0;
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case INSTRUMENTED_JUMP_FORWARD:
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return 0;
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case INSTRUMENTED_JUMP_BACKWARD:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_TRUE:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_FALSE:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_NONE:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_NOT_NONE:
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return 0;
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case EXTENDED_ARG:
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return 0;
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case CACHE:
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return 0;
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case RESERVED:
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return 0;
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default:
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return -1;
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}
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@ -359,6 +397,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 0;
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case RESUME:
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return 0;
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case INSTRUMENTED_RESUME:
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return 0;
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case LOAD_CLOSURE:
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return 1;
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case LOAD_FAST_CHECK:
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@ -385,6 +425,12 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 1;
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case END_FOR:
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return 0+0;
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case INSTRUMENTED_END_FOR:
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return 0;
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case END_SEND:
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return 1;
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case INSTRUMENTED_END_SEND:
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return 1;
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case UNARY_NEGATIVE:
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return 1;
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case UNARY_NOT:
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@ -443,8 +489,12 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 0;
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case RETURN_VALUE:
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return 0;
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case INSTRUMENTED_RETURN_VALUE:
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return 0;
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case RETURN_CONST:
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return 0;
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case INSTRUMENTED_RETURN_CONST:
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return 0;
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case GET_AITER:
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return 1;
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case GET_ANEXT:
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@ -455,6 +505,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 2;
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case SEND_GEN:
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return 1;
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case INSTRUMENTED_YIELD_VALUE:
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return 1;
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case YIELD_VALUE:
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return 1;
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case POP_EXCEPT:
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@ -609,6 +661,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 1;
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case FOR_ITER:
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return 2;
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case INSTRUMENTED_FOR_ITER:
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return 0;
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case FOR_ITER_LIST:
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return 2;
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case FOR_ITER_TUPLE:
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@ -633,6 +687,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return ((oparg & 1) ? 1 : 0) + 1;
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case KW_NAMES:
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return 0;
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case INSTRUMENTED_CALL:
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return 0;
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case CALL:
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return 1;
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case CALL_BOUND_METHOD_EXACT_ARGS:
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@ -669,6 +725,8 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 1;
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case CALL_NO_KW_METHOD_DESCRIPTOR_FAST:
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return 1;
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case INSTRUMENTED_CALL_FUNCTION_EX:
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return 0;
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case CALL_FUNCTION_EX:
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return 1;
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case MAKE_FUNCTION:
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@ -685,10 +743,28 @@ _PyOpcode_num_pushed(int opcode, int oparg, bool jump) {
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return 1;
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case SWAP:
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return (oparg-2) + 2;
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case INSTRUMENTED_LINE:
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return 0;
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case INSTRUMENTED_INSTRUCTION:
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return 0;
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case INSTRUMENTED_JUMP_FORWARD:
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return 0;
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case INSTRUMENTED_JUMP_BACKWARD:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_TRUE:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_FALSE:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_NONE:
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return 0;
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case INSTRUMENTED_POP_JUMP_IF_NOT_NONE:
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return 0;
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case EXTENDED_ARG:
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return 0;
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case CACHE:
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return 0;
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case RESERVED:
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return 0;
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default:
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return -1;
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}
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@ -707,6 +783,7 @@ extern const struct opcode_metadata _PyOpcode_opcode_metadata[256];
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const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[NOP] = { true, INSTR_FMT_IX },
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[RESUME] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_RESUME] = { true, INSTR_FMT_IB },
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[LOAD_CLOSURE] = { true, INSTR_FMT_IB },
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[LOAD_FAST_CHECK] = { true, INSTR_FMT_IB },
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[LOAD_FAST] = { true, INSTR_FMT_IB },
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@ -720,6 +797,9 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[POP_TOP] = { true, INSTR_FMT_IX },
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[PUSH_NULL] = { true, INSTR_FMT_IX },
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[END_FOR] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_END_FOR] = { true, INSTR_FMT_IX },
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[END_SEND] = { true, INSTR_FMT_IX },
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[INSTRUMENTED_END_SEND] = { true, INSTR_FMT_IX },
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[UNARY_NEGATIVE] = { true, INSTR_FMT_IX },
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[UNARY_NOT] = { true, INSTR_FMT_IX },
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[UNARY_INVERT] = { true, INSTR_FMT_IX },
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@ -749,12 +829,15 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[RAISE_VARARGS] = { true, INSTR_FMT_IB },
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[INTERPRETER_EXIT] = { true, INSTR_FMT_IX },
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[RETURN_VALUE] = { true, INSTR_FMT_IX },
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[INSTRUMENTED_RETURN_VALUE] = { true, INSTR_FMT_IX },
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[RETURN_CONST] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_RETURN_CONST] = { true, INSTR_FMT_IB },
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[GET_AITER] = { true, INSTR_FMT_IX },
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[GET_ANEXT] = { true, INSTR_FMT_IX },
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[GET_AWAITABLE] = { true, INSTR_FMT_IB },
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[SEND] = { true, INSTR_FMT_IBC },
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[SEND_GEN] = { true, INSTR_FMT_IBC },
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[INSTRUMENTED_YIELD_VALUE] = { true, INSTR_FMT_IX },
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[YIELD_VALUE] = { true, INSTR_FMT_IX },
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[POP_EXCEPT] = { true, INSTR_FMT_IX },
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[RERAISE] = { true, INSTR_FMT_IB },
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@ -832,6 +915,7 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[GET_ITER] = { true, INSTR_FMT_IX },
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[GET_YIELD_FROM_ITER] = { true, INSTR_FMT_IX },
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[FOR_ITER] = { true, INSTR_FMT_IBC },
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[INSTRUMENTED_FOR_ITER] = { true, INSTR_FMT_IB },
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[FOR_ITER_LIST] = { true, INSTR_FMT_IBC },
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[FOR_ITER_TUPLE] = { true, INSTR_FMT_IBC },
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[FOR_ITER_RANGE] = { true, INSTR_FMT_IBC },
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@ -844,6 +928,7 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[LOAD_ATTR_METHOD_NO_DICT] = { true, INSTR_FMT_IBC00000000 },
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[LOAD_ATTR_METHOD_LAZY_DICT] = { true, INSTR_FMT_IBC00000000 },
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[KW_NAMES] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_CALL] = { true, INSTR_FMT_IB },
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[CALL] = { true, INSTR_FMT_IBC00 },
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[CALL_BOUND_METHOD_EXACT_ARGS] = { true, INSTR_FMT_IBC00 },
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[CALL_PY_EXACT_ARGS] = { true, INSTR_FMT_IBC00 },
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@ -862,6 +947,7 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[CALL_METHOD_DESCRIPTOR_FAST_WITH_KEYWORDS] = { true, INSTR_FMT_IBC00 },
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[CALL_NO_KW_METHOD_DESCRIPTOR_NOARGS] = { true, INSTR_FMT_IBC00 },
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[CALL_NO_KW_METHOD_DESCRIPTOR_FAST] = { true, INSTR_FMT_IBC00 },
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[INSTRUMENTED_CALL_FUNCTION_EX] = { true, INSTR_FMT_IX },
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[CALL_FUNCTION_EX] = { true, INSTR_FMT_IB },
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[MAKE_FUNCTION] = { true, INSTR_FMT_IB },
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[RETURN_GENERATOR] = { true, INSTR_FMT_IX },
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@ -870,7 +956,16 @@ const struct opcode_metadata _PyOpcode_opcode_metadata[256] = {
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[COPY] = { true, INSTR_FMT_IB },
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[BINARY_OP] = { true, INSTR_FMT_IBC },
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[SWAP] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_LINE] = { true, INSTR_FMT_IX },
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[INSTRUMENTED_INSTRUCTION] = { true, INSTR_FMT_IX },
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[INSTRUMENTED_JUMP_FORWARD] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_JUMP_BACKWARD] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_POP_JUMP_IF_TRUE] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_POP_JUMP_IF_FALSE] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_POP_JUMP_IF_NONE] = { true, INSTR_FMT_IB },
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[INSTRUMENTED_POP_JUMP_IF_NOT_NONE] = { true, INSTR_FMT_IB },
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[EXTENDED_ARG] = { true, INSTR_FMT_IB },
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[CACHE] = { true, INSTR_FMT_IX },
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[RESERVED] = { true, INSTR_FMT_IX },
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};
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#endif
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