halide_trace_begin_pipeline  290 src/Tracing.cpp         builder.event = halide_trace_begin_pipeline;
halide_trace_begin_pipeline   43 test/correctness/tracing_stack.cpp         e->event == halide_trace_begin_pipeline) {
halide_trace_begin_pipeline  709 util/HalideTraceViz.cpp         if (p.event == halide_trace_begin_pipeline) {
halide_trace_begin_pipeline  866 util/HalideTraceViz.cpp         case halide_trace_begin_pipeline: