xnnpack: Change default XNN_LOG_LEVEL to 4 (info) in debug builds

Previously, the default was 5 (debug), which prints something for every
operator invocation.  This is too much, since usually something outside
of xnnpack is being debugged when debug mode is used.

PiperOrigin-RevId: 520538935

BUILD.bazel

@@ -4734,8 +4734,8 @@ xnnpack_cc_library(
     defines = select({
         # No logging in optimized mode
         ":optimized_build": ["XNN_LOG_LEVEL=0"],
-        # Full logging in debug mode
-        ":debug_build": ["XNN_LOG_LEVEL=5"],
+        # Info logging in debug mode.  Use `--define=xnn_log_level=debug` for full logging.
+        ":debug_build": ["XNN_LOG_LEVEL=4"],
         # Error-only logging in default (fastbuild) mode
         "//conditions:default": ["XNN_LOG_LEVEL=2"],
     }),

CMakeLists.txt

@@ -719,21 +719,21 @@ IF(XNNPACK_TARGET_PROCESSOR MATCHES "^x86(_64)?$")
     ENDIF()
   ENDIF()
 ENDIF()
-TARGET_COMPILE_DEFINITIONS(hardware-config PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-TARGET_COMPILE_DEFINITIONS(jit PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-TARGET_COMPILE_DEFINITIONS(logging PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
+TARGET_COMPILE_DEFINITIONS(hardware-config PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+TARGET_COMPILE_DEFINITIONS(jit PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+TARGET_COMPILE_DEFINITIONS(logging PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
 IF(XNNPACK_BUILD_LIBRARY)
-  TARGET_COMPILE_DEFINITIONS(XNNPACK PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(allocator PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(cache PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(microkernel-utils PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(subgraph PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(operators PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(operator-run PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(operator-utils PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(packing PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(mutex PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
-  TARGET_COMPILE_DEFINITIONS(memory PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:5>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(XNNPACK PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(allocator PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(cache PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(microkernel-utils PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(subgraph PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(operators PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(operator-run PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(operator-utils PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(packing PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(mutex PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
+  TARGET_COMPILE_DEFINITIONS(memory PRIVATE "XNN_LOG_LEVEL=$<$<CONFIG:Debug>:4>$<$<NOT:$<CONFIG:Debug>>:0>")
 ENDIF()
 IF(MSVC)
   # Even though MSVC has __restrict, it can't be used in all the same contexts as the C99 restrict keyword