add a timing zone for call_require

Author: KristofferC

src/timing.h

@@ -182,6 +182,7 @@ JL_DLLEXPORT void jl_timing_puts(jl_timing_block_t *cur_block, const char *str);
         X(CODEGEN_LLVM) \
         X(CODEGEN_Codeinst) \
         X(CODEGEN_Workqueue) \
+        X(LOAD_Require)               \
         X(LOAD_Sysimg) \
         X(LOAD_Pkgimg) \
         X(LOAD_Processor) \

src/toplevel.c

@@ -461,6 +461,9 @@ static void body_attributes(jl_array_t *body, int *has_ccall, int *has_defs, int
 
 static jl_module_t *call_require(jl_module_t *mod, jl_sym_t *var) JL_GLOBALLY_ROOTED
 {
+    JL_TIMING(LOAD_IMAGE, LOAD_Require);
+    jl_timing_printf(JL_TIMING_CURRENT_BLOCK, "%s", jl_symbol_name(var));
+
     static jl_value_t *require_func = NULL;
     int build_mode = jl_generating_output();
     jl_module_t *m = NULL;