8287001: Add warning message when fail to load hsdis libraries

Yuta Sato · YaSuenag · commit 779b4e1d1959 · 2022-06-29T01:17:28.000Z
Reviewed-by: kvn, ysuenaga
diff --git a/src/hotspot/share/compiler/disassembler.cpp b/src/hotspot/share/compiler/disassembler.cpp
@@ -837,6 +837,8 @@ bool Disassembler::load_library(outputStream* st) {
   if (_library != NULL) {
     _decode_instructions_virtual = CAST_TO_FN_PTR(Disassembler::decode_func_virtual,
                                           os::dll_lookup(_library, decode_instructions_virtual_name));
+  } else {
+    log_warning(os)("Loading hsdis library failed");
   }
   _tried_to_load_library = true;
   _library_usable        = _decode_instructions_virtual != NULL;

Original file line number	Diff line number	Diff line change
`@@ -837,6 +837,8 @@ bool Disassembler::load_library(outputStream* st) {`
`837`	`837`	`if (_library != NULL) {`
`838`	`838`	`_decode_instructions_virtual = CAST_TO_FN_PTR(Disassembler::decode_func_virtual,`
`839`	`839`	`os::dll_lookup(_library, decode_instructions_virtual_name));`
	`840`	`+ } else {`
	`841`	`+ log_warning(os)("Loading hsdis library failed");`
`840`	`842`	`}`
`841`	`843`	`_tried_to_load_library = true;`
`842`	`844`	`_library_usable = _decode_instructions_virtual != NULL;`