Mercurial > hg > graal-jvmci-8
diff src/share/vm/prims/jvmtiManageCapabilities.cpp @ 1397:b4776199210f
6943485: JVMTI always on capabilities change code generation too much
Reviewed-by: twisti, dcubed
author | never |
---|---|
date | Mon, 26 Apr 2010 23:59:45 -0700 |
parents | 6deeaebad47a |
children | c18cbe5936b8 |
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--- a/src/share/vm/prims/jvmtiManageCapabilities.cpp Mon Apr 26 11:27:21 2010 -0700 +++ b/src/share/vm/prims/jvmtiManageCapabilities.cpp Mon Apr 26 23:59:45 2010 -0700 @@ -332,16 +332,6 @@ } JvmtiExport::set_can_get_source_debug_extension(avail.can_get_source_debug_extension); - JvmtiExport::set_can_examine_or_deopt_anywhere( - avail.can_generate_breakpoint_events || - interp_events || - avail.can_redefine_classes || - avail.can_retransform_classes || - avail.can_access_local_variables || - avail.can_get_owned_monitor_info || - avail.can_get_current_contended_monitor || - avail.can_get_monitor_info || - avail.can_get_owned_monitor_stack_depth_info); JvmtiExport::set_can_maintain_original_method_order(avail.can_maintain_original_method_order); JvmtiExport::set_can_post_interpreter_events(interp_events); JvmtiExport::set_can_hotswap_or_post_breakpoint( @@ -353,10 +343,13 @@ avail.can_generate_all_class_hook_events); JvmtiExport::set_can_walk_any_space( avail.can_tag_objects); // disable sharing in onload phase + // This controls whether the compilers keep extra locals live to + // improve the debugging experience so only set them if the selected + // capabilities look like a debugger. JvmtiExport::set_can_access_local_variables( - avail.can_access_local_variables || - avail.can_redefine_classes || - avail.can_retransform_classes); + avail.can_access_local_variables || + avail.can_generate_breakpoint_events || + avail.can_generate_frame_pop_events); JvmtiExport::set_can_post_on_exceptions( avail.can_generate_exception_events || avail.can_generate_frame_pop_events ||