JDK-8291798 : VMRegImpl::print_on is broken after JDK-8289060
  • Type: Bug
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: 20
  • Priority: P3
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2022-08-03
  • Updated: 2022-08-11
  • Resolved: 2022-08-04
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JDK 20
20 b10Fixed
Related Reports
Relates :  
JDK-8289060 - Undefined Behaviour in class VMReg
Description
After JDK-8289060, the stack slot value printed by VMRegImpl::print_on is garbage:

0x00007fa97503a12f:   callq  0x00007fa97c6615a0           ; ImmutableOopMap {[825414996]=Oop }
Comments
Changeset: 1a6c83b7 Author: Tobias Hartmann <thartmann@openjdk.org> Date: 2022-08-04 05:02:16 +0000 URL: https://git.openjdk.org/jdk/commit/1a6c83b7718e00cf2284903434766dc6d4bf7755
04-08-2022
A pull request was submitted for review. URL: https://git.openjdk.org/jdk/pull/9723 Date: 2022-08-03 10:48:09 +0000
03-08-2022
ILW = Debug printing of VMRegs is broken (regression), when printing compiled code, no workaround = MMH = P3
03-08-2022