More aggressive DCE should honor debugger invariants

- A LINENUMEBER node is "dead" if the corresponding instruction interval
 contains at least one "dead" bytecode instruction
 and no live bytecode instructions

- Observable local variable lifetimes should be taken into account
 when determining if a NOP is required for debugger.
This commit is contained in:
Dmitry Petrov
2017-05-15 14:59:50 +03:00
parent 65799a5cb4
commit 84e54124a2
8 changed files with 121 additions and 44 deletions

View File

@@ -6,4 +6,4 @@ fun f() {
// 1 ISTORE 0\s+L3
// 1 ILOAD 0\s+INVOKEVIRTUAL java/io/PrintStream.print \(C\)V
// 1 LOCALVARIABLE c C L3 L8 0
// 1 LOCALVARIABLE c C L3 L6 0