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7085279: C1 overflows code buffer with VerifyOops and CompressedOops
authoriveresov
Tue, 30 Aug 2011 19:01:58 -0700
changeset 10505 df3cc194efc5
parent 10504 754cf4e432f4
child 10506 575ad9bccff5
7085279: C1 overflows code buffer with VerifyOops and CompressedOops Summary: Increase the limit of code emitted per LIR instruction, increase the max size of the nmethod generated by C1 Reviewed-by: never, kvn, johnc
hotspot/src/share/vm/c1/c1_LIRAssembler.cpp file | annotate | diff | comparison | revisions
hotspot/src/share/vm/c1/c1_globals.hpp file | annotate | diff | comparison | revisions 
--- a/hotspot/src/share/vm/c1/c1_LIRAssembler.cpp	Tue Aug 30 00:54:09 2011 -0700
+++ b/hotspot/src/share/vm/c1/c1_LIRAssembler.cpp	Tue Aug 30 19:01:58 2011 -0700
@@ -121,7 +121,7 @@
 
 void LIR_Assembler::check_codespace() {
   CodeSection* cs = _masm->code_section();
-  if (cs->remaining() < (int)(1*K)) {
+  if (cs->remaining() < (int)(NOT_LP64(1*K)LP64_ONLY(2*K))) {
     BAILOUT("CodeBuffer overflow");
   }
 }
--- a/hotspot/src/share/vm/c1/c1_globals.hpp	Tue Aug 30 00:54:09 2011 -0700
+++ b/hotspot/src/share/vm/c1/c1_globals.hpp	Tue Aug 30 19:01:58 2011 -0700
@@ -278,7 +278,7 @@
   product(intx, CompilationRepeat, 0,                                       \
           "Number of times to recompile method before returning result")    \
                                                                             \
-  develop(intx, NMethodSizeLimit, (32*K)*wordSize,                          \
+  develop(intx, NMethodSizeLimit, (64*K)*wordSize,                          \
           "Maximum size of a compiled method.")                             \
                                                                             \
   develop(bool, TraceFPUStack, false,                                       \
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