Mercurial > hg > graal-jvmci-8

diff src/cpu/x86/vm/c1_MacroAssembler_x86.cpp @ 17980:0bf37f737702

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8032410: compiler/uncommontrap/TestStackBangRbp.java times out on Solaris-Sparc V9 Summary: make compiled code bang the stack by the worst case size of the interpreter frame at deoptimization points. Reviewed-by: twisti, kvn
author roland
date Tue, 01 Apr 2014 09:36:49 +0200
parents 55fb97c4c58d
children 52b4284cb496 e8260b6328fb
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line diff
--- a/src/cpu/x86/vm/c1_MacroAssembler_x86.cpp	Mon Jun 09 15:42:31 2014 -0700
+++ b/src/cpu/x86/vm/c1_MacroAssembler_x86.cpp	Tue Apr 01 09:36:49 2014 +0200
@@ -349,13 +349,14 @@
 }
 
 
-void C1_MacroAssembler::build_frame(int frame_size_in_bytes) {
+void C1_MacroAssembler::build_frame(int frame_size_in_bytes, int bang_size_in_bytes) {
+  assert(bang_size_in_bytes >= frame_size_in_bytes, "stack bang size incorrect");
   // Make sure there is enough stack space for this method's activation.
   // Note that we do this before doing an enter(). This matches the
   // ordering of C2's stack overflow check / rsp decrement and allows
   // the SharedRuntime stack overflow handling to be consistent
   // between the two compilers.
-  generate_stack_overflow_check(frame_size_in_bytes);
+  generate_stack_overflow_check(bang_size_in_bytes);
 
   push(rbp);
 #ifdef TIERED