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comparison src/share/vm/asm/assembler.cpp @ 13102:f9f4503a4ab5

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Merge
author Christos Kotselidis <christos.kotselidis@oracle.com>
date Thu, 21 Nov 2013 15:04:54 +0100
parents be525e91f65b
children de6a9e811145
comparison
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13101:790ebab62d23 13102:f9f4503a4ab5
120 } 120 }
121 121
122 void AbstractAssembler::generate_stack_overflow_check( int frame_size_in_bytes) { 122 void AbstractAssembler::generate_stack_overflow_check( int frame_size_in_bytes) {
123 if (UseStackBanging) { 123 if (UseStackBanging) {
124 // Each code entry causes one stack bang n pages down the stack where n 124 // Each code entry causes one stack bang n pages down the stack where n
125 // is configurable by StackBangPages. The setting depends on the maximum 125 // is configurable by StackShadowPages. The setting depends on the maximum
126 // depth of VM call stack or native before going back into java code, 126 // depth of VM call stack or native before going back into java code,
127 // since only java code can raise a stack overflow exception using the 127 // since only java code can raise a stack overflow exception using the
128 // stack banging mechanism. The VM and native code does not detect stack 128 // stack banging mechanism. The VM and native code does not detect stack
129 // overflow. 129 // overflow.
130 // The code in JavaCalls::call() checks that there is at least n pages 130 // The code in JavaCalls::call() checks that there is at least n pages