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comparison src/cpu/x86/vm/assembler_x86_32.hpp @ 344:6aae2f9d0294

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Merge
author ysr
date Thu, 12 Jun 2008 13:50:55 -0700
parents 37f87013dfd8 7793bd37a336
children 1ee8caae33af
comparison
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342:37f87013dfd8 344:6aae2f9d0294
1055 // If the accessed location is M[reg + offset] and the offset is known, provide the 1055 // If the accessed location is M[reg + offset] and the offset is known, provide the
1056 // offset. No explicit code generation is needed if the offset is within a certain 1056 // offset. No explicit code generation is needed if the offset is within a certain
1057 // range (0 <= offset <= page_size). 1057 // range (0 <= offset <= page_size).
1058 1058
1059 void null_check(Register reg, int offset = -1); 1059 void null_check(Register reg, int offset = -1);
1060 static bool needs_explicit_null_check(int offset); 1060 static bool needs_explicit_null_check(intptr_t offset);
1061 1061
1062 // Required platform-specific helpers for Label::patch_instructions. 1062 // Required platform-specific helpers for Label::patch_instructions.
1063 // They _shadow_ the declarations in AbstractAssembler, which are undefined. 1063 // They _shadow_ the declarations in AbstractAssembler, which are undefined.
1064 void pd_patch_instruction(address branch, address target); 1064 void pd_patch_instruction(address branch, address target);
1065 #ifndef PRODUCT 1065 #ifndef PRODUCT