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comparison src/cpu/x86/vm/relocInfo_x86.cpp @ 11041:7875ea94bea5

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8017308: Remove unused breakpoint relocation type Summary: remove unused breakpoint relocation type Reviewed-by: kvn
author goetz
date Mon, 24 Jun 2013 11:53:54 -0700
parents 589aa23334ea
children 740e263c80c6
comparison
equal deleted inserted replaced
11025:fc8a1a5de78e 11041:7875ea94bea5
175 } 175 }
176 #endif // AMD64 176 #endif // AMD64
177 return *pd_address_in_code(); 177 return *pd_address_in_code();
178 } 178 }
179 179
180 int Relocation::pd_breakpoint_size() {
181 // minimum breakpoint size, in short words
182 return NativeIllegalInstruction::instruction_size / sizeof(short);
183 }
184
185 void Relocation::pd_swap_in_breakpoint(address x, short* instrs, int instrlen) {
186 Untested("pd_swap_in_breakpoint");
187 if (instrs != NULL) {
188 assert(instrlen * sizeof(short) == NativeIllegalInstruction::instruction_size, "enough instrlen in reloc. data");
189 for (int i = 0; i < instrlen; i++) {
190 instrs[i] = ((short*)x)[i];
191 }
192 }
193 NativeIllegalInstruction::insert(x);
194 }
195
196
197 void Relocation::pd_swap_out_breakpoint(address x, short* instrs, int instrlen) {
198 Untested("pd_swap_out_breakpoint");
199 assert(NativeIllegalInstruction::instruction_size == sizeof(short), "right address unit for update");
200 NativeInstruction* ni = nativeInstruction_at(x);
201 *(short*)ni->addr_at(0) = instrs[0];
202 }
203
204 void poll_Relocation::fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dest) { 180 void poll_Relocation::fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dest) {
205 #ifdef _LP64 181 #ifdef _LP64
206 if (!Assembler::is_polling_page_far()) { 182 if (!Assembler::is_polling_page_far()) {
207 typedef Assembler::WhichOperand WhichOperand; 183 typedef Assembler::WhichOperand WhichOperand;
208 WhichOperand which = (WhichOperand) format(); 184 WhichOperand which = (WhichOperand) format();