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comparison src/cpu/ppc/vm/nativeInst_ppc.cpp @ 20710:c5e86c5cd22e

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8066964: ppc64: argument and return type profiling, fix problem with popframe Reviewed-by: roland, kvn
author goetz
date Fri, 12 Dec 2014 08:48:56 +0100
parents 327e7269f90d
children
comparison
equal deleted inserted replaced
20709:28f116adb50c 20710:c5e86c5cd22e
98 98
99 CodeBuffer cb(addr_call, code_size + 1); 99 CodeBuffer cb(addr_call, code_size + 1);
100 MacroAssembler* a = new MacroAssembler(&cb); 100 MacroAssembler* a = new MacroAssembler(&cb);
101 101
102 // Patch the call. 102 // Patch the call.
103 if (ReoptimizeCallSequences && 103 if (!ReoptimizeCallSequences || !a->is_within_range_of_b(dest, addr_call)) {
104 a->is_within_range_of_b(dest, addr_call)) {
105 a->bl(dest);
106 } else {
107 address trampoline_stub_addr = get_trampoline(); 104 address trampoline_stub_addr = get_trampoline();
108 105
109 // We did not find a trampoline stub because the current codeblob 106 // We did not find a trampoline stub because the current codeblob
110 // does not provide this information. The branch will be patched 107 // does not provide this information. The branch will be patched
111 // later during a final fixup, when all necessary information is 108 // later during a final fixup, when all necessary information is
113 if (trampoline_stub_addr == 0) 110 if (trampoline_stub_addr == 0)
114 return; 111 return;
115 112
116 // Patch the constant in the call's trampoline stub. 113 // Patch the constant in the call's trampoline stub.
117 NativeCallTrampolineStub_at(trampoline_stub_addr)->set_destination(dest); 114 NativeCallTrampolineStub_at(trampoline_stub_addr)->set_destination(dest);
118 115 dest = trampoline_stub_addr;
119 a->bl(trampoline_stub_addr); 116 }
120 } 117
118 OrderAccess::release();
119 a->bl(dest);
120
121 ICache::ppc64_flush_icache_bytes(addr_call, code_size); 121 ICache::ppc64_flush_icache_bytes(addr_call, code_size);
122 } 122 }
123 123
124 address NativeCall::get_trampoline() { 124 address NativeCall::get_trampoline() {
125 address call_addr = addr_at(0); 125 address call_addr = addr_at(0);