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# HG changeset patch
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# User aph
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# Date 1461121375 -3600
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# Wed Apr 20 04:02:55 2016 +0100
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# Node ID 5605c859f0ec47d6f507cc83e783554a4210ccf6
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# Parent 7458e5178c8646a9b4f76ac3d13b222abed3f16f
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8154210: Zero: Better byte behaviour
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Summary: Complete support for 8132051 on Zero and fix failure on 64-bit big-endian systems
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Reviewed-by: andrew, chrisphi
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diff -r 7458e5178c86 -r 5605c859f0ec src/cpu/zero/vm/cppInterpreter_zero.cpp
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--- openjdk/hotspot/src/cpu/zero/vm/cppInterpreter_zero.cpp Tue May 17 03:03:36 2016 +0100
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+++ openjdk/hotspot/src/cpu/zero/vm/cppInterpreter_zero.cpp Wed Apr 20 04:02:55 2016 +0100
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@@ -220,9 +220,16 @@
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// Push our result
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for (int i = 0; i < result_slots; i++) {
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// Adjust result to smaller
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- intptr_t res = result[-i];
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+ union {
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+ intptr_t res;
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+ jint res_jint;
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+ };
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+ res = result[-i];
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if (result_slots == 1) {
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- res = narrow(method->result_type(), res);
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+ BasicType t = method->result_type();
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+ if (is_subword_type(t)) {
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+ res_jint = (jint)narrow(t, res_jint);
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+ }
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}
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stack->push(res);
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}
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diff -r 7458e5178c86 -r 5605c859f0ec src/share/vm/interpreter/bytecodeInterpreter.cpp
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--- openjdk/hotspot/src/share/vm/interpreter/bytecodeInterpreter.cpp Tue May 17 03:03:36 2016 +0100
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+++ openjdk/hotspot/src/share/vm/interpreter/bytecodeInterpreter.cpp Wed Apr 20 04:02:55 2016 +0100
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@@ -593,8 +593,9 @@
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/* 0xDC */ &&opc_default, &&opc_default, &&opc_default, &&opc_default,
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/* 0xE0 */ &&opc_default, &&opc_default, &&opc_default, &&opc_default,
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-/* 0xE4 */ &&opc_default, &&opc_fast_aldc, &&opc_fast_aldc_w, &&opc_return_register_finalizer,
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-/* 0xE8 */ &&opc_invokehandle,&&opc_default, &&opc_default, &&opc_default,
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+/* 0xE4 */ &&opc_default, &&opc_default, &&opc_fast_aldc, &&opc_fast_aldc_w,
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+/* 0xE8 */ &&opc_return_register_finalizer,
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+ &&opc_invokehandle, &&opc_default, &&opc_default,
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/* 0xEC */ &&opc_default, &&opc_default, &&opc_default, &&opc_default,
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/* 0xF0 */ &&opc_default, &&opc_default, &&opc_default, &&opc_default,
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