author | roland |
Thu, 21 May 2015 13:54:07 +0200 | |
changeset 31035 | 0f0743952c41 |
parent 30624 | 2e1803c8a26d |
child 32723 | 56534fb3d71a |
permissions | -rw-r--r-- |
1 | 1 |
/* |
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* Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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||
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#include "precompiled.hpp" |
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#include "memory/allocation.inline.hpp" |
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#include "opto/connode.hpp" |
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#include "opto/vectornode.hpp" |
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//------------------------------VectorNode-------------------------------------- |
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||
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// Return the vector operator for the specified scalar operation |
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// and vector length. |
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int VectorNode::opcode(int sopc, BasicType bt) { |
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switch (sopc) { |
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case Op_AddI: |
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switch (bt) { |
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case T_BOOLEAN: |
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case T_BYTE: return Op_AddVB; |
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case T_CHAR: |
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case T_SHORT: return Op_AddVS; |
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case T_INT: return Op_AddVI; |
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} |
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ShouldNotReachHere(); |
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case Op_AddL: |
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assert(bt == T_LONG, "must be"); |
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return Op_AddVL; |
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case Op_AddF: |
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assert(bt == T_FLOAT, "must be"); |
|
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return Op_AddVF; |
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case Op_AddD: |
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assert(bt == T_DOUBLE, "must be"); |
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return Op_AddVD; |
|
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case Op_SubI: |
|
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switch (bt) { |
|
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case T_BOOLEAN: |
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case T_BYTE: return Op_SubVB; |
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case T_CHAR: |
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case T_SHORT: return Op_SubVS; |
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case T_INT: return Op_SubVI; |
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} |
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ShouldNotReachHere(); |
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case Op_SubL: |
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assert(bt == T_LONG, "must be"); |
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return Op_SubVL; |
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case Op_SubF: |
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assert(bt == T_FLOAT, "must be"); |
|
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return Op_SubVF; |
|
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case Op_SubD: |
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assert(bt == T_DOUBLE, "must be"); |
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return Op_SubVD; |
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case Op_MulI: |
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switch (bt) { |
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case T_BOOLEAN: |
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case T_BYTE: return 0; // Unimplemented |
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case T_CHAR: |
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case T_SHORT: return Op_MulVS; |
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case T_INT: return Op_MulVI; |
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} |
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ShouldNotReachHere(); |
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case Op_MulL: |
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assert(bt == T_LONG, "must be"); |
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return Op_MulVL; |
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case Op_MulF: |
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assert(bt == T_FLOAT, "must be"); |
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return Op_MulVF; |
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case Op_MulD: |
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assert(bt == T_DOUBLE, "must be"); |
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return Op_MulVD; |
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case Op_DivF: |
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assert(bt == T_FLOAT, "must be"); |
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return Op_DivVF; |
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case Op_DivD: |
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assert(bt == T_DOUBLE, "must be"); |
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return Op_DivVD; |
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case Op_LShiftI: |
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switch (bt) { |
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case T_BOOLEAN: |
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case T_BYTE: return Op_LShiftVB; |
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case T_CHAR: |
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case T_SHORT: return Op_LShiftVS; |
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case T_INT: return Op_LShiftVI; |
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} |
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ShouldNotReachHere(); |
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case Op_LShiftL: |
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assert(bt == T_LONG, "must be"); |
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return Op_LShiftVL; |
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case Op_RShiftI: |
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switch (bt) { |
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case T_BOOLEAN:return Op_URShiftVB; // boolean is unsigned value |
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case T_CHAR: return Op_URShiftVS; // char is unsigned value |
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case T_BYTE: return Op_RShiftVB; |
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case T_SHORT: return Op_RShiftVS; |
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case T_INT: return Op_RShiftVI; |
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} |
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ShouldNotReachHere(); |
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case Op_RShiftL: |
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assert(bt == T_LONG, "must be"); |
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return Op_RShiftVL; |
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case Op_URShiftI: |
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switch (bt) { |
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case T_BOOLEAN:return Op_URShiftVB; |
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case T_CHAR: return Op_URShiftVS; |
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case T_BYTE: |
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case T_SHORT: return 0; // Vector logical right shift for signed short |
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// values produces incorrect Java result for |
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// negative data because java code should convert |
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// a short value into int value with sign |
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// extension before a shift. |
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case T_INT: return Op_URShiftVI; |
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} |
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ShouldNotReachHere(); |
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case Op_URShiftL: |
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assert(bt == T_LONG, "must be"); |
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return Op_URShiftVL; |
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case Op_AndI: |
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case Op_AndL: |
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return Op_AndV; |
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case Op_OrI: |
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case Op_OrL: |
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return Op_OrV; |
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case Op_XorI: |
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case Op_XorL: |
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return Op_XorV; |
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||
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case Op_LoadB: |
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case Op_LoadUB: |
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case Op_LoadUS: |
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case Op_LoadS: |
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case Op_LoadI: |
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case Op_LoadL: |
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case Op_LoadF: |
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case Op_LoadD: |
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return Op_LoadVector; |
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case Op_StoreB: |
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case Op_StoreC: |
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case Op_StoreI: |
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case Op_StoreL: |
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case Op_StoreF: |
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case Op_StoreD: |
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return Op_StoreVector; |
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} |
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return 0; // Unimplemented |
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} |
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||
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// Also used to check if the code generator |
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// supports the vector operation. |
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bool VectorNode::implemented(int opc, uint vlen, BasicType bt) { |
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if (is_java_primitive(bt) && |
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(vlen > 1) && is_power_of_2(vlen) && |
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Matcher::vector_size_supported(bt, vlen)) { |
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int vopc = VectorNode::opcode(opc, bt); |
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return vopc > 0 && Matcher::match_rule_supported(vopc); |
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} |
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return false; |
1 | 176 |
} |
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bool VectorNode::is_shift(Node* n) { |
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switch (n->Opcode()) { |
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case Op_LShiftI: |
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case Op_LShiftL: |
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case Op_RShiftI: |
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case Op_RShiftL: |
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case Op_URShiftI: |
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case Op_URShiftL: |
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return true; |
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} |
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return false; |
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} |
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// Check if input is loop invariant vector. |
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bool VectorNode::is_invariant_vector(Node* n) { |
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// Only Replicate vector nodes are loop invariant for now. |
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switch (n->Opcode()) { |
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case Op_ReplicateB: |
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case Op_ReplicateS: |
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case Op_ReplicateI: |
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case Op_ReplicateL: |
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case Op_ReplicateF: |
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case Op_ReplicateD: |
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return true; |
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202 |
} |
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return false; |
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} |
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// [Start, end) half-open range defining which operands are vectors |
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void VectorNode::vector_operands(Node* n, uint* start, uint* end) { |
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switch (n->Opcode()) { |
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case Op_LoadB: case Op_LoadUB: |
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case Op_LoadS: case Op_LoadUS: |
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case Op_LoadI: case Op_LoadL: |
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case Op_LoadF: case Op_LoadD: |
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case Op_LoadP: case Op_LoadN: |
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*start = 0; |
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*end = 0; // no vector operands |
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216 |
break; |
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|
217 |
case Op_StoreB: case Op_StoreC: |
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218 |
case Op_StoreI: case Op_StoreL: |
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219 |
case Op_StoreF: case Op_StoreD: |
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220 |
case Op_StoreP: case Op_StoreN: |
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|
221 |
*start = MemNode::ValueIn; |
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222 |
*end = MemNode::ValueIn + 1; // 1 vector operand |
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223 |
break; |
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|
224 |
case Op_LShiftI: case Op_LShiftL: |
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225 |
case Op_RShiftI: case Op_RShiftL: |
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226 |
case Op_URShiftI: case Op_URShiftL: |
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227 |
*start = 1; |
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|
228 |
*end = 2; // 1 vector operand |
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|
229 |
break; |
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|
230 |
case Op_AddI: case Op_AddL: case Op_AddF: case Op_AddD: |
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|
231 |
case Op_SubI: case Op_SubL: case Op_SubF: case Op_SubD: |
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|
232 |
case Op_MulI: case Op_MulL: case Op_MulF: case Op_MulD: |
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|
233 |
case Op_DivF: case Op_DivD: |
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234 |
case Op_AndI: case Op_AndL: |
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|
235 |
case Op_OrI: case Op_OrL: |
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|
236 |
case Op_XorI: case Op_XorL: |
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|
237 |
*start = 1; |
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|
238 |
*end = 3; // 2 vector operands |
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|
239 |
break; |
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|
240 |
case Op_CMoveI: case Op_CMoveL: case Op_CMoveF: case Op_CMoveD: |
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|
241 |
*start = 2; |
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|
242 |
*end = n->req(); |
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|
243 |
break; |
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|
244 |
default: |
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|
245 |
*start = 1; |
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|
246 |
*end = n->req(); // default is all operands |
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|
247 |
} |
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248 |
} |
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249 |
|
1 | 250 |
// Return the vector version of a scalar operation node. |
25930 | 251 |
VectorNode* VectorNode::make(int opc, Node* n1, Node* n2, uint vlen, BasicType bt) { |
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252 |
const TypeVect* vt = TypeVect::make(bt, vlen); |
13490
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253 |
int vopc = VectorNode::opcode(opc, bt); |
13930 | 254 |
// This method should not be called for unimplemented vectors. |
255 |
guarantee(vopc > 0, err_msg_res("Vector for '%s' is not implemented", NodeClassNames[opc])); |
|
1 | 256 |
switch (vopc) { |
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257 |
case Op_AddVB: return new AddVBNode(n1, n2, vt); |
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258 |
case Op_AddVS: return new AddVSNode(n1, n2, vt); |
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259 |
case Op_AddVI: return new AddVINode(n1, n2, vt); |
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260 |
case Op_AddVL: return new AddVLNode(n1, n2, vt); |
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261 |
case Op_AddVF: return new AddVFNode(n1, n2, vt); |
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262 |
case Op_AddVD: return new AddVDNode(n1, n2, vt); |
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263 |
|
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264 |
case Op_SubVB: return new SubVBNode(n1, n2, vt); |
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265 |
case Op_SubVS: return new SubVSNode(n1, n2, vt); |
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266 |
case Op_SubVI: return new SubVINode(n1, n2, vt); |
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267 |
case Op_SubVL: return new SubVLNode(n1, n2, vt); |
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268 |
case Op_SubVF: return new SubVFNode(n1, n2, vt); |
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269 |
case Op_SubVD: return new SubVDNode(n1, n2, vt); |
1 | 270 |
|
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271 |
case Op_MulVS: return new MulVSNode(n1, n2, vt); |
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272 |
case Op_MulVI: return new MulVINode(n1, n2, vt); |
30624 | 273 |
case Op_MulVL: return new MulVLNode(n1, n2, vt); |
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274 |
case Op_MulVF: return new MulVFNode(n1, n2, vt); |
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275 |
case Op_MulVD: return new MulVDNode(n1, n2, vt); |
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276 |
|
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277 |
case Op_DivVF: return new DivVFNode(n1, n2, vt); |
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278 |
case Op_DivVD: return new DivVDNode(n1, n2, vt); |
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279 |
|
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280 |
case Op_LShiftVB: return new LShiftVBNode(n1, n2, vt); |
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281 |
case Op_LShiftVS: return new LShiftVSNode(n1, n2, vt); |
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282 |
case Op_LShiftVI: return new LShiftVINode(n1, n2, vt); |
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283 |
case Op_LShiftVL: return new LShiftVLNode(n1, n2, vt); |
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284 |
|
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|
285 |
case Op_RShiftVB: return new RShiftVBNode(n1, n2, vt); |
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|
286 |
case Op_RShiftVS: return new RShiftVSNode(n1, n2, vt); |
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|
287 |
case Op_RShiftVI: return new RShiftVINode(n1, n2, vt); |
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|
288 |
case Op_RShiftVL: return new RShiftVLNode(n1, n2, vt); |
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|
289 |
|
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|
290 |
case Op_URShiftVB: return new URShiftVBNode(n1, n2, vt); |
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|
291 |
case Op_URShiftVS: return new URShiftVSNode(n1, n2, vt); |
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|
292 |
case Op_URShiftVI: return new URShiftVINode(n1, n2, vt); |
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|
293 |
case Op_URShiftVL: return new URShiftVLNode(n1, n2, vt); |
1 | 294 |
|
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|
295 |
case Op_AndV: return new AndVNode(n1, n2, vt); |
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|
296 |
case Op_OrV: return new OrVNode (n1, n2, vt); |
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|
297 |
case Op_XorV: return new XorVNode(n1, n2, vt); |
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|
298 |
} |
13930 | 299 |
fatal(err_msg_res("Missed vector creation for '%s'", NodeClassNames[vopc])); |
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|
300 |
return NULL; |
1 | 301 |
|
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|
302 |
} |
1 | 303 |
|
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|
304 |
// Scalar promotion |
25930 | 305 |
VectorNode* VectorNode::scalar2vector(Node* s, uint vlen, const Type* opd_t) { |
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|
306 |
BasicType bt = opd_t->array_element_basic_type(); |
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|
307 |
const TypeVect* vt = opd_t->singleton() ? TypeVect::make(opd_t, vlen) |
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|
308 |
: TypeVect::make(bt, vlen); |
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|
309 |
switch (bt) { |
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|
310 |
case T_BOOLEAN: |
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|
311 |
case T_BYTE: |
24923
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|
312 |
return new ReplicateBNode(s, vt); |
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|
313 |
case T_CHAR: |
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|
314 |
case T_SHORT: |
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|
315 |
return new ReplicateSNode(s, vt); |
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|
316 |
case T_INT: |
24923
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|
317 |
return new ReplicateINode(s, vt); |
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|
318 |
case T_LONG: |
24923
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|
319 |
return new ReplicateLNode(s, vt); |
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|
320 |
case T_FLOAT: |
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|
321 |
return new ReplicateFNode(s, vt); |
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|
322 |
case T_DOUBLE: |
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|
323 |
return new ReplicateDNode(s, vt); |
1 | 324 |
} |
13930 | 325 |
fatal(err_msg_res("Type '%s' is not supported for vectors", type2name(bt))); |
326 |
return NULL; |
|
327 |
} |
|
328 |
||
25930 | 329 |
VectorNode* VectorNode::shift_count(Node* shift, Node* cnt, uint vlen, BasicType bt) { |
13930 | 330 |
assert(VectorNode::is_shift(shift) && !cnt->is_Con(), "only variable shift count"); |
331 |
// Match shift count type with shift vector type. |
|
332 |
const TypeVect* vt = TypeVect::make(bt, vlen); |
|
333 |
switch (shift->Opcode()) { |
|
334 |
case Op_LShiftI: |
|
335 |
case Op_LShiftL: |
|
24923
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|
336 |
return new LShiftCntVNode(cnt, vt); |
13930 | 337 |
case Op_RShiftI: |
338 |
case Op_RShiftL: |
|
339 |
case Op_URShiftI: |
|
340 |
case Op_URShiftL: |
|
24923
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|
341 |
return new RShiftCntVNode(cnt, vt); |
13930 | 342 |
} |
343 |
fatal(err_msg_res("Missed vector creation for '%s'", NodeClassNames[shift->Opcode()])); |
|
1 | 344 |
return NULL; |
345 |
} |
|
346 |
||
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|
347 |
// Return initial Pack node. Additional operands added with add_opd() calls. |
25930 | 348 |
PackNode* PackNode::make(Node* s, uint vlen, BasicType bt) { |
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|
349 |
const TypeVect* vt = TypeVect::make(bt, vlen); |
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|
350 |
switch (bt) { |
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|
351 |
case T_BOOLEAN: |
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|
352 |
case T_BYTE: |
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|
353 |
return new PackBNode(s, vt); |
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|
354 |
case T_CHAR: |
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|
355 |
case T_SHORT: |
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|
356 |
return new PackSNode(s, vt); |
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|
357 |
case T_INT: |
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|
358 |
return new PackINode(s, vt); |
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|
359 |
case T_LONG: |
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|
360 |
return new PackLNode(s, vt); |
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|
361 |
case T_FLOAT: |
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|
362 |
return new PackFNode(s, vt); |
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|
363 |
case T_DOUBLE: |
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|
364 |
return new PackDNode(s, vt); |
1 | 365 |
} |
13930 | 366 |
fatal(err_msg_res("Type '%s' is not supported for vectors", type2name(bt))); |
1 | 367 |
return NULL; |
368 |
} |
|
369 |
||
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|
370 |
// Create a binary tree form for Packs. [lo, hi) (half-open) range |
25930 | 371 |
PackNode* PackNode::binary_tree_pack(int lo, int hi) { |
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|
372 |
int ct = hi - lo; |
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|
373 |
assert(is_power_of_2(ct), "power of 2"); |
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|
374 |
if (ct == 2) { |
25930 | 375 |
PackNode* pk = PackNode::make(in(lo), 2, vect_type()->element_basic_type()); |
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|
376 |
pk->add_opd(in(lo+1)); |
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|
377 |
return pk; |
1 | 378 |
|
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|
379 |
} else { |
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|
380 |
int mid = lo + ct/2; |
25930 | 381 |
PackNode* n1 = binary_tree_pack(lo, mid); |
382 |
PackNode* n2 = binary_tree_pack(mid, hi ); |
|
1 | 383 |
|
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changeset
|
384 |
BasicType bt = n1->vect_type()->element_basic_type(); |
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changeset
|
385 |
assert(bt == n2->vect_type()->element_basic_type(), "should be the same"); |
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|
386 |
switch (bt) { |
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|
387 |
case T_BOOLEAN: |
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changeset
|
388 |
case T_BYTE: |
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changeset
|
389 |
return new PackSNode(n1, n2, TypeVect::make(T_SHORT, 2)); |
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|
390 |
case T_CHAR: |
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|
391 |
case T_SHORT: |
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changeset
|
392 |
return new PackINode(n1, n2, TypeVect::make(T_INT, 2)); |
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|
393 |
case T_INT: |
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changeset
|
394 |
return new PackLNode(n1, n2, TypeVect::make(T_LONG, 2)); |
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|
395 |
case T_LONG: |
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changeset
|
396 |
return new Pack2LNode(n1, n2, TypeVect::make(T_LONG, 2)); |
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|
397 |
case T_FLOAT: |
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changeset
|
398 |
return new PackDNode(n1, n2, TypeVect::make(T_DOUBLE, 2)); |
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|
399 |
case T_DOUBLE: |
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changeset
|
400 |
return new Pack2DNode(n1, n2, TypeVect::make(T_DOUBLE, 2)); |
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|
401 |
} |
13930 | 402 |
fatal(err_msg_res("Type '%s' is not supported for vectors", type2name(bt))); |
1 | 403 |
} |
404 |
return NULL; |
|
405 |
} |
|
406 |
||
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changeset
|
407 |
// Return the vector version of a scalar load node. |
25930 | 408 |
LoadVectorNode* LoadVectorNode::make(int opc, Node* ctl, Node* mem, |
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|
409 |
Node* adr, const TypePtr* atyp, |
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|
410 |
uint vlen, BasicType bt, |
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changeset
|
411 |
ControlDependency control_dependency) { |
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|
412 |
const TypeVect* vt = TypeVect::make(bt, vlen); |
31035
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roland
parents:
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diff
changeset
|
413 |
return new LoadVectorNode(ctl, mem, adr, atyp, vt, control_dependency); |
13104
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changeset
|
414 |
} |
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changeset
|
415 |
|
657b387034fb
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changeset
|
416 |
// Return the vector version of a scalar store node. |
25930 | 417 |
StoreVectorNode* StoreVectorNode::make(int opc, Node* ctl, Node* mem, |
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changeset
|
418 |
Node* adr, const TypePtr* atyp, Node* val, |
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changeset
|
419 |
uint vlen) { |
24923
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changeset
|
420 |
return new StoreVectorNode(ctl, mem, adr, atyp, val); |
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changeset
|
421 |
} |
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|
422 |
|
1 | 423 |
// Extract a scalar element of vector. |
25930 | 424 |
Node* ExtractNode::make(Node* v, uint position, BasicType bt) { |
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changeset
|
425 |
assert((int)position < Matcher::max_vector_size(bt), "pos in range"); |
25930 | 426 |
ConINode* pos = ConINode::make((int)position); |
1 | 427 |
switch (bt) { |
428 |
case T_BOOLEAN: |
|
24923
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changeset
|
429 |
return new ExtractUBNode(v, pos); |
1 | 430 |
case T_BYTE: |
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changeset
|
431 |
return new ExtractBNode(v, pos); |
1 | 432 |
case T_CHAR: |
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diff
changeset
|
433 |
return new ExtractCNode(v, pos); |
1 | 434 |
case T_SHORT: |
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changeset
|
435 |
return new ExtractSNode(v, pos); |
1 | 436 |
case T_INT: |
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thartmann
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changeset
|
437 |
return new ExtractINode(v, pos); |
1 | 438 |
case T_LONG: |
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diff
changeset
|
439 |
return new ExtractLNode(v, pos); |
1 | 440 |
case T_FLOAT: |
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changeset
|
441 |
return new ExtractFNode(v, pos); |
1 | 442 |
case T_DOUBLE: |
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thartmann
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changeset
|
443 |
return new ExtractDNode(v, pos); |
1 | 444 |
} |
13930 | 445 |
fatal(err_msg_res("Type '%s' is not supported for vectors", type2name(bt))); |
1 | 446 |
return NULL; |
447 |
} |
|
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|
448 |
|
30211 | 449 |
int ReductionNode::opcode(int opc, BasicType bt) { |
450 |
int vopc = opc; |
|
451 |
switch (opc) { |
|
452 |
case Op_AddI: |
|
453 |
assert(bt == T_INT, "must be"); |
|
454 |
vopc = Op_AddReductionVI; |
|
455 |
break; |
|
456 |
case Op_AddL: |
|
457 |
assert(bt == T_LONG, "must be"); |
|
458 |
vopc = Op_AddReductionVL; |
|
459 |
break; |
|
460 |
case Op_AddF: |
|
461 |
assert(bt == T_FLOAT, "must be"); |
|
462 |
vopc = Op_AddReductionVF; |
|
463 |
break; |
|
464 |
case Op_AddD: |
|
465 |
assert(bt == T_DOUBLE, "must be"); |
|
466 |
vopc = Op_AddReductionVD; |
|
467 |
break; |
|
468 |
case Op_MulI: |
|
469 |
assert(bt == T_INT, "must be"); |
|
470 |
vopc = Op_MulReductionVI; |
|
471 |
break; |
|
30624 | 472 |
case Op_MulL: |
473 |
assert(bt == T_LONG, "must be"); |
|
474 |
vopc = Op_MulReductionVL; |
|
475 |
break; |
|
30211 | 476 |
case Op_MulF: |
477 |
assert(bt == T_FLOAT, "must be"); |
|
478 |
vopc = Op_MulReductionVF; |
|
479 |
break; |
|
480 |
case Op_MulD: |
|
481 |
assert(bt == T_DOUBLE, "must be"); |
|
482 |
vopc = Op_MulReductionVD; |
|
483 |
break; |
|
484 |
// TODO: add MulL for targets that support it |
|
485 |
default: |
|
486 |
break; |
|
487 |
} |
|
488 |
return vopc; |
|
489 |
} |
|
490 |
||
491 |
// Return the appropriate reduction node. |
|
492 |
ReductionNode* ReductionNode::make(int opc, Node *ctrl, Node* n1, Node* n2, BasicType bt) { |
|
493 |
||
494 |
int vopc = opcode(opc, bt); |
|
495 |
||
496 |
// This method should not be called for unimplemented vectors. |
|
497 |
guarantee(vopc != opc, err_msg_res("Vector for '%s' is not implemented", NodeClassNames[opc])); |
|
498 |
||
499 |
switch (vopc) { |
|
500 |
case Op_AddReductionVI: return new AddReductionVINode(ctrl, n1, n2); |
|
501 |
case Op_AddReductionVL: return new AddReductionVLNode(ctrl, n1, n2); |
|
502 |
case Op_AddReductionVF: return new AddReductionVFNode(ctrl, n1, n2); |
|
503 |
case Op_AddReductionVD: return new AddReductionVDNode(ctrl, n1, n2); |
|
504 |
case Op_MulReductionVI: return new MulReductionVINode(ctrl, n1, n2); |
|
30624 | 505 |
case Op_MulReductionVL: return new MulReductionVLNode(ctrl, n1, n2); |
30211 | 506 |
case Op_MulReductionVF: return new MulReductionVFNode(ctrl, n1, n2); |
507 |
case Op_MulReductionVD: return new MulReductionVDNode(ctrl, n1, n2); |
|
508 |
} |
|
509 |
fatal(err_msg_res("Missed vector creation for '%s'", NodeClassNames[vopc])); |
|
510 |
return NULL; |
|
511 |
} |
|
512 |
||
513 |
bool ReductionNode::implemented(int opc, uint vlen, BasicType bt) { |
|
514 |
if (is_java_primitive(bt) && |
|
515 |
(vlen > 1) && is_power_of_2(vlen) && |
|
516 |
Matcher::vector_size_supported(bt, vlen)) { |
|
517 |
int vopc = ReductionNode::opcode(opc, bt); |
|
518 |
return vopc != opc && Matcher::match_rule_supported(vopc); |
|
519 |
} |
|
520 |
return false; |
|
521 |
} |
|
522 |