jdk

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dnl Copyright (c) 2014, 2019, Red Hat Inc. All rights reserved.
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dnl DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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dnl
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dnl This code is free software; you can redistribute it and/or modify it
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dnl under the terms of the GNU General Public License version 2 only, as
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dnl published by the Free Software Foundation.
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dnl
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dnl This code is distributed in the hope that it will be useful, but WITHOUT
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dnl ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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dnl FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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dnl version 2 for more details (a copy is included in the LICENSE file that
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dnl accompanied this code).
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dnl
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dnl You should have received a copy of the GNU General Public License version
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dnl 2 along with this work; if not, write to the Free Software Foundation,
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dnl Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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dnl
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dnl Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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dnl or visit www.oracle.com if you need additional information or have any
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dnl questions.
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dnl
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dnl
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dnl Process this file with m4 ad_encode.m4 to generate the load/store
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dnl patterns used in aarch64.ad.
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dnl
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define(choose, `loadStore($1, &MacroAssembler::$3, $2, $4,
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               $5, $6, $7, $8, $9);dnl
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  %}')dnl
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define(access, `
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    $3Register $1_reg = as_$3Register($$1$$reg);
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    $4choose(masm, $1_reg,$2,$mem->opcode(),
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        as_Register($mem$$base),$mem$$index,$mem$$scale,$mem$$disp,$5)')dnl
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define(load,`
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  // This encoding class is generated automatically from ad_encode.m4.
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  // DO NOT EDIT ANYTHING IN THIS SECTION OF THE FILE
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  enc_class aarch64_enc_$2($1 dst, memory$5 mem) %{dnl
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access(dst,$2,$3,$4,$5)')dnl
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load(iRegI,ldrsbw,,,1)
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load(iRegI,ldrsb,,,1)
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load(iRegI,ldrb,,,1)
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load(iRegL,ldrb,,,1)
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load(iRegI,ldrshw,,,2)
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load(iRegI,ldrsh,,,2)
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load(iRegI,ldrh,,,2)
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load(iRegL,ldrh,,,2)
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load(iRegI,ldrw,,,4)
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load(iRegL,ldrw,,,4)
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load(iRegL,ldrsw,,,4)
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load(iRegL,ldr,,,8)
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load(vRegF,ldrs,Float,,4)
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load(vRegD,ldrd,Float,,8)
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define(STORE,`
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  // This encoding class is generated automatically from ad_encode.m4.
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  // DO NOT EDIT ANYTHING IN THIS SECTION OF THE FILE
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  enc_class aarch64_enc_$2($1 src, memory$5 mem) %{dnl
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access(src,$2,$3,$4,$5)')dnl
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define(STORE0,`
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  // This encoding class is generated automatically from ad_encode.m4.
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  // DO NOT EDIT ANYTHING IN THIS SECTION OF THE FILE
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  enc_class aarch64_enc_$2`'0(memory$4 mem) %{
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    choose(masm,zr,$2,$mem->opcode(),
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        as_$3Register($mem$$base),$mem$$index,$mem$$scale,$mem$$disp,$4)')dnl
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STORE(iRegI,strb,,,1)
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STORE0(iRegI,strb,,1)
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STORE(iRegI,strh,,,2)
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STORE0(iRegI,strh,,2)
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STORE(iRegI,strw,,,4)
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STORE0(iRegI,strw,,4)
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STORE(iRegL,str,,
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`// we sometimes get asked to store the stack pointer into the
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    // current thread -- we cannot do that directly on AArch64
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    if (src_reg == r31_sp) {
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      assert(as_Register($mem$$base) == rthread, "unexpected store for sp");
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      __ mov(rscratch2, sp);
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      src_reg = rscratch2;
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    }
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    ',8)
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STORE0(iRegL,str,,8)
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STORE(vRegF,strs,Float,,4)
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STORE(vRegD,strd,Float,,8)
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  // This encoding class is generated automatically from ad_encode.m4.
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  // DO NOT EDIT ANYTHING IN THIS SECTION OF THE FILE
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  enc_class aarch64_enc_strb0_ordered(memory4 mem) %{
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      __ membar(Assembler::StoreStore);
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      loadStore(masm, &MacroAssembler::strb, zr, $mem->opcode(),
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               as_Register($mem$$base), $mem$$index, $mem$$scale, $mem$$disp, 1);
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  %}
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