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authorGabe Black <gblack@eecs.umich.edu>2007-06-04 19:53:06 +0000
committerGabe Black <gblack@eecs.umich.edu>2007-06-04 19:53:06 +0000
commitdba02f703b1e7fc8639e0342bd572d9572520331 (patch)
treeb7df72d9ca4f10e88d0883151a4ad02dd4b24bcd /src
parentddbc26c85e267d3a0bdf6332d7e592bc9f17f604 (diff)
downloadgem5-dba02f703b1e7fc8639e0342bd572d9572520331.tar.xz
Make limm (load immediate) microop
--HG-- extra : convert_revision : f4883febd92cfade61c1a6a31fdb2d27296d9044
Diffstat (limited to 'src')
-rw-r--r--src/arch/x86/isa/microops/base.isa57
-rw-r--r--src/arch/x86/isa/microops/limmop.isa149
-rw-r--r--src/arch/x86/isa/microops/microops.isa9
3 files changed, 155 insertions, 60 deletions
diff --git a/src/arch/x86/isa/microops/base.isa b/src/arch/x86/isa/microops/base.isa
index 04cfa6e57..94726a0fb 100644
--- a/src/arch/x86/isa/microops/base.isa
+++ b/src/arch/x86/isa/microops/base.isa
@@ -204,63 +204,6 @@ def template MicroLdStOpConstructor {{
//////////////////////////////////////////////////////////////////////////
//
-// LIMMOp Microop templates
-//
-//////////////////////////////////////////////////////////////////////////
-
-def template MicroLIMMOpDeclare {{
- class %(class_name)s : public X86MicroOpBase
- {
- protected:
- const RegIndex dest;
- const uint64_t imm;
- void buildMe();
-
- public:
- %(class_name)s(ExtMachInst _machInst,
- const char * instMnem,
- bool isMicro, bool isDelayed, bool isFirst, bool isLast,
- RegIndex _dest, uint64_t _imm);
-
- %(class_name)s(ExtMachInst _machInst,
- const char * instMnem,
- RegIndex _dest, uint64_t _imm);
-
- %(BasicExecDeclare)s
- };
-}};
-
-def template MicroLIMMOpConstructor {{
-
- inline void %(class_name)s::buildMe()
- {
- %(constructor)s;
- }
-
- inline %(class_name)s::%(class_name)s(
- ExtMachInst machInst, const char * instMnem,
- RegIndex _dest, uint64_t _imm) :
- %(base_class)s(machInst, "%(mnemonic)s", instMnem,
- false, false, false, false, %(op_class)s),
- dest(_dest), imm(_imm)
- {
- buildMe();
- }
-
- inline %(class_name)s::%(class_name)s(
- ExtMachInst machInst, const char * instMnem,
- bool isMicro, bool isDelayed, bool isFirst, bool isLast,
- RegIndex _dest, uint64_t _imm) :
- %(base_class)s(machInst, "%(mnemonic)s", instMnem,
- isMicro, isDelayed, isFirst, isLast, %(op_class)s),
- dest(_dest), imm(_imm)
- {
- buildMe();
- }
-}};
-
-//////////////////////////////////////////////////////////////////////////
-//
// FpOp Microop templates
//
//////////////////////////////////////////////////////////////////////////
diff --git a/src/arch/x86/isa/microops/limmop.isa b/src/arch/x86/isa/microops/limmop.isa
new file mode 100644
index 000000000..5fce37126
--- /dev/null
+++ b/src/arch/x86/isa/microops/limmop.isa
@@ -0,0 +1,149 @@
+// Copyright (c) 2007 The Hewlett-Packard Development Company
+// All rights reserved.
+//
+// Redistribution and use of this software in source and binary forms,
+// with or without modification, are permitted provided that the
+// following conditions are met:
+//
+// The software must be used only for Non-Commercial Use which means any
+// use which is NOT directed to receiving any direct monetary
+// compensation for, or commercial advantage from such use. Illustrative
+// examples of non-commercial use are academic research, personal study,
+// teaching, education and corporate research & development.
+// Illustrative examples of commercial use are distributing products for
+// commercial advantage and providing services using the software for
+// commercial advantage.
+//
+// If you wish to use this software or functionality therein that may be
+// covered by patents for commercial use, please contact:
+// Director of Intellectual Property Licensing
+// Office of Strategy and Technology
+// Hewlett-Packard Company
+// 1501 Page Mill Road
+// Palo Alto, California 94304
+//
+// Redistributions of source code must retain the above copyright notice,
+// this list of conditions and the following disclaimer. Redistributions
+// in binary form must reproduce the above copyright notice, this list of
+// conditions and the following disclaimer in the documentation and/or
+// other materials provided with the distribution. Neither the name of
+// the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission. No right of
+// sublicense is granted herewith. Derivatives of the software and
+// output created using the software may be prepared, but only for
+// Non-Commercial Uses. Derivatives of the software may be shared with
+// others provided: (i) the others agree to abide by the list of
+// conditions herein which includes the Non-Commercial Use restrictions;
+// and (ii) such Derivatives of the software include the above copyright
+// notice to acknowledge the contribution from this software where
+// applicable, this list of conditions and the disclaimer below.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Authors: Gabe Black
+
+//////////////////////////////////////////////////////////////////////////
+//
+// LIMMOp Microop templates
+//
+//////////////////////////////////////////////////////////////////////////
+
+def template MicroLimmOpExecute {{
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
+ {
+ %(op_decl)s;
+ %(op_rd)s;
+ %(code)s;
+ %(op_wb)s;
+ return NoFault;
+ }
+}};
+
+def template MicroLimmOpDeclare {{
+ class %(class_name)s : public X86MicroOpBase
+ {
+ protected:
+ const RegIndex dest;
+ const uint64_t imm;
+ void buildMe();
+
+ public:
+ %(class_name)s(ExtMachInst _machInst,
+ const char * instMnem,
+ bool isMicro, bool isDelayed, bool isFirst, bool isLast,
+ RegIndex _dest, uint64_t _imm);
+
+ %(class_name)s(ExtMachInst _machInst,
+ const char * instMnem,
+ RegIndex _dest, uint64_t _imm);
+
+ %(BasicExecDeclare)s
+ };
+}};
+
+def template MicroLimmOpConstructor {{
+
+ inline void %(class_name)s::buildMe()
+ {
+ %(constructor)s;
+ }
+
+ inline %(class_name)s::%(class_name)s(
+ ExtMachInst machInst, const char * instMnem,
+ RegIndex _dest, uint64_t _imm) :
+ %(base_class)s(machInst, "%(mnemonic)s", instMnem,
+ false, false, false, false, %(op_class)s),
+ dest(_dest), imm(_imm)
+ {
+ buildMe();
+ }
+
+ inline %(class_name)s::%(class_name)s(
+ ExtMachInst machInst, const char * instMnem,
+ bool isMicro, bool isDelayed, bool isFirst, bool isLast,
+ RegIndex _dest, uint64_t _imm) :
+ %(base_class)s(machInst, "%(mnemonic)s", instMnem,
+ isMicro, isDelayed, isFirst, isLast, %(op_class)s),
+ dest(_dest), imm(_imm)
+ {
+ buildMe();
+ }
+}};
+
+let {{
+ class LimmOp(object):
+ def __init__(self, dest, imm):
+ self.dest = dest
+ self.imm = imm
+
+ def getAllocator(self, *microFlags):
+ allocator = '''new %(class_name)s(machInst, %(mnemonic)s,
+ %(flags)s %(dest)s, %(imm)s,)''' % {
+ "class_name" : self.className,
+ "mnemonic" : self.mnemonic,
+ "flags" : self.microFlagsText(microFlags),
+ "dest" : self.dest, "imm" : self.imm }
+
+ microopClasses["limm"] = LimmOp
+}};
+
+let {{
+ # Build up the all register version of this micro op
+ iop = InstObjParams("limm", "Limm", 'X86MicroOpBase',
+ {"code" : "DestReg = imm;"})
+ header_output += MicroLimmOpDeclare.subst(iop)
+ decoder_output += MicroLimmOpConstructor.subst(iop)
+ exec_output += MicroLimmOpExecute.subst(iop)
+}};
diff --git a/src/arch/x86/isa/microops/microops.isa b/src/arch/x86/isa/microops/microops.isa
index 0262cde02..190c6c1fc 100644
--- a/src/arch/x86/isa/microops/microops.isa
+++ b/src/arch/x86/isa/microops/microops.isa
@@ -56,8 +56,11 @@
//Common microop stuff
##include "base.isa"
-//Miscellaneous microop definitions
-##include "specop.isa"
-
//Register microop definitions
##include "regop.isa"
+
+//Load immediate microop definition
+##include "limmop.isa"
+
+//Miscellaneous microop definitions
+##include "specop.isa"