X86: Implement some SSE fp microops and instructions.

--HG--
extra : convert_revision : 7e0595ef542fbfb701bfac7e9ac4648349a92b26

src/arch/x86/isa/decoder/two_byte_opcodes.isa

@@ -324,12 +324,12 @@
                 }
                 // repne (0xF2)
                 0x8: decode OPCODE_OP_BOTTOM3 {
-                    0x0: addsd_Vq_Wq();
-                    0x1: mulsd_Vq_Wq();
+                    0x0: Inst::ADDSD(Vq,Wq);
+                    0x1: Inst::MULSD(Vq,Wq);
                     0x2: cvtsd2ss_Vd_Wq();
-                    0x4: subsd_Vq_Wq();
+                    0x4: Inst::SUBSD(Vq,Wq);
                     0x5: minsd_Vq_Wq();
-                    0x6: divsd_Vq_Wq();
+                    0x6: Inst::DIVSD(Vq,Wq);
                     0x7: maxsd_Vq_Wq();
                     default: Inst::UD2();
                 }

src/arch/x86/isa/insts/sse/add_and_subtract.py

@@ -0,0 +1,86 @@
+# 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
+
+microcode = '''
+def macroop ADDSD_R_R {
+    addfp xmml, xmml, xmmlm
+};
+
+def macroop ADDSD_R_M {
+    ldfp ufp1, seg, sib, disp
+    addfp xmml, xmml, ufp1
+};
+
+def macroop ADDSD_R_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp
+    addfp xmml, xmml, ufp1
+};
+
+def macroop SUBSD_R_R {
+    subfp xmml, xmml, xmmlm
+};
+
+def macroop SUBSD_R_M {
+    ldfp ufp1, seg, sib, disp
+    subfp xmml, xmml, ufp1
+};
+
+def macroop SUBSD_R_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp
+    subfp xmml, xmml, ufp1
+};
+'''

src/arch/x86/isa/insts/sse/multiply_and_divide.py

@@ -0,0 +1,86 @@
+# 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
+
+microcode = '''
+def macroop MULSD_R_R {
+    mulfp xmml, xmml, xmmlm
+};
+
+def macroop MULSD_R_M {
+    ldfp ufp1, seg, sib, disp
+    mulfp xmml, xmml, ufp1
+};
+
+def macroop MULSD_R_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp
+    mulfp xmml, xmml, ufp1
+};
+
+def macroop DIVSD_R_R {
+    divfp xmml, xmml, xmmlm
+};
+
+def macroop DIVSD_R_M {
+    ldfp ufp1, seg, sib, disp
+    divfp xmml, xmml, ufp1
+};
+
+def macroop DIVSD_R_P {
+    rdip t7
+    ldfp ufp1, seg, riprel, disp
+    divfp xmml, xmml, ufp1
+};
+'''

src/arch/x86/isa/microops/regop.isa

@@ -655,4 +655,18 @@ let {{
         int64_t intSrcReg1 = static_cast<int64_t>(FpSrcReg1);
         DestReg = merge(DestReg, intSrcReg1, dataSize);
         '''
+
+    # These need to consider size at some point. They'll always use doubles
+    # for the moment.
+    class addfp(RegOp):
+        code = 'FpDestReg = FpSrcReg1 + FpSrcReg2;'
+
+    class mulfp(RegOp):
+        code = 'FpDestReg = FpSrcReg1 * FpSrcReg2;'
+
+    class divfp(RegOp):
+        code = 'FpDestReg = FpSrcReg1 / FpSrcReg2;'
+
+    class subfp(RegOp):
+        code = 'FpDestReg = FpSrcReg1 - FpSrcReg2;'
 }};