From: Gabe Black Date: Wed, 5 Sep 2007 06:33:50 +0000 (-0700) Subject: X86: Implement some SSE fp microops and instructions. X-Git-Tag: m5_2.0_beta4~128 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d2fc4ee6258af274131e00d98ec44d199601596f;p=gem5.git X86: Implement some SSE fp microops and instructions. --HG-- extra : convert_revision : 7e0595ef542fbfb701bfac7e9ac4648349a92b26 --- diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index 10b139fb9..3d1878ba1 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/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(); } diff --git a/src/arch/x86/isa/insts/sse/add_and_subtract.py b/src/arch/x86/isa/insts/sse/add_and_subtract.py new file mode 100644 index 000000000..5e8919106 --- /dev/null +++ b/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 +}; +''' diff --git a/src/arch/x86/isa/insts/sse/multiply_and_divide.py b/src/arch/x86/isa/insts/sse/multiply_and_divide.py new file mode 100644 index 000000000..d555c6e1a --- /dev/null +++ b/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 +}; +''' diff --git a/src/arch/x86/isa/microops/regop.isa b/src/arch/x86/isa/microops/regop.isa index 3641438f5..1d9299ff3 100644 --- a/src/arch/x86/isa/microops/regop.isa +++ b/src/arch/x86/isa/microops/regop.isa @@ -655,4 +655,18 @@ let {{ int64_t intSrcReg1 = static_cast(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;' }};