From 19e05d7e8d4a5e9a6f3bb60d3530e2de6a61fee0 Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Wed, 2 Jun 2010 12:58:14 -0500 Subject: ARM: Move the VFP data operation decode into a function. --- src/arch/arm/isa/decoder/arm.isa | 4 +- src/arch/arm/isa/decoder/thumb.isa | 8 +--- src/arch/arm/isa/decoder/vfp.isa | 83 -------------------------------------- 3 files changed, 3 insertions(+), 92 deletions(-) delete mode 100644 src/arch/arm/isa/decoder/vfp.isa (limited to 'src/arch/arm/isa/decoder') diff --git a/src/arch/arm/isa/decoder/arm.isa b/src/arch/arm/isa/decoder/arm.isa index f453d8299..163da5ca0 100644 --- a/src/arch/arm/isa/decoder/arm.isa +++ b/src/arch/arm/isa/decoder/arm.isa @@ -143,9 +143,7 @@ format DataOp { 0x7: decode OPCODE_24 { 0: decode OPCODE_4 { 0: decode CPNUM { - 0xa, 0xb: decode OPCODE_23_20 { -##include "vfp.isa" - } + 0xa, 0xb: VfpData::vfpData(); } // CPNUM 1: decode CPNUM { // 27-24=1110,4 ==1 1: decode OPCODE_15_12 { diff --git a/src/arch/arm/isa/decoder/thumb.isa b/src/arch/arm/isa/decoder/thumb.isa index d618f6b35..6c1dd7d57 100644 --- a/src/arch/arm/isa/decoder/thumb.isa +++ b/src/arch/arm/isa/decoder/thumb.isa @@ -80,9 +80,7 @@ default: decode HTOPCODE_9_8 { 0x2: decode LTOPCODE_4 { 0x0: decode LTCOPROC { - 0xa, 0xb: decode OPCODE_23_20 { -##include "vfp.isa" - } + 0xa, 0xb: VfpData::vfpData(); default: WarnUnimpl::cdp(); // cdp2 } 0x1: decode LTCOPROC { @@ -138,9 +136,7 @@ default: decode HTOPCODE_9_8 { 0x2: decode LTOPCODE_4 { 0x0: decode LTCOPROC { - 0xa, 0xb: decode OPCODE_23_20 { -##include "vfp.isa" - } + 0xa, 0xb: VfpData::vfpData(); default: WarnUnimpl::cdp(); // cdp2 } 0x1: decode LTCOPROC { diff --git a/src/arch/arm/isa/decoder/vfp.isa b/src/arch/arm/isa/decoder/vfp.isa deleted file mode 100644 index 65da0abc3..000000000 --- a/src/arch/arm/isa/decoder/vfp.isa +++ /dev/null @@ -1,83 +0,0 @@ -// -*- mode:c++ -*- - -// Copyright (c) 2010 ARM Limited -// All rights reserved -// -// The license below extends only to copyright in the software and shall -// not be construed as granting a license to any other intellectual -// property including but not limited to intellectual property relating -// to a hardware implementation of the functionality of the software -// licensed hereunder. You may use the software subject to the license -// terms below provided that you ensure that this notice is replicated -// unmodified and in its entirety in all distributions of the software, -// modified or unmodified, in source code or in binary form. -// -// Copyright (c) 2009 The Regents of The University of Michigan -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: 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 holders nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// 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 - - -// There needs to be a decode statement in the file that includes this since -// the isa_parser can't handle a case and what it corresponds with spanning -// lines. it should decode bits 23 through 20. - -format FloatOp { - 0x0, 0x4: WarnUnimpl::vmla(); // vmls - 0x1, 0x5: WarnUnimpl::vnmla(); // vnmls, vnmul - 0x2, 0x6: decode OPCODE_6 { - 0x0: WarnUnimpl::vmul(); - 0x1: WarnUnimpl::vnmla(); // vnmls, vnmul - } - 0x3, 0x7: decode OPCODE_6 { - 0x0: WarnUnimpl::vadd(); - 0x1: WarnUnimpl::vsub(); - } - 0x8, 0xc: WarnUnimpl::vdiv(); - 0xb, 0xf: decode OPCODE_6 { - 0x0: WarnUnimpl::vmov(); // immediate - 0x1: decode OPCODE_19_16 { - 0x0: decode OPCODE_7 { - 0x0: WarnUnimpl::vmov(); // register - 0x1: WarnUnimpl::vabs(); - } - 0x1: decode OPCODE_7 { - 0x0: WarnUnimpl::vneg(); - 0x1: WarnUnimpl::vsqrt(); - } - 0x2, 0x3: WarnUnimpl::vcvtb(); // vcvtt - 0x4, 0x5: WarnUnimpl::vcmp(); // vcmpe double to single - 0x7: decode OPCODE_7 { - 0x0: WarnUnimpl::vcvt(); // double and single - } - 0x8: WarnUnimpl::vcvt(); // vcvtr fp and int - 0xa, 0xb: WarnUnimpl::vcvt(); // fp and fixed point - 0xc, 0xd: WarnUnimpl::vcvt(); // vcvtr fp and int - 0xe, 0xf: WarnUnimpl::vcvt(); // fp and fixed point - } - } -} - -- cgit v1.2.3