diff options
Diffstat (limited to 'src/arch')
26 files changed, 1765 insertions, 327 deletions
diff --git a/src/arch/alpha/utility.hh b/src/arch/alpha/utility.hh index d3ccc0444..0304d1c3a 100644 --- a/src/arch/alpha/utility.hh +++ b/src/arch/alpha/utility.hh @@ -37,16 +37,17 @@ #include "arch/alpha/isa_traits.hh" #include "arch/alpha/regfile.hh" #include "base/misc.hh" +#include "cpu/thread_context.hh" namespace AlphaISA { static inline ExtMachInst - makeExtMI(MachInst inst, const uint64_t &pc) { + makeExtMI(MachInst inst, ThreadContext * xc) { #if FULL_SYSTEM ExtMachInst ext_inst = inst; - if (pc && 0x1) - return ext_inst|=(static_cast<ExtMachInst>(pc & 0x1) << 32); + if (xc->readPC() && 0x1) + return ext_inst|=(static_cast<ExtMachInst>(xc->readPC() & 0x1) << 32); else return ext_inst; #else diff --git a/src/arch/isa_parser.py b/src/arch/isa_parser.py index 4d522e18a..b235398f1 100755 --- a/src/arch/isa_parser.py +++ b/src/arch/isa_parser.py @@ -1636,7 +1636,7 @@ opClassRE = re.compile(r'.*Op|No_OpClass') class InstObjParams: def __init__(self, mnem, class_name, base_class = '', - code = None, opt_args = [], *extras): + code = None, opt_args = [], extras = {}): self.mnemonic = mnem self.class_name = class_name self.base_class = base_class @@ -1648,13 +1648,23 @@ class InstObjParams: else: origCode = code codeBlock = CodeBlock(code) - compositeCode = '\n'.join([origCode] + - [pair[1] for pair in extras]) + stringExtras = {} + otherExtras = {} + for (k, v) in extras.items(): + if type(v) == str: + stringExtras[k] = v + else: + otherExtras[k] = v + compositeCode = "\n".join([origCode] + stringExtras.values()) + # compositeCode = '\n'.join([origCode] + + # [pair[1] for pair in extras]) compositeBlock = CodeBlock(compositeCode) for code_attr in compositeBlock.__dict__.keys(): setattr(self, code_attr, getattr(compositeBlock, code_attr)) - for (key, snippet) in extras: + for (key, snippet) in stringExtras.items(): setattr(self, key, CodeBlock(snippet).code) + for (key, item) in otherExtras.items(): + setattr(self, key, item) self.code = codeBlock.code self.orig_code = origCode else: diff --git a/src/arch/mips/utility.hh b/src/arch/mips/utility.hh index ae2fe1aea..56689ba4d 100644 --- a/src/arch/mips/utility.hh +++ b/src/arch/mips/utility.hh @@ -35,6 +35,7 @@ #include "arch/mips/types.hh" #include "base/misc.hh" #include "config/full_system.hh" +#include "cpu/thread_context.hh" //XXX This is needed for size_t. We should use something other than size_t //#include "kern/linux/linux.hh" #include "sim/host.hh" @@ -86,11 +87,11 @@ namespace MipsISA { } static inline ExtMachInst - makeExtMI(MachInst inst, const uint64_t &pc) { + makeExtMI(MachInst inst, ThreadContext * xc) { #if FULL_SYSTEM ExtMachInst ext_inst = inst; - if (pc && 0x1) - return ext_inst|=(static_cast<ExtMachInst>(pc & 0x1) << 32); + if (xc->readPC() && 0x1) + return ext_inst|=(static_cast<ExtMachInst>(xc->readPC() & 0x1) << 32); else return ext_inst; #else diff --git a/src/arch/sparc/SConscript b/src/arch/sparc/SConscript index 66f2b57e0..e317502e0 100644 --- a/src/arch/sparc/SConscript +++ b/src/arch/sparc/SConscript @@ -44,6 +44,7 @@ Import('env') # Base sources used by all configurations. base_sources = Split(''' + asi.cc faults.cc floatregfile.cc intregfile.cc diff --git a/src/arch/sparc/asi.cc b/src/arch/sparc/asi.cc new file mode 100644 index 000000000..00c9e041e --- /dev/null +++ b/src/arch/sparc/asi.cc @@ -0,0 +1,279 @@ +/* + * Copyright (c) 2006 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 + */ + +#include "arch/sparc/asi.hh" + +namespace SparcISA +{ + bool AsiIsBlock(ASI asi) + { + return + (asi == ASI_BLK_AIUP) || + (asi == ASI_BLK_AIUS) || + (asi == ASI_BLK_AIUPL) || + (asi == ASI_BLK_AIUSL) || + (asi == ASI_BLK_P) || + (asi == ASI_BLK_S) || + (asi == ASI_BLK_PL) || + (asi == ASI_BLK_SL); + } + + bool AsiIsPrimary(ASI asi) + { + return + (asi == ASI_AIUP) || + (asi == ASI_BLK_AIUP) || + (asi == ASI_AIUPL) || + (asi == ASI_BLK_AIUPL) || + (asi == ASI_LDTX_AIUP) || + (asi == ASI_LDTX_AIUPL) || + (asi == ASI_P) || + (asi == ASI_PNF) || + (asi == ASI_PL) || + (asi == ASI_PNFL) || + (asi == ASI_PST8_P) || + (asi == ASI_PST16_P) || + (asi == ASI_PST32_P) || + (asi == ASI_PST8_PL) || + (asi == ASI_PST16_PL) || + (asi == ASI_PST32_PL) || + (asi == ASI_FL8_P) || + (asi == ASI_FL16_P) || + (asi == ASI_FL8_PL) || + (asi == ASI_FL16_PL) || + (asi == ASI_LDTX_P) || + (asi == ASI_LDTX_PL) || + (asi == ASI_BLK_P) || + (asi == ASI_BLK_PL); + } + + bool AsiIsSecondary(ASI asi) + { + return + (asi == ASI_AIUS) || + (asi == ASI_BLK_AIUS) || + (asi == ASI_AIUSL) || + (asi == ASI_BLK_AIUSL) || + (asi == ASI_LDTX_AIUS) || + (asi == ASI_LDTX_AIUSL) || + (asi == ASI_S) || + (asi == ASI_SNF) || + (asi == ASI_SL) || + (asi == ASI_SNFL) || + (asi == ASI_PST8_S) || + (asi == ASI_PST16_S) || + (asi == ASI_PST32_S) || + (asi == ASI_PST8_SL) || + (asi == ASI_PST16_SL) || + (asi == ASI_PST32_SL) || + (asi == ASI_FL8_S) || + (asi == ASI_FL16_S) || + (asi == ASI_FL8_SL) || + (asi == ASI_FL16_SL) || + (asi == ASI_LDTX_S) || + (asi == ASI_LDTX_SL) || + (asi == ASI_BLK_S) || + (asi == ASI_BLK_SL); + } + + bool AsiNucleus(ASI asi) + { + return + (asi == ASI_N) || + (asi == ASI_NL) || + (asi == ASI_LDTX_N) || + (asi == ASI_LDTX_NL); + } + + bool AsiIsAsIfUser(ASI asi) + { + return + (asi == ASI_AIUP) || + (asi == ASI_AIUS) || + (asi == ASI_BLK_AIUP) || + (asi == ASI_BLK_AIUS) || + (asi == ASI_AIUPL) || + (asi == ASI_AIUSL) || + (asi == ASI_BLK_AIUPL) || + (asi == ASI_BLK_AIUSL) || + (asi == ASI_LDTX_AIUP) || + (asi == ASI_LDTX_AIUS) || + (asi == ASI_LDTX_AIUPL) || + (asi == ASI_LDTX_AIUSL); + } + + bool AsiIsIO(ASI asi) + { + return + (asi == ASI_REAL_IO) || + (asi == ASI_REAL_IO_L); + } + + bool AsiIsReal(ASI asi) + { + return + (asi == ASI_REAL) || + (asi == ASI_REAL_IO) || + (asi == ASI_REAL_L) || + (asi == ASI_REAL_IO_L) || + (asi == ASI_LDTX_REAL) || + (asi == ASI_LDTX_REAL_L) || + (asi == ASI_MMU_REAL); + } + + bool AsiIsLittle(ASI asi) + { + return + (asi == ASI_NL) || + (asi == ASI_AIUPL) || + (asi == ASI_AIUSL) || + (asi == ASI_REAL_L) || + (asi == ASI_REAL_IO_L) || + (asi == ASI_BLK_AIUPL) || + (asi == ASI_BLK_AIUSL) || + (asi == ASI_LDTX_AIUPL) || + (asi == ASI_LDTX_AIUSL) || + (asi == ASI_LDTX_REAL_L) || + (asi == ASI_LDTX_NL) || + (asi == ASI_PL) || + (asi == ASI_SL) || + (asi == ASI_PNFL) || + (asi == ASI_SNFL) || + (asi == ASI_PST8_PL) || + (asi == ASI_PST8_SL) || + (asi == ASI_PST16_PL) || + (asi == ASI_PST16_SL) || + (asi == ASI_PST32_PL) || + (asi == ASI_PST32_SL) || + (asi == ASI_FL8_PL) || + (asi == ASI_FL8_SL) || + (asi == ASI_FL16_PL) || + (asi == ASI_FL16_SL) || + (asi == ASI_LDTX_PL) || + (asi == ASI_LDTX_SL) || + (asi == ASI_BLK_PL) || + (asi == ASI_BLK_SL); + } + + bool AsiIsTwin(ASI asi) + { + return + (asi == ASI_LDTX_AIUP) || + (asi == ASI_LDTX_AIUS) || + (asi == ASI_LDTX_REAL) || + (asi == ASI_LDTX_N) || + (asi == ASI_LDTX_AIUPL) || + (asi == ASI_LDTX_AIUSL) || + (asi == ASI_LDTX_REAL_L) || + (asi == ASI_LDTX_NL) || + (asi == ASI_LDTX_P) || + (asi == ASI_LDTX_S) || + (asi == ASI_LDTX_PL) || + (asi == ASI_LDTX_SL); + } + + bool AsiIsPartialStore(ASI asi) + { + return + (asi == ASI_PST8_P) || + (asi == ASI_PST8_S) || + (asi == ASI_PST16_P) || + (asi == ASI_PST16_S) || + (asi == ASI_PST32_P) || + (asi == ASI_PST32_S) || + (asi == ASI_PST8_PL) || + (asi == ASI_PST8_SL) || + (asi == ASI_PST16_PL) || + (asi == ASI_PST16_SL) || + (asi == ASI_PST32_PL) || + (asi == ASI_PST32_SL); + } + + bool AsiIsFloatingLoad(ASI asi) + { + return + (asi == ASI_FL8_P) || + (asi == ASI_FL8_S) || + (asi == ASI_FL16_P) || + (asi == ASI_FL16_S) || + (asi == ASI_FL8_PL) || + (asi == ASI_FL8_SL) || + (asi == ASI_FL16_PL) || + (asi == ASI_FL16_SL); + } + + bool AsiIsNoFault(ASI asi) + { + return + (asi == ASI_PNF) || + (asi == ASI_SNF) || + (asi == ASI_PNFL) || + (asi == ASI_SNFL); + } + + bool AsiIsScratchPad(ASI asi) + { + return + (asi == ASI_SCRATCHPAD) || + (asi == ASI_HYP_SCRATCHPAD); + } + + bool AsiIsCmt(ASI asi) + { + return + (asi == ASI_CMT_PER_STRAND) || + (asi == ASI_CMT_SHARED); + } + + bool AsiIsQueue(ASI asi) + { + return asi == ASI_QUEUE; + } + + bool AsiIsDtlb(ASI asi) + { + return + (asi == ASI_DTLB_DATA_IN_REG) || + (asi == ASI_DTLB_DATA_ACCESS_REG) || + (asi == ASI_DTLB_TAG_READ_REG); + } + + bool AsiIsMmu(ASI asi) + { + return + (asi == ASI_MMU_CONTEXTID) || + (asi == ASI_IMMU) || + (asi == ASI_MMU_REAL) || + (asi == ASI_MMU) || + (asi == ASI_DMMU) || + (asi == ASI_UMMU) || + (asi == ASI_DMMU_DEMAP); + } +} diff --git a/src/arch/sparc/asi.hh b/src/arch/sparc/asi.hh index 482e077e0..876567225 100644 --- a/src/arch/sparc/asi.hh +++ b/src/arch/sparc/asi.hh @@ -156,23 +156,23 @@ namespace SparcISA ASI_PST32_SL = 0xCD, ASI_PST32_SECONDARY_LITTLE = ASI_PST32_SL, //0xCE-0xCF implementation dependent - ASI_PL8_P = 0xD0, - ASI_PL8_PRIMARY = ASI_PL8_P, - ASI_PL8_S = 0xD1, - ASI_PL8_SECONDARY = ASI_PL8_S, - ASI_PL16_P = 0xD2, - ASI_PL16_PRIMARY = ASI_PL16_P, - ASI_PL16_S = 0xD3, - ASI_PL16_SECONDARY = ASI_PL16_S, + ASI_FL8_P = 0xD0, + ASI_FL8_PRIMARY = ASI_FL8_P, + ASI_FL8_S = 0xD1, + ASI_FL8_SECONDARY = ASI_FL8_S, + ASI_FL16_P = 0xD2, + ASI_FL16_PRIMARY = ASI_FL16_P, + ASI_FL16_S = 0xD3, + ASI_FL16_SECONDARY = ASI_FL16_S, //0xD4-0xD7 implementation dependent - ASI_PL8_PL = 0xD8, - ASI_PL8_PRIMARY_LITTLE = ASI_PL8_PL, - ASI_PL8_SL = 0xD9, - ASI_PL8_SECONDARY_LITTLE = ASI_PL8_SL, - ASI_PL16_PL = 0xDA, - ASI_PL16_PRIMARY_LITTLE = ASI_PL16_PL, - ASI_PL16_SL = 0xDB, - ASI_PL16_SECONDARY_LITTLE = ASI_PL16_SL, + ASI_FL8_PL = 0xD8, + ASI_FL8_PRIMARY_LITTLE = ASI_FL8_PL, + ASI_FL8_SL = 0xD9, + ASI_FL8_SECONDARY_LITTLE = ASI_FL8_SL, + ASI_FL16_PL = 0xDA, + ASI_FL16_PRIMARY_LITTLE = ASI_FL16_PL, + ASI_FL16_SL = 0xDB, + ASI_FL16_SECONDARY_LITTLE = ASI_FL16_SL, //0xDC-0xDF implementation dependent //0xE0-0xE1 reserved ASI_LDTX_P = 0xE2, @@ -193,9 +193,30 @@ namespace SparcISA ASI_BLK_PL = 0xF8, ASI_BLOCK_PRIMARY_LITTLE = ASI_BLK_PL, ASI_BLK_SL = 0xF9, - ASI_BLOCK_SECONDARY_LITTLE = ASI_BLK_SL + ASI_BLOCK_SECONDARY_LITTLE = ASI_BLK_SL, //0xFA-0xFF implementation dependent + MAX_ASI = 0xFF }; + + //Functions that classify an asi + bool AsiIsBlock(ASI); + bool AsiIsPrimary(ASI); + bool AsiIsSecondary(ASI); + bool AsiIsNucleus(ASI); + bool AsiIsAsIfUser(ASI); + bool AsiIsIO(ASI); + bool AsiIsReal(ASI); + bool AsiIsLittle(ASI); + bool AsiIsTwin(ASI); + bool AsiIsPartialStore(ASI); + bool AsiIsFloatingLoad(ASI); + bool AsiIsNoFault(ASI); + bool AsiIsScratchPad(ASI); + bool AsiIsCmt(ASI); + bool AsiIsQueue(ASI); + bool AsiIsDtlb(ASI); + bool AsiIsMmu(ASI); + }; #endif // __ARCH_SPARC_TLB_HH__ diff --git a/src/arch/sparc/isa/base.isa b/src/arch/sparc/isa/base.isa index b518265aa..a4c022411 100644 --- a/src/arch/sparc/isa/base.isa +++ b/src/arch/sparc/isa/base.isa @@ -77,7 +77,7 @@ output header {{ protected: // Constructor. SparcStaticInst(const char *mnem, - MachInst _machInst, OpClass __opClass) + ExtMachInst _machInst, OpClass __opClass) : StaticInst(mnem, _machInst, __opClass) { } diff --git a/src/arch/sparc/isa/bitfields.isa b/src/arch/sparc/isa/bitfields.isa index 27f52fa29..372f5c4ef 100644 --- a/src/arch/sparc/isa/bitfields.isa +++ b/src/arch/sparc/isa/bitfields.isa @@ -76,3 +76,7 @@ def bitfield SIMM11 <10:0>; def bitfield SIMM13 <12:0>; def bitfield SW_TRAP <7:0>; def bitfield X <12>; + +// Extended bitfields which aren't part of the actual instruction. + +def bitfield EXT_ASI <39:32>; diff --git a/src/arch/sparc/isa/decoder.isa b/src/arch/sparc/isa/decoder.isa index 1384b21a0..45d3616d9 100644 --- a/src/arch/sparc/isa/decoder.isa +++ b/src/arch/sparc/isa/decoder.isa @@ -441,7 +441,7 @@ decode OP default Unknown::unknown() 0x34: decode OPF{ format BasicOperate{ 0x01: fmovs({{ - Frd.uw = Frs2.uw; + Frds.uw = Frs2s.uw; //fsr.ftt = fsr.cexc = 0 Fsr &= ~(7 << 14); Fsr &= ~(0x1F); @@ -454,7 +454,7 @@ decode OP default Unknown::unknown() }}); 0x03: Trap::fmovq({{fault = new FpDisabled;}}); 0x05: fnegs({{ - Frd.uw = Frs2.uw ^ (1UL << 31); + Frds.uw = Frs2s.uw ^ (1UL << 31); //fsr.ftt = fsr.cexc = 0 Fsr &= ~(7 << 14); Fsr &= ~(0x1F); @@ -467,7 +467,7 @@ decode OP default Unknown::unknown() }}); 0x07: Trap::fnegq({{fault = new FpDisabled;}}); 0x09: fabss({{ - Frd.uw = ((1UL << 31) - 1) & Frs2.uw; + Frds.uw = ((1UL << 31) - 1) & Frs2s.uw; //fsr.ftt = fsr.cexc = 0 Fsr &= ~(7 << 14); Fsr &= ~(0x1F); @@ -479,55 +479,55 @@ decode OP default Unknown::unknown() Fsr &= ~(0x1F); }}); 0x0B: Trap::fabsq({{fault = new FpDisabled;}}); - 0x29: fsqrts({{Frd.sf = sqrt(Frs2.sf);}}); + 0x29: fsqrts({{Frds.sf = sqrt(Frs2s.sf);}}); 0x2A: fsqrtd({{Frd.df = sqrt(Frs2.df);}}); 0x2B: Trap::fsqrtq({{fault = new FpDisabled;}}); - 0x41: fadds({{Frd.sf = Frs1.sf + Frs2.sf;}}); + 0x41: fadds({{Frds.sf = Frs1s.sf + Frs2s.sf;}}); 0x42: faddd({{Frd.df = Frs1.df + Frs2.df;}}); 0x43: Trap::faddq({{fault = new FpDisabled;}}); - 0x45: fsubs({{Frd.sf = Frs1.sf - Frs2.sf;}}); + 0x45: fsubs({{Frds.sf = Frs1s.sf - Frs2s.sf;}}); 0x46: fsubd({{Frd.df = Frs1.df - Frs2.df;}}); 0x47: Trap::fsubq({{fault = new FpDisabled;}}); - 0x49: fmuls({{Frd.sf = Frs1.sf * Frs2.sf;}}); + 0x49: fmuls({{Frds.sf = Frs1s.sf * Frs2s.sf;}}); 0x4A: fmuld({{Frd.df = Frs1.df * Frs2.df;}}); 0x4B: Trap::fmulq({{fault = new FpDisabled;}}); - 0x4D: fdivs({{Frd.sf = Frs1.sf / Frs2.sf;}}); + 0x4D: fdivs({{Frds.sf = Frs1s.sf / Frs2s.sf;}}); 0x4E: fdivd({{Frd.df = Frs1.df / Frs2.df;}}); 0x4F: Trap::fdivq({{fault = new FpDisabled;}}); - 0x69: fsmuld({{Frd.df = Frs1.sf * Frs2.sf;}}); + 0x69: fsmuld({{Frd.df = Frs1s.sf * Frs2s.sf;}}); 0x6E: Trap::fdmulq({{fault = new FpDisabled;}}); 0x81: fstox({{ - Frd.df = (double)static_cast<int64_t>(Frs2.sf); + Frd.df = (double)static_cast<int64_t>(Frs2s.sf); }}); 0x82: fdtox({{ Frd.df = (double)static_cast<int64_t>(Frs2.df); }}); 0x83: Trap::fqtox({{fault = new FpDisabled;}}); 0x84: fxtos({{ - Frd.sf = static_cast<float>((int64_t)Frs2.df); + Frds.sf = static_cast<float>((int64_t)Frs2.df); }}); 0x88: fxtod({{ Frd.df = static_cast<double>((int64_t)Frs2.df); }}); 0x8C: Trap::fxtoq({{fault = new FpDisabled;}}); 0xC4: fitos({{ - Frd.sf = static_cast<float>((int32_t)Frs2.sf); + Frds.sf = static_cast<float>((int32_t)Frs2s.sf); }}); - 0xC6: fdtos({{Frd.sf = Frs2.df;}}); + 0xC6: fdtos({{Frds.sf = Frs2.df;}}); 0xC7: Trap::fqtos({{fault = new FpDisabled;}}); 0xC8: fitod({{ - Frd.df = static_cast<double>((int32_t)Frs2.sf); + Frd.df = static_cast<double>((int32_t)Frs2s.sf); }}); - 0xC9: fstod({{Frd.df = Frs2.sf;}}); + 0xC9: fstod({{Frd.df = Frs2s.sf;}}); 0xCB: Trap::fqtod({{fault = new FpDisabled;}}); 0xCC: Trap::fitoq({{fault = new FpDisabled;}}); 0xCD: Trap::fstoq({{fault = new FpDisabled;}}); 0xCE: Trap::fdtoq({{fault = new FpDisabled;}}); 0xD1: fstoi({{ - Frd.sf = (float)static_cast<int32_t>(Frs2.sf); + Frds.sf = (float)static_cast<int32_t>(Frs2s.sf); }}); 0xD2: fdtoi({{ - Frd.sf = (float)static_cast<int32_t>(Frs2.df); + Frds.sf = (float)static_cast<int32_t>(Frs2.df); }}); 0xD3: Trap::fqtoi({{fault = new FpDisabled;}}); default: Trap::fpop1({{fault = new FpDisabled;}}); @@ -620,7 +620,7 @@ decode OP default Unknown::unknown() 0x56: Trap::fpsub32({{fault = new IllegalInstruction;}}); 0x57: Trap::fpsub32s({{fault = new IllegalInstruction;}}); 0x60: BasicOperate::fzero({{Frd.df = 0;}}); - 0x61: BasicOperate::fzeros({{Frd.sf = 0;}}); + 0x61: BasicOperate::fzeros({{Frds.sf = 0;}}); 0x62: Trap::fnor({{fault = new IllegalInstruction;}}); 0x63: Trap::fnors({{fault = new IllegalInstruction;}}); 0x64: Trap::fandnot2({{fault = new IllegalInstruction;}}); @@ -629,7 +629,7 @@ decode OP default Unknown::unknown() Frd.df = (double)(~((uint64_t)Frs2.df)); }}); 0x67: BasicOperate::fnot2s({{ - Frd.sf = (float)(~((uint32_t)Frs2.sf)); + Frds.sf = (float)(~((uint32_t)Frs2s.sf)); }}); 0x68: Trap::fandnot1({{fault = new IllegalInstruction;}}); 0x69: Trap::fandnot1s({{fault = new IllegalInstruction;}}); @@ -637,7 +637,7 @@ decode OP default Unknown::unknown() Frd.df = (double)(~((uint64_t)Frs1.df)); }}); 0x6B: BasicOperate::fnot1s({{ - Frd.sf = (float)(~((uint32_t)Frs1.sf)); + Frds.sf = (float)(~((uint32_t)Frs1s.sf)); }}); 0x6C: Trap::fxor({{fault = new IllegalInstruction;}}); 0x6D: Trap::fxors({{fault = new IllegalInstruction;}}); @@ -820,92 +820,248 @@ decode OP default Unknown::unknown() } 0x3: decode OP3 { format Load { - 0x00: lduw({{Rd = Mem;}}, {{32}}); - 0x01: ldub({{Rd = Mem;}}, {{8}}); - 0x02: lduh({{Rd = Mem;}}, {{16}}); + 0x00: lduw({{Rd = Mem.uw;}}); + 0x01: ldub({{Rd = Mem.ub;}}); + 0x02: lduh({{Rd = Mem.uhw;}}); 0x03: ldd({{ - uint64_t val = Mem; + uint64_t val = Mem.udw; RdLow = val<31:0>; RdHigh = val<63:32>; - }}, {{64}}); + }}); } format Store { - 0x04: stw({{Mem = Rd.sw;}}, {{32}}); - 0x05: stb({{Mem = Rd.sb;}}, {{8}}); - 0x06: sth({{Mem = Rd.shw;}}, {{16}}); - 0x07: std({{Mem = RdLow<31:0> | (RdHigh<31:0> << 32);}}, {{64}}); + 0x04: stw({{Mem.uw = Rd.sw;}}); + 0x05: stb({{Mem.ub = Rd.sb;}}); + 0x06: sth({{Mem.uhw = Rd.shw;}}); + 0x07: std({{Mem.udw = RdLow<31:0> | (RdHigh<31:0> << 32);}}); } format Load { - 0x08: ldsw({{Rd = (int32_t)Mem;}}, {{32}}); - 0x09: ldsb({{Rd = (int8_t)Mem;}}, {{8}}); - 0x0A: ldsh({{Rd = (int16_t)Mem;}}, {{16}}); - 0x0B: ldx({{Rd = (int64_t)Mem;}}, {{64}}); + 0x08: ldsw({{Rd = (int32_t)Mem.sw;}}); + 0x09: ldsb({{Rd = (int8_t)Mem.sb;}}); + 0x0A: ldsh({{Rd = (int16_t)Mem.shw;}}); + 0x0B: ldx({{Rd = (int64_t)Mem.sdw;}}); 0x0D: ldstub({{ - Rd = Mem; - Mem = 0xFF; - }}, {{8}}); + Rd = Mem.ub; + Mem.ub = 0xFF; + }}); } - 0x0E: Store::stx({{Mem = Rd}}, {{64}}); - 0x0F: LoadStore::swap({{ - uint32_t temp = Rd; - Rd = Mem; - Mem = temp; - }}, {{32}}); + 0x0E: Store::stx({{Mem.udw = Rd}}); + 0x0F: LoadStore::swap( + {{*temp = Rd.uw; + Rd.uw = Mem.uw;}}, + {{Mem.uw = *temp;}}); format Load { - 0x10: lduwa({{Rd = Mem;}}, {{32}}); - 0x11: lduba({{Rd = Mem;}}, {{8}}); - 0x12: lduha({{Rd = Mem;}}, {{16}}); + 0x10: lduwa({{Rd = Mem.uw;}}); + 0x11: lduba({{Rd = Mem.ub;}}); + 0x12: lduha({{Rd = Mem.uhw;}}); 0x13: ldda({{ - uint64_t val = Mem; + uint64_t val = Mem.udw; RdLow = val<31:0>; RdHigh = val<63:32>; - }}, {{64}}); + }}); } format Store { - 0x14: stwa({{Mem = Rd;}}, {{32}}); - 0x15: stba({{Mem = Rd;}}, {{8}}); - 0x16: stha({{Mem = Rd;}}, {{16}}); - 0x17: stda({{Mem = RdLow<31:0> | RdHigh<31:0> << 32;}}, {{64}}); + 0x14: stwa({{Mem.uw = Rd;}}); + 0x15: stba({{Mem.ub = Rd;}}); + 0x16: stha({{Mem.uhw = Rd;}}); + 0x17: stda({{Mem.udw = RdLow<31:0> | RdHigh<31:0> << 32;}}); } format Load { - 0x18: ldswa({{Rd = (int32_t)Mem;}}, {{32}}); - 0x19: ldsba({{Rd = (int8_t)Mem;}}, {{8}}); - 0x1A: ldsha({{Rd = (int16_t)Mem;}}, {{16}}); - 0x1B: ldxa({{Rd = (int64_t)Mem;}}, {{64}}); + 0x18: ldswa({{Rd = (int32_t)Mem.sw;}}); + 0x19: ldsba({{Rd = (int8_t)Mem.sb;}}); + 0x1A: ldsha({{Rd = (int16_t)Mem.shw;}}); + 0x1B: ldxa({{Rd = (int64_t)Mem.sdw;}}); } - 0x1D: LoadStore::ldstuba({{ - Rd = Mem; - Mem = 0xFF; - }}, {{8}}); - 0x1E: Store::stxa({{Mem = Rd}}, {{64}}); - 0x1F: LoadStore::swapa({{ - uint32_t temp = Rd; - Rd = Mem; - Mem = temp; - }}, {{32}}); + 0x1D: LoadStore::ldstuba( + {{Rd = Mem.ub;}}, + {{Mem.ub = 0xFF}}); + 0x1E: Store::stxa({{Mem.udw = Rd}}); + 0x1F: LoadStore::swapa( + {{*temp = Rd.uw; + Rd.uw = Mem.uw;}}, + {{Mem.uw = *temp;}}); format Trap { - 0x20: Load::ldf({{Frd.uw = Mem;}}, {{32}}); + 0x20: Load::ldf({{Frd.uw = Mem.uw;}}); 0x21: decode X { - 0x0: Load::ldfsr({{Fsr = Mem<31:0> | Fsr<63:32>;}}, {{32}}); - 0x1: Load::ldxfsr({{Fsr = Mem;}}, {{64}}); + 0x0: Load::ldfsr({{Fsr = Mem.uw | Fsr<63:32>;}}); + 0x1: Load::ldxfsr({{Fsr = Mem.udw;}}); } 0x22: ldqf({{fault = new FpDisabled;}}); - 0x23: Load::lddf({{Frd.udw = Mem;}}, {{64}}); - 0x24: Store::stf({{Mem = Frd.uw;}}, {{32}}); + 0x23: Load::lddf({{Frd.udw = Mem.udw;}}); + 0x24: Store::stf({{Mem.uw = Frd.uw;}}); 0x25: decode X { - 0x0: Store::stfsr({{Mem = Fsr<31:0>;}}, {{32}}); - 0x1: Store::stxfsr({{Mem = Fsr;}}, {{64}}); + 0x0: Store::stfsr({{Mem.uw = Fsr<31:0>;}}); + 0x1: Store::stxfsr({{Mem.udw = Fsr;}}); } 0x26: stqf({{fault = new FpDisabled;}}); - 0x27: Store::stdf({{Mem = Frd.udw;}}, {{64}}); + 0x27: Store::stdf({{Mem.udw = Frd.udw;}}); 0x2D: Nop::prefetch({{ }}); - 0x30: Load::ldfa({{Frd.uw = Mem;}}, {{32}}); + 0x30: Load::ldfa({{Frd.uw = Mem.uw;}}); 0x32: ldqfa({{fault = new FpDisabled;}}); - 0x33: Load::lddfa({{Frd.udw = Mem;}}, {{64}}); - 0x34: Store::stfa({{Mem = Frd.uw;}}, {{32}}); + format LoadAlt { + 0x33: decode EXT_ASI { + //ASI_NUCLEUS + 0x04: FailUnimpl::lddfa_n(); + //ASI_NUCLEUS_LITTLE + 0x0C: FailUnimpl::lddfa_nl(); + //ASI_AS_IF_USER_PRIMARY + 0x10: FailUnimpl::lddfa_aiup(); + //ASI_AS_IF_USER_PRIMARY_LITTLE + 0x18: FailUnimpl::lddfa_aiupl(); + //ASI_AS_IF_USER_SECONDARY + 0x11: FailUnimpl::lddfa_aius(); + //ASI_AS_IF_USER_SECONDARY_LITTLE + 0x19: FailUnimpl::lddfa_aiusl(); + //ASI_REAL + 0x14: FailUnimpl::lddfa_real(); + //ASI_REAL_LITTLE + 0x1C: FailUnimpl::lddfa_real_l(); + //ASI_REAL_IO + 0x15: FailUnimpl::lddfa_real_io(); + //ASI_REAL_IO_LITTLE + 0x1D: FailUnimpl::lddfa_real_io_l(); + //ASI_PRIMARY + 0x80: FailUnimpl::lddfa_p(); + //ASI_PRIMARY_LITTLE + 0x88: FailUnimpl::lddfa_pl(); + //ASI_SECONDARY + 0x81: FailUnimpl::lddfa_s(); + //ASI_SECONDARY_LITTLE + 0x89: FailUnimpl::lddfa_sl(); + //ASI_PRIMARY_NO_FAULT + 0x82: FailUnimpl::lddfa_pnf(); + //ASI_PRIMARY_NO_FAULT_LITTLE + 0x8A: FailUnimpl::lddfa_pnfl(); + //ASI_SECONDARY_NO_FAULT + 0x83: FailUnimpl::lddfa_snf(); + //ASI_SECONDARY_NO_FAULT_LITTLE + 0x8B: FailUnimpl::lddfa_snfl(); + + format BlockLoad { + // LDBLOCKF + //ASI_BLOCK_AS_IF_USER_PRIMARY + 0x16: FailUnimpl::ldblockf_aiup(); + //ASI_BLOCK_AS_IF_USER_SECONDARY + 0x17: FailUnimpl::ldblockf_aius(); + //ASI_BLOCK_AS_IF_USER_PRIMARY_LITTLE + 0x1E: FailUnimpl::ldblockf_aiupl(); + //ASI_BLOCK_AS_IF_USER_SECONDARY_LITTLE + 0x1F: FailUnimpl::ldblockf_aiusl(); + //ASI_BLOCK_PRIMARY + 0xF0: ldblockf_p({{Frd_N.udw = Mem.udw;}}); + //ASI_BLOCK_SECONDARY + 0xF1: FailUnimpl::ldblockf_s(); + //ASI_BLOCK_PRIMARY_LITTLE + 0xF8: FailUnimpl::ldblockf_pl(); + //ASI_BLOCK_SECONDARY_LITTLE + 0xF9: FailUnimpl::ldblockf_sl(); + } + + //LDSHORTF + //ASI_FL8_PRIMARY + 0xD0: FailUnimpl::ldshortf_8p(); + //ASI_FL8_SECONDARY + 0xD1: FailUnimpl::ldshortf_8s(); + //ASI_FL8_PRIMARY_LITTLE + 0xD8: FailUnimpl::ldshortf_8pl(); + //ASI_FL8_SECONDARY_LITTLE + 0xD9: FailUnimpl::ldshortf_8sl(); + //ASI_FL16_PRIMARY + 0xD2: FailUnimpl::ldshortf_16p(); + //ASI_FL16_SECONDARY + 0xD3: FailUnimpl::ldshortf_16s(); + //ASI_FL16_PRIMARY_LITTLE + 0xDA: FailUnimpl::ldshortf_16pl(); + //ASI_FL16_SECONDARY_LITTLE + 0xDB: FailUnimpl::ldshortf_16sl(); + //Not an ASI which is legal with lddfa + default: Trap::lddfa_bad_asi( + {{fault = new DataAccessException;}}); + } + } + 0x34: Store::stfa({{Mem.uw = Frd.uw;}}); 0x36: stqfa({{fault = new FpDisabled;}}); - //XXX need to work in the ASI thing - 0x37: Store::stdfa({{Mem = Frd.udw;}}, {{64}}); + format StoreAlt { + 0x37: decode EXT_ASI { + //ASI_NUCLEUS + 0x04: FailUnimpl::stdfa_n(); + //ASI_NUCLEUS_LITTLE + 0x0C: FailUnimpl::stdfa_nl(); + //ASI_AS_IF_USER_PRIMARY + 0x10: FailUnimpl::stdfa_aiup(); + //ASI_AS_IF_USER_PRIMARY_LITTLE + 0x18: FailUnimpl::stdfa_aiupl(); + //ASI_AS_IF_USER_SECONDARY + 0x11: FailUnimpl::stdfa_aius(); + //ASI_AS_IF_USER_SECONDARY_LITTLE + 0x19: FailUnimpl::stdfa_aiusl(); + //ASI_REAL + 0x14: FailUnimpl::stdfa_real(); + //ASI_REAL_LITTLE + 0x1C: FailUnimpl::stdfa_real_l(); + //ASI_REAL_IO + 0x15: FailUnimpl::stdfa_real_io(); + //ASI_REAL_IO_LITTLE + 0x1D: FailUnimpl::stdfa_real_io_l(); + //ASI_PRIMARY + 0x80: FailUnimpl::stdfa_p(); + //ASI_PRIMARY_LITTLE + 0x88: FailUnimpl::stdfa_pl(); + //ASI_SECONDARY + 0x81: FailUnimpl::stdfa_s(); + //ASI_SECONDARY_LITTLE + 0x89: FailUnimpl::stdfa_sl(); + //ASI_PRIMARY_NO_FAULT + 0x82: FailUnimpl::stdfa_pnf(); + //ASI_PRIMARY_NO_FAULT_LITTLE + 0x8A: FailUnimpl::stdfa_pnfl(); + //ASI_SECONDARY_NO_FAULT + 0x83: FailUnimpl::stdfa_snf(); + //ASI_SECONDARY_NO_FAULT_LITTLE + 0x8B: FailUnimpl::stdfa_snfl(); + + format BlockStore { + // STBLOCKF + //ASI_BLOCK_AS_IF_USER_PRIMARY + 0x16: FailUnimpl::stblockf_aiup(); + //ASI_BLOCK_AS_IF_USER_SECONDARY + 0x17: FailUnimpl::stblockf_aius(); + //ASI_BLOCK_AS_IF_USER_PRIMARY_LITTLE + 0x1E: FailUnimpl::stblockf_aiupl(); + //ASI_BLOCK_AS_IF_USER_SECONDARY_LITTLE + 0x1F: FailUnimpl::stblockf_aiusl(); + //ASI_BLOCK_PRIMARY + 0xF0: stblockf_p({{Mem.udw = Frd_N.udw;}}); + //ASI_BLOCK_SECONDARY + 0xF1: FailUnimpl::stblockf_s(); + //ASI_BLOCK_PRIMARY_LITTLE + 0xF8: FailUnimpl::stblockf_pl(); + //ASI_BLOCK_SECONDARY_LITTLE + 0xF9: FailUnimpl::stblockf_sl(); + } + + //STSHORTF + //ASI_FL8_PRIMARY + 0xD0: FailUnimpl::stshortf_8p(); + //ASI_FL8_SECONDARY + 0xD1: FailUnimpl::stshortf_8s(); + //ASI_FL8_PRIMARY_LITTLE + 0xD8: FailUnimpl::stshortf_8pl(); + //ASI_FL8_SECONDARY_LITTLE + 0xD9: FailUnimpl::stshortf_8sl(); + //ASI_FL16_PRIMARY + 0xD2: FailUnimpl::stshortf_16p(); + //ASI_FL16_SECONDARY + 0xD3: FailUnimpl::stshortf_16s(); + //ASI_FL16_PRIMARY_LITTLE + 0xDA: FailUnimpl::stshortf_16pl(); + //ASI_FL16_SECONDARY_LITTLE + 0xDB: FailUnimpl::stshortf_16sl(); + //Not an ASI which is legal with lddfa + default: Trap::stdfa_bad_asi( + {{fault = new DataAccessException;}}); + } + } 0x3C: Cas::casa({{ uint64_t val = Mem.uw; if(Rs2.uw == val) diff --git a/src/arch/sparc/isa/formats.isa b/src/arch/sparc/isa/formats.isa deleted file mode 100644 index 17d68061b..000000000 --- a/src/arch/sparc/isa/formats.isa +++ /dev/null @@ -1,28 +0,0 @@ -//Include the basic format -//Templates from this format are used later -##include "formats/basic.isa" - -//Include the noop format -##include "formats/nop.isa" - -//Include the integerOp and integerOpCc format -##include "formats/integerop.isa" - -//Include the memory format -##include "formats/mem.isa" - -//Include the compare and swap format -##include "formats/cas.isa" - -//Include the trap format -##include "formats/trap.isa" - -//Include the "unknown" format -##include "formats/unknown.isa" - -//Include the priveleged mode format -##include "formats/priv.isa" - -//Include the branch format -##include "formats/branch.isa" - diff --git a/src/arch/sparc/isa/formats/basic.isa b/src/arch/sparc/isa/formats/basic.isa index 0a47a7ffe..a4c05387b 100644 --- a/src/arch/sparc/isa/formats/basic.isa +++ b/src/arch/sparc/isa/formats/basic.isa @@ -33,6 +33,14 @@ def template BasicExecDeclare {{ Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const; }}; +// Definitions of execute methods that panic. +def template BasicExecPanic {{ + Fault execute(%(CPU_exec_context)s *, Trace::InstRecord *) const + { + panic("Execute method called when it shouldn't!"); + } +}}; + // Basic instruction class declaration template. def template BasicDeclare {{ /** @@ -42,14 +50,14 @@ def template BasicDeclare {{ { public: // Constructor. - %(class_name)s(MachInst machInst); + %(class_name)s(ExtMachInst machInst); %(BasicExecDeclare)s }; }}; // Basic instruction class constructor template. def template BasicConstructor {{ - inline %(class_name)s::%(class_name)s(MachInst machInst) + inline %(class_name)s::%(class_name)s(ExtMachInst machInst) : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s) { %(constructor)s; @@ -80,6 +88,11 @@ def template BasicDecode {{ return new %(class_name)s(machInst); }}; +// Basic decode template, passing mnemonic in as string arg to constructor. +def template BasicDecodeWithMnemonic {{ + return new %(class_name)s("%(mnemonic)s", machInst); +}}; + // The most basic instruction format... used only for a few misc. insts def format BasicOperate(code, *flags) {{ iop = InstObjParams(name, Name, 'SparcStaticInst', diff --git a/src/arch/sparc/isa/formats/branch.isa b/src/arch/sparc/isa/formats/branch.isa index 2c206354b..5fb7ade2d 100644 --- a/src/arch/sparc/isa/formats/branch.isa +++ b/src/arch/sparc/isa/formats/branch.isa @@ -80,7 +80,7 @@ output header {{ OpClass __opClass) : BranchDisp(mnem, _machInst, __opClass) { - disp = sign_ext(_machInst << 2, bits + 2); + disp = sext<bits + 2>((_machInst & mask(bits)) << 2); } }; @@ -95,7 +95,7 @@ output header {{ OpClass __opClass) : BranchDisp(mnem, _machInst, __opClass) { - disp = sign_ext((D16HI << 16) | (D16LO << 2), 18); + disp = sext<18>((D16HI << 16) | (D16LO << 2)); } }; @@ -108,7 +108,7 @@ output header {{ protected: // Constructor BranchImm13(const char *mnem, MachInst _machInst, OpClass __opClass) : - Branch(mnem, _machInst, __opClass), imm(sign_ext(SIMM13, 13)) + Branch(mnem, _machInst, __opClass), imm(sext<13>(SIMM13)) { } diff --git a/src/arch/sparc/isa/formats/formats.isa b/src/arch/sparc/isa/formats/formats.isa new file mode 100644 index 000000000..5b81a1ab1 --- /dev/null +++ b/src/arch/sparc/isa/formats/formats.isa @@ -0,0 +1,62 @@ +// Copyright (c) 2006 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 + +//Include the basic format +//Templates from this format are used later +##include "basic.isa" + +//Include base classes for microcoding instructions +##include "micro.isa" + +//Include the noop format +##include "nop.isa" + +//Include the integerOp and integerOpCc format +##include "integerop.isa" + +//Include the memory formats +##include "mem/mem.isa" + +//Include the compare and swap format +##include "cas.isa" + +//Include the trap format +##include "trap.isa" + +//Include the unimplemented format +##include "unimp.isa" + +//Include the "unknown" format +##include "unknown.isa" + +//Include the priveleged mode format +##include "priv.isa" + +//Include the branch format +##include "branch.isa" + diff --git a/src/arch/sparc/isa/formats/integerop.isa b/src/arch/sparc/isa/formats/integerop.isa index 83c7e6958..4f8ebebcc 100644 --- a/src/arch/sparc/isa/formats/integerop.isa +++ b/src/arch/sparc/isa/formats/integerop.isa @@ -87,7 +87,7 @@ output header {{ OpClass __opClass) : IntOpImm(mnem, _machInst, __opClass) { - imm = sign_ext(SIMM10, 10); + imm = sext<10>(SIMM10); } }; @@ -102,7 +102,7 @@ output header {{ OpClass __opClass) : IntOpImm(mnem, _machInst, __opClass) { - imm = sign_ext(SIMM11, 11); + imm = sext<11>(SIMM11); } }; @@ -117,7 +117,7 @@ output header {{ OpClass __opClass) : IntOpImm(mnem, _machInst, __opClass) { - imm = sign_ext(SIMM13, 13); + imm = sext<13>(SIMM13); } }; @@ -264,13 +264,13 @@ let {{ (usesImm, code, immCode, rString, iString) = splitOutImm(code) iop = InstObjParams(name, Name, 'IntOp', code, - opt_flags, ("cc_code", ccCode)) + opt_flags, {"cc_code": ccCode}) header_output = BasicDeclare.subst(iop) decoder_output = BasicConstructor.subst(iop) exec_output = IntOpExecute.subst(iop) if usesImm: imm_iop = InstObjParams(name, Name + 'Imm', 'IntOpImm' + iString, - immCode, opt_flags, ("cc_code", ccCode)) + immCode, opt_flags, {"cc_code": ccCode}) header_output += BasicDeclare.subst(imm_iop) decoder_output += BasicConstructor.subst(imm_iop) exec_output += IntOpExecute.subst(imm_iop) @@ -341,7 +341,7 @@ def format IntOpCcRes(code, *opt_flags) {{ def format SetHi(code, *opt_flags) {{ iop = InstObjParams(name, Name, 'SetHi', - code, opt_flags, ("cc_code", '')) + code, opt_flags, {"cc_code": ''}) header_output = BasicDeclare.subst(iop) decoder_output = BasicConstructor.subst(iop) exec_output = IntOpExecute.subst(iop) diff --git a/src/arch/sparc/isa/formats/mem.isa b/src/arch/sparc/isa/formats/mem.isa deleted file mode 100644 index 9011c1fc6..000000000 --- a/src/arch/sparc/isa/formats/mem.isa +++ /dev/null @@ -1,171 +0,0 @@ -//////////////////////////////////////////////////////////////////// -// -// Mem instructions -// - -output header {{ - /** - * Base class for memory operations. - */ - class Mem : public SparcStaticInst - { - protected: - - // Constructor - Mem(const char *mnem, ExtMachInst _machInst, OpClass __opClass) : - SparcStaticInst(mnem, _machInst, __opClass) - { - } - - std::string generateDisassembly(Addr pc, - const SymbolTable *symtab) const; - }; - - /** - * Class for memory operations which use an immediate offset. - */ - class MemImm : public Mem - { - protected: - - // Constructor - MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass) : - Mem(mnem, _machInst, __opClass) - { - imm = sign_ext(SIMM13, 13); - } - - std::string generateDisassembly(Addr pc, - const SymbolTable *symtab) const; - - int32_t imm; - }; -}}; - -output decoder {{ - std::string Mem::generateDisassembly(Addr pc, - const SymbolTable *symtab) const - { - std::stringstream response; - bool load = flags[IsLoad]; - bool save = flags[IsStore]; - - printMnemonic(response, mnemonic); - if(save) - { - printReg(response, _srcRegIdx[0]); - ccprintf(response, ", "); - } - ccprintf(response, "[ "); - printReg(response, _srcRegIdx[!save ? 0 : 1]); - ccprintf(response, " + "); - printReg(response, _srcRegIdx[!save ? 1 : 2]); - ccprintf(response, " ]"); - if(load) - { - ccprintf(response, ", "); - printReg(response, _destRegIdx[0]); - } - - return response.str(); - } - - std::string MemImm::generateDisassembly(Addr pc, - const SymbolTable *symtab) const - { - std::stringstream response; - bool load = flags[IsLoad]; - bool save = flags[IsStore]; - - printMnemonic(response, mnemonic); - if(save) - { - printReg(response, _srcRegIdx[0]); - ccprintf(response, ", "); - } - ccprintf(response, "[ "); - printReg(response, _srcRegIdx[!save ? 0 : 1]); - if(imm >= 0) - ccprintf(response, " + 0x%x ]", imm); - else - ccprintf(response, " + -0x%x ]", -imm); - if(load) - { - ccprintf(response, ", "); - printReg(response, _destRegIdx[0]); - } - - return response.str(); - } -}}; - -def template MemExecute {{ - Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, - Trace::InstRecord *traceData) const - { - Fault fault = NoFault; - Addr EA; - %(op_decl)s; - %(op_rd)s; - %(ea_code)s; - DPRINTF(Sparc, "The address is 0x%x\n", EA); - %(load)s; - %(code)s; - - if(fault == NoFault) - { - %(store)s; - //Write the resulting state to the execution context - %(op_wb)s; - } - - return fault; - } -}}; - -let {{ - # Leave memAccessFlags at 0 for now - loadString = "xc->read(EA, (uint%(width)s_t&)Mem, 0);" - storeString = "uint64_t write_result = 0; \ - xc->write((uint%(width)s_t)Mem, EA, 0, &write_result);" - - def doMemFormat(code, load, store, name, Name, opt_flags): - addrCalcReg = 'EA = Rs1 + Rs2;' - addrCalcImm = 'EA = Rs1 + imm;' - iop = InstObjParams(name, Name, 'Mem', code, - opt_flags, ("ea_code", addrCalcReg), - ("load", load), ("store", store)) - iop_imm = InstObjParams(name, Name + 'Imm', 'MemImm', code, - opt_flags, ("ea_code", addrCalcImm), - ("load", load), ("store", store)) - header_output = BasicDeclare.subst(iop) + BasicDeclare.subst(iop_imm) - decoder_output = BasicConstructor.subst(iop) + BasicConstructor.subst(iop_imm) - decode_block = ROrImmDecode.subst(iop) - exec_output = MemExecute.subst(iop) + MemExecute.subst(iop_imm) - return (header_output, decoder_output, exec_output, decode_block) -}}; - -def format Load(code, width, *opt_flags) {{ - (header_output, - decoder_output, - exec_output, - decode_block) = doMemFormat(code, - loadString % {"width":width}, '', name, Name, opt_flags) -}}; - -def format Store(code, width, *opt_flags) {{ - (header_output, - decoder_output, - exec_output, - decode_block) = doMemFormat(code, '', - storeString % {"width":width}, name, Name, opt_flags) -}}; - -def format LoadStore(code, width, *opt_flags) {{ - (header_output, - decoder_output, - exec_output, - decode_block) = doMemFormat(code, - loadString % {"width":width}, storeString % {"width":width}, - name, Name, opt_flags) -}}; diff --git a/src/arch/sparc/isa/formats/mem/basicmem.isa b/src/arch/sparc/isa/formats/mem/basicmem.isa new file mode 100644 index 000000000..b524f309a --- /dev/null +++ b/src/arch/sparc/isa/formats/mem/basicmem.isa @@ -0,0 +1,202 @@ +// Copyright (c) 2006 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: Ali Saidi +// Gabe Black + +//////////////////////////////////////////////////////////////////// +// +// Mem instructions +// + +output header {{ + /** + * Base class for memory operations. + */ + class Mem : public SparcStaticInst + { + protected: + + // Constructor + Mem(const char *mnem, ExtMachInst _machInst, OpClass __opClass) : + SparcStaticInst(mnem, _machInst, __opClass) + { + } + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + }; + + /** + * Class for memory operations which use an immediate offset. + */ + class MemImm : public Mem + { + protected: + + // Constructor + MemImm(const char *mnem, ExtMachInst _machInst, OpClass __opClass) : + Mem(mnem, _machInst, __opClass), imm(sext<13>(SIMM13)) + {} + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + + const int32_t imm; + }; +}}; + +output decoder {{ + std::string Mem::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + bool load = flags[IsLoad]; + bool save = flags[IsStore]; + + printMnemonic(response, mnemonic); + if(save) + { + printReg(response, _srcRegIdx[0]); + ccprintf(response, ", "); + } + ccprintf(response, "[ "); + printReg(response, _srcRegIdx[!save ? 0 : 1]); + ccprintf(response, " + "); + printReg(response, _srcRegIdx[!save ? 1 : 2]); + ccprintf(response, " ]"); + if(load) + { + ccprintf(response, ", "); + printReg(response, _destRegIdx[0]); + } + + return response.str(); + } + + std::string MemImm::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + bool load = flags[IsLoad]; + bool save = flags[IsStore]; + + printMnemonic(response, mnemonic); + if(save) + { + printReg(response, _srcRegIdx[0]); + ccprintf(response, ", "); + } + ccprintf(response, "[ "); + printReg(response, _srcRegIdx[!save ? 0 : 1]); + if(imm >= 0) + ccprintf(response, " + 0x%x ]", imm); + else + ccprintf(response, " + -0x%x ]", -imm); + if(load) + { + ccprintf(response, ", "); + printReg(response, _destRegIdx[0]); + } + + return response.str(); + } +}}; + +def template MemDeclare {{ + /** + * Static instruction class for "%(mnemonic)s". + */ + class %(class_name)s : public %(base_class)s + { + public: + + /// Constructor. + %(class_name)s(ExtMachInst machInst); + + %(BasicExecDeclare)s + + %(InitiateAccDeclare)s + + %(CompleteAccDeclare)s + }; +}}; + +let {{ + # XXX Need to take care of pstate.hpriv as well. The lower ASIs are split + # into ones that are available in priv and hpriv, and those that are only + # available in hpriv + privilegedString = '''if(bits(Pstate,2,2) == 0 && (EXT_ASI & 0x80) == 0) + return new PrivilegedAction; + if(AsiIsAsIfUser(EXT_ASI) && !bits(Pstate,2,2)) + return new PrivilegedAction;''' + + def doMemFormat(code, execute, priv, name, Name, opt_flags): + addrCalcReg = 'EA = Rs1 + Rs2;' + addrCalcImm = 'EA = Rs1 + imm;' + iop = InstObjParams(name, Name, 'Mem', code, + opt_flags, {"priv_check": priv, "ea_code": addrCalcReg}) + iop_imm = InstObjParams(name, Name + "Imm", 'MemImm', code, + opt_flags, {"priv_check": priv, "ea_code": addrCalcImm}) + header_output = MemDeclare.subst(iop) + MemDeclare.subst(iop_imm) + decoder_output = BasicConstructor.subst(iop) + BasicConstructor.subst(iop_imm) + decode_block = ROrImmDecode.subst(iop) + exec_output = doSplitExecute(code, addrCalcReg, addrCalcImm, execute, + priv, name, name + "Imm", Name, Name + "Imm", opt_flags) + return (header_output, decoder_output, exec_output, decode_block) +}}; + +def format LoadAlt(code, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, LoadExecute, + privelegedString, name, Name, opt_flags) +}}; + +def format StoreAlt(code, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, StoreExecute, + privilegedString, name, Name, opt_flags) +}}; + +def format Load(code, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, + LoadExecute, '', name, Name, opt_flags) +}}; + +def format Store(code, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doMemFormat(code, + StoreExecute, '', name, Name, opt_flags) +}}; diff --git a/src/arch/sparc/isa/formats/mem/blockmem.isa b/src/arch/sparc/isa/formats/mem/blockmem.isa new file mode 100644 index 000000000..8584662a1 --- /dev/null +++ b/src/arch/sparc/isa/formats/mem/blockmem.isa @@ -0,0 +1,368 @@ +// Copyright (c) 2006 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: Ali Saidi +// Gabe Black + +//////////////////////////////////////////////////////////////////// +// +// Block Memory instructions +// + +output header {{ + + class BlockMem : public SparcMacroInst + { + protected: + + // Constructor + // We make the assumption that all block memory operations + // Will take 8 instructions to execute + BlockMem(const char *mnem, ExtMachInst _machInst) : + SparcMacroInst(mnem, _machInst, No_OpClass, 8) + {} + }; + + class BlockMemImm : public BlockMem + { + protected: + + // Constructor + BlockMemImm(const char *mnem, ExtMachInst _machInst) : + BlockMem(mnem, _machInst) + {} + }; + + class BlockMemMicro : public SparcDelayedMicroInst + { + protected: + + // Constructor + BlockMemMicro(const char *mnem, ExtMachInst _machInst, + OpClass __opClass, int8_t _offset) : + SparcDelayedMicroInst(mnem, _machInst, __opClass), + offset(_offset) + {} + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + + const int8_t offset; + }; + + class BlockMemImmMicro : public BlockMemMicro + { + protected: + + // Constructor + BlockMemImmMicro(const char *mnem, ExtMachInst _machInst, + OpClass __opClass, int8_t _offset) : + BlockMemMicro(mnem, _machInst, __opClass, _offset), + imm(sext<13>(SIMM13)) + {} + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + + const int32_t imm; + }; +}}; + +output decoder {{ + std::string BlockMemMicro::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + bool load = flags[IsLoad]; + bool save = flags[IsStore]; + + printMnemonic(response, mnemonic); + if(save) + { + printReg(response, _srcRegIdx[0]); + ccprintf(response, ", "); + } + ccprintf(response, "[ "); + printReg(response, _srcRegIdx[!save ? 0 : 1]); + ccprintf(response, " + "); + printReg(response, _srcRegIdx[!save ? 1 : 2]); + ccprintf(response, " ]"); + if(load) + { + ccprintf(response, ", "); + printReg(response, _destRegIdx[0]); + } + + return response.str(); + } + + std::string BlockMemImmMicro::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + bool load = flags[IsLoad]; + bool save = flags[IsStore]; + + printMnemonic(response, mnemonic); + if(save) + { + printReg(response, _srcRegIdx[1]); + ccprintf(response, ", "); + } + ccprintf(response, "[ "); + printReg(response, _srcRegIdx[0]); + if(imm >= 0) + ccprintf(response, " + 0x%x ]", imm); + else + ccprintf(response, " + -0x%x ]", -imm); + if(load) + { + ccprintf(response, ", "); + printReg(response, _destRegIdx[0]); + } + + return response.str(); + } + +}}; + +def template BlockMemDeclare {{ + /** + * Static instruction class for a block memory operation + */ + class %(class_name)s : public %(base_class)s + { + public: + //Constructor + %(class_name)s(ExtMachInst machInst); + + protected: + class %(class_name)s_0 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_0(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_1 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_1(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_2 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_2(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_3 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_3(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_4 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_4(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_5 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_5(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_6 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_6(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + + class %(class_name)s_7 : public %(base_class)sMicro + { + public: + //Constructor + %(class_name)s_7(ExtMachInst machInst); + %(BasicExecDeclare)s + }; + }; +}}; + +// Basic instruction class constructor template. +def template BlockMemConstructor {{ + inline %(class_name)s::%(class_name)s(ExtMachInst machInst) + : %(base_class)s("%(mnemonic)s", machInst) + { + %(constructor)s; + microOps[0] = new %(class_name)s_0(machInst); + microOps[1] = new %(class_name)s_1(machInst); + microOps[2] = new %(class_name)s_2(machInst); + microOps[3] = new %(class_name)s_3(machInst); + microOps[4] = new %(class_name)s_4(machInst); + microOps[5] = new %(class_name)s_5(machInst); + microOps[6] = new %(class_name)s_6(machInst); + microOps[7] = new %(class_name)s_7(machInst); + } +}}; + +def template BlockMemMicroConstructor {{ + inline %(class_name)s:: + %(class_name)s_%(micro_pc)s:: + %(class_name)s_%(micro_pc)s(ExtMachInst machInst) : + %(base_class)sMicro("%(mnemonic)s[%(micro_pc)s]", + machInst, %(op_class)s, %(micro_pc)s * 8) + { + %(constructor)s; + %(set_flags)s; + } +}}; + +def template MicroLoadExecute {{ + Fault %(class_name)s::%(class_name)s_%(micro_pc)s::execute( + %(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const + { + Fault fault = NoFault; + Addr EA; + %(op_decl)s; + %(op_rd)s; + %(ea_code)s; + %(fault_check)s; + DPRINTF(Sparc, "The address is 0x%x\n", EA); + xc->read(EA, (uint%(mem_acc_size)s_t&)Mem, 0); + %(code)s; + + if(fault == NoFault) + { + //Write the resulting state to the execution context + %(op_wb)s; + } + + return fault; + } +}}; + +def template MicroStoreExecute {{ + Fault %(class_name)s::%(class_name)s_%(micro_pc)s::execute( + %(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const + { + Fault fault = NoFault; + uint64_t write_result = 0; + Addr EA; + %(op_decl)s; + %(op_rd)s; + %(ea_code)s; + %(fault_check)s; + DPRINTF(Sparc, "The address is 0x%x\n", EA); + %(code)s; + + if(fault == NoFault) + { + xc->write((uint%(mem_acc_size)s_t)Mem, EA, 0, &write_result); + //Write the resulting state to the execution context + %(op_wb)s; + } + + return fault; + } +}}; + +let {{ + + def doBlockMemFormat(code, execute, name, Name, opt_flags): + # XXX Need to take care of pstate.hpriv as well. The lower ASIs + # are split into ones that are available in priv and hpriv, and + # those that are only available in hpriv + faultCheck = '''if(bits(Pstate,2,2) == 0 && (EXT_ASI & 0x80) == 0) + return new PrivilegedAction; + if(AsiIsAsIfUser((ASI)EXT_ASI) && !bits(Pstate,2,2)) + return new PrivilegedAction; + //The LSB can be zero, since it's really the MSB in doubles + //and quads + if(RD & 0xe) + return new IllegalInstruction; + if(EA & 0x3f) + return new MemAddressNotAligned; + ''' + addrCalcReg = 'EA = Rs1 + Rs2 + offset;' + addrCalcImm = 'EA = Rs1 + imm + offset;' + iop = InstObjParams(name, Name, 'BlockMem', code, opt_flags) + iop_imm = InstObjParams(name, Name + 'Imm', 'BlockMemImm', code, opt_flags) + header_output = BlockMemDeclare.subst(iop) + BlockMemDeclare.subst(iop_imm) + decoder_output = BlockMemConstructor.subst(iop) + BlockMemConstructor.subst(iop_imm) + decode_block = ROrImmDecode.subst(iop) + matcher = re.compile(r'Frd_N') + exec_output = '' + for microPC in range(8): + flag_code = '' + if (microPC == 7): + flag_code = "flags[IsLastMicroOp] = true;" + pcedCode = matcher.sub("Frd_%d" % microPC, code) + iop = InstObjParams(name, Name, 'BlockMem', pcedCode, + opt_flags, {"ea_code": addrCalcReg, + "fault_check": faultCheck, "micro_pc": microPC, + "set_flags": flag_code}) + iop_imm = InstObjParams(name, Name + 'Imm', 'BlockMemImm', pcedCode, + opt_flags, {"ea_code": addrCalcImm, + "fault_check": faultCheck, "micro_pc": microPC, + "set_flags": flag_code}) + exec_output += execute.subst(iop) + exec_output += execute.subst(iop_imm) + decoder_output += BlockMemMicroConstructor.subst(iop) + decoder_output += BlockMemMicroConstructor.subst(iop_imm) + faultCheck = '' + return (header_output, decoder_output, exec_output, decode_block) +}}; + +def format BlockLoad(code, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doBlockMemFormat(code, MicroLoadExecute, + name, Name, opt_flags) +}}; + +def format BlockStore(code, *opt_flags) {{ + (header_output, + decoder_output, + exec_output, + decode_block) = doBlockMemFormat(code, MicroStoreExecute, + name, Name, opt_flags) +}}; diff --git a/src/arch/sparc/isa/formats/mem/mem.isa b/src/arch/sparc/isa/formats/mem/mem.isa new file mode 100644 index 000000000..20a22c45d --- /dev/null +++ b/src/arch/sparc/isa/formats/mem/mem.isa @@ -0,0 +1,45 @@ +// Copyright (c) 2006 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: Ali Saidi +// Gabe Black + +//////////////////////////////////////////////////////////////////// +// +// Mem formats +// + +//Include mem utility templates and functions +##include "util.isa" + +//Include the basic memory format +##include "basicmem.isa" + +//Include the block memory format +##include "blockmem.isa" + +//Include the load/store memory format +##include "loadstore.isa" diff --git a/src/arch/sparc/isa/formats/mem/util.isa b/src/arch/sparc/isa/formats/mem/util.isa new file mode 100644 index 000000000..296ae1888 --- /dev/null +++ b/src/arch/sparc/isa/formats/mem/util.isa @@ -0,0 +1,183 @@ +// Copyright (c) 2006 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: Ali Saidi +// Gabe Black +// Steve Reinhardt + +//////////////////////////////////////////////////////////////////// +// +// Mem utility templates and functions +// + +//This template provides the execute functions for a load +def template LoadExecute {{ + Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, + Trace::InstRecord *traceData) const + { + Fault fault = NoFault; + Addr EA; + %(op_decl)s; + %(op_rd)s; + %(priv_check)s; + %(ea_code)s; + DPRINTF(Sparc, "The address is 0x%x\n", EA); + fault = xc->read(EA, (uint%(mem_acc_size)s_t&)Mem, 0); + %(code)s; + if(fault == NoFault) + { + //Write the resulting state to the execution context + %(op_wb)s; + } + + return fault; + } + + Fault %(class_name)s::initiateAcc(%(CPU_exec_context)s * xc, + Trace::InstRecord * traceData) const + { + Fault fault = NoFault; + Addr EA; + uint%(mem_acc_size)s_t Mem; + %(ea_decl)s; + %(ea_rd)s; + %(priv_check)s; + %(ea_code)s; + fault = xc->read(EA, (uint%(mem_acc_size)s_t&)Mem, 0); + return fault; + } + + Fault %(class_name)s::completeAcc(PacketPtr pkt, %(CPU_exec_context)s * xc, + Trace::InstRecord * traceData) const + { + Fault fault = NoFault; + %(code_decl)s; + %(code_rd)s; + Mem = pkt->get<typeof(Mem)>(); + %(code)s; + if(fault == NoFault) + { + %(code_wb)s; + } + return fault; + } +}}; + +//This template provides the execute functions for a store +def template StoreExecute {{ + Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, + Trace::InstRecord *traceData) const + { + Fault fault = NoFault; + uint64_t write_result = 0; + Addr EA; + %(op_decl)s; + %(op_rd)s; + %(priv_check)s; + %(ea_code)s; + DPRINTF(Sparc, "The address is 0x%x\n", EA); + %(code)s; + + if(fault == NoFault) + { + fault = xc->write((uint%(mem_acc_size)s_t)Mem, EA, 0, &write_result); + } + if(fault == NoFault) + { + //Write the resulting state to the execution context + %(op_wb)s; + } + + return fault; + } + + Fault %(class_name)s::initiateAcc(%(CPU_exec_context)s * xc, + Trace::InstRecord * traceData) const + { + Fault fault = NoFault; + uint64_t write_result = 0; + Addr EA; + %(op_decl)s; + %(op_rd)s; + %(priv_check)s; + %(ea_code)s; + DPRINTF(Sparc, "The address is 0x%x\n", EA); + %(code)s; + if(fault == NoFault) + { + fault = xc->write((uint%(mem_acc_size)s_t)Mem, EA, 0, &write_result); + } + if(fault == NoFault) + { + //Write the resulting state to the execution context + %(op_wb)s; + } + return fault; + } + + Fault %(class_name)s::completeAcc(PacketPtr, %(CPU_exec_context)s * xc, + Trace::InstRecord * traceData) const + { + return NoFault; + } +}}; + +//This delcares the initiateAcc function in memory operations +def template InitiateAccDeclare {{ + Fault initiateAcc(%(CPU_exec_context)s *, Trace::InstRecord *) const; +}}; + +//This declares the completeAcc function in memory operations +def template CompleteAccDeclare {{ + Fault completeAcc(PacketPtr, %(CPU_exec_context)s *, Trace::InstRecord *) const; +}}; + +//This function properly generates the execute functions for one of the +//templates above. This is needed because in one case, ea computation, +//privelege checks and the actual code all occur in the same function, +//and in the other they're distributed across two. Also note that for +//execute functions, the name of the base class doesn't matter. +let {{ + def doSplitExecute(code, eaRegCode, eaImmCode, execute, + priv, nameReg, nameImm, NameReg, NameImm, opt_flags): + codeIop = InstObjParams(nameReg, NameReg, '', code, opt_flags) + executeCode = '' + for (eaCode, name, Name) in ( + (eaRegCode, nameReg, NameReg), + (eaImmCode, nameImm, NameImm)): + eaIop = InstObjParams(name, Name, '', eaCode, + opt_flags, {"priv_check": priv}) + iop = InstObjParams(name, Name, '', code, opt_flags, + {"priv_check": priv, "ea_code" : eaCode}) + (iop.ea_decl, + iop.ea_rd, + iop.ea_wb) = (eaIop.op_decl, eaIop.op_rd, eaIop.op_wb) + (iop.code_decl, + iop.code_rd, + iop.code_wb) = (codeIop.op_decl, codeIop.op_rd, codeIop.op_wb) + executeCode += execute.subst(iop) + return executeCode +}}; diff --git a/src/arch/sparc/isa/formats/micro.isa b/src/arch/sparc/isa/formats/micro.isa new file mode 100644 index 000000000..82d7fb4cb --- /dev/null +++ b/src/arch/sparc/isa/formats/micro.isa @@ -0,0 +1,103 @@ +// Copyright (c) 2006 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 + +output header {{ + + class SparcMacroInst : public SparcStaticInst + { + protected: + const uint32_t numMicroOps; + + //Constructor. + SparcMacroInst(const char *mnem, ExtMachInst _machInst, + OpClass __opClass, uint32_t _numMicroOps) + : SparcStaticInst(mnem, _machInst, __opClass), + numMicroOps(_numMicroOps) + { + assert(numMicroOps); + microOps = new StaticInstPtr[numMicroOps]; + flags[IsMacroOp] = true; + } + + ~SparcMacroInst() + { + delete [] microOps; + } + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + + StaticInstPtr * microOps; + + StaticInstPtr fetchMicroOp(MicroPC microPC) + { + assert(microPC < numMicroOps); + return microOps[microPC]; + } + + %(BasicExecPanic)s + }; + + class SparcMicroInst : public SparcStaticInst + { + protected: + //Constructor. + SparcMicroInst(const char *mnem, + ExtMachInst _machInst, OpClass __opClass) + : SparcStaticInst(mnem, _machInst, __opClass) + { + flags[IsMicroOp] = true; + } + }; + + class SparcDelayedMicroInst : public SparcMicroInst + { + protected: + //Constructor. + SparcDelayedMicroInst(const char *mnem, + ExtMachInst _machInst, OpClass __opClass) + : SparcMicroInst(mnem, _machInst, __opClass) + { + flags[IsDelayedCommit] = true; + } + }; +}}; + +output decoder {{ + + std::string SparcMacroInst::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + + printMnemonic(response, mnemonic); + + return response.str(); + } + +}}; diff --git a/src/arch/sparc/isa/formats/priv.isa b/src/arch/sparc/isa/formats/priv.isa index d7ee01519..2a38422a7 100644 --- a/src/arch/sparc/isa/formats/priv.isa +++ b/src/arch/sparc/isa/formats/priv.isa @@ -103,13 +103,13 @@ let {{ (usesImm, code, immCode, rString, iString) = splitOutImm(code) iop = InstObjParams(name, Name, 'Priv', code, - opt_flags, ("check", checkCode)) + opt_flags, {"check": checkCode}) header_output = BasicDeclare.subst(iop) decoder_output = BasicConstructor.subst(iop) exec_output = PrivExecute.subst(iop) if usesImm: imm_iop = InstObjParams(name, Name + 'Imm', 'PrivImm', - immCode, opt_flags, ("check", checkCode)) + immCode, opt_flags, {"check": checkCode}) header_output += BasicDeclare.subst(imm_iop) decoder_output += BasicConstructor.subst(imm_iop) exec_output += PrivExecute.subst(imm_iop) diff --git a/src/arch/sparc/isa/formats/unimp.isa b/src/arch/sparc/isa/formats/unimp.isa new file mode 100644 index 000000000..a623507a1 --- /dev/null +++ b/src/arch/sparc/isa/formats/unimp.isa @@ -0,0 +1,147 @@ +// -*- mode:c++ -*- + +// Copyright (c) 2003-2005 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: Steve Reinhardt + +//////////////////////////////////////////////////////////////////// +// +// Unimplemented instructions +// + +output header {{ + /** + * Static instruction class for unimplemented instructions that + * cause simulator termination. Note that these are recognized + * (legal) instructions that the simulator does not support; the + * 'Unknown' class is used for unrecognized/illegal instructions. + * This is a leaf class. + */ + class FailUnimplemented : public SparcStaticInst + { + public: + /// Constructor + FailUnimplemented(const char *_mnemonic, ExtMachInst _machInst) + : SparcStaticInst(_mnemonic, _machInst, No_OpClass) + { + // don't call execute() (which panics) if we're on a + // speculative path + flags[IsNonSpeculative] = true; + } + + %(BasicExecDeclare)s + + std::string + generateDisassembly(Addr pc, const SymbolTable *symtab) const; + }; + + /** + * Base class for unimplemented instructions that cause a warning + * to be printed (but do not terminate simulation). This + * implementation is a little screwy in that it will print a + * warning for each instance of a particular unimplemented machine + * instruction, not just for each unimplemented opcode. Should + * probably make the 'warned' flag a static member of the derived + * class. + */ + class WarnUnimplemented : public SparcStaticInst + { + private: + /// Have we warned on this instruction yet? + mutable bool warned; + + public: + /// Constructor + WarnUnimplemented(const char *_mnemonic, ExtMachInst _machInst) + : SparcStaticInst(_mnemonic, _machInst, No_OpClass), warned(false) + { + // don't call execute() (which panics) if we're on a + // speculative path + flags[IsNonSpeculative] = true; + } + + %(BasicExecDeclare)s + + std::string + generateDisassembly(Addr pc, const SymbolTable *symtab) const; + }; +}}; + +output decoder {{ + std::string + FailUnimplemented::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + return csprintf("%-10s (unimplemented)", mnemonic); + } + + std::string + WarnUnimplemented::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { +#ifdef SS_COMPATIBLE_DISASSEMBLY + return csprintf("%-10s", mnemonic); +#else + return csprintf("%-10s (unimplemented)", mnemonic); +#endif + } +}}; + +output exec {{ + Fault + FailUnimplemented::execute(%(CPU_exec_context)s *xc, + Trace::InstRecord *traceData) const + { + panic("attempt to execute unimplemented instruction '%s' " + "(inst 0x%08x)", mnemonic, machInst); + return NoFault; + } + + Fault + WarnUnimplemented::execute(%(CPU_exec_context)s *xc, + Trace::InstRecord *traceData) const + { + if (!warned) { + warn("instruction '%s' unimplemented\n", mnemonic); + warned = true; + } + + return NoFault; + } +}}; + + +def format FailUnimpl() {{ + iop = InstObjParams(name, 'FailUnimplemented') + decode_block = BasicDecodeWithMnemonic.subst(iop) +}}; + +def format WarnUnimpl() {{ + iop = InstObjParams(name, 'WarnUnimplemented') + decode_block = BasicDecodeWithMnemonic.subst(iop) +}}; + diff --git a/src/arch/sparc/isa/includes.isa b/src/arch/sparc/isa/includes.isa index f1c2bee96..a324756ec 100644 --- a/src/arch/sparc/isa/includes.isa +++ b/src/arch/sparc/isa/includes.isa @@ -40,6 +40,7 @@ output header {{ #include "cpu/static_inst.hh" #include "arch/sparc/faults.hh" #include "mem/request.hh" // some constructors use MemReq flags +#include "mem/packet.hh" #include "arch/sparc/isa_traits.hh" #include "arch/sparc/regfile.hh" }}; @@ -48,6 +49,7 @@ output decoder {{ #include "base/cprintf.hh" #include "base/loader/symtab.hh" #include "cpu/thread_context.hh" // for Jump::branchTarget() +#include "mem/packet.hh" #if defined(linux) #include <fenv.h> @@ -65,6 +67,8 @@ output exec {{ #include "cpu/base.hh" #include "cpu/exetrace.hh" #include "sim/sim_exit.hh" +#include "mem/packet.hh" +#include "mem/packet_access.hh" using namespace SparcISA; }}; diff --git a/src/arch/sparc/isa/main.isa b/src/arch/sparc/isa/main.isa index 14acf54fa..df5ad0c99 100644 --- a/src/arch/sparc/isa/main.isa +++ b/src/arch/sparc/isa/main.isa @@ -26,7 +26,7 @@ // (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: Korey Sewell +// Authors: Gabe Black //////////////////////////////////////////////////////////////////// // @@ -55,7 +55,7 @@ namespace SparcISA; ##include "base.isa" //Include the definitions for the instruction formats -##include "formats.isa" +##include "formats/formats.isa" //Include the decoder definition ##include "decoder.isa" diff --git a/src/arch/sparc/isa/operands.isa b/src/arch/sparc/isa/operands.isa index 605816083..b8b75170b 100644 --- a/src/arch/sparc/isa/operands.isa +++ b/src/arch/sparc/isa/operands.isa @@ -42,6 +42,16 @@ def operand_types {{ 'qf' : ('float', 128) }}; +output header {{ + // A function to "decompress" double and quad floating point + // register numbers stuffed into 5 bit fields. These have their + // MSB put in the LSB position but are otherwise normal. + static inline unsigned int dfpr(unsigned int regNum) + { + return (regNum & (~1)) | ((regNum & 1) << 5); + } +}}; + def operands {{ # Int regs default to unsigned, but code should not count on this. # For clarity, descriptions that depend on unsigned behavior should @@ -51,10 +61,22 @@ def operands {{ 'RdHigh': ('IntReg', 'udw', 'RD | 1', 'IsInteger', 3), 'Rs1': ('IntReg', 'udw', 'RS1', 'IsInteger', 4), 'Rs2': ('IntReg', 'udw', 'RS2', 'IsInteger', 5), - 'Frd': ('FloatReg', 'df', 'RD', 'IsFloating', 10), - 'Frs1': ('FloatReg', 'df', 'RS1', 'IsFloating', 11), - 'Frs2': ('FloatReg', 'df', 'RS2', 'IsFloating', 12), - 'Mem': ('Mem', 'udw', None, ('IsMemRef', 'IsLoad', 'IsStore'), 20), + 'Frds': ('FloatReg', 'sf', 'RD', 'IsFloating', 10), + 'Frd': ('FloatReg', 'df', 'dfpr(RD)', 'IsFloating', 10), + # Each Frd_N refers to the Nth double precision register from Frd. + # Note that this adds twice N to the register number. + 'Frd_0': ('FloatReg', 'df', 'dfpr(RD)', 'IsFloating', 10), + 'Frd_1': ('FloatReg', 'df', 'dfpr(RD) + 2', 'IsFloating', 10), + 'Frd_2': ('FloatReg', 'df', 'dfpr(RD) + 4', 'IsFloating', 10), + 'Frd_3': ('FloatReg', 'df', 'dfpr(RD) + 6', 'IsFloating', 10), + 'Frd_4': ('FloatReg', 'df', 'dfpr(RD) + 8', 'IsFloating', 10), + 'Frd_5': ('FloatReg', 'df', 'dfpr(RD) + 10', 'IsFloating', 10), + 'Frd_6': ('FloatReg', 'df', 'dfpr(RD) + 12', 'IsFloating', 10), + 'Frd_7': ('FloatReg', 'df', 'dfpr(RD) + 14', 'IsFloating', 10), + 'Frs1s': ('FloatReg', 'df', 'RS1', 'IsFloating', 11), + 'Frs1': ('FloatReg', 'df', 'dfpr(RS1)', 'IsFloating', 11), + 'Frs2s': ('FloatReg', 'df', 'RS2', 'IsFloating', 12), + 'Frs2': ('FloatReg', 'df', 'dfpr(RS2)', 'IsFloating', 12), 'NPC': ('NPC', 'udw', None, ( None, None, 'IsControl' ), 31), 'NNPC': ('NNPC', 'udw', None, (None, None, 'IsControl' ), 32), #'Runiq': ('ControlReg', 'uq', 'Uniq', None, 1), @@ -84,6 +106,8 @@ def operands {{ 'Gl': ('ControlReg', 'udw', 'MISCREG_GL', None, 54), 'Fsr': ('ControlReg', 'udw', 'MISCREG_FSR', None, 55), - 'Gsr': ('ControlReg', 'udw', 'MISCREG_GSR', None, 56) + 'Gsr': ('ControlReg', 'udw', 'MISCREG_GSR', None, 56), + # Mem gets a large number so it's always last + 'Mem': ('Mem', 'udw', None, ('IsMemRef', 'IsLoad', 'IsStore'), 100) }}; diff --git a/src/arch/sparc/utility.hh b/src/arch/sparc/utility.hh index f1c071148..23fddf0e9 100644 --- a/src/arch/sparc/utility.hh +++ b/src/arch/sparc/utility.hh @@ -33,12 +33,25 @@ #include "arch/sparc/isa_traits.hh" #include "base/misc.hh" +#include "base/bitfield.hh" +#include "cpu/thread_context.hh" namespace SparcISA { inline ExtMachInst - makeExtMI(MachInst inst, const Addr &pc) { - return ExtMachInst(inst); + makeExtMI(MachInst inst, ThreadContext * xc) { + ExtMachInst emi = (unsigned MachInst) inst; + //The I bit, bit 13, is used to figure out where the ASI + //should come from. Use that in the ExtMachInst. This is + //slightly redundant, but it removes the need to put a condition + //into all the execute functions + if(inst & (1 << 13)) + emi |= (static_cast<ExtMachInst>(xc->readMiscReg(MISCREG_ASI)) + << (sizeof(MachInst) * 8)); + else + emi |= (static_cast<ExtMachInst>(bits(inst, 12, 5)) + << (sizeof(MachInst) * 8)); + return emi; } inline bool isCallerSaveIntegerRegister(unsigned int reg) { |