-// Copyright (c) 2007 The Hewlett-Packard Development Company
+// Copyright (c) 2008 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
+
+// Copyright (c) 2007-2008 The Hewlett-Packard Development Company
// All rights reserved.
//
// Redistribution and use of this software in source and binary forms,
0x4: smsw_Rv();
0x6: lmsw_Rv();
0x7: decode MODRM_RM {
- 0x0: swapgs();
+ 0x0: Inst::SWAPGS();
0x1: rdtscp();
default: Inst::UD2();
}
default: decode MODRM_REG {
0x0: sgdt_Ms();
0x1: sidt_Ms();
- 0x2: lgdt_Ms();
- 0x3: lidt_Ms();
+ 0x2: decode MODE_SUBMODE {
+ 0x0: Inst::LGDT(M);
+ default: decode OPSIZE {
+ // 16 bit operand sizes are special, but only
+ // in legacy and compatability modes.
+ 0x2: Inst::LGDT_16(M);
+ default: Inst::LGDT(M);
+ }
+ }
+ 0x3: decode MODE_SUBMODE {
+ 0x0: Inst::LIDT(M);
+ default: decode OPSIZE {
+ // 16 bit operand sizes are special, but only
+ // in legacy and compatability modes.
+ 0x2: Inst::LIDT_16(M);
+ default: Inst::LIDT(M);
+ }
+ }
0x4: smsw_Mw();
0x6: lmsw_Mw();
- 0x7: invlpg_M();
+ 0x7: Inst::INVLPG(M);
default: Inst::UD2();
}
}
0x02: lar_Gv_Ew();
0x03: lsl_Gv_Ew();
- //sandpile.org doesn't seem to know what this is... ?
- 0x04: loadall_or_reset_or_hang();
+ // sandpile.org doesn't seem to know what this is...? We'll
+ // use it for pseudo instructions. We've got 16 bits of space
+ // to play with so there can be quite a few pseudo
+ // instructions.
+ //0x04: loadall_or_reset_or_hang();
+ 0x4: decode IMMEDIATE {
+ format BasicOperate {
+#if FULL_SYSTEM
+ 0x00: m5arm({{
+ PseudoInst::arm(xc->tcBase());
+ }}, IsNonSpeculative);
+ 0x01: m5quiesce({{
+ PseudoInst::quiesce(xc->tcBase());
+ }}, IsNonSpeculative);
+ 0x02: m5quiesceNs({{
+ PseudoInst::quiesceNs(xc->tcBase(), Rdi);
+ }}, IsNonSpeculative);
+ 0x03: m5quiesceCycle({{
+ PseudoInst::quiesceCycles(xc->tcBase(), Rdi);
+ }}, IsNonSpeculative);
+ 0x04: m5quiesceTime({{
+ Rax = PseudoInst::quiesceTime(xc->tcBase());
+ }}, IsNonSpeculative);
+#endif
+ 0x07: m5rpns({{
+ Rax = PseudoInst::rpns(xc->tcBase());
+ }}, IsNonSpeculative);
+ 0x21: m5exit({{
+ PseudoInst::m5exit(xc->tcBase(), Rdi);
+ }}, IsNonSpeculative);
+#if FULL_SYSTEM
+ 0x30: m5initparam({{
+ Rax = xc->tcBase()->getCpuPtr()->
+ system->init_param;
+ }}, IsNonSpeculative);
+ 0x31: m5loadsymbol({{
+ PseudoInst::loadsymbol(xc->tcBase());
+ }}, IsNonSpeculative);
+#endif
+ 0x40: m5resetstats({{
+ PseudoInst::resetstats(xc->tcBase(), Rdi, Rsi);
+ }}, IsNonSpeculative);
+ 0x41: m5dumpstats({{
+ PseudoInst::dumpstats(xc->tcBase(), Rdi, Rsi);
+ }}, IsNonSpeculative);
+ 0x42: m5dumpresetstats({{
+ PseudoInst::dumpresetstats(xc->tcBase(), Rdi, Rsi);
+ }}, IsNonSpeculative);
+ 0x43: m5checkpoint({{
+ PseudoInst::m5checkpoint(xc->tcBase(), Rdi, Rsi);
+ }}, IsNonSpeculative);
+#if FULL_SYSTEM
+ 0x50: m5readfile({{
+ Rax = PseudoInst::readfile(
+ xc->tcBase(), Rdi, Rsi, Rdx);
+ }}, IsNonSpeculative);
+#endif
+ 0x51: m5debugbreak({{
+ PseudoInst::debugbreak(xc->tcBase());
+ }}, IsNonSpeculative);
+ 0x52: m5switchcpu({{
+ PseudoInst::switchcpu(xc->tcBase());
+ }}, IsNonSpeculative);
+#if FULL_SYSTEM
+ 0x53: m5addsymbol({{
+ PseudoInst::addsymbol(xc->tcBase(), Rdi, Rsi);
+ }}, IsNonSpeculative);
+#endif
+ 0x54: m5panic({{
+ panic("M5 panic instruction called at pc=%#x.\n",
+ xc->readPC());
+ }}, IsNonSpeculative);
+ 0x55: m5reserved1({{
+ warn("M5 reserved opcode 1 ignored.\n");
+ }}, IsNonSpeculative);
+ 0x56: m5reserved2({{
+ warn("M5 reserved opcode 2 ignored.\n");
+ }}, IsNonSpeculative);
+ 0x57: m5reserved3({{
+ warn("M5 reserved opcode 3 ignored.\n");
+ }}, IsNonSpeculative);
+ 0x58: m5reserved4({{
+ warn("M5 reserved opcode 4 ignored.\n");
+ }}, IsNonSpeculative);
+ 0x59: m5reserved5({{
+ warn("M5 reserved opcode 5 ignored.\n");
+ }}, IsNonSpeculative);
+ default: Inst::UD2();
+ }
+ }
#if FULL_SYSTEM
0x05: syscall();
#else
- 0x05: SyscallInst::syscall('xc->syscall(rax)', IsSyscall);
+ 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall);
#endif
0x06: clts();
//sandpile.org says (AMD) after sysret, so I might want to check
0x2: Inst::UD2();
0x3: Inst::UD2();
0x4: Inst::UD2();
- 0x5: threednow();
- 0x6: threednow();
- 0x7: threednow();
+ 0x5: prefetch();
+ 0x6: FailUnimpl::femms();
+ 0x7: FailUnimpl::threednow();
}
0x02: decode LEGACY_DECODEVAL {
// no prefix
default: Inst::UD2();
}
0x03: decode OPCODE_OP_BOTTOM3 {
- 0x0: group17();
- 0x1: group17();
- 0x2: group17();
- 0x3: group17();
- 0x4: group17();
- 0x5: group17();
- 0x6: group17();
- 0x7: group17();
+ //group17();
+ 0x0: decode MODRM_REG {
+ 0x0: prefetch_nta();
+ 0x1: prefetch_t0();
+ 0x2: prefetch_t1();
+ 0x3: prefetch_t2();
+ default: Inst::HINT_NOP();
+ }
+ 0x1: Inst::HINT_NOP();
+ 0x2: Inst::HINT_NOP();
+ 0x3: Inst::HINT_NOP();
+ 0x4: Inst::HINT_NOP();
+ 0x5: Inst::HINT_NOP();
+ 0x6: Inst::HINT_NOP();
+ 0x7: Inst::HINT_NOP();
}
0x04: decode LEGACY_DECODEVAL {
// no prefix
0x0: decode OPCODE_OP_BOTTOM3 {
- 0x0: mov_Rd_Cd();
+ 0x0: Inst::MOV(Rd,Cd);
0x1: mov_Rd_Dd();
0x2: Inst::MOV(Cd,Rd);
0x3: mov_Dd_Rd();
}
0x06: decode OPCODE_OP_BOTTOM3 {
0x0: Inst::WRMSR();
- 0x1: rdtsc();
+ 0x1: Inst::RDTSC();
0x2: Inst::RDMSR();
0x3: rdpmc();
0x4: sysenter();
0x14: decode OPCODE_OP_BOTTOM3 {
0x0: push_fs();
0x1: pop_fs();
- 0x2: Inst::CPUID(rAd);
+ 0x2: CPUIDInst::CPUID({{
+ CpuidResult result;
+ success = doCpuid(xc->tcBase(), Rax, result);
+ Rax = result.rax;
+ Rbx = result.rbx;
+ Rcx = result.rcx;
+ Rdx = result.rdx;
+ }});
0x3: Inst::BT(Ev,Gv);
0x4: shld_Ev_Gv_Ib();
0x5: shld_Ev_Gv_rCl();
}
0x3: BTC(Ev,Gv);
}
- 0x4: bsf_Gv_Ev();
- 0x5: bsr_Gv_Ev();
+ 0x4: Inst::BSF(Gv,Ev);
+ 0x5: Inst::BSR(Gv,Ev);
//The size of the second operand in these instructions should
//really be "b" or "w", but it's set to v in order to have a
//consistent register size. This shouldn't affect behavior.