// -*- mode:c++ -*-
-// Copyright (c) 2006 The Regents of The University of Michigan
+// Copyright (c) 2007 MIPS Technologies, Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Authors: Korey Sewell
+// Brett Miller
+// Jaidev Patwardhan
////////////////////////////////////////////////////////////////////
//
// The following instructions are specified in the MIPS32 ISA
// Specification. Decoding closely follows the style specified
// in the MIPS32 ISA specification document starting with Table
-// A-2 (document available @ www.mips.com)
+// A-2 (document available @ http://www.mips.com)
//
decode OPCODE_HI default Unknown::unknown() {
//Table A-2
0x0: decode FUNCTION_LO {
0x1: decode MOVCI {
format BasicOp {
- 0: movf({{ Rd = (getCondCode(FCSR, CC) == 0) ? Rd : Rs; }});
- 1: movt({{ Rd = (getCondCode(FCSR, CC) == 1) ? Rd : Rs; }});
+ 0: movf({{
+ Rd = (getCondCode(FCSR, CC) == 0) ? Rd : Rs;
+ }});
+ 1: movt({{
+ Rd = (getCondCode(FCSR, CC) == 1) ? Rd : Rs;
+ }});
}
}
//functions
0x0: decode RS {
0x0: decode RT_RD {
- 0x0: decode SA default Nop::nop(){
- 0x1: WarnUnimpl::ssnop();
- 0x3: WarnUnimpl::ehb();
+ 0x0: decode SA default Nop::nop() {
+ 0x1: ssnop({{;}});
+ 0x3: ehb({{;}});
}
- default: sll({{ Rd = Rt.uw << SA; }});
+ default: sll({{ Rd = Rt_uw << SA; }});
}
}
0x2: decode RS_SRL {
0x0:decode SRL {
- 0: srl({{ Rd = Rt.uw >> SA; }});
+ 0: srl({{ Rd = Rt_uw >> SA; }});
- //Hardcoded assuming 32-bit ISA, probably need parameter here
- 1: rotr({{ Rd = (Rt.uw << (32 - SA)) | (Rt.uw >> SA);}});
+ //Hardcoded assuming 32-bit ISA,
+ //probably need parameter here
+ 1: rotr({{
+ Rd = (Rt_uw << (32 - SA)) | (Rt_uw >> SA);
+ }});
}
}
}});
}
- 0x4: sllv({{ Rd = Rt.uw << Rs<4:0>; }});
+ 0x4: sllv({{ Rd = Rt_uw << Rs<4:0>; }});
0x6: decode SRLV {
- 0: srlv({{ Rd = Rt.uw >> Rs<4:0>; }});
+ 0: srlv({{ Rd = Rt_uw >> Rs<4:0>; }});
- //Hardcoded assuming 32-bit ISA, probably need parameter here
- 1: rotrv({{ Rd = (Rt.uw << (32 - Rs<4:0>)) | (Rt.uw >> Rs<4:0>);}});
+ //Hardcoded assuming 32-bit ISA,
+ //probably need parameter here
+ 1: rotrv({{
+ Rd = (Rt_uw << (32 - Rs<4:0>)) |
+ (Rt_uw >> Rs<4:0>);
+ }});
}
0x7: srav({{
uint32_t temp = Rt >> shift_amt;
- if ( (Rt & 0x80000000) > 0 ) {
- uint32_t mask = 0x80000000;
- for(int i=0; i < shift_amt; i++) {
- temp |= mask;
- mask = mask >> 1;
- }
+ if ((Rt & 0x80000000) > 0) {
+ uint32_t mask = 0x80000000;
+ for (int i = 0; i < shift_amt; i++) {
+ temp |= mask;
+ mask = mask >> 1;
}
-
+ }
Rd = temp;
}});
}
//used to distinguish JR from JR.HB and JALR from JALR.HB"
format Jump {
0x0: decode HINT {
- 0x1: jr_hb({{ NNPC = Rs & ~1; }}, IsReturn, ClearHazards);
- default: jr({{ NNPC = Rs & ~1; }}, IsReturn);
+ 0x1: jr_hb({{
+ Config1Reg config1 = Config1;
+ if (config1.ca == 0) {
+ NNPC = Rs;
+ } else {
+ panic("MIPS16e not supported\n");
+ }
+ }}, IsReturn, ClearHazards);
+ default: jr({{
+ Config1Reg config1 = Config1;
+ if (config1.ca == 0) {
+ NNPC = Rs;
+ } else {
+ panic("MIPS16e not supported\n");
+ }
+ }}, IsReturn);
}
0x1: decode HINT {
- 0x1: jalr_hb({{ Rd = NNPC; NNPC = Rs; }}, IsCall, Link
- , ClearHazards);
- default: jalr({{ Rd = NNPC; NNPC = Rs; }}, IsCall,
- Link);
+ 0x1: jalr_hb({{
+ Rd = NNPC;
+ NNPC = Rs;
+ }}, IsCall, ClearHazards);
+ default: jalr({{
+ Rd = NNPC;
+ NNPC = Rs;
+ }}, IsCall);
}
}
format BasicOp {
0x2: movz({{ Rd = (Rt == 0) ? Rs : Rd; }});
0x3: movn({{ Rd = (Rt != 0) ? Rs : Rd; }});
- 0x4: syscall({{ xc->syscall(R2); }},
- IsSerializeAfter, IsNonSpeculative);
+ 0x4: decode FullSystemInt {
+ 0: syscall_se({{ xc->syscall(R2, &fault); }},
+ IsSerializeAfter, IsNonSpeculative);
+ default: syscall({{ fault = std::make_shared<SystemCallFault>(); }});
+ }
0x7: sync({{ ; }}, IsMemBarrier);
+ 0x5: break({{fault = std::make_shared<BreakpointFault>();}});
}
- format FailUnimpl {
- 0x5: break();
- }
}
0x2: decode FUNCTION_LO {
- format HiLoMiscOp {
- 0x0: mfhi({{ Rd = HI; }});
- 0x1: mthi({{ HI = Rs; }});
- 0x2: mflo({{ Rd = LO; }});
- 0x3: mtlo({{ LO = Rs; }});
- }
+ 0x0: HiLoRsSelOp::mfhi({{ Rd = HI_RS_SEL; }},
+ IntMultOp, IsIprAccess);
+ 0x1: HiLoRdSelOp::mthi({{ HI_RD_SEL = Rs; }});
+ 0x2: HiLoRsSelOp::mflo({{ Rd = LO_RS_SEL; }},
+ IntMultOp, IsIprAccess);
+ 0x3: HiLoRdSelOp::mtlo({{ LO_RD_SEL = Rs; }});
}
0x3: decode FUNCTION_LO {
+ format HiLoRdSelValOp {
+ 0x0: mult({{ val = Rs_sd * Rt_sd; }}, IntMultOp);
+ 0x1: multu({{ val = Rs_ud * Rt_ud; }}, IntMultOp);
+ }
+
format HiLoOp {
- 0x0: mult({{ int64_t val = Rs.sd * Rt.sd; }});
- 0x1: multu({{ uint64_t val = Rs.ud * Rt.ud; }});
- 0x2: div({{ //Initialized to placate g++
- int64_t val = 0;
- if (Rt.sd != 0) {
- int64_t hi = Rs.sd % Rt.sd;
- int64_t lo = Rs.sd / Rt.sd;
- val = (hi << 32) | lo;
- }
- }});
- 0x3: divu({{ //Initialized to placate g++
- uint64_t val = 0;
- if (Rt.ud != 0) {
- uint64_t hi = Rs.ud % Rt.ud;
- uint64_t lo = Rs.ud / Rt.ud;
- val = (hi << 32) | lo;
- }
- }});
+ 0x2: div({{
+ if (Rt_sd != 0) {
+ HI0 = Rs_sd % Rt_sd;
+ LO0 = Rs_sd / Rt_sd;
+ }
+ }}, IntDivOp);
+
+ 0x3: divu({{
+ if (Rt_ud != 0) {
+ HI0 = Rs_ud % Rt_ud;
+ LO0 = Rs_ud / Rt_ud;
+ }
+ }}, IntDivOp);
}
}
0x4: decode HINT {
0x0: decode FUNCTION_LO {
format IntOp {
- 0x0: add({{ Rd.sw = Rs.sw + Rt.sw; /*Trap on Overflow*/}});
- 0x1: addu({{ Rd.sw = Rs.sw + Rt.sw;}});
- 0x2: sub({{ Rd.sw = Rs.sw - Rt.sw; /*Trap on Overflow*/}});
- 0x3: subu({{ Rd.sw = Rs.sw - Rt.sw;}});
- 0x4: and({{ Rd = Rs & Rt;}});
- 0x5: or({{ Rd = Rs | Rt;}});
- 0x6: xor({{ Rd = Rs ^ Rt;}});
- 0x7: nor({{ Rd = ~(Rs | Rt);}});
+ 0x0: add({{
+ IntReg result;
+ Rd = result = Rs + Rt;
+ if (FullSystem &&
+ findOverflow(32, result, Rs, Rt)) {
+ fault = std::make_shared<IntegerOverflowFault>();
+ }
+ }});
+ 0x1: addu({{ Rd_sw = Rs_sw + Rt_sw;}});
+ 0x2: sub({{
+ IntReg result;
+ Rd = result = Rs - Rt;
+ if (FullSystem &&
+ findOverflow(32, result, Rs, ~Rt)) {
+ fault = std::make_shared<IntegerOverflowFault>();
+ }
+ }});
+ 0x3: subu({{ Rd_sw = Rs_sw - Rt_sw; }});
+ 0x4: and({{ Rd = Rs & Rt; }});
+ 0x5: or({{ Rd = Rs | Rt; }});
+ 0x6: xor({{ Rd = Rs ^ Rt; }});
+ 0x7: nor({{ Rd = ~(Rs | Rt); }});
}
}
}
0x5: decode HINT {
0x0: decode FUNCTION_LO {
format IntOp{
- 0x2: slt({{ Rd.sw = ( Rs.sw < Rt.sw ) ? 1 : 0}});
- 0x3: sltu({{ Rd.uw = ( Rs.uw < Rt.uw ) ? 1 : 0}});
+ 0x2: slt({{ Rd_sw = (Rs_sw < Rt_sw) ? 1 : 0 }});
+ 0x3: sltu({{ Rd_uw = (Rs_uw < Rt_uw) ? 1 : 0 }});
}
}
}
0x6: decode FUNCTION_LO {
format Trap {
- 0x0: tge({{ cond = (Rs.sw >= Rt.sw); }});
- 0x1: tgeu({{ cond = (Rs.uw >= Rt.uw); }});
- 0x2: tlt({{ cond = (Rs.sw < Rt.sw); }});
- 0x3: tltu({{ cond = (Rs.uw >= Rt.uw); }});
- 0x4: teq({{ cond = (Rs.sw == Rt.sw); }});
- 0x6: tne({{ cond = (Rs.sw != Rt.sw); }});
+ 0x0: tge({{ cond = (Rs_sw >= Rt_sw); }});
+ 0x1: tgeu({{ cond = (Rs_uw >= Rt_uw); }});
+ 0x2: tlt({{ cond = (Rs_sw < Rt_sw); }});
+ 0x3: tltu({{ cond = (Rs_uw < Rt_uw); }});
+ 0x4: teq({{ cond = (Rs_sw == Rt_sw); }});
+ 0x6: tne({{ cond = (Rs_sw != Rt_sw); }});
}
}
}
0x1: decode REGIMM_HI {
0x0: decode REGIMM_LO {
format Branch {
- 0x0: bltz({{ cond = (Rs.sw < 0); }});
- 0x1: bgez({{ cond = (Rs.sw >= 0); }});
- 0x2: bltzl({{ cond = (Rs.sw < 0); }}, Likely);
- 0x3: bgezl({{ cond = (Rs.sw >= 0); }}, Likely);
+ 0x0: bltz({{ cond = (Rs_sw < 0); }});
+ 0x1: bgez({{ cond = (Rs_sw >= 0); }});
+ 0x2: bltzl({{ cond = (Rs_sw < 0); }}, Likely);
+ 0x3: bgezl({{ cond = (Rs_sw >= 0); }}, Likely);
}
}
0x1: decode REGIMM_LO {
- format Trap {
- 0x0: tgei( {{ cond = (Rs.sw >= INTIMM); }});
- 0x1: tgeiu({{ cond = (Rs.uw >= INTIMM); }});
- 0x2: tlti( {{ cond = (Rs.sw < INTIMM); }});
- 0x3: tltiu({{ cond = (Rs.uw < INTIMM); }});
- 0x4: teqi( {{ cond = (Rs.sw == INTIMM);}});
- 0x6: tnei( {{ cond = (Rs.sw != INTIMM);}});
+ format TrapImm {
+ 0x0: tgei( {{ cond = (Rs_sw >= (int16_t)INTIMM); }});
+ 0x1: tgeiu({{
+ cond = (Rs_uw >= (uint32_t)(int32_t)(int16_t)INTIMM);
+ }});
+ 0x2: tlti( {{ cond = (Rs_sw < (int16_t)INTIMM); }});
+ 0x3: tltiu({{
+ cond = (Rs_uw < (uint32_t)(int32_t)(int16_t)INTIMM);
+ }});
+ 0x4: teqi( {{ cond = (Rs_sw == (int16_t)INTIMM); }});
+ 0x6: tnei( {{ cond = (Rs_sw != (int16_t)INTIMM); }});
}
}
0x2: decode REGIMM_LO {
format Branch {
- 0x0: bltzal({{ cond = (Rs.sw < 0); }}, Link);
+ 0x0: bltzal({{ cond = (Rs_sw < 0); }}, Link);
0x1: decode RS {
0x0: bal ({{ cond = 1; }}, IsCall, Link);
- default: bgezal({{ cond = (Rs.sw >= 0); }}, Link);
+ default: bgezal({{ cond = (Rs_sw >= 0); }}, Link);
}
- 0x2: bltzall({{ cond = (Rs.sw < 0); }}, Link, Likely);
- 0x3: bgezall({{ cond = (Rs.sw >= 0); }}, Link, Likely);
+ 0x2: bltzall({{ cond = (Rs_sw < 0); }}, Link, Likely);
+ 0x3: bgezall({{ cond = (Rs_sw >= 0); }}, Link, Likely);
}
}
0x3: decode REGIMM_LO {
+ // from Table 5-4 MIPS32 REGIMM Encoding of rt Field
+ // (DSP ASE MANUAL)
+ 0x4: DspBranch::bposge32({{ cond = (dspctl<5:0> >= 32); }});
format WarnUnimpl {
0x7: synci();
}
}
format Jump {
- 0x2: j({{ NNPC = (NPC & 0xF0000000) | (JMPTARG << 2);}});
- 0x3: jal({{ NNPC = (NPC & 0xF0000000) | (JMPTARG << 2); }}, IsCall,
- Link);
+ 0x2: j({{ NNPC = (NPC & 0xF0000000) | (JMPTARG << 2); }});
+ 0x3: jal({{ NNPC = (NPC & 0xF0000000) | (JMPTARG << 2); }},
+ IsCall, Link);
}
format Branch {
0x4: decode RS_RT {
0x0: b({{ cond = 1; }});
- default: beq({{ cond = (Rs.sw == Rt.sw); }});
+ default: beq({{ cond = (Rs_sw == Rt_sw); }});
}
- 0x5: bne({{ cond = (Rs.sw != Rt.sw); }});
- 0x6: blez({{ cond = (Rs.sw <= 0); }});
- 0x7: bgtz({{ cond = (Rs.sw > 0); }});
+ 0x5: bne({{ cond = (Rs_sw != Rt_sw); }});
+ 0x6: blez({{ cond = (Rs_sw <= 0); }});
+ 0x7: bgtz({{ cond = (Rs_sw > 0); }});
}
}
0x1: decode OPCODE_LO {
format IntImmOp {
- 0x0: addi({{ Rt.sw = Rs.sw + imm; /*Trap If Overflow*/}});
- 0x1: addiu({{ Rt.sw = Rs.sw + imm;}});
- 0x2: slti({{ Rt.sw = ( Rs.sw < imm) ? 1 : 0 }});
- 0x3: sltiu({{ Rt.uw = ( Rs.uw < (uint32_t)sextImm ) ? 1 : 0 }});
- 0x4: andi({{ Rt.sw = Rs.sw & zextImm;}});
- 0x5: ori({{ Rt.sw = Rs.sw | zextImm;}});
- 0x6: xori({{ Rt.sw = Rs.sw ^ zextImm;}});
+ 0x0: addi({{
+ IntReg result;
+ Rt = result = Rs + imm;
+ if (FullSystem &&
+ findOverflow(32, result, Rs, imm)) {
+ fault = std::make_shared<IntegerOverflowFault>();
+ }
+ }});
+ 0x1: addiu({{ Rt_sw = Rs_sw + imm; }});
+ 0x2: slti({{ Rt_sw = (Rs_sw < imm) ? 1 : 0 }});
+ 0x3: sltiu({{ Rt_uw = (Rs_uw < (uint32_t)sextImm) ? 1 : 0;}});
+ 0x4: andi({{ Rt_sw = Rs_sw & zextImm; }});
+ 0x5: ori({{ Rt_sw = Rs_sw | zextImm; }});
+ 0x6: xori({{ Rt_sw = Rs_sw ^ zextImm; }});
0x7: decode RS {
- 0x0: lui({{ Rt = imm << 16}});
+ 0x0: lui({{ Rt = imm << 16; }});
}
}
}
0x0: decode RS_MSB {
0x0: decode RS {
format CP0Control {
- 0x0: mfc0({{ Rt = xc->readMiscReg(RD << 5 | SEL); }});
- 0x4: mtc0({{ xc->setMiscReg(RD << 5 | SEL, Rt); }});
+ 0x0: mfc0({{
+ Config3Reg config3 = Config3;
+ PageGrainReg pageGrain = PageGrain;
+ Rt = CP0_RD_SEL;
+ /* Hack for PageMask */
+ if (RD == 5) {
+ // PageMask
+ if (config3.sp == 0 || pageGrain.esp == 0)
+ Rt &= 0xFFFFE7FF;
+ }
+ }});
+ 0x4: mtc0({{
+ CP0_RD_SEL = Rt;
+ CauseReg cause = Cause;
+ IntCtlReg intCtl = IntCtl;
+ if (RD == 11) {
+ // Compare
+ if (cause.ti == 1) {
+ cause.ti = 0;
+ int offset = 10; // corresponding to cause.ip0
+ offset += intCtl.ipti - 2;
+ replaceBits(cause, offset, offset, 0);
+ }
+ }
+ Cause = cause;
+ }});
}
-
- format MipsMT {
- 0x8: mftr();
- 0xC: mttr();
- 0xB: decode RD {
- 0x0: decode SC {
- 0x0: dvpe();
- 0x1: evpe();
- }
- 0x1: decode SC {
- 0x0: dmt();
- 0x1: emt();
- 0xC: decode SC {
- 0x0: di();
- 0x1: ei();
+ format CP0Unimpl {
+ 0x1: dmfc0();
+ 0x5: dmtc0();
+ default: unknown();
+ }
+ format MT_MFTR {
+ // Decode MIPS MT MFTR instruction into sub-instructions
+ 0x8: decode MT_U {
+ 0x0: mftc0({{
+ data = xc->readRegOtherThread((RT << 3 | SEL) +
+ Misc_Reg_Base);
+ }});
+ 0x1: decode SEL {
+ 0x0: mftgpr({{
+ data = xc->readRegOtherThread(RT);
+ }});
+ 0x1: decode RT {
+ 0x0: mftlo_dsp0({{ data = xc->readRegOtherThread(INTREG_DSP_LO0); }});
+ 0x1: mfthi_dsp0({{ data = xc->readRegOtherThread(INTREG_DSP_HI0); }});
+ 0x2: mftacx_dsp0({{ data = xc->readRegOtherThread(INTREG_DSP_ACX0); }});
+ 0x4: mftlo_dsp1({{ data = xc->readRegOtherThread(INTREG_DSP_LO1); }});
+ 0x5: mfthi_dsp1({{ data = xc->readRegOtherThread(INTREG_DSP_HI1); }});
+ 0x6: mftacx_dsp1({{ data = xc->readRegOtherThread(INTREG_DSP_ACX1); }});
+ 0x8: mftlo_dsp2({{ data = xc->readRegOtherThread(INTREG_DSP_LO2); }});
+ 0x9: mfthi_dsp2({{ data = xc->readRegOtherThread(INTREG_DSP_HI2); }});
+ 0x10: mftacx_dsp2({{ data = xc->readRegOtherThread(INTREG_DSP_ACX2); }});
+ 0x12: mftlo_dsp3({{ data = xc->readRegOtherThread(INTREG_DSP_LO3); }});
+ 0x13: mfthi_dsp3({{ data = xc->readRegOtherThread(INTREG_DSP_HI3); }});
+ 0x14: mftacx_dsp3({{ data = xc->readRegOtherThread(INTREG_DSP_ACX3); }});
+ 0x16: mftdsp({{ data = xc->readRegOtherThread(INTREG_DSP_CONTROL); }});
+ default: CP0Unimpl::unknown();
+ }
+ 0x2: decode MT_H {
+ 0x0: mftc1({{ data = xc->readRegOtherThread(RT +
+ FP_Reg_Base);
+ }});
+ 0x1: mfthc1({{ data = xc->readRegOtherThread(RT +
+ FP_Reg_Base);
+ }});
}
+ 0x3: cftc1({{
+ uint32_t fcsr_val = xc->readRegOtherThread(FLOATREG_FCSR +
+ FP_Reg_Base);
+ switch (RT) {
+ case 0:
+ data = xc->readRegOtherThread(FLOATREG_FIR +
+ Misc_Reg_Base);
+ break;
+ case 25:
+ data = (fcsr_val & 0xFE000000 >> 24) |
+ (fcsr_val & 0x00800000 >> 23);
+ break;
+ case 26:
+ data = fcsr_val & 0x0003F07C;
+ break;
+ case 28:
+ data = (fcsr_val & 0x00000F80) |
+ (fcsr_val & 0x01000000 >> 21) |
+ (fcsr_val & 0x00000003);
+ break;
+ case 31:
+ data = fcsr_val;
+ break;
+ default:
+ fatal("FP Control Value (%d) Not Valid");
+ }
+ }});
+ default: CP0Unimpl::unknown();
}
}
}
- format FailUnimpl {
- 0xA: rdpgpr();
- 0xE: wrpgpr();
+ format MT_MTTR {
+ // Decode MIPS MT MTTR instruction into sub-instructions
+ 0xC: decode MT_U {
+ 0x0: mttc0({{ xc->setRegOtherThread((RD << 3 | SEL) + Misc_Reg_Base,
+ Rt);
+ }});
+ 0x1: decode SEL {
+ 0x0: mttgpr({{ xc->setRegOtherThread(RD, Rt); }});
+ 0x1: decode RT {
+ 0x0: mttlo_dsp0({{ xc->setRegOtherThread(INTREG_DSP_LO0, Rt);
+ }});
+ 0x1: mtthi_dsp0({{ xc->setRegOtherThread(INTREG_DSP_HI0,
+ Rt);
+ }});
+ 0x2: mttacx_dsp0({{ xc->setRegOtherThread(INTREG_DSP_ACX0,
+ Rt);
+ }});
+ 0x4: mttlo_dsp1({{ xc->setRegOtherThread(INTREG_DSP_LO1,
+ Rt);
+ }});
+ 0x5: mtthi_dsp1({{ xc->setRegOtherThread(INTREG_DSP_HI1,
+ Rt);
+ }});
+ 0x6: mttacx_dsp1({{ xc->setRegOtherThread(INTREG_DSP_ACX1,
+ Rt);
+ }});
+ 0x8: mttlo_dsp2({{ xc->setRegOtherThread(INTREG_DSP_LO2,
+ Rt);
+ }});
+ 0x9: mtthi_dsp2({{ xc->setRegOtherThread(INTREG_DSP_HI2,
+ Rt);
+ }});
+ 0x10: mttacx_dsp2({{ xc->setRegOtherThread(INTREG_DSP_ACX2,
+ Rt);
+ }});
+ 0x12: mttlo_dsp3({{ xc->setRegOtherThread(INTREG_DSP_LO3,
+ Rt);
+ }});
+ 0x13: mtthi_dsp3({{ xc->setRegOtherThread(INTREG_DSP_HI3,
+ Rt);
+ }});
+ 0x14: mttacx_dsp3({{ xc->setRegOtherThread(INTREG_DSP_ACX3, Rt);
+ }});
+ 0x16: mttdsp({{ xc->setRegOtherThread(INTREG_DSP_CONTROL, Rt); }});
+ default: CP0Unimpl::unknown();
+
+ }
+ 0x2: mttc1({{
+ uint64_t data = xc->readRegOtherThread(RD +
+ FP_Reg_Base);
+ data = insertBits(data, MT_H ? 63 : 31,
+ MT_H ? 32 : 0, Rt);
+ xc->setRegOtherThread(RD + FP_Reg_Base,
+ data);
+ }});
+ 0x3: cttc1({{
+ uint32_t data;
+ switch (RD) {
+ case 25:
+ data = (Rt_uw<7:1> << 25) | // move 31-25
+ (FCSR & 0x01000000) | // bit 24
+ (FCSR & 0x004FFFFF); // bit 22-0
+ break;
+ case 26:
+ data = (FCSR & 0xFFFC0000) | // move 31-18
+ Rt_uw<17:12> << 12 | // bit 17-12
+ (FCSR & 0x00000F80) << 7 | // bit 11-7
+ Rt_uw<6:2> << 2 | // bit 6-2
+ (FCSR & 0x00000002); // bit 1...0
+ break;
+ case 28:
+ data = (FCSR & 0xFE000000) | // move 31-25
+ Rt_uw<2:2> << 24 | // bit 24
+ (FCSR & 0x00FFF000) << 23 | // bit 23-12
+ Rt_uw<11:7> << 7 | // bit 24
+ (FCSR & 0x000007E) |
+ Rt_uw<1:0>; // bit 22-0
+ break;
+ case 31:
+ data = Rt_uw;
+ break;
+ default:
+ panic("FP Control Value (%d) "
+ "Not Available. Ignoring "
+ "Access to Floating Control "
+ "S""tatus Register", FS);
+ }
+ xc->setRegOtherThread(FLOATREG_FCSR + FP_Reg_Base, data);
+ }});
+ default: CP0Unimpl::unknown();
+ }
+ }
+ }
+ 0xB: decode RD {
+ format MT_Control {
+ 0x0: decode POS {
+ 0x0: decode SEL {
+ 0x1: decode SC {
+ 0x0: dvpe({{
+ MVPControlReg mvpControl = MVPControl;
+ VPEConf0Reg vpeConf0 = VPEConf0;
+ Rt = MVPControl;
+ if (vpeConf0.mvp == 1)
+ mvpControl.evp = 0;
+ MVPControl = mvpControl;
+ }});
+ 0x1: evpe({{
+ MVPControlReg mvpControl = MVPControl;
+ VPEConf0Reg vpeConf0 = VPEConf0;
+ Rt = MVPControl;
+ if (vpeConf0.mvp == 1)
+ mvpControl.evp = 1;
+ MVPControl = mvpControl;
+ }});
+ default:CP0Unimpl::unknown();
+ }
+ default:CP0Unimpl::unknown();
+ }
+ default:CP0Unimpl::unknown();
+ }
+ 0x1: decode POS {
+ 0xF: decode SEL {
+ 0x1: decode SC {
+ 0x0: dmt({{
+ VPEControlReg vpeControl = VPEControl;
+ Rt = vpeControl;
+ vpeControl.te = 0;
+ VPEControl = vpeControl;
+ }});
+ 0x1: emt({{
+ VPEControlReg vpeControl = VPEControl;
+ Rt = vpeControl;
+ vpeControl.te = 1;
+ VPEControl = vpeControl;
+ }});
+ default:CP0Unimpl::unknown();
+ }
+ default:CP0Unimpl::unknown();
+ }
+ default:CP0Unimpl::unknown();
+ }
+ }
+ 0xC: decode POS {
+ 0x0: decode SC {
+ 0x0: CP0Control::di({{
+ StatusReg status = Status;
+ ConfigReg config = Config;
+ // Rev 2.0 or beyond?
+ if (config.ar >= 1) {
+ Rt = status;
+ status.ie = 0;
+ } else {
+ // Enable this else branch once we
+ // actually set values for Config on init
+ fault = std::make_shared<ReservedInstructionFault>();
+ }
+ Status = status;
+ }});
+ 0x1: CP0Control::ei({{
+ StatusReg status = Status;
+ ConfigReg config = Config;
+ if (config.ar >= 1) {
+ Rt = status;
+ status.ie = 1;
+ } else {
+ fault = std::make_shared<ReservedInstructionFault>();
+ }
+ }});
+ default:CP0Unimpl::unknown();
+ }
+ }
+ default: CP0Unimpl::unknown();
+ }
+ format CP0Control {
+ 0xA: rdpgpr({{
+ ConfigReg config = Config;
+ if (config.ar >= 1) {
+ // Rev 2 of the architecture
+ panic("Shadow Sets Not Fully Implemented.\n");
+ } else {
+ fault = std::make_shared<ReservedInstructionFault>();
+ }
+ }});
+ 0xE: wrpgpr({{
+ ConfigReg config = Config;
+ if (config.ar >= 1) {
+ // Rev 2 of the architecture
+ panic("Shadow Sets Not Fully Implemented.\n");
+ } else {
+ fault = std::make_shared<ReservedInstructionFault>();
+ }
+ }});
}
}
//Table A-12 MIPS32 COP0 Encoding of Function Field When rs=CO
0x1: decode FUNCTION {
- format FailUnimpl {
- 0x01: tlbr();
- 0x02: tlbwi();
- 0x06: tlbwr();
- 0x08: tlbp();
-
- 0x18: eret();
- 0x1F: deret();
+ format CP0Control {
+ 0x18: eret({{
+ StatusReg status = Status;
+ ConfigReg config = Config;
+ SRSCtlReg srsCtl = SRSCtl;
+ DPRINTF(MipsPRA,"Restoring PC - %x\n",EPC);
+ if (status.erl == 1) {
+ status.erl = 0;
+ NPC = ErrorEPC;
+ // Need to adjust NNPC, otherwise things break
+ NNPC = ErrorEPC + sizeof(MachInst);
+ } else {
+ NPC = EPC;
+ // Need to adjust NNPC, otherwise things break
+ NNPC = EPC + sizeof(MachInst);
+ status.exl = 0;
+ if (config.ar >=1 &&
+ srsCtl.hss > 0 &&
+ status.bev == 0) {
+ srsCtl.css = srsCtl.pss;
+ //xc->setShadowSet(srsCtl.pss);
+ }
+ }
+ LLFlag = 0;
+ Status = status;
+ SRSCtl = srsCtl;
+ }}, IsReturn, IsSerializing, IsERET);
+
+ 0x1F: deret({{
+ DebugReg debug = Debug;
+ if (debug.dm == 1) {
+ debug.dm = 1;
+ debug.iexi = 0;
+ NPC = DEPC;
+ } else {
+ NPC = NPC;
+ // Undefined;
+ }
+ Debug = debug;
+ }}, IsReturn, IsSerializing, IsERET);
+ }
+ format CP0TLB {
+ 0x01: tlbr({{
+ MipsISA::PTE *PTEntry =
+ xc->tcBase()->getITBPtr()->
+ getEntry(Index & 0x7FFFFFFF);
+ if (PTEntry == NULL) {
+ fatal("Invalid PTE Entry received on "
+ "a TLBR instruction\n");
+ }
+ /* Setup PageMask */
+ // If 1KB pages are not enabled, a read of PageMask
+ // must return 0b00 in bits 12, 11
+ PageMask = (PTEntry->Mask << 11);
+ /* Setup EntryHi */
+ EntryHi = ((PTEntry->VPN << 11) | (PTEntry->asid));
+ /* Setup Entry Lo0 */
+ EntryLo0 = ((PTEntry->PFN0 << 6) |
+ (PTEntry->C0 << 3) |
+ (PTEntry->D0 << 2) |
+ (PTEntry->V0 << 1) |
+ PTEntry->G);
+ /* Setup Entry Lo1 */
+ EntryLo1 = ((PTEntry->PFN1 << 6) |
+ (PTEntry->C1 << 3) |
+ (PTEntry->D1 << 2) |
+ (PTEntry->V1 << 1) |
+ PTEntry->G);
+ }}); // Need to hook up to TLB
+
+ 0x02: tlbwi({{
+ //Create PTE
+ MipsISA::PTE newEntry;
+ //Write PTE
+ newEntry.Mask = (Addr)(PageMask >> 11);
+ newEntry.VPN = (Addr)(EntryHi >> 11);
+ /* PageGrain _ ESP Config3 _ SP */
+ if (bits(PageGrain, 28) == 0 || bits(Config3, 4) ==0) {
+ // If 1KB pages are *NOT* enabled, lowest bits of
+ // the mask are 0b11 for TLB writes
+ newEntry.Mask |= 0x3;
+ // Reset bits 0 and 1 if 1KB pages are not enabled
+ newEntry.VPN &= 0xFFFFFFFC;
+ }
+ newEntry.asid = (uint8_t)(EntryHi & 0xFF);
+
+ newEntry.PFN0 = (Addr)(EntryLo0 >> 6);
+ newEntry.PFN1 = (Addr)(EntryLo1 >> 6);
+ newEntry.D0 = (bool)((EntryLo0 >> 2) & 1);
+ newEntry.D1 = (bool)((EntryLo1 >> 2) & 1);
+ newEntry.V1 = (bool)((EntryLo1 >> 1) & 1);
+ newEntry.V0 = (bool)((EntryLo0 >> 1) & 1);
+ newEntry.G = (bool)((EntryLo0 & EntryLo1) & 1);
+ newEntry.C0 = (uint8_t)((EntryLo0 >> 3) & 0x7);
+ newEntry.C1 = (uint8_t)((EntryLo1 >> 3) & 0x7);
+ /* Now, compute the AddrShiftAmount and OffsetMask -
+ TLB optimizations */
+ /* Addr Shift Amount for 1KB or larger pages */
+ if ((newEntry.Mask & 0xFFFF) == 3) {
+ newEntry.AddrShiftAmount = 12;
+ } else if ((newEntry.Mask & 0xFFFF) == 0x0000) {
+ newEntry.AddrShiftAmount = 10;
+ } else if ((newEntry.Mask & 0xFFFC) == 0x000C) {
+ newEntry.AddrShiftAmount = 14;
+ } else if ((newEntry.Mask & 0xFFF0) == 0x0030) {
+ newEntry.AddrShiftAmount = 16;
+ } else if ((newEntry.Mask & 0xFFC0) == 0x00C0) {
+ newEntry.AddrShiftAmount = 18;
+ } else if ((newEntry.Mask & 0xFF00) == 0x0300) {
+ newEntry.AddrShiftAmount = 20;
+ } else if ((newEntry.Mask & 0xFC00) == 0x0C00) {
+ newEntry.AddrShiftAmount = 22;
+ } else if ((newEntry.Mask & 0xF000) == 0x3000) {
+ newEntry.AddrShiftAmount = 24;
+ } else if ((newEntry.Mask & 0xC000) == 0xC000) {
+ newEntry.AddrShiftAmount = 26;
+ } else if ((newEntry.Mask & 0x30000) == 0x30000) {
+ newEntry.AddrShiftAmount = 28;
+ } else {
+ fatal("Invalid Mask Pattern Detected!\n");
+ }
+ newEntry.OffsetMask =
+ (1 << newEntry.AddrShiftAmount) - 1;
+
+ MipsISA::TLB *Ptr = xc->tcBase()->getITBPtr();
+ Config3Reg config3 = Config3;
+ PageGrainReg pageGrain = PageGrain;
+ int SP = 0;
+ if (bits(config3, config3.sp) == 1 &&
+ bits(pageGrain, pageGrain.esp) == 1) {
+ SP = 1;
+ }
+ Ptr->insertAt(newEntry, Index & 0x7FFFFFFF, SP);
+ }});
+ 0x06: tlbwr({{
+ //Create PTE
+ MipsISA::PTE newEntry;
+ //Write PTE
+ newEntry.Mask = (Addr)(PageMask >> 11);
+ newEntry.VPN = (Addr)(EntryHi >> 11);
+ /* PageGrain _ ESP Config3 _ SP */
+ if (bits(PageGrain, 28) == 0 ||
+ bits(Config3, 4) == 0) {
+ // If 1KB pages are *NOT* enabled, lowest bits of
+ // the mask are 0b11 for TLB writes
+ newEntry.Mask |= 0x3;
+ // Reset bits 0 and 1 if 1KB pages are not enabled
+ newEntry.VPN &= 0xFFFFFFFC;
+ }
+ newEntry.asid = (uint8_t)(EntryHi & 0xFF);
+
+ newEntry.PFN0 = (Addr)(EntryLo0 >> 6);
+ newEntry.PFN1 = (Addr)(EntryLo1 >> 6);
+ newEntry.D0 = (bool)((EntryLo0 >> 2) & 1);
+ newEntry.D1 = (bool)((EntryLo1 >> 2) & 1);
+ newEntry.V1 = (bool)((EntryLo1 >> 1) & 1);
+ newEntry.V0 = (bool)((EntryLo0 >> 1) & 1);
+ newEntry.G = (bool)((EntryLo0 & EntryLo1) & 1);
+ newEntry.C0 = (uint8_t)((EntryLo0 >> 3) & 0x7);
+ newEntry.C1 = (uint8_t)((EntryLo1 >> 3) & 0x7);
+ /* Now, compute the AddrShiftAmount and OffsetMask -
+ TLB optimizations */
+ /* Addr Shift Amount for 1KB or larger pages */
+ if ((newEntry.Mask & 0xFFFF) == 3){
+ newEntry.AddrShiftAmount = 12;
+ } else if ((newEntry.Mask & 0xFFFF) == 0x0000) {
+ newEntry.AddrShiftAmount = 10;
+ } else if ((newEntry.Mask & 0xFFFC) == 0x000C) {
+ newEntry.AddrShiftAmount = 14;
+ } else if ((newEntry.Mask & 0xFFF0) == 0x0030) {
+ newEntry.AddrShiftAmount = 16;
+ } else if ((newEntry.Mask & 0xFFC0) == 0x00C0) {
+ newEntry.AddrShiftAmount = 18;
+ } else if ((newEntry.Mask & 0xFF00) == 0x0300) {
+ newEntry.AddrShiftAmount = 20;
+ } else if ((newEntry.Mask & 0xFC00) == 0x0C00) {
+ newEntry.AddrShiftAmount = 22;
+ } else if ((newEntry.Mask & 0xF000) == 0x3000) {
+ newEntry.AddrShiftAmount = 24;
+ } else if ((newEntry.Mask & 0xC000) == 0xC000) {
+ newEntry.AddrShiftAmount = 26;
+ } else if ((newEntry.Mask & 0x30000) == 0x30000) {
+ newEntry.AddrShiftAmount = 28;
+ } else {
+ fatal("Invalid Mask Pattern Detected!\n");
+ }
+ newEntry.OffsetMask =
+ (1 << newEntry.AddrShiftAmount) - 1;
+
+ MipsISA::TLB *Ptr = xc->tcBase()->getITBPtr();
+ Config3Reg config3 = Config3;
+ PageGrainReg pageGrain = PageGrain;
+ int SP = 0;
+ if (bits(config3, config3.sp) == 1 &&
+ bits(pageGrain, pageGrain.esp) == 1) {
+ SP = 1;
+ }
+ Ptr->insertAt(newEntry, Random, SP);
+ }});
+
+ 0x08: tlbp({{
+ Config3Reg config3 = Config3;
+ PageGrainReg pageGrain = PageGrain;
+ EntryHiReg entryHi = EntryHi;
+ int tlbIndex;
+ Addr vpn;
+ if (pageGrain.esp == 1 && config3.sp ==1) {
+ vpn = EntryHi >> 11;
+ } else {
+ // Mask off lower 2 bits
+ vpn = ((EntryHi >> 11) & 0xFFFFFFFC);
+ }
+ tlbIndex = xc->tcBase()->getITBPtr()->
+ probeEntry(vpn, entryHi.asid);
+ // Check TLB for entry matching EntryHi
+ if (tlbIndex != -1) {
+ Index = tlbIndex;
+ } else {
+ // else, set Index = 1 << 31
+ Index = (1 << 31);
+ }
+ }});
+ }
+ format CP0Unimpl {
0x20: wait();
}
+ default: CP0Unimpl::unknown();
}
}
//Table A-13 MIPS32 COP1 Encoding of rs Field
0x1: decode RS_MSB {
-
0x0: decode RS_HI {
0x0: decode RS_LO {
format CP1Control {
- 0x0: mfc1 ({{ Rt.uw = Fs.uw; }});
+ 0x0: mfc1 ({{ Rt_uw = Fs_uw; }});
0x2: cfc1({{
- switch (FS)
- {
+ switch (FS) {
case 0:
Rt = FIR;
break;
case 25:
- Rt = 0 | (FCSR & 0xFE000000) >> 24 | (FCSR & 0x00800000) >> 23;
+ Rt = (FCSR & 0xFE000000) >> 24 |
+ (FCSR & 0x00800000) >> 23;
break;
case 26:
- Rt = 0 | (FCSR & 0x0003F07C);
+ Rt = (FCSR & 0x0003F07C);
break;
case 28:
- Rt = 0 | (FCSR & 0x00000F80) | (FCSR & 0x01000000) >> 21 | (FCSR & 0x00000003);
+ Rt = (FCSR & 0x00000F80) |
+ (FCSR & 0x01000000) >> 21 |
+ (FCSR & 0x00000003);
break;
case 31:
Rt = FCSR;
break;
default:
- panic("FP Control Value (%d) Not Valid");
+ warn("FP Control Value (%d) Not Valid");
}
}});
- 0x3: mfhc1({{ Rt.uw = Fs.ud<63:32>;}});
+ 0x3: mfhc1({{ Rt_uw = Fs_ud<63:32>; }});
- 0x4: mtc1 ({{ Fs.uw = Rt.uw; }});
+ 0x4: mtc1({{ Fs_uw = Rt_uw; }});
0x6: ctc1({{
- switch (FS)
- {
+ switch (FS) {
case 25:
- FCSR = 0 | (Rt.uw<7:1> << 25) // move 31...25
- | (FCSR & 0x01000000) // bit 24
- | (FCSR & 0x004FFFFF);// bit 22...0
+ FCSR = (Rt_uw<7:1> << 25) | // move 31-25
+ (FCSR & 0x01000000) | // bit 24
+ (FCSR & 0x004FFFFF); // bit 22-0
break;
-
case 26:
- FCSR = 0 | (FCSR & 0xFFFC0000) // move 31...18
- | Rt.uw<17:12> << 12 // bit 17...12
- | (FCSR & 0x00000F80) << 7// bit 11...7
- | Rt.uw<6:2> << 2 // bit 6...2
- | (FCSR & 0x00000002); // bit 1...0
+ FCSR = (FCSR & 0xFFFC0000) | // move 31-18
+ Rt_uw<17:12> << 12 | // bit 17-12
+ (FCSR & 0x00000F80) << 7 | // bit 11-7
+ Rt_uw<6:2> << 2 | // bit 6-2
+ (FCSR & 0x00000002); // bit 1-0
break;
-
case 28:
- FCSR = 0 | (FCSR & 0xFE000000) // move 31...25
- | Rt.uw<2:2> << 24 // bit 24
- | (FCSR & 0x00FFF000) << 23// bit 23...12
- | Rt.uw<11:7> << 7 // bit 24
- | (FCSR & 0x000007E)
- | Rt.uw<1:0>;// bit 22...0
+ FCSR = (FCSR & 0xFE000000) | // move 31-25
+ Rt_uw<2:2> << 24 | // bit 24
+ (FCSR & 0x00FFF000) << 23 | // bit 23-12
+ Rt_uw<11:7> << 7 | // bit 24
+ (FCSR & 0x000007E) |
+ Rt_uw<1:0>; // bit 22-0
break;
-
case 31:
- FCSR = Rt.uw;
+ FCSR = Rt_uw;
break;
default:
- panic("FP Control Value (%d) Not Available. Ignoring Access to"
- "Floating Control Status Register", FS);
+ panic("FP Control Value (%d) "
+ "Not Available. Ignoring Access "
+ "to Floating Control Status "
+ "Register", FS);
}
}});
0x7: mthc1({{
- uint64_t fs_hi = Rt.uw;
- uint64_t fs_lo = Fs.ud & 0x0FFFFFFFF;
- Fs.ud = (fs_hi << 32) | fs_lo;
+ uint64_t fs_hi = Rt_uw;
+ uint64_t fs_lo = Fs_ud & 0x0FFFFFFFF;
+ Fs_ud = (fs_hi << 32) | fs_lo;
}});
}
+ format CP1Unimpl {
+ 0x1: dmfc1();
+ 0x5: dmtc1();
+ }
}
- 0x1: decode ND {
- format Branch {
- 0x0: decode TF {
- 0x0: bc1f({{ cond = getCondCode(FCSR, BRANCH_CC) == 0;
- }});
- 0x1: bc1t({{ cond = getCondCode(FCSR, BRANCH_CC) == 1;
- }});
- }
- 0x1: decode TF {
- 0x0: bc1fl({{ cond = getCondCode(FCSR, BRANCH_CC) == 0;
- }}, Likely);
- 0x1: bc1tl({{ cond = getCondCode(FCSR, BRANCH_CC) == 1;
- }}, Likely);
+ 0x1: decode RS_LO {
+ 0x0: decode ND {
+ format Branch {
+ 0x0: decode TF {
+ 0x0: bc1f({{
+ cond = getCondCode(FCSR, BRANCH_CC) == 0;
+ }});
+ 0x1: bc1t({{
+ cond = getCondCode(FCSR, BRANCH_CC) == 1;
+ }});
+ }
+ 0x1: decode TF {
+ 0x0: bc1fl({{
+ cond = getCondCode(FCSR, BRANCH_CC) == 0;
+ }}, Likely);
+ 0x1: bc1tl({{
+ cond = getCondCode(FCSR, BRANCH_CC) == 1;
+ }}, Likely);
+ }
}
}
+ format CP1Unimpl {
+ 0x1: bc1any2();
+ 0x2: bc1any4();
+ default: unknown();
+ }
}
}
0x1: decode RS_HI {
0x2: decode RS_LO {
- //Table A-14 MIPS32 COP1 Encoding of Function Field When rs=S
- //(( single-precision floating point))
+ //Table A-14 MIPS32 COP1 Encoding of Function Field When
+ //rs=S (( single-precision floating point))
0x0: decode FUNCTION_HI {
0x0: decode FUNCTION_LO {
format FloatOp {
- 0x0: add_s({{ Fd.sf = Fs.sf + Ft.sf;}});
- 0x1: sub_s({{ Fd.sf = Fs.sf - Ft.sf;}});
- 0x2: mul_s({{ Fd.sf = Fs.sf * Ft.sf;}});
- 0x3: div_s({{ Fd.sf = Fs.sf / Ft.sf;}});
- 0x4: sqrt_s({{ Fd.sf = sqrt(Fs.sf);}});
- 0x5: abs_s({{ Fd.sf = fabs(Fs.sf);}});
- 0x7: neg_s({{ Fd.sf = -Fs.sf;}});
+ 0x0: add_s({{ Fd_sf = Fs_sf + Ft_sf; }});
+ 0x1: sub_s({{ Fd_sf = Fs_sf - Ft_sf; }});
+ 0x2: mul_s({{ Fd_sf = Fs_sf * Ft_sf; }});
+ 0x3: div_s({{ Fd_sf = Fs_sf / Ft_sf; }});
+ 0x4: sqrt_s({{ Fd_sf = sqrt(Fs_sf); }});
+ 0x5: abs_s({{ Fd_sf = fabs(Fs_sf); }});
+ 0x7: neg_s({{ Fd_sf = -Fs_sf; }});
}
-
- 0x6: BasicOp::mov_s({{ Fd.sf = Fs.sf;}});
+ 0x6: BasicOp::mov_s({{ Fd_sf = Fs_sf; }});
}
-
0x1: decode FUNCTION_LO {
format FloatConvertOp {
- 0x0: round_l_s({{ val = Fs.sf; }}, ToLong,
- Round);
- 0x1: trunc_l_s({{ val = Fs.sf; }}, ToLong,
- Trunc);
- 0x2: ceil_l_s({{ val = Fs.sf; }}, ToLong,
- Ceil);
- 0x3: floor_l_s({{ val = Fs.sf; }}, ToLong,
- Floor);
- 0x4: round_w_s({{ val = Fs.sf; }}, ToWord,
- Round);
- 0x5: trunc_w_s({{ val = Fs.sf; }}, ToWord,
- Trunc);
- 0x6: ceil_w_s({{ val = Fs.sf; }}, ToWord,
- Ceil);
- 0x7: floor_w_s({{ val = Fs.sf; }}, ToWord,
- Floor);
+ 0x0: round_l_s({{ val = Fs_sf; }},
+ ToLong, Round);
+ 0x1: trunc_l_s({{ val = Fs_sf; }},
+ ToLong, Trunc);
+ 0x2: ceil_l_s({{ val = Fs_sf;}},
+ ToLong, Ceil);
+ 0x3: floor_l_s({{ val = Fs_sf; }},
+ ToLong, Floor);
+ 0x4: round_w_s({{ val = Fs_sf; }},
+ ToWord, Round);
+ 0x5: trunc_w_s({{ val = Fs_sf; }},
+ ToWord, Trunc);
+ 0x6: ceil_w_s({{ val = Fs_sf; }},
+ ToWord, Ceil);
+ 0x7: floor_w_s({{ val = Fs_sf; }},
+ ToWord, Floor);
}
}
0x2: decode FUNCTION_LO {
0x1: decode MOVCF {
format BasicOp {
- 0x0: movf_s({{ Fd = (getCondCode(FCSR,CC) == 0) ? Fs : Fd; }});
- 0x1: movt_s({{ Fd = (getCondCode(FCSR,CC) == 1) ? Fs : Fd; }});
+ 0x0: movf_s({{
+ Fd = (getCondCode(FCSR,CC) == 0) ?
+ Fs : Fd;
+ }});
+ 0x1: movt_s({{
+ Fd = (getCondCode(FCSR,CC) == 1) ?
+ Fs : Fd;
+ }});
}
}
format FloatOp {
0x5: recip_s({{ Fd = 1 / Fs; }});
- 0x6: rsqrt_s({{ Fd = 1 / sqrt(Fs);}});
+ 0x6: rsqrt_s({{ Fd = 1 / sqrt(Fs); }});
+ }
+ format CP1Unimpl {
+ default: unknown();
}
}
+ 0x3: CP1Unimpl::unknown();
0x4: decode FUNCTION_LO {
format FloatConvertOp {
- 0x1: cvt_d_s({{ val = Fs.sf; }}, ToDouble);
- 0x4: cvt_w_s({{ val = Fs.sf; }}, ToWord);
- 0x5: cvt_l_s({{ val = Fs.sf; }}, ToLong);
+ 0x1: cvt_d_s({{ val = Fs_sf; }}, ToDouble);
+ 0x4: cvt_w_s({{ val = Fs_sf; }}, ToWord);
+ 0x5: cvt_l_s({{ val = Fs_sf; }}, ToLong);
}
0x6: FloatOp::cvt_ps_s({{
- Fd.ud = (uint64_t) Fs.uw << 32 |
- (uint64_t) Ft.uw;
- }});
+ Fd_ud = (uint64_t) Fs_uw << 32 |
+ (uint64_t) Ft_uw;
+ }});
+ format CP1Unimpl {
+ default: unknown();
+ }
}
+ 0x5: CP1Unimpl::unknown();
0x6: decode FUNCTION_LO {
format FloatCompareOp {
- 0x0: c_f_s({{ cond = 0; }}, SinglePrecision,
- UnorderedFalse);
- 0x1: c_un_s({{ cond = 0; }}, SinglePrecision,
- UnorderedTrue);
- 0x2: c_eq_s({{ cond = (Fs.sf == Ft.sf); }},
+ 0x0: c_f_s({{ cond = 0; }},
+ SinglePrecision, UnorderedFalse);
+ 0x1: c_un_s({{ cond = 0; }},
+ SinglePrecision, UnorderedTrue);
+ 0x2: c_eq_s({{ cond = (Fs_sf == Ft_sf); }},
UnorderedFalse);
- 0x3: c_ueq_s({{ cond = (Fs.sf == Ft.sf); }},
+ 0x3: c_ueq_s({{ cond = (Fs_sf == Ft_sf); }},
UnorderedTrue);
- 0x4: c_olt_s({{ cond = (Fs.sf < Ft.sf); }},
+ 0x4: c_olt_s({{ cond = (Fs_sf < Ft_sf); }},
UnorderedFalse);
- 0x5: c_ult_s({{ cond = (Fs.sf < Ft.sf); }},
+ 0x5: c_ult_s({{ cond = (Fs_sf < Ft_sf); }},
UnorderedTrue);
- 0x6: c_ole_s({{ cond = (Fs.sf <= Ft.sf); }},
+ 0x6: c_ole_s({{ cond = (Fs_sf <= Ft_sf); }},
UnorderedFalse);
- 0x7: c_ule_s({{ cond = (Fs.sf <= Ft.sf); }},
+ 0x7: c_ule_s({{ cond = (Fs_sf <= Ft_sf); }},
UnorderedTrue);
}
}
UnorderedFalse, QnanException);
0x1: c_ngle_s({{ cond = 0; }}, SinglePrecision,
UnorderedTrue, QnanException);
- 0x2: c_seq_s({{ cond = (Fs.sf == Ft.sf);}},
+ 0x2: c_seq_s({{ cond = (Fs_sf == Ft_sf); }},
UnorderedFalse, QnanException);
- 0x3: c_ngl_s({{ cond = (Fs.sf == Ft.sf); }},
+ 0x3: c_ngl_s({{ cond = (Fs_sf == Ft_sf); }},
UnorderedTrue, QnanException);
- 0x4: c_lt_s({{ cond = (Fs.sf < Ft.sf); }},
+ 0x4: c_lt_s({{ cond = (Fs_sf < Ft_sf); }},
UnorderedFalse, QnanException);
- 0x5: c_nge_s({{ cond = (Fs.sf < Ft.sf); }},
+ 0x5: c_nge_s({{ cond = (Fs_sf < Ft_sf); }},
UnorderedTrue, QnanException);
- 0x6: c_le_s({{ cond = (Fs.sf <= Ft.sf); }},
+ 0x6: c_le_s({{ cond = (Fs_sf <= Ft_sf); }},
UnorderedFalse, QnanException);
- 0x7: c_ngt_s({{ cond = (Fs.sf <= Ft.sf); }},
+ 0x7: c_ngt_s({{ cond = (Fs_sf <= Ft_sf); }},
UnorderedTrue, QnanException);
}
}
}
- //Table A-15 MIPS32 COP1 Encoding of Function Field When rs=D
+ //Table A-15 MIPS32 COP1 Encoding of Function Field When
+ //rs=D
0x1: decode FUNCTION_HI {
0x0: decode FUNCTION_LO {
format FloatOp {
- 0x0: add_d({{ Fd.df = Fs.df + Ft.df; }});
- 0x1: sub_d({{ Fd.df = Fs.df - Ft.df; }});
- 0x2: mul_d({{ Fd.df = Fs.df * Ft.df; }});
- 0x3: div_d({{ Fd.df = Fs.df / Ft.df; }});
- 0x4: sqrt_d({{ Fd.df = sqrt(Fs.df); }});
- 0x5: abs_d({{ Fd.df = fabs(Fs.df); }});
- 0x7: neg_d({{ Fd.df = -1 * Fs.df; }});
+ 0x0: add_d({{ Fd_df = Fs_df + Ft_df; }});
+ 0x1: sub_d({{ Fd_df = Fs_df - Ft_df; }});
+ 0x2: mul_d({{ Fd_df = Fs_df * Ft_df; }});
+ 0x3: div_d({{ Fd_df = Fs_df / Ft_df; }});
+ 0x4: sqrt_d({{ Fd_df = sqrt(Fs_df); }});
+ 0x5: abs_d({{ Fd_df = fabs(Fs_df); }});
+ 0x7: neg_d({{ Fd_df = -1 * Fs_df; }});
}
-
- 0x6: BasicOp::mov_d({{ Fd.df = Fs.df; }});
+ 0x6: BasicOp::mov_d({{ Fd_df = Fs_df; }});
}
0x1: decode FUNCTION_LO {
format FloatConvertOp {
- 0x0: round_l_d({{ val = Fs.df; }}, ToLong,
- Round);
- 0x1: trunc_l_d({{ val = Fs.df; }}, ToLong,
- Trunc);
- 0x2: ceil_l_d({{ val = Fs.df; }}, ToLong,
- Ceil);
- 0x3: floor_l_d({{ val = Fs.df; }}, ToLong,
- Floor);
- 0x4: round_w_d({{ val = Fs.df; }}, ToWord,
- Round);
- 0x5: trunc_w_d({{ val = Fs.df; }}, ToWord,
- Trunc);
- 0x6: ceil_w_d({{ val = Fs.df; }}, ToWord,
- Ceil);
- 0x7: floor_w_d({{ val = Fs.df; }}, ToWord,
- Floor);
+ 0x0: round_l_d({{ val = Fs_df; }},
+ ToLong, Round);
+ 0x1: trunc_l_d({{ val = Fs_df; }},
+ ToLong, Trunc);
+ 0x2: ceil_l_d({{ val = Fs_df; }},
+ ToLong, Ceil);
+ 0x3: floor_l_d({{ val = Fs_df; }},
+ ToLong, Floor);
+ 0x4: round_w_d({{ val = Fs_df; }},
+ ToWord, Round);
+ 0x5: trunc_w_d({{ val = Fs_df; }},
+ ToWord, Trunc);
+ 0x6: ceil_w_d({{ val = Fs_df; }},
+ ToWord, Ceil);
+ 0x7: floor_w_d({{ val = Fs_df; }},
+ ToWord, Floor);
}
}
0x2: decode FUNCTION_LO {
0x1: decode MOVCF {
format BasicOp {
- 0x0: movf_d({{ Fd.df = (getCondCode(FCSR,CC) == 0) ?
- Fs.df : Fd.df;
- }});
- 0x1: movt_d({{ Fd.df = (getCondCode(FCSR,CC) == 1) ?
- Fs.df : Fd.df;
- }});
+ 0x0: movf_d({{
+ Fd_df = (getCondCode(FCSR,CC) == 0) ?
+ Fs_df : Fd_df;
+ }});
+ 0x1: movt_d({{
+ Fd_df = (getCondCode(FCSR,CC) == 1) ?
+ Fs_df : Fd_df;
+ }});
}
}
format BasicOp {
- 0x2: movz_d({{ Fd.df = (Rt == 0) ? Fs.df : Fd.df; }});
- 0x3: movn_d({{ Fd.df = (Rt != 0) ? Fs.df : Fd.df; }});
+ 0x2: movz_d({{
+ Fd_df = (Rt == 0) ? Fs_df : Fd_df;
+ }});
+ 0x3: movn_d({{
+ Fd_df = (Rt != 0) ? Fs_df : Fd_df;
+ }});
}
format FloatOp {
- 0x5: recip_d({{ Fd.df = 1 / Fs.df }});
- 0x6: rsqrt_d({{ Fd.df = 1 / sqrt(Fs.df) }});
+ 0x5: recip_d({{ Fd_df = 1 / Fs_df; }});
+ 0x6: rsqrt_d({{ Fd_df = 1 / sqrt(Fs_df); }});
+ }
+ format CP1Unimpl {
+ default: unknown();
}
- }
+ }
0x4: decode FUNCTION_LO {
format FloatConvertOp {
- 0x0: cvt_s_d({{ val = Fs.df; }}, ToSingle);
- 0x4: cvt_w_d({{ val = Fs.df; }}, ToWord);
- 0x5: cvt_l_d({{ val = Fs.df; }}, ToLong);
+ 0x0: cvt_s_d({{ val = Fs_df; }}, ToSingle);
+ 0x4: cvt_w_d({{ val = Fs_df; }}, ToWord);
+ 0x5: cvt_l_d({{ val = Fs_df; }}, ToLong);
}
+ default: CP1Unimpl::unknown();
}
0x6: decode FUNCTION_LO {
format FloatCompareOp {
- 0x0: c_f_d({{ cond = 0; }}, DoublePrecision,
- UnorderedFalse);
- 0x1: c_un_d({{ cond = 0; }}, DoublePrecision,
- UnorderedTrue);
- 0x2: c_eq_d({{ cond = (Fs.df == Ft.df); }},
+ 0x0: c_f_d({{ cond = 0; }},
+ DoublePrecision, UnorderedFalse);
+ 0x1: c_un_d({{ cond = 0; }},
+ DoublePrecision, UnorderedTrue);
+ 0x2: c_eq_d({{ cond = (Fs_df == Ft_df); }},
UnorderedFalse);
- 0x3: c_ueq_d({{ cond = (Fs.df == Ft.df); }},
+ 0x3: c_ueq_d({{ cond = (Fs_df == Ft_df); }},
UnorderedTrue);
- 0x4: c_olt_d({{ cond = (Fs.df < Ft.df); }},
+ 0x4: c_olt_d({{ cond = (Fs_df < Ft_df); }},
UnorderedFalse);
- 0x5: c_ult_d({{ cond = (Fs.df < Ft.df); }},
+ 0x5: c_ult_d({{ cond = (Fs_df < Ft_df); }},
UnorderedTrue);
- 0x6: c_ole_d({{ cond = (Fs.df <= Ft.df); }},
+ 0x6: c_ole_d({{ cond = (Fs_df <= Ft_df); }},
UnorderedFalse);
- 0x7: c_ule_d({{ cond = (Fs.df <= Ft.df); }},
+ 0x7: c_ule_d({{ cond = (Fs_df <= Ft_df); }},
UnorderedTrue);
}
}
UnorderedFalse, QnanException);
0x1: c_ngle_d({{ cond = 0; }}, DoublePrecision,
UnorderedTrue, QnanException);
- 0x2: c_seq_d({{ cond = (Fs.df == Ft.df); }},
+ 0x2: c_seq_d({{ cond = (Fs_df == Ft_df); }},
UnorderedFalse, QnanException);
- 0x3: c_ngl_d({{ cond = (Fs.df == Ft.df); }},
+ 0x3: c_ngl_d({{ cond = (Fs_df == Ft_df); }},
UnorderedTrue, QnanException);
- 0x4: c_lt_d({{ cond = (Fs.df < Ft.df); }},
+ 0x4: c_lt_d({{ cond = (Fs_df < Ft_df); }},
UnorderedFalse, QnanException);
- 0x5: c_nge_d({{ cond = (Fs.df < Ft.df); }},
+ 0x5: c_nge_d({{ cond = (Fs_df < Ft_df); }},
UnorderedTrue, QnanException);
- 0x6: c_le_d({{ cond = (Fs.df <= Ft.df); }},
+ 0x6: c_le_d({{ cond = (Fs_df <= Ft_df); }},
UnorderedFalse, QnanException);
- 0x7: c_ngt_d({{ cond = (Fs.df <= Ft.df); }},
+ 0x7: c_ngt_d({{ cond = (Fs_df <= Ft_df); }},
UnorderedTrue, QnanException);
}
}
+ default: CP1Unimpl::unknown();
}
+ 0x2: CP1Unimpl::unknown();
+ 0x3: CP1Unimpl::unknown();
+ 0x7: CP1Unimpl::unknown();
- //Table A-16 MIPS32 COP1 Encoding of Function Field When rs=W
+ //Table A-16 MIPS32 COP1 Encoding of Function
+ //Field When rs=W
0x4: decode FUNCTION {
format FloatConvertOp {
- 0x20: cvt_s_w({{ val = Fs.uw; }}, ToSingle);
- 0x21: cvt_d_w({{ val = Fs.uw; }}, ToDouble);
- 0x26: FailUnimpl::cvt_ps_w();
+ 0x20: cvt_s_w({{ val = Fs_sw; }}, ToSingle);
+ 0x21: cvt_d_w({{ val = Fs_sw; }}, ToDouble);
+ 0x26: CP1Unimpl::cvt_ps_w();
}
+ default: CP1Unimpl::unknown();
}
- //Table A-16 MIPS32 COP1 Encoding of Function Field When rs=L1
- //Note: "1. Format type L is legal only if 64-bit floating point operations
- //are enabled."
- 0x5: decode FUNCTION_HI {
+ //Table A-16 MIPS32 COP1 Encoding of Function Field
+ //When rs=L1
+ //Note: "1. Format type L is legal only if 64-bit
+ //floating point operations are enabled."
+ 0x5: decode FUNCTION {
format FloatConvertOp {
- 0x20: cvt_s_l({{ val = Fs.ud; }}, ToSingle);
- 0x21: cvt_d_l({{ val = Fs.ud; }}, ToDouble);
- 0x26: FailUnimpl::cvt_ps_l();
+ 0x20: cvt_s_l({{ val = Fs_sd; }}, ToSingle);
+ 0x21: cvt_d_l({{ val = Fs_sd; }}, ToDouble);
+ 0x26: CP1Unimpl::cvt_ps_l();
}
+ default: CP1Unimpl::unknown();
}
- //Table A-17 MIPS64 COP1 Encoding of Function Field When rs=PS1
- //Note: "1. Format type PS is legal only if 64-bit floating point operations
- //are enabled. "
+ //Table A-17 MIPS64 COP1 Encoding of Function Field
+ //When rs=PS1
+ //Note: "1. Format type PS is legal only if 64-bit
+ //floating point operations are enabled. "
0x6: decode FUNCTION_HI {
0x0: decode FUNCTION_LO {
format Float64Op {
0x0: add_ps({{
- Fd1.sf = Fs1.sf + Ft2.sf;
- Fd2.sf = Fs2.sf + Ft2.sf;
+ Fd1_sf = Fs1_sf + Ft2_sf;
+ Fd2_sf = Fs2_sf + Ft2_sf;
}});
0x1: sub_ps({{
- Fd1.sf = Fs1.sf - Ft2.sf;
- Fd2.sf = Fs2.sf - Ft2.sf;
+ Fd1_sf = Fs1_sf - Ft2_sf;
+ Fd2_sf = Fs2_sf - Ft2_sf;
}});
0x2: mul_ps({{
- Fd1.sf = Fs1.sf * Ft2.sf;
- Fd2.sf = Fs2.sf * Ft2.sf;
+ Fd1_sf = Fs1_sf * Ft2_sf;
+ Fd2_sf = Fs2_sf * Ft2_sf;
}});
0x5: abs_ps({{
- Fd1.sf = fabs(Fs1.sf);
- Fd2.sf = fabs(Fs2.sf);
+ Fd1_sf = fabs(Fs1_sf);
+ Fd2_sf = fabs(Fs2_sf);
}});
0x6: mov_ps({{
- Fd1.sf = Fs1.sf;
- Fd2.sf = Fs2.sf;
+ Fd1_sf = Fs1_sf;
+ Fd2_sf = Fs2_sf;
}});
0x7: neg_ps({{
- Fd1.sf = -(Fs1.sf);
- Fd2.sf = -(Fs2.sf);
+ Fd1_sf = -(Fs1_sf);
+ Fd2_sf = -(Fs2_sf);
}});
+ default: CP1Unimpl::unknown();
}
}
-
+ 0x1: CP1Unimpl::unknown();
0x2: decode FUNCTION_LO {
0x1: decode MOVCF {
format Float64Op {
Fs2 : Fd2;
}});
}
-
+ default: CP1Unimpl::unknown();
}
-
+ 0x3: CP1Unimpl::unknown();
0x4: decode FUNCTION_LO {
- 0x0: FloatOp::cvt_s_pu({{ Fd.sf = Fs2.sf; }});
+ 0x0: FloatOp::cvt_s_pu({{ Fd_sf = Fs2_sf; }});
+ default: CP1Unimpl::unknown();
}
0x5: decode FUNCTION_LO {
- 0x0: FloatOp::cvt_s_pl({{ Fd.sf = Fs1.sf; }});
-
+ 0x0: FloatOp::cvt_s_pl({{ Fd_sf = Fs1_sf; }});
format Float64Op {
- 0x4: pll({{ Fd.ud = (uint64_t) Fs1.uw << 32 |
- Ft1.uw;
- }});
- 0x5: plu({{ Fd.ud = (uint64_t) Fs1.uw << 32 |
- Ft2.uw;
- }});
- 0x6: pul({{ Fd.ud = (uint64_t) Fs2.uw << 32 |
- Ft1.uw;
- }});
- 0x7: puu({{ Fd.ud = (uint64_t) Fs2.uw << 32 |
- Ft2.uw;
- }});
+ 0x4: pll({{
+ Fd_ud = (uint64_t)Fs1_uw << 32 | Ft1_uw;
+ }});
+ 0x5: plu({{
+ Fd_ud = (uint64_t)Fs1_uw << 32 | Ft2_uw;
+ }});
+ 0x6: pul({{
+ Fd_ud = (uint64_t)Fs2_uw << 32 | Ft1_uw;
+ }});
+ 0x7: puu({{
+ Fd_ud = (uint64_t)Fs2_uw << 32 | Ft2_uw;
+ }});
}
+ default: CP1Unimpl::unknown();
}
0x6: decode FUNCTION_LO {
UnorderedFalse);
0x1: c_un_ps({{ cond1 = 0; }}, {{ cond2 = 0; }},
UnorderedTrue);
- 0x2: c_eq_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
- {{ cond2 = (Fs2.sf == Ft2.sf); }},
+ 0x2: c_eq_ps({{ cond1 = (Fs1_sf == Ft1_sf); }},
+ {{ cond2 = (Fs2_sf == Ft2_sf); }},
UnorderedFalse);
- 0x3: c_ueq_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
- {{ cond2 = (Fs2.sf == Ft2.sf); }},
+ 0x3: c_ueq_ps({{ cond1 = (Fs1_sf == Ft1_sf); }},
+ {{ cond2 = (Fs2_sf == Ft2_sf); }},
UnorderedTrue);
- 0x4: c_olt_ps({{ cond1 = (Fs1.sf < Ft1.sf); }},
- {{ cond2 = (Fs2.sf < Ft2.sf); }},
+ 0x4: c_olt_ps({{ cond1 = (Fs1_sf < Ft1_sf); }},
+ {{ cond2 = (Fs2_sf < Ft2_sf); }},
UnorderedFalse);
- 0x5: c_ult_ps({{ cond1 = (Fs.sf < Ft.sf); }},
- {{ cond2 = (Fs2.sf < Ft2.sf); }},
+ 0x5: c_ult_ps({{ cond1 = (Fs_sf < Ft_sf); }},
+ {{ cond2 = (Fs2_sf < Ft2_sf); }},
UnorderedTrue);
- 0x6: c_ole_ps({{ cond1 = (Fs.sf <= Ft.sf); }},
- {{ cond2 = (Fs2.sf <= Ft2.sf); }},
+ 0x6: c_ole_ps({{ cond1 = (Fs_sf <= Ft_sf); }},
+ {{ cond2 = (Fs2_sf <= Ft2_sf); }},
UnorderedFalse);
- 0x7: c_ule_ps({{ cond1 = (Fs1.sf <= Ft1.sf); }},
- {{ cond2 = (Fs2.sf <= Ft2.sf); }},
+ 0x7: c_ule_ps({{ cond1 = (Fs1_sf <= Ft1_sf); }},
+ {{ cond2 = (Fs2_sf <= Ft2_sf); }},
UnorderedTrue);
}
}
0x1: c_ngle_ps({{ cond1 = 0; }},
{{ cond2 = 0; }},
UnorderedTrue, QnanException);
- 0x2: c_seq_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
- {{ cond2 = (Fs2.sf == Ft2.sf); }},
+ 0x2: c_seq_ps({{ cond1 = (Fs1_sf == Ft1_sf); }},
+ {{ cond2 = (Fs2_sf == Ft2_sf); }},
UnorderedFalse, QnanException);
- 0x3: c_ngl_ps({{ cond1 = (Fs1.sf == Ft1.sf); }},
- {{ cond2 = (Fs2.sf == Ft2.sf); }},
+ 0x3: c_ngl_ps({{ cond1 = (Fs1_sf == Ft1_sf); }},
+ {{ cond2 = (Fs2_sf == Ft2_sf); }},
UnorderedTrue, QnanException);
- 0x4: c_lt_ps({{ cond1 = (Fs1.sf < Ft1.sf); }},
- {{ cond2 = (Fs2.sf < Ft2.sf); }},
+ 0x4: c_lt_ps({{ cond1 = (Fs1_sf < Ft1_sf); }},
+ {{ cond2 = (Fs2_sf < Ft2_sf); }},
UnorderedFalse, QnanException);
- 0x5: c_nge_ps({{ cond1 = (Fs1.sf < Ft1.sf); }},
- {{ cond2 = (Fs2.sf < Ft2.sf); }},
+ 0x5: c_nge_ps({{ cond1 = (Fs1_sf < Ft1_sf); }},
+ {{ cond2 = (Fs2_sf < Ft2_sf); }},
UnorderedTrue, QnanException);
- 0x6: c_le_ps({{ cond1 = (Fs1.sf <= Ft1.sf); }},
- {{ cond2 = (Fs2.sf <= Ft2.sf); }},
+ 0x6: c_le_ps({{ cond1 = (Fs1_sf <= Ft1_sf); }},
+ {{ cond2 = (Fs2_sf <= Ft2_sf); }},
UnorderedFalse, QnanException);
- 0x7: c_ngt_ps({{ cond1 = (Fs1.sf <= Ft1.sf); }},
- {{ cond2 = (Fs2.sf <= Ft2.sf); }},
+ 0x7: c_ngt_ps({{ cond1 = (Fs1_sf <= Ft1_sf); }},
+ {{ cond2 = (Fs2_sf <= Ft2_sf); }},
UnorderedTrue, QnanException);
}
}
}
}
+ default: CP1Unimpl::unknown();
}
}
//Table A-19 MIPS32 COP2 Encoding of rs Field
0x2: decode RS_MSB {
- format FailUnimpl {
+ format CP2Unimpl {
0x0: decode RS_HI {
0x0: decode RS_LO {
0x0: mfc2();
0x4: mtc2();
0x6: ctc2();
0x7: mftc2();
+ default: unknown();
}
0x1: decode ND {
0x0: decode TF {
0x0: bc2f();
0x1: bc2t();
+ default: unknown();
}
0x1: decode TF {
0x0: bc2fl();
0x1: bc2tl();
+ default: unknown();
}
+ default: unknown();
+
}
+ default: unknown();
}
+ default: unknown();
}
}
0x3: decode FUNCTION_HI {
0x0: decode FUNCTION_LO {
format LoadIndexedMemory {
- 0x0: lwxc1({{ Fd.uw = Mem.uw;}});
- 0x1: ldxc1({{ Fd.ud = Mem.ud;}});
- 0x5: luxc1({{ Fd.ud = Mem.ud;}},
+ 0x0: lwxc1({{ Fd_uw = Mem_uw; }});
+ 0x1: ldxc1({{ Fd_ud = Mem_ud; }});
+ 0x5: luxc1({{ Fd_ud = Mem_ud; }},
{{ EA = (Rs + Rt) & ~7; }});
}
}
0x1: decode FUNCTION_LO {
format StoreIndexedMemory {
- 0x0: swxc1({{ Mem.uw = Fs.uw;}});
- 0x1: sdxc1({{ Mem.ud = Fs.ud;}});
- 0x5: suxc1({{ Mem.ud = Fs.ud;}},
+ 0x0: swxc1({{ Mem_uw = Fs_uw; }});
+ 0x1: sdxc1({{ Mem_ud = Fs_ud; }});
+ 0x5: suxc1({{ Mem_ud = Fs_ud; }},
{{ EA = (Rs + Rt) & ~7; }});
}
-
0x7: Prefetch::prefx({{ EA = Rs + Rt; }});
}
0x3: decode FUNCTION_LO {
- 0x6: Float64Op::alnv_ps({{ if (Rs<2:0> == 0) {
- Fd.ud = Fs.ud;
- } else if (Rs<2:0> == 4) {
- #if BYTE_ORDER == BIG_ENDIAN
- Fd.ud = Fs.ud<31:0> << 32 |
- Ft.ud<63:32>;
- #elif BYTE_ORDER == LITTLE_ENDIAN
- Fd.ud = Ft.ud<31:0> << 32 |
- Fs.ud<63:32>;
- #endif
- } else {
- Fd.ud = Fd.ud;
- }
- }});
+ 0x6: Float64Op::alnv_ps({{
+ if (Rs<2:0> == 0) {
+ Fd_ud = Fs_ud;
+ } else if (Rs<2:0> == 4) {
+ if (GuestByteOrder == BigEndianByteOrder)
+ Fd_ud = Fs_ud<31:0> << 32 | Ft_ud<63:32>;
+ else
+ Fd_ud = Ft_ud<31:0> << 32 | Fs_ud<63:32>;
+ } else {
+ Fd_ud = Fd_ud;
+ }
+ }});
}
format FloatAccOp {
0x4: decode FUNCTION_LO {
- 0x0: madd_s({{ Fd.sf = (Fs.sf * Ft.sf) + Fr.sf; }});
- 0x1: madd_d({{ Fd.df = (Fs.df * Ft.df) + Fr.df; }});
+ 0x0: madd_s({{ Fd_sf = (Fs_sf * Ft_sf) + Fr_sf; }});
+ 0x1: madd_d({{ Fd_df = (Fs_df * Ft_df) + Fr_df; }});
0x6: madd_ps({{
- Fd1.sf = (Fs1.df * Ft1.df) + Fr1.df;
- Fd2.sf = (Fs2.df * Ft2.df) + Fr2.df;
+ Fd1_sf = (Fs1_df * Ft1_df) + Fr1_df;
+ Fd2_sf = (Fs2_df * Ft2_df) + Fr2_df;
}});
}
0x5: decode FUNCTION_LO {
- 0x0: msub_s({{ Fd.sf = (Fs.sf * Ft.sf) - Fr.sf; }});
- 0x1: msub_d({{ Fd.df = (Fs.df * Ft.df) - Fr.df; }});
+ 0x0: msub_s({{ Fd_sf = (Fs_sf * Ft_sf) - Fr_sf; }});
+ 0x1: msub_d({{ Fd_df = (Fs_df * Ft_df) - Fr_df; }});
0x6: msub_ps({{
- Fd1.sf = (Fs1.df * Ft1.df) - Fr1.df;
- Fd2.sf = (Fs2.df * Ft2.df) - Fr2.df;
+ Fd1_sf = (Fs1_df * Ft1_df) - Fr1_df;
+ Fd2_sf = (Fs2_df * Ft2_df) - Fr2_df;
}});
}
0x6: decode FUNCTION_LO {
- 0x0: nmadd_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) - Fr.sf; }});
- 0x1: nmadd_d({{ Fd.df = (-1 * Fs.df * Ft.df) + Fr.df; }});
+ 0x0: nmadd_s({{ Fd_sf = (-1 * Fs_sf * Ft_sf) - Fr_sf; }});
+ 0x1: nmadd_d({{ Fd_df = (-1 * Fs_df * Ft_df) - Fr_df; }});
0x6: nmadd_ps({{
- Fd1.sf = -((Fs1.df * Ft1.df) + Fr1.df);
- Fd2.sf = -((Fs2.df * Ft2.df) + Fr2.df);
+ Fd1_sf = -((Fs1_df * Ft1_df) + Fr1_df);
+ Fd2_sf = -((Fs2_df * Ft2_df) + Fr2_df);
}});
}
0x7: decode FUNCTION_LO {
- 0x0: nmsub_s({{ Fd.sf = (-1 * Fs.sf * Ft.sf) - Fr.sf; }});
- 0x1: nmsub_d({{ Fd.df = (-1 * Fs.df * Ft.df) - Fr.df; }});
+ 0x0: nmsub_s({{ Fd_sf = (-1 * Fs_sf * Ft_sf) + Fr_sf; }});
+ 0x1: nmsub_d({{ Fd_df = (-1 * Fs_df * Ft_df) + Fr_df; }});
0x6: nmsub_ps({{
- Fd1.sf = -((Fs1.df * Ft1.df) - Fr1.df);
- Fd2.sf = -((Fs2.df * Ft2.df) - Fr2.df);
+ Fd1_sf = -((Fs1_df * Ft1_df) - Fr1_df);
+ Fd2_sf = -((Fs2_df * Ft2_df) - Fr2_df);
}});
}
-
}
}
format Branch {
- 0x4: beql({{ cond = (Rs.sw == Rt.sw); }}, Likely);
- 0x5: bnel({{ cond = (Rs.sw != Rt.sw); }}, Likely);
- 0x6: blezl({{ cond = (Rs.sw <= 0); }}, Likely);
- 0x7: bgtzl({{ cond = (Rs.sw > 0); }}, Likely);
+ 0x4: beql({{ cond = (Rs_sw == Rt_sw); }}, Likely);
+ 0x5: bnel({{ cond = (Rs_sw != Rt_sw); }}, Likely);
+ 0x6: blezl({{ cond = (Rs_sw <= 0); }}, Likely);
+ 0x7: bgtzl({{ cond = (Rs_sw > 0); }}, Likely);
}
}
//Table A-5 MIPS32 SPECIAL2 Encoding of Function Field
0x4: decode FUNCTION_HI {
0x0: decode FUNCTION_LO {
- 0x2: IntOp::mul({{ int64_t temp1 = Rs.sd * Rt.sd;
- Rd.sw = temp1<31:0>
- }});
-
- format HiLoOp {
- 0x0: madd({{ int64_t val = ((int64_t) HI << 32 | LO) +
- (Rs.sd * Rt.sd);
- }});
- 0x1: maddu({{ uint64_t val = ((uint64_t) HI << 32 | LO) +
- (Rs.ud * Rt.ud);
- }});
- 0x4: msub({{ int64_t val = ((int64_t) HI << 32 | LO) -
- (Rs.sd * Rt.sd);
- }});
- 0x5: msubu({{ uint64_t val = ((uint64_t) HI << 32 | LO) -
- (Rs.ud * Rt.ud);
- }});
+ 0x2: IntOp::mul({{
+ int64_t temp1 = Rs_sd * Rt_sd;
+ Rd_sw = temp1<31:0>;
+ }}, IntMultOp);
+
+ format HiLoRdSelValOp {
+ 0x0: madd({{
+ val = ((int64_t)HI_RD_SEL << 32 | LO_RD_SEL) +
+ (Rs_sd * Rt_sd);
+ }}, IntMultOp);
+ 0x1: maddu({{
+ val = ((uint64_t)HI_RD_SEL << 32 | LO_RD_SEL) +
+ (Rs_ud * Rt_ud);
+ }}, IntMultOp);
+ 0x4: msub({{
+ val = ((int64_t)HI_RD_SEL << 32 | LO_RD_SEL) -
+ (Rs_sd * Rt_sd);
+ }}, IntMultOp);
+ 0x5: msubu({{
+ val = ((uint64_t)HI_RD_SEL << 32 | LO_RD_SEL) -
+ (Rs_ud * Rt_ud);
+ }}, IntMultOp);
}
}
0x4: decode FUNCTION_LO {
format BasicOp {
- 0x0: clz({{ int cnt = 32;
- for (int idx = 31; idx >= 0; idx--) {
- if( Rs<idx:idx> == 1) {
- cnt = 31 - idx;
- break;
- }
- }
- Rd.uw = cnt;
- }});
- 0x1: clo({{ int cnt = 32;
- for (int idx = 31; idx >= 0; idx--) {
- if( Rs<idx:idx> == 0) {
- cnt = 31 - idx;
- break;
- }
- }
- Rd.uw = cnt;
- }});
+ 0x0: clz({{
+ int cnt = 32;
+ for (int idx = 31; idx >= 0; idx--) {
+ if (Rs<idx:idx> == 1) {
+ cnt = 31 - idx;
+ break;
+ }
+ }
+ Rd_uw = cnt;
+ }});
+ 0x1: clo({{
+ int cnt = 32;
+ for (int idx = 31; idx >= 0; idx--) {
+ if (Rs<idx:idx> == 0) {
+ cnt = 31 - idx;
+ break;
+ }
+ }
+ Rd_uw = cnt;
+ }});
}
}
0x7: decode FUNCTION_HI {
0x0: decode FUNCTION_LO {
format BasicOp {
- 0x0: ext({{ Rt.uw = bits(Rs.uw, MSB+LSB, LSB); }});
- 0x4: ins({{ Rt.uw = bits(Rt.uw, 31, MSB+1) << (MSB+1) |
- bits(Rs.uw, MSB-LSB, 0) << LSB |
- bits(Rt.uw, LSB-1, 0);
- }});
+ 0x0: ext({{ Rt_uw = bits(Rs_uw, MSB+LSB, LSB); }});
+ 0x4: ins({{
+ Rt_uw = bits(Rt_uw, 31, MSB+1) << (MSB+1) |
+ bits(Rs_uw, MSB-LSB, 0) << LSB |
+ bits(Rt_uw, LSB-1, 0);
+ }});
}
}
0x1: decode FUNCTION_LO {
- format MipsMT {
- 0x0: fork();
- 0x1: yield();
+ format MT_Control {
+ 0x0: fork({{
+ forkThread(xc->tcBase(), fault, RD, Rs, Rt);
+ }}, UserMode);
+ 0x1: yield({{
+ Rd_sw = yieldThread(xc->tcBase(), fault, Rs_sw,
+ YQMask);
+ }}, UserMode);
+ }
+
+ //Table 5-9 MIPS32 LX Encoding of the op Field (DSP ASE MANUAL)
+ 0x2: decode OP_HI {
+ 0x0: decode OP_LO {
+ format LoadIndexedMemory {
+ 0x0: lwx({{ Rd_sw = Mem_sw; }});
+ 0x4: lhx({{ Rd_sw = Mem_sh; }});
+ 0x6: lbux({{ Rd_uw = Mem_ub; }});
+ }
+ }
+ }
+ 0x4: DspIntOp::insv({{
+ int pos = dspctl<5:0>;
+ int size = dspctl<12:7> - 1;
+ Rt_uw = insertBits(Rt_uw, pos+size,
+ pos, Rs_uw<size:0>);
+ }});
+ }
+
+ 0x2: decode FUNCTION_LO {
+
+ //Table 5-5 MIPS32 ADDU.QB Encoding of the op Field
+ //(DSP ASE MANUAL)
+ 0x0: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspIntOp {
+ 0x0: addu_qb({{
+ Rd_uw = dspAdd(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ NOSATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x1: subu_qb({{
+ Rd_uw = dspSub(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ NOSATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x4: addu_s_qb({{
+ Rd_uw = dspAdd(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ SATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x5: subu_s_qb({{
+ Rd_uw = dspSub(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ SATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x6: muleu_s_ph_qbl({{
+ Rd_uw = dspMuleu(Rs_uw, Rt_uw,
+ MODE_L, &dspctl);
+ }}, IntMultOp);
+ 0x7: muleu_s_ph_qbr({{
+ Rd_uw = dspMuleu(Rs_uw, Rt_uw,
+ MODE_R, &dspctl);
+ }}, IntMultOp);
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspIntOp {
+ 0x0: addu_ph({{
+ Rd_uw = dspAdd(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ NOSATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x1: subu_ph({{
+ Rd_uw = dspSub(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ NOSATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x2: addq_ph({{
+ Rd_uw = dspAdd(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ NOSATURATE, SIGNED, &dspctl);
+ }});
+ 0x3: subq_ph({{
+ Rd_uw = dspSub(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ NOSATURATE, SIGNED, &dspctl);
+ }});
+ 0x4: addu_s_ph({{
+ Rd_uw = dspAdd(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x5: subu_s_ph({{
+ Rd_uw = dspSub(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x6: addq_s_ph({{
+ Rd_uw = dspAdd(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ 0x7: subq_s_ph({{
+ Rd_uw = dspSub(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspIntOp {
+ 0x0: addsc({{
+ int64_t dresult;
+ dresult = Rs_ud + Rt_ud;
+ Rd_sw = dresult<31:0>;
+ dspctl = insertBits(dspctl, 13, 13,
+ dresult<32:32>);
+ }});
+ 0x1: addwc({{
+ int64_t dresult;
+ dresult = Rs_sd + Rt_sd + dspctl<13:13>;
+ Rd_sw = dresult<31:0>;
+ if (dresult<32:32> != dresult<31:31>)
+ dspctl = insertBits(dspctl, 20, 20, 1);
+ }});
+ 0x2: modsub({{
+ Rd_sw = (Rs_sw == 0) ? Rt_sw<23:8> :
+ Rs_sw - Rt_sw<7:0>;
+ }});
+ 0x4: raddu_w_qb({{
+ Rd_uw = Rs_uw<31:24> + Rs_uw<23:16> +
+ Rs_uw<15:8> + Rs_uw<7:0>;
+ }});
+ 0x6: addq_s_w({{
+ Rd_sw = dspAdd(Rs_sw, Rt_sw, SIMD_FMT_W,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ 0x7: subq_s_w({{
+ Rd_sw = dspSub(Rs_sw, Rt_sw, SIMD_FMT_W,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ }
+ }
+ 0x3: decode OP_LO {
+ format DspIntOp {
+ 0x4: muleq_s_w_phl({{
+ Rd_sw = dspMuleq(Rs_sw, Rt_sw,
+ MODE_L, &dspctl);
+ }}, IntMultOp);
+ 0x5: muleq_s_w_phr({{
+ Rd_sw = dspMuleq(Rs_sw, Rt_sw,
+ MODE_R, &dspctl);
+ }}, IntMultOp);
+ 0x6: mulq_s_ph({{
+ Rd_sw = dspMulq(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ SATURATE, NOROUND, &dspctl);
+ }}, IntMultOp);
+ 0x7: mulq_rs_ph({{
+ Rd_sw = dspMulq(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ SATURATE, ROUND, &dspctl);
+ }}, IntMultOp);
+ }
+ }
+ }
+
+ //Table 5-6 MIPS32 CMPU_EQ_QB Encoding of the op Field
+ //(DSP ASE MANUAL)
+ 0x1: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspIntOp {
+ 0x0: cmpu_eq_qb({{
+ dspCmp(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_EQ, &dspctl);
+ }});
+ 0x1: cmpu_lt_qb({{
+ dspCmp(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_LT, &dspctl);
+ }});
+ 0x2: cmpu_le_qb({{
+ dspCmp(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_LE, &dspctl);
+ }});
+ 0x3: pick_qb({{
+ Rd_uw = dspPick(Rs_uw, Rt_uw,
+ SIMD_FMT_QB, &dspctl);
+ }});
+ 0x4: cmpgu_eq_qb({{
+ Rd_uw = dspCmpg(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_EQ );
+ }});
+ 0x5: cmpgu_lt_qb({{
+ Rd_uw = dspCmpg(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_LT);
+ }});
+ 0x6: cmpgu_le_qb({{
+ Rd_uw = dspCmpg(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_LE);
+ }});
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspIntOp {
+ 0x0: cmp_eq_ph({{
+ dspCmp(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SIGNED, CMP_EQ, &dspctl);
+ }});
+ 0x1: cmp_lt_ph({{
+ dspCmp(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SIGNED, CMP_LT, &dspctl);
+ }});
+ 0x2: cmp_le_ph({{
+ dspCmp(Rs_uw, Rt_uw, SIMD_FMT_PH,
+ SIGNED, CMP_LE, &dspctl);
+ }});
+ 0x3: pick_ph({{
+ Rd_uw = dspPick(Rs_uw, Rt_uw,
+ SIMD_FMT_PH, &dspctl);
+ }});
+ 0x4: precrq_qb_ph({{
+ Rd_uw = Rs_uw<31:24> << 24 |
+ Rs_uw<15:8> << 16 |
+ Rt_uw<31:24> << 8 |
+ Rt_uw<15:8>;
+ }});
+ 0x5: precr_qb_ph({{
+ Rd_uw = Rs_uw<23:16> << 24 |
+ Rs_uw<7:0> << 16 |
+ Rt_uw<23:16> << 8 |
+ Rt_uw<7:0>;
+ }});
+ 0x6: packrl_ph({{
+ Rd_uw = dspPack(Rs_uw, Rt_uw, SIMD_FMT_PH);
+ }});
+ 0x7: precrqu_s_qb_ph({{
+ Rd_uw = dspPrecrqu(Rs_uw, Rt_uw, &dspctl);
+ }});
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspIntOp {
+ 0x4: precrq_ph_w({{
+ Rd_uw = Rs_uw<31:16> << 16 | Rt_uw<31:16>;
+ }});
+ 0x5: precrq_rs_ph_w({{
+ Rd_uw = dspPrecrq(Rs_uw, Rt_uw,
+ SIMD_FMT_W, &dspctl);
+ }});
+ }
+ }
+ 0x3: decode OP_LO {
+ format DspIntOp {
+ 0x0: cmpgdu_eq_qb({{
+ Rd_uw = dspCmpgd(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_EQ, &dspctl);
+ }});
+ 0x1: cmpgdu_lt_qb({{
+ Rd_uw = dspCmpgd(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_LT, &dspctl);
+ }});
+ 0x2: cmpgdu_le_qb({{
+ Rd_uw = dspCmpgd(Rs_uw, Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, CMP_LE, &dspctl);
+ }});
+ 0x6: precr_sra_ph_w({{
+ Rt_uw = dspPrecrSra(Rt_uw, Rs_uw, RD,
+ SIMD_FMT_W, NOROUND);
+ }});
+ 0x7: precr_sra_r_ph_w({{
+ Rt_uw = dspPrecrSra(Rt_uw, Rs_uw, RD,
+ SIMD_FMT_W, ROUND);
+ }});
+ }
+ }
+ }
+
+ //Table 5-7 MIPS32 ABSQ_S.PH Encoding of the op Field
+ //(DSP ASE MANUAL)
+ 0x2: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspIntOp {
+ 0x1: absq_s_qb({{
+ Rd_sw = dspAbs(Rt_sw, SIMD_FMT_QB, &dspctl);
+ }});
+ 0x2: repl_qb({{
+ Rd_uw = RS_RT<7:0> << 24 |
+ RS_RT<7:0> << 16 |
+ RS_RT<7:0> << 8 |
+ RS_RT<7:0>;
+ }});
+ 0x3: replv_qb({{
+ Rd_sw = Rt_uw<7:0> << 24 |
+ Rt_uw<7:0> << 16 |
+ Rt_uw<7:0> << 8 |
+ Rt_uw<7:0>;
+ }});
+ 0x4: precequ_ph_qbl({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB, UNSIGNED,
+ SIMD_FMT_PH, SIGNED, MODE_L);
+ }});
+ 0x5: precequ_ph_qbr({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB, UNSIGNED,
+ SIMD_FMT_PH, SIGNED, MODE_R);
+ }});
+ 0x6: precequ_ph_qbla({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB, UNSIGNED,
+ SIMD_FMT_PH, SIGNED, MODE_LA);
+ }});
+ 0x7: precequ_ph_qbra({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB, UNSIGNED,
+ SIMD_FMT_PH, SIGNED, MODE_RA);
+ }});
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspIntOp {
+ 0x1: absq_s_ph({{
+ Rd_sw = dspAbs(Rt_sw, SIMD_FMT_PH, &dspctl);
+ }});
+ 0x2: repl_ph({{
+ Rd_uw = (sext<10>(RS_RT))<15:0> << 16 |
+ (sext<10>(RS_RT))<15:0>;
+ }});
+ 0x3: replv_ph({{
+ Rd_uw = Rt_uw<15:0> << 16 |
+ Rt_uw<15:0>;
+ }});
+ 0x4: preceq_w_phl({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_PH, SIGNED,
+ SIMD_FMT_W, SIGNED, MODE_L);
+ }});
+ 0x5: preceq_w_phr({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_PH, SIGNED,
+ SIMD_FMT_W, SIGNED, MODE_R);
+ }});
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspIntOp {
+ 0x1: absq_s_w({{
+ Rd_sw = dspAbs(Rt_sw, SIMD_FMT_W, &dspctl);
+ }});
+ }
+ }
+ 0x3: decode OP_LO {
+ 0x3: IntOp::bitrev({{
+ Rd_uw = bitrev( Rt_uw<15:0> );
+ }});
+ format DspIntOp {
+ 0x4: preceu_ph_qbl({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, SIMD_FMT_PH,
+ UNSIGNED, MODE_L);
+ }});
+ 0x5: preceu_ph_qbr({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, SIMD_FMT_PH,
+ UNSIGNED, MODE_R );
+ }});
+ 0x6: preceu_ph_qbla({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, SIMD_FMT_PH,
+ UNSIGNED, MODE_LA );
+ }});
+ 0x7: preceu_ph_qbra({{
+ Rd_uw = dspPrece(Rt_uw, SIMD_FMT_QB,
+ UNSIGNED, SIMD_FMT_PH,
+ UNSIGNED, MODE_RA);
+ }});
+ }
+ }
+ }
+
+ //Table 5-8 MIPS32 SHLL.QB Encoding of the op Field
+ //(DSP ASE MANUAL)
+ 0x3: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspIntOp {
+ 0x0: shll_qb({{
+ Rd_sw = dspShll(Rt_sw, RS, SIMD_FMT_QB,
+ NOSATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x1: shrl_qb({{
+ Rd_sw = dspShrl(Rt_sw, RS, SIMD_FMT_QB,
+ UNSIGNED);
+ }});
+ 0x2: shllv_qb({{
+ Rd_sw = dspShll(Rt_sw, Rs_sw, SIMD_FMT_QB,
+ NOSATURATE, UNSIGNED, &dspctl);
+ }});
+ 0x3: shrlv_qb({{
+ Rd_sw = dspShrl(Rt_sw, Rs_sw, SIMD_FMT_QB,
+ UNSIGNED);
+ }});
+ 0x4: shra_qb({{
+ Rd_sw = dspShra(Rt_sw, RS, SIMD_FMT_QB,
+ NOROUND, SIGNED, &dspctl);
+ }});
+ 0x5: shra_r_qb({{
+ Rd_sw = dspShra(Rt_sw, RS, SIMD_FMT_QB,
+ ROUND, SIGNED, &dspctl);
+ }});
+ 0x6: shrav_qb({{
+ Rd_sw = dspShra(Rt_sw, Rs_sw, SIMD_FMT_QB,
+ NOROUND, SIGNED, &dspctl);
+ }});
+ 0x7: shrav_r_qb({{
+ Rd_sw = dspShra(Rt_sw, Rs_sw, SIMD_FMT_QB,
+ ROUND, SIGNED, &dspctl);
+ }});
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspIntOp {
+ 0x0: shll_ph({{
+ Rd_uw = dspShll(Rt_uw, RS, SIMD_FMT_PH,
+ NOSATURATE, SIGNED, &dspctl);
+ }});
+ 0x1: shra_ph({{
+ Rd_sw = dspShra(Rt_sw, RS, SIMD_FMT_PH,
+ NOROUND, SIGNED, &dspctl);
+ }});
+ 0x2: shllv_ph({{
+ Rd_sw = dspShll(Rt_sw, Rs_sw, SIMD_FMT_PH,
+ NOSATURATE, SIGNED, &dspctl);
+ }});
+ 0x3: shrav_ph({{
+ Rd_sw = dspShra(Rt_sw, Rs_sw, SIMD_FMT_PH,
+ NOROUND, SIGNED, &dspctl);
+ }});
+ 0x4: shll_s_ph({{
+ Rd_sw = dspShll(Rt_sw, RS, SIMD_FMT_PH,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ 0x5: shra_r_ph({{
+ Rd_sw = dspShra(Rt_sw, RS, SIMD_FMT_PH,
+ ROUND, SIGNED, &dspctl);
+ }});
+ 0x6: shllv_s_ph({{
+ Rd_sw = dspShll(Rt_sw, Rs_sw, SIMD_FMT_PH,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ 0x7: shrav_r_ph({{
+ Rd_sw = dspShra(Rt_sw, Rs_sw, SIMD_FMT_PH,
+ ROUND, SIGNED, &dspctl);
+ }});
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspIntOp {
+ 0x4: shll_s_w({{
+ Rd_sw = dspShll(Rt_sw, RS, SIMD_FMT_W,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ 0x5: shra_r_w({{
+ Rd_sw = dspShra(Rt_sw, RS, SIMD_FMT_W,
+ ROUND, SIGNED, &dspctl);
+ }});
+ 0x6: shllv_s_w({{
+ Rd_sw = dspShll(Rt_sw, Rs_sw, SIMD_FMT_W,
+ SATURATE, SIGNED, &dspctl);
+ }});
+ 0x7: shrav_r_w({{
+ Rd_sw = dspShra(Rt_sw, Rs_sw, SIMD_FMT_W,
+ ROUND, SIGNED, &dspctl);
+ }});
+ }
+ }
+ 0x3: decode OP_LO {
+ format DspIntOp {
+ 0x1: shrl_ph({{
+ Rd_sw = dspShrl(Rt_sw, RS, SIMD_FMT_PH,
+ UNSIGNED);
+ }});
+ 0x3: shrlv_ph({{
+ Rd_sw = dspShrl(Rt_sw, Rs_sw, SIMD_FMT_PH,
+ UNSIGNED);
+ }});
+ }
+ }
+ }
+ }
+
+ 0x3: decode FUNCTION_LO {
+
+ //Table 3.12 MIPS32 ADDUH.QB Encoding of the op Field
+ //(DSP ASE Rev2 Manual)
+ 0x0: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspIntOp {
+ 0x0: adduh_qb({{
+ Rd_uw = dspAddh(Rs_sw, Rt_sw, SIMD_FMT_QB,
+ NOROUND, UNSIGNED);
+ }});
+ 0x1: subuh_qb({{
+ Rd_uw = dspSubh(Rs_sw, Rt_sw, SIMD_FMT_QB,
+ NOROUND, UNSIGNED);
+ }});
+ 0x2: adduh_r_qb({{
+ Rd_uw = dspAddh(Rs_sw, Rt_sw, SIMD_FMT_QB,
+ ROUND, UNSIGNED);
+ }});
+ 0x3: subuh_r_qb({{
+ Rd_uw = dspSubh(Rs_sw, Rt_sw, SIMD_FMT_QB,
+ ROUND, UNSIGNED);
+ }});
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspIntOp {
+ 0x0: addqh_ph({{
+ Rd_uw = dspAddh(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ NOROUND, SIGNED);
+ }});
+ 0x1: subqh_ph({{
+ Rd_uw = dspSubh(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ NOROUND, SIGNED);
+ }});
+ 0x2: addqh_r_ph({{
+ Rd_uw = dspAddh(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ ROUND, SIGNED);
+ }});
+ 0x3: subqh_r_ph({{
+ Rd_uw = dspSubh(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ ROUND, SIGNED);
+ }});
+ 0x4: mul_ph({{
+ Rd_sw = dspMul(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ NOSATURATE, &dspctl);
+ }}, IntMultOp);
+ 0x6: mul_s_ph({{
+ Rd_sw = dspMul(Rs_sw, Rt_sw, SIMD_FMT_PH,
+ SATURATE, &dspctl);
+ }}, IntMultOp);
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspIntOp {
+ 0x0: addqh_w({{
+ Rd_uw = dspAddh(Rs_sw, Rt_sw, SIMD_FMT_W,
+ NOROUND, SIGNED);
+ }});
+ 0x1: subqh_w({{
+ Rd_uw = dspSubh(Rs_sw, Rt_sw, SIMD_FMT_W,
+ NOROUND, SIGNED);
+ }});
+ 0x2: addqh_r_w({{
+ Rd_uw = dspAddh(Rs_sw, Rt_sw, SIMD_FMT_W,
+ ROUND, SIGNED);
+ }});
+ 0x3: subqh_r_w({{
+ Rd_uw = dspSubh(Rs_sw, Rt_sw, SIMD_FMT_W,
+ ROUND, SIGNED);
+ }});
+ 0x6: mulq_s_w({{
+ Rd_sw = dspMulq(Rs_sw, Rt_sw, SIMD_FMT_W,
+ SATURATE, NOROUND, &dspctl);
+ }}, IntMultOp);
+ 0x7: mulq_rs_w({{
+ Rd_sw = dspMulq(Rs_sw, Rt_sw, SIMD_FMT_W,
+ SATURATE, ROUND, &dspctl);
+ }}, IntMultOp);
+ }
+ }
}
}
//Table A-10 MIPS32 BSHFL Encoding of sa Field
0x4: decode SA {
format BasicOp {
- 0x02: wsbh({{ Rd.uw = Rt.uw<23:16> << 24 |
- Rt.uw<31:24> << 16 |
- Rt.uw<7:0> << 8 |
- Rt.uw<15:8>;
+ 0x02: wsbh({{
+ Rd_uw = Rt_uw<23:16> << 24 |
+ Rt_uw<31:24> << 16 |
+ Rt_uw<7:0> << 8 |
+ Rt_uw<15:8>;
}});
- 0x10: seb({{ Rd.sw = Rt.sb; }});
- 0x18: seh({{ Rd.sw = Rt.sh; }});
+ 0x10: seb({{ Rd_sw = Rt_sb; }});
+ 0x18: seh({{ Rd_sw = Rt_sh; }});
}
}
0x6: decode FUNCTION_LO {
- 0x7: FailUnimpl::rdhwr();
+
+ //Table 5-10 MIPS32 DPAQ.W.PH Encoding of the op Field
+ //(DSP ASE MANUAL)
+ 0x0: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspHiLoOp {
+ 0x0: dpa_w_ph({{
+ dspac = dspDpa(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_PH, SIGNED, MODE_L);
+ }}, IntMultOp);
+ 0x1: dps_w_ph({{
+ dspac = dspDps(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_PH, SIGNED, MODE_L);
+ }}, IntMultOp);
+ 0x2: mulsa_w_ph({{
+ dspac = dspMulsa(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH );
+ }}, IntMultOp);
+ 0x3: dpau_h_qbl({{
+ dspac = dspDpa(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_QB, UNSIGNED, MODE_L);
+ }}, IntMultOp);
+ 0x4: dpaq_s_w_ph({{
+ dspac = dspDpaq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ SIMD_FMT_W, NOSATURATE,
+ MODE_L, &dspctl);
+ }}, IntMultOp);
+ 0x5: dpsq_s_w_ph({{
+ dspac = dspDpsq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ SIMD_FMT_W, NOSATURATE,
+ MODE_L, &dspctl);
+ }}, IntMultOp);
+ 0x6: mulsaq_s_w_ph({{
+ dspac = dspMulsaq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ &dspctl);
+ }}, IntMultOp);
+ 0x7: dpau_h_qbr({{
+ dspac = dspDpa(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_QB, UNSIGNED, MODE_R);
+ }}, IntMultOp);
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspHiLoOp {
+ 0x0: dpax_w_ph({{
+ dspac = dspDpa(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_PH, SIGNED, MODE_X);
+ }}, IntMultOp);
+ 0x1: dpsx_w_ph({{
+ dspac = dspDps(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_PH, SIGNED, MODE_X);
+ }}, IntMultOp);
+ 0x3: dpsu_h_qbl({{
+ dspac = dspDps(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_QB, UNSIGNED, MODE_L);
+ }}, IntMultOp);
+ 0x4: dpaq_sa_l_w({{
+ dspac = dspDpaq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_W,
+ SIMD_FMT_L, SATURATE,
+ MODE_L, &dspctl);
+ }}, IntMultOp);
+ 0x5: dpsq_sa_l_w({{
+ dspac = dspDpsq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_W,
+ SIMD_FMT_L, SATURATE,
+ MODE_L, &dspctl);
+ }}, IntMultOp);
+ 0x7: dpsu_h_qbr({{
+ dspac = dspDps(dspac, Rs_sw, Rt_sw, ACDST,
+ SIMD_FMT_QB, UNSIGNED, MODE_R);
+ }}, IntMultOp);
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspHiLoOp {
+ 0x0: maq_sa_w_phl({{
+ dspac = dspMaq(dspac, Rs_uw, Rt_uw,
+ ACDST, SIMD_FMT_PH,
+ MODE_L, SATURATE, &dspctl);
+ }}, IntMultOp);
+ 0x2: maq_sa_w_phr({{
+ dspac = dspMaq(dspac, Rs_uw, Rt_uw,
+ ACDST, SIMD_FMT_PH,
+ MODE_R, SATURATE, &dspctl);
+ }}, IntMultOp);
+ 0x4: maq_s_w_phl({{
+ dspac = dspMaq(dspac, Rs_uw, Rt_uw,
+ ACDST, SIMD_FMT_PH,
+ MODE_L, NOSATURATE, &dspctl);
+ }}, IntMultOp);
+ 0x6: maq_s_w_phr({{
+ dspac = dspMaq(dspac, Rs_uw, Rt_uw,
+ ACDST, SIMD_FMT_PH,
+ MODE_R, NOSATURATE, &dspctl);
+ }}, IntMultOp);
+ }
+ }
+ 0x3: decode OP_LO {
+ format DspHiLoOp {
+ 0x0: dpaqx_s_w_ph({{
+ dspac = dspDpaq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ SIMD_FMT_W, NOSATURATE,
+ MODE_X, &dspctl);
+ }}, IntMultOp);
+ 0x1: dpsqx_s_w_ph({{
+ dspac = dspDpsq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ SIMD_FMT_W, NOSATURATE,
+ MODE_X, &dspctl);
+ }}, IntMultOp);
+ 0x2: dpaqx_sa_w_ph({{
+ dspac = dspDpaq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ SIMD_FMT_W, SATURATE,
+ MODE_X, &dspctl);
+ }}, IntMultOp);
+ 0x3: dpsqx_sa_w_ph({{
+ dspac = dspDpsq(dspac, Rs_sw, Rt_sw,
+ ACDST, SIMD_FMT_PH,
+ SIMD_FMT_W, SATURATE,
+ MODE_X, &dspctl);
+ }}, IntMultOp);
+ }
+ }
+ }
+
+ //Table 3.3 MIPS32 APPEND Encoding of the op Field
+ 0x1: decode OP_HI {
+ 0x0: decode OP_LO {
+ format IntOp {
+ 0x0: append({{
+ Rt_uw = (Rt_uw << RD) | bits(Rs_uw, RD - 1, 0);
+ }});
+ 0x1: prepend({{
+ Rt_uw = (Rt_uw >> RD) |
+ (bits(Rs_uw, RD - 1, 0) << (32 - RD));
+ }});
+ }
+ }
+ 0x2: decode OP_LO {
+ format IntOp {
+ 0x0: balign({{
+ Rt_uw = (Rt_uw << (8 * BP)) |
+ (Rs_uw >> (8 * (4 - BP)));
+ }});
+ }
+ }
+ }
+
+ }
+ 0x7: decode FUNCTION_LO {
+
+ //Table 5-11 MIPS32 EXTR.W Encoding of the op Field
+ //(DSP ASE MANUAL)
+ 0x0: decode OP_HI {
+ 0x0: decode OP_LO {
+ format DspHiLoOp {
+ 0x0: extr_w({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_W, RS,
+ NOROUND, NOSATURATE, &dspctl);
+ }});
+ 0x1: extrv_w({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_W, Rs_uw,
+ NOROUND, NOSATURATE, &dspctl);
+ }});
+ 0x2: extp({{
+ Rt_uw = dspExtp(dspac, RS, &dspctl);
+ }});
+ 0x3: extpv({{
+ Rt_uw = dspExtp(dspac, Rs_uw, &dspctl);
+ }});
+ 0x4: extr_r_w({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_W, RS,
+ ROUND, NOSATURATE, &dspctl);
+ }});
+ 0x5: extrv_r_w({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_W, Rs_uw,
+ ROUND, NOSATURATE, &dspctl);
+ }});
+ 0x6: extr_rs_w({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_W, RS,
+ ROUND, SATURATE, &dspctl);
+ }});
+ 0x7: extrv_rs_w({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_W, Rs_uw,
+ ROUND, SATURATE, &dspctl);
+ }});
+ }
+ }
+ 0x1: decode OP_LO {
+ format DspHiLoOp {
+ 0x2: extpdp({{
+ Rt_uw = dspExtpd(dspac, RS, &dspctl);
+ }});
+ 0x3: extpdpv({{
+ Rt_uw = dspExtpd(dspac, Rs_uw, &dspctl);
+ }});
+ 0x6: extr_s_h({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_PH, RS,
+ NOROUND, SATURATE, &dspctl);
+ }});
+ 0x7: extrv_s_h({{
+ Rt_uw = dspExtr(dspac, SIMD_FMT_PH, Rs_uw,
+ NOROUND, SATURATE, &dspctl);
+ }});
+ }
+ }
+ 0x2: decode OP_LO {
+ format DspIntOp {
+ 0x2: rddsp({{
+ Rd_uw = readDSPControl(&dspctl, RDDSPMASK);
+ }});
+ 0x3: wrdsp({{
+ writeDSPControl(&dspctl, Rs_uw, WRDSPMASK);
+ }});
+ }
+ }
+ 0x3: decode OP_LO {
+ format DspHiLoOp {
+ 0x2: shilo({{
+ if ((int64_t)sext<6>(HILOSA) < 0) {
+ dspac = (uint64_t)dspac <<
+ -sext<6>(HILOSA);
+ } else {
+ dspac = (uint64_t)dspac >>
+ sext<6>(HILOSA);
+ }
+ }});
+ 0x3: shilov({{
+ if ((int64_t)sext<6>(Rs_sw<5:0>) < 0) {
+ dspac = (uint64_t)dspac <<
+ -sext<6>(Rs_sw<5:0>);
+ } else {
+ dspac = (uint64_t)dspac >>
+ sext<6>(Rs_sw<5:0>);
+ }
+ }});
+ 0x7: mthlip({{
+ dspac = dspac << 32;
+ dspac |= Rs_uw;
+ dspctl = insertBits(dspctl, 5, 0,
+ dspctl<5:0> + 32);
+ }});
+ }
+ }
+ }
+ 0x3: decode OP default FailUnimpl::rdhwr() {
+ 0x0: decode FullSystemInt {
+ 0: decode RD {
+ 29: BasicOp::rdhwr_se({{ Rt = TpValue; }});
+ }
+ }
+ }
}
}
}
0x4: decode OPCODE_LO {
format LoadMemory {
- 0x0: lb({{ Rt.sw = Mem.sb; }});
- 0x1: lh({{ Rt.sw = Mem.sh; }});
- 0x3: lw({{ Rt.sw = Mem.sw; }});
- 0x4: lbu({{ Rt.uw = Mem.ub; }});
- 0x5: lhu({{ Rt.uw = Mem.uh; }});
+ 0x0: lb({{ Rt_sw = Mem_sb; }});
+ 0x1: lh({{ Rt_sw = Mem_sh; }});
+ 0x3: lw({{ Rt_sw = Mem_sw; }});
+ 0x4: lbu({{ Rt_uw = Mem_ub;}});
+ 0x5: lhu({{ Rt_uw = Mem_uh; }});
}
format LoadUnalignedMemory {
- 0x2: lwl({{ uint32_t mem_shift = 24 - (8 * byte_offset);
- Rt.uw = mem_word << mem_shift |
- Rt.uw & mask(mem_shift);
- }});
- 0x6: lwr({{ uint32_t mem_shift = 8 * byte_offset;
- Rt.uw = Rt.uw & (mask(mem_shift) << (32 - mem_shift)) |
- mem_word >> mem_shift;
- }});
+ 0x2: lwl({{
+ uint32_t mem_shift = 24 - (8 * byte_offset);
+ Rt_uw = mem_word << mem_shift | (Rt_uw & mask(mem_shift));
+ }});
+ 0x6: lwr({{
+ uint32_t mem_shift = 8 * byte_offset;
+ Rt_uw = (Rt_uw & (mask(mem_shift) << (32 - mem_shift))) |
+ (mem_word >> mem_shift);
+ }});
}
}
0x5: decode OPCODE_LO {
format StoreMemory {
- 0x0: sb({{ Mem.ub = Rt<7:0>; }});
- 0x1: sh({{ Mem.uh = Rt<15:0>; }});
- 0x3: sw({{ Mem.uw = Rt<31:0>; }});
+ 0x0: sb({{ Mem_ub = Rt<7:0>; }});
+ 0x1: sh({{ Mem_uh = Rt<15:0>; }});
+ 0x3: sw({{ Mem_uw = Rt<31:0>; }});
}
format StoreUnalignedMemory {
- 0x2: swl({{ uint32_t reg_shift = 24 - (8 * byte_offset);
- uint32_t mem_shift = 32 - reg_shift;
- mem_word = mem_word & (mask(reg_shift) << mem_shift) |
- Rt.uw >> reg_shift;
- }});
- 0x6: swr({{ uint32_t reg_shift = 8 * byte_offset;
- mem_word = Rt.uw << reg_shift |
- mem_word & (mask(reg_shift));
- }});
+ 0x2: swl({{
+ uint32_t reg_shift = 24 - (8 * byte_offset);
+ uint32_t mem_shift = 32 - reg_shift;
+ mem_word = (mem_word & (mask(reg_shift) << mem_shift)) |
+ (Rt_uw >> reg_shift);
+ }});
+ 0x6: swr({{
+ uint32_t reg_shift = 8 * byte_offset;
+ mem_word = Rt_uw << reg_shift |
+ (mem_word & (mask(reg_shift)));
+ }});
+ }
+ format CP0Control {
+ 0x7: cache({{
+ //Addr CacheEA = Rs_uw + OFFSET;
+ //fault = xc->CacheOp((uint8_t)CACHE_OP,(Addr) CacheEA);
+ }});
}
-
- 0x7: FailUnimpl::cache();
}
0x6: decode OPCODE_LO {
format LoadMemory {
- 0x0: ll({{ Rt.uw = Mem.uw; }}, mem_flags=LOCKED);
- 0x1: lwc1({{ Ft.uw = Mem.uw; }});
- 0x5: ldc1({{ Ft.ud = Mem.ud; }});
+ 0x0: ll({{ Rt_uw = Mem_uw; }}, mem_flags=LLSC);
+ 0x1: lwc1({{ Ft_uw = Mem_uw; }});
+ 0x5: ldc1({{ Ft_ud = Mem_ud; }});
}
-
+ 0x2: CP2Unimpl::lwc2();
+ 0x6: CP2Unimpl::ldc2();
0x3: Prefetch::pref();
}
0x7: decode OPCODE_LO {
- 0x0: StoreCond::sc({{ Mem.uw = Rt.uw;}},
+ 0x0: StoreCond::sc({{ Mem_uw = Rt_uw; }},
{{ uint64_t tmp = write_result;
- Rt.uw = (tmp == 0 || tmp == 1) ? tmp : Rt.uw;
- }}, mem_flags=LOCKED, inst_flags = IsStoreConditional);
-
+ Rt_uw = (tmp == 0 || tmp == 1) ? tmp : Rt_uw;
+ }}, mem_flags=LLSC,
+ inst_flags = IsStoreConditional);
format StoreMemory {
- 0x1: swc1({{ Mem.uw = Ft.uw; }});
- 0x5: sdc1({{ Mem.ud = Ft.ud; }});
+ 0x1: swc1({{ Mem_uw = Ft_uw; }});
+ 0x5: sdc1({{ Mem_ud = Ft_ud; }});
}
+ 0x2: CP2Unimpl::swc2();
+ 0x6: CP2Unimpl::sdc2();
}
}
projects / gem5.git / blobdiff