| // -*- mode:c++ -*- |
| |
| // Copyright (c) 2010-2013,2016,2018-2019 ARM Limited |
| // All rights reserved |
| // |
| // The license below extends only to copyright in the software and shall |
| // not be construed as granting a license to any other intellectual |
| // property including but not limited to intellectual property relating |
| // to a hardware implementation of the functionality of the software |
| // licensed hereunder. You may use the software subject to the license |
| // terms below provided that you ensure that this notice is replicated |
| // unmodified and in its entirety in all distributions of the software, |
| // modified or unmodified, in source code or in binary form. |
| // |
| // 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. |
| |
| output header {{ |
| |
| template <class Micro> |
| class VfpMacroRegRegOp : public VfpMacroOp |
| { |
| public: |
| VfpMacroRegRegOp(ExtMachInst _machInst, IntRegIndex _dest, |
| IntRegIndex _op1, bool _wide) : |
| VfpMacroOp("VfpMacroRegRegOp", _machInst, No_OpClass, _wide) |
| { |
| numMicroops = machInst.fpscrLen + 1; |
| assert(numMicroops > 1); |
| microOps = new StaticInstPtr[numMicroops]; |
| for (unsigned i = 0; i < numMicroops; i++) { |
| VfpMicroMode mode = VfpMicroop; |
| if (i == 0) |
| mode = VfpFirstMicroop; |
| else if (i == numMicroops - 1) |
| mode = VfpLastMicroop; |
| microOps[i] = new Micro(_machInst, _dest, _op1, mode); |
| nextIdxs(_dest, _op1); |
| } |
| } |
| }; |
| |
| template <class VfpOp> |
| StaticInstPtr |
| decodeVfpRegRegOp(ExtMachInst machInst, |
| IntRegIndex dest, IntRegIndex op1, bool wide) |
| { |
| if (machInst.fpscrLen == 0 || VfpMacroOp::inScalarBank(dest)) { |
| return new VfpOp(machInst, dest, op1); |
| } else { |
| return new VfpMacroRegRegOp<VfpOp>(machInst, dest, op1, wide); |
| } |
| } |
| |
| template <class Micro> |
| class VfpMacroRegImmOp : public VfpMacroOp |
| { |
| public: |
| VfpMacroRegImmOp(ExtMachInst _machInst, IntRegIndex _dest, uint64_t _imm, |
| bool _wide) : |
| VfpMacroOp("VfpMacroRegImmOp", _machInst, No_OpClass, _wide) |
| { |
| numMicroops = machInst.fpscrLen + 1; |
| microOps = new StaticInstPtr[numMicroops]; |
| for (unsigned i = 0; i < numMicroops; i++) { |
| VfpMicroMode mode = VfpMicroop; |
| if (i == 0) |
| mode = VfpFirstMicroop; |
| else if (i == numMicroops - 1) |
| mode = VfpLastMicroop; |
| microOps[i] = new Micro(_machInst, _dest, _imm, mode); |
| nextIdxs(_dest); |
| } |
| } |
| }; |
| |
| template <class VfpOp> |
| StaticInstPtr |
| decodeVfpRegImmOp(ExtMachInst machInst, |
| IntRegIndex dest, uint64_t imm, bool wide) |
| { |
| if (machInst.fpscrLen == 0 || VfpMacroOp::inScalarBank(dest)) { |
| return new VfpOp(machInst, dest, imm); |
| } else { |
| return new VfpMacroRegImmOp<VfpOp>(machInst, dest, imm, wide); |
| } |
| } |
| |
| template <class Micro> |
| class VfpMacroRegRegImmOp : public VfpMacroOp |
| { |
| public: |
| VfpMacroRegRegImmOp(ExtMachInst _machInst, IntRegIndex _dest, |
| IntRegIndex _op1, uint64_t _imm, bool _wide) : |
| VfpMacroOp("VfpMacroRegRegImmOp", _machInst, No_OpClass, _wide) |
| { |
| numMicroops = machInst.fpscrLen + 1; |
| microOps = new StaticInstPtr[numMicroops]; |
| for (unsigned i = 0; i < numMicroops; i++) { |
| VfpMicroMode mode = VfpMicroop; |
| if (i == 0) |
| mode = VfpFirstMicroop; |
| else if (i == numMicroops - 1) |
| mode = VfpLastMicroop; |
| microOps[i] = new Micro(_machInst, _dest, _op1, _imm, mode); |
| nextIdxs(_dest, _op1); |
| } |
| } |
| }; |
| |
| template <class VfpOp> |
| StaticInstPtr |
| decodeVfpRegRegImmOp(ExtMachInst machInst, IntRegIndex dest, |
| IntRegIndex op1, uint64_t imm, bool wide) |
| { |
| if (machInst.fpscrLen == 0 || VfpMacroOp::inScalarBank(dest)) { |
| return new VfpOp(machInst, dest, op1, imm); |
| } else { |
| return new VfpMacroRegRegImmOp<VfpOp>(machInst, dest, op1, imm, wide); |
| } |
| } |
| |
| template <class Micro> |
| class VfpMacroRegRegRegOp : public VfpMacroOp |
| { |
| public: |
| VfpMacroRegRegRegOp(ExtMachInst _machInst, IntRegIndex _dest, |
| IntRegIndex _op1, IntRegIndex _op2, bool _wide) : |
| VfpMacroOp("VfpMacroRegRegRegOp", _machInst, No_OpClass, _wide) |
| { |
| numMicroops = machInst.fpscrLen + 1; |
| microOps = new StaticInstPtr[numMicroops]; |
| for (unsigned i = 0; i < numMicroops; i++) { |
| VfpMicroMode mode = VfpMicroop; |
| if (i == 0) |
| mode = VfpFirstMicroop; |
| else if (i == numMicroops - 1) |
| mode = VfpLastMicroop; |
| microOps[i] = new Micro(_machInst, _dest, _op1, _op2, mode); |
| nextIdxs(_dest, _op1, _op2); |
| } |
| } |
| }; |
| |
| template <class VfpOp> |
| StaticInstPtr |
| decodeVfpRegRegRegOp(ExtMachInst machInst, IntRegIndex dest, |
| IntRegIndex op1, IntRegIndex op2, bool wide) |
| { |
| if (machInst.fpscrLen == 0 || VfpMacroOp::inScalarBank(dest)) { |
| return new VfpOp(machInst, dest, op1, op2); |
| } else { |
| return new VfpMacroRegRegRegOp<VfpOp>(machInst, dest, op1, op2, wide); |
| } |
| } |
| }}; |
| |
| let {{ |
| |
| header_output = "" |
| decoder_output = "" |
| exec_output = "" |
| |
| vmsrCode = vmsrEnabledCheckCode + ''' |
| MiscDest = Op1; |
| ''' |
| |
| vmsrIop = ArmInstObjParams("vmsr", "Vmsr", "FpRegRegImmOp", |
| { "code": vmsrCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, |
| ["IsSerializeAfter","IsNonSpeculative"]) |
| header_output += FpRegRegImmOpDeclare.subst(vmsrIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmsrIop); |
| exec_output += PredOpExecute.subst(vmsrIop); |
| |
| vmsrFpscrCode = vmsrEnabledCheckCode + ''' |
| Fpscr = Op1 & ~FpCondCodesMask; |
| FpCondCodes = Op1 & FpCondCodesMask; |
| ''' |
| vmsrFpscrIop = ArmInstObjParams("vmsr", "VmsrFpscr", "FpRegRegOp", |
| { "code": vmsrFpscrCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, |
| ["IsSerializeAfter","IsNonSpeculative", |
| "IsSquashAfter"]) |
| header_output += FpRegRegOpDeclare.subst(vmsrFpscrIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmsrFpscrIop); |
| exec_output += PredOpExecute.subst(vmsrFpscrIop); |
| |
| vmrsCode = vmrsEnabledCheckCode + ''' |
| CPSR cpsr = Cpsr; |
| if (!isSecure(xc->tcBase()) && (cpsr.mode != MODE_HYP)) { |
| HCR hcr = Hcr; |
| bool hypTrap = false; |
| switch(xc->tcBase()->flattenRegId(RegId(MiscRegClass, op1)).index()) { |
| case MISCREG_FPSID: |
| hypTrap = hcr.tid0; |
| break; |
| case MISCREG_MVFR0: |
| case MISCREG_MVFR1: |
| hypTrap = hcr.tid3; |
| break; |
| } |
| if (hypTrap) { |
| return std::make_shared<HypervisorTrap>(machInst, imm, |
| EC_TRAPPED_CP10_MRC_VMRS); |
| } |
| } |
| Dest = MiscOp1; |
| ''' |
| |
| vmrsIop = ArmInstObjParams("vmrs", "Vmrs", "FpRegRegImmOp", |
| { "code": vmrsCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, |
| ["IsSerializeBefore"]) |
| header_output += FpRegRegImmOpDeclare.subst(vmrsIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmrsIop); |
| exec_output += PredOpExecute.subst(vmrsIop); |
| |
| vmrsFpscrIop = ArmInstObjParams("vmrs", "VmrsFpscr", "FpRegRegOp", |
| { "code": vmrsEnabledCheckCode + \ |
| "Dest = Fpscr | FpCondCodes;", |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, |
| ["IsSerializeBefore"]) |
| header_output += FpRegRegOpDeclare.subst(vmrsFpscrIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmrsFpscrIop); |
| exec_output += PredOpExecute.subst(vmrsFpscrIop); |
| |
| vmrsApsrFpscrCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = FpCondCodes; |
| CondCodesNZ = (fpscr.n << 1) | fpscr.z; |
| CondCodesC = fpscr.c; |
| CondCodesV = fpscr.v; |
| ''' |
| vmrsApsrFpscrIop = ArmInstObjParams("vmrs", "VmrsApsrFpscr", "PredOp", |
| { "code": vmrsApsrFpscrCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }) |
| header_output += BasicDeclare.subst(vmrsApsrFpscrIop); |
| decoder_output += BasicConstructor.subst(vmrsApsrFpscrIop); |
| exec_output += PredOpExecute.subst(vmrsApsrFpscrIop); |
| |
| vmovImmSCode = vfpEnabledCheckCode + ''' |
| FpDest_uw = bits(imm, 31, 0); |
| ''' |
| vmovImmSIop = ArmInstObjParams("vmov", "VmovImmS", "FpRegImmOp", |
| { "code": vmovImmSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vmovImmSIop); |
| decoder_output += FpRegImmOpConstructor.subst(vmovImmSIop); |
| exec_output += PredOpExecute.subst(vmovImmSIop); |
| |
| vmovImmDCode = vfpEnabledCheckCode + ''' |
| FpDestP0_uw = bits(imm, 31, 0); |
| FpDestP1_uw = bits(imm, 63, 32); |
| ''' |
| vmovImmDIop = ArmInstObjParams("vmov", "VmovImmD", "FpRegImmOp", |
| { "code": vmovImmDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vmovImmDIop); |
| decoder_output += FpRegImmOpConstructor.subst(vmovImmDIop); |
| exec_output += PredOpExecute.subst(vmovImmDIop); |
| |
| vmovImmQCode = vfpEnabledCheckCode + ''' |
| FpDestP0_uw = bits(imm, 31, 0); |
| FpDestP1_uw = bits(imm, 63, 32); |
| FpDestP2_uw = bits(imm, 31, 0); |
| FpDestP3_uw = bits(imm, 63, 32); |
| ''' |
| vmovImmQIop = ArmInstObjParams("vmov", "VmovImmQ", "FpRegImmOp", |
| { "code": vmovImmQCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vmovImmQIop); |
| decoder_output += FpRegImmOpConstructor.subst(vmovImmQIop); |
| exec_output += PredOpExecute.subst(vmovImmQIop); |
| |
| vmovRegSCode = vfpEnabledCheckCode + ''' |
| FpDest_uw = FpOp1_uw; |
| ''' |
| vmovRegSIop = ArmInstObjParams("vmov", "VmovRegS", "FpRegRegOp", |
| { "code": vmovRegSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vmovRegSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmovRegSIop); |
| exec_output += PredOpExecute.subst(vmovRegSIop); |
| |
| vmovRegDCode = vfpEnabledCheckCode + ''' |
| FpDestP0_uw = FpOp1P0_uw; |
| FpDestP1_uw = FpOp1P1_uw; |
| ''' |
| vmovRegDIop = ArmInstObjParams("vmov", "VmovRegD", "FpRegRegOp", |
| { "code": vmovRegDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vmovRegDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmovRegDIop); |
| exec_output += PredOpExecute.subst(vmovRegDIop); |
| |
| vmovRegQCode = vfpEnabledCheckCode + ''' |
| FpDestP0_uw = FpOp1P0_uw; |
| FpDestP1_uw = FpOp1P1_uw; |
| FpDestP2_uw = FpOp1P2_uw; |
| FpDestP3_uw = FpOp1P3_uw; |
| ''' |
| vmovRegQIop = ArmInstObjParams("vmov", "VmovRegQ", "FpRegRegOp", |
| { "code": vmovRegQCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vmovRegQIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmovRegQIop); |
| exec_output += PredOpExecute.subst(vmovRegQIop); |
| |
| vmovCoreRegBCode = simdEnabledCheckCode + ''' |
| FpDest_uw = insertBits(FpDest_uw, imm * 8 + 7, imm * 8, Op1_ub); |
| ''' |
| vmovCoreRegBIop = ArmInstObjParams("vmov", "VmovCoreRegB", "FpRegRegImmOp", |
| { "code": vmovCoreRegBCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vmovCoreRegBIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmovCoreRegBIop); |
| exec_output += PredOpExecute.subst(vmovCoreRegBIop); |
| |
| vmovCoreRegHCode = simdEnabledCheckCode + ''' |
| FpDest_uw = insertBits(FpDest_uw, imm * 16 + 15, imm * 16, Op1_uh); |
| ''' |
| vmovCoreRegHIop = ArmInstObjParams("vmov", "VmovCoreRegH", "FpRegRegImmOp", |
| { "code": vmovCoreRegHCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vmovCoreRegHIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmovCoreRegHIop); |
| exec_output += PredOpExecute.subst(vmovCoreRegHIop); |
| |
| vmovCoreRegWCode = vfpEnabledCheckCode + ''' |
| FpDest_uw = Op1_uw; |
| ''' |
| vmovCoreRegWIop = ArmInstObjParams("vmov", "VmovCoreRegW", "FpRegRegOp", |
| { "code": vmovCoreRegWCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vmovCoreRegWIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmovCoreRegWIop); |
| exec_output += PredOpExecute.subst(vmovCoreRegWIop); |
| |
| vmovRegCoreUBCode = vfpEnabledCheckCode + ''' |
| assert(imm < 4); |
| Dest = bits(FpOp1_uw, imm * 8 + 7, imm * 8); |
| ''' |
| vmovRegCoreUBIop = ArmInstObjParams( |
| "vmov", "VmovRegCoreUB", "FpRegRegImmOp", |
| { "code": vmovRegCoreUBCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vmovRegCoreUBIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmovRegCoreUBIop); |
| exec_output += PredOpExecute.subst(vmovRegCoreUBIop); |
| |
| vmovRegCoreUHCode = vfpEnabledCheckCode + ''' |
| assert(imm < 2); |
| Dest = bits(FpOp1_uw, imm * 16 + 15, imm * 16); |
| ''' |
| vmovRegCoreUHIop = ArmInstObjParams( |
| "vmov", "VmovRegCoreUH", "FpRegRegImmOp", |
| { "code": vmovRegCoreUHCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vmovRegCoreUHIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmovRegCoreUHIop); |
| exec_output += PredOpExecute.subst(vmovRegCoreUHIop); |
| |
| vmovRegCoreSBCode = vfpEnabledCheckCode + ''' |
| assert(imm < 4); |
| Dest = sext<8>(bits(FpOp1_uw, imm * 8 + 7, imm * 8)); |
| ''' |
| vmovRegCoreSBIop = ArmInstObjParams( |
| "vmov", "VmovRegCoreSB", "FpRegRegImmOp", |
| { "code": vmovRegCoreSBCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vmovRegCoreSBIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmovRegCoreSBIop); |
| exec_output += PredOpExecute.subst(vmovRegCoreSBIop); |
| |
| vmovRegCoreSHCode = vfpEnabledCheckCode + ''' |
| assert(imm < 2); |
| Dest = sext<16>(bits(FpOp1_uw, imm * 16 + 15, imm * 16)); |
| ''' |
| vmovRegCoreSHIop = ArmInstObjParams( |
| "vmov", "VmovRegCoreSH", "FpRegRegImmOp", |
| { "code": vmovRegCoreSHCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vmovRegCoreSHIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vmovRegCoreSHIop); |
| exec_output += PredOpExecute.subst(vmovRegCoreSHIop); |
| |
| vmovRegCoreWCode = vfpEnabledCheckCode + ''' |
| Dest = FpOp1_uw; |
| ''' |
| vmovRegCoreWIop = ArmInstObjParams("vmov", "VmovRegCoreW", "FpRegRegOp", |
| { "code": vmovRegCoreWCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vmovRegCoreWIop); |
| decoder_output += FpRegRegOpConstructor.subst(vmovRegCoreWIop); |
| exec_output += PredOpExecute.subst(vmovRegCoreWIop); |
| |
| vmov2Reg2CoreCode = vfpEnabledCheckCode + ''' |
| FpDestP0_uw = Op1_uw; |
| FpDestP1_uw = Op2_uw; |
| ''' |
| vmov2Reg2CoreIop = ArmInstObjParams( |
| "vmov", "Vmov2Reg2Core", "FpRegRegRegOp", |
| { "code": vmov2Reg2CoreCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vmov2Reg2CoreIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vmov2Reg2CoreIop); |
| exec_output += PredOpExecute.subst(vmov2Reg2CoreIop); |
| |
| vmov2Core2RegCode = vfpEnabledCheckCode + ''' |
| Dest_uw = FpOp2P0_uw; |
| Op1_uw = FpOp2P1_uw; |
| ''' |
| vmov2Core2RegIop = ArmInstObjParams( |
| "vmov", "Vmov2Core2Reg", "FpRegRegRegOp", |
| { "code": vmov2Core2RegCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMiscOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vmov2Core2RegIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vmov2Core2RegIop); |
| exec_output += PredOpExecute.subst(vmov2Core2RegIop); |
| }}; |
| |
| let {{ |
| |
| header_output = "" |
| decoder_output = "" |
| exec_output = "" |
| |
| singleSimpleCode = vfpEnabledCheckCode + ''' |
| GEM5_VAR_USED FPSCR fpscr = (FPSCR) FpscrExc; |
| FpDest = %(op)s; |
| ''' |
| singleCode = singleSimpleCode + ''' |
| FpscrExc = fpscr; |
| ''' |
| singleTernOp = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| float cOp1 = FpOp1; |
| float cOp2 = FpOp2; |
| float cOp3 = FpDestP0; |
| FpDestP0 = ternaryOp(fpscr, %(palam)s, %(op)s, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| singleBinOp = "binaryOp(fpscr, FpOp1, FpOp2," + \ |
| "%(func)s, fpscr.fz, fpscr.dn, fpscr.rMode)" |
| singleUnaryOp = "unaryOp(fpscr, FpOp1, %(func)s, fpscr.fz, fpscr.rMode)" |
| doubleCode = vfpEnabledCheckCode + ''' |
| GEM5_VAR_USED FPSCR fpscr = (FPSCR) FpscrExc; |
| double dest = %(op)s; |
| FpDestP0_uw = dblLow(dest); |
| FpDestP1_uw = dblHi(dest); |
| FpscrExc = fpscr; |
| ''' |
| doubleTernOp = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| double cOp2 = dbl(FpOp2P0_uw, FpOp2P1_uw); |
| double cOp3 = dbl(FpDestP0_uw, FpDestP1_uw); |
| double cDest = ternaryOp(fpscr, %(palam)s, %(op)s, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| doubleBinOp = ''' |
| binaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), |
| dbl(FpOp2P0_uw, FpOp2P1_uw), |
| %(func)s, fpscr.fz, fpscr.dn, fpscr.rMode); |
| ''' |
| doubleUnaryOp = ''' |
| unaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), %(func)s, |
| fpscr.fz, fpscr.rMode) |
| ''' |
| |
| def buildTernaryFpOp(Name, base, opClass, singleOp, doubleOp, paramStr): |
| global header_output, decoder_output, exec_output |
| |
| code = singleTernOp % { "op": singleOp, "palam": paramStr } |
| sIop = ArmInstObjParams(Name.lower() + "s", Name + "S", base, |
| { "code": code, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| code = doubleTernOp % { "op": doubleOp, "palam": paramStr } |
| dIop = ArmInstObjParams(Name.lower() + "d", Name + "D", base, |
| { "code": code, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| |
| declareTempl = eval(base + "Declare"); |
| constructorTempl = eval(base + "Constructor"); |
| |
| for iop in sIop, dIop: |
| header_output += declareTempl.subst(iop) |
| decoder_output += constructorTempl.subst(iop) |
| exec_output += PredOpExecute.subst(iop) |
| |
| buildTernaryFpOp("Vfma", "FpRegRegRegOp", "SimdFloatMultAccOp", |
| "fpMulAdd<float>", "fpMulAdd<double>", " cOp1, cOp2, cOp3" ) |
| buildTernaryFpOp("Vfms", "FpRegRegRegOp", "SimdFloatMultAccOp", |
| "fpMulAdd<float>", "fpMulAdd<double>", "-cOp1, cOp2, cOp3" ) |
| buildTernaryFpOp("Vfnma", "FpRegRegRegOp", "SimdFloatMultAccOp", |
| "fpMulAdd<float>", "fpMulAdd<double>", "-cOp1, cOp2, -cOp3" ) |
| buildTernaryFpOp("Vfnms", "FpRegRegRegOp", "SimdFloatMultAccOp", |
| "fpMulAdd<float>", "fpMulAdd<double>", " cOp1, cOp2, -cOp3" ) |
| |
| def buildBinFpOp(name, Name, base, opClass, singleOp, doubleOp): |
| global header_output, decoder_output, exec_output |
| |
| code = singleCode % { "op": singleBinOp } |
| code = code % { "func": singleOp } |
| sIop = ArmInstObjParams(name + "s", Name + "S", base, |
| { "code": code, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| code = doubleCode % { "op": doubleBinOp } |
| code = code % { "func": doubleOp } |
| dIop = ArmInstObjParams(name + "d", Name + "D", base, |
| { "code": code, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| |
| declareTempl = eval(base + "Declare"); |
| constructorTempl = eval(base + "Constructor"); |
| |
| for iop in sIop, dIop: |
| header_output += declareTempl.subst(iop) |
| decoder_output += constructorTempl.subst(iop) |
| exec_output += PredOpExecute.subst(iop) |
| |
| buildBinFpOp("vadd", "Vadd", "FpRegRegRegOp", "SimdFloatAddOp", "fpAddS", |
| "fpAddD") |
| buildBinFpOp("vsub", "Vsub", "FpRegRegRegOp", "SimdFloatAddOp", "fpSubS", |
| "fpSubD") |
| buildBinFpOp("vdiv", "Vdiv", "FpRegRegRegOp", "SimdFloatDivOp", "fpDivS", |
| "fpDivD") |
| buildBinFpOp("vmul", "Vmul", "FpRegRegRegOp", "SimdFloatMultOp", "fpMulS", |
| "fpMulD") |
| |
| def buildBinOp(name, base, opClass, op): |
| ''' |
| Create backported aarch64 instructions that use fplib. |
| |
| Because they are backported, these instructions are unconditional. |
| ''' |
| global header_output, decoder_output, exec_output |
| inst_datas = [ |
| ( |
| "s", |
| ''' |
| FpDest_uw = fplib%(op)s<>(FpOp1_uw, FpOp2_uw, fpscr); |
| ''' |
| ), |
| ( |
| "d", |
| ''' |
| uint64_t op1 = ((uint64_t)FpOp1P0_uw | |
| ((uint64_t)FpOp1P1_uw << 32)); |
| uint64_t op2 = ((uint64_t)FpOp2P0_uw | |
| ((uint64_t)FpOp2P1_uw << 32)); |
| uint64_t dest = fplib%(op)s<>(op1, op2, fpscr); |
| FpDestP0_uw = dest; |
| FpDestP1_uw = dest >> 32; |
| ''' |
| ) |
| ] |
| Name = name[0].upper() + name[1:] |
| declareTempl = eval(base + "Declare"); |
| constructorTempl = eval(base + "Constructor"); |
| for size_suffix, code in inst_datas: |
| code = ( |
| ''' |
| FPSCR fpscr = (FPSCR)FpscrExc; |
| ''' + |
| code + |
| ''' |
| FpscrExc = fpscr; |
| ''' |
| ) |
| iop = ArmInstObjParams( |
| name + size_suffix, |
| Name + size_suffix.upper(), |
| base, |
| { |
| "code": code % {"op": op}, |
| "op_class": opClass |
| }, |
| [] |
| ) |
| header_output += declareTempl.subst(iop) |
| decoder_output += constructorTempl.subst(iop) |
| exec_output += BasicExecute.subst(iop) |
| ops = [ |
| ("vminnm", "FpRegRegRegOp", "SimdFloatCmpOp", "MinNum"), |
| ("vmaxnm", "FpRegRegRegOp", "SimdFloatCmpOp", "MaxNum"), |
| ] |
| for op in ops: |
| buildBinOp(*op) |
| |
| def buildUnaryFpOp(name, Name, base, opClass, singleOp, doubleOp = None): |
| if doubleOp is None: |
| doubleOp = singleOp |
| global header_output, decoder_output, exec_output |
| |
| code = singleCode % { "op": singleUnaryOp } |
| code = code % { "func": singleOp } |
| sIop = ArmInstObjParams(name + "s", Name + "S", base, |
| { "code": code, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| code = doubleCode % { "op": doubleUnaryOp } |
| code = code % { "func": doubleOp } |
| dIop = ArmInstObjParams(name + "d", Name + "D", base, |
| { "code": code, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| |
| declareTempl = eval(base + "Declare"); |
| constructorTempl = eval(base + "Constructor"); |
| |
| for iop in sIop, dIop: |
| header_output += declareTempl.subst(iop) |
| decoder_output += constructorTempl.subst(iop) |
| exec_output += PredOpExecute.subst(iop) |
| |
| buildUnaryFpOp("vsqrt", "Vsqrt", "FpRegRegOp", "SimdFloatSqrtOp", "sqrtf", |
| "sqrt") |
| |
| def buildSimpleUnaryFpOp(name, Name, base, opClass, singleOp, |
| doubleOp = None): |
| if doubleOp is None: |
| doubleOp = singleOp |
| global header_output, decoder_output, exec_output |
| |
| sIop = ArmInstObjParams(name + "s", Name + "S", base, |
| { "code": singleSimpleCode % { "op": singleOp }, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| dIop = ArmInstObjParams(name + "d", Name + "D", base, |
| { "code": doubleCode % { "op": doubleOp }, |
| "predicate_test": predicateTest, |
| "op_class": opClass }, []) |
| |
| declareTempl = eval(base + "Declare"); |
| constructorTempl = eval(base + "Constructor"); |
| |
| for iop in sIop, dIop: |
| header_output += declareTempl.subst(iop) |
| decoder_output += constructorTempl.subst(iop) |
| exec_output += PredOpExecute.subst(iop) |
| |
| buildSimpleUnaryFpOp("vneg", "Vneg", "FpRegRegOp", "SimdFloatMiscOp", |
| "-FpOp1", "-dbl(FpOp1P0_uw, FpOp1P1_uw)") |
| buildSimpleUnaryFpOp("vabs", "Vabs", "FpRegRegOp", "SimdFloatMiscOp", |
| "fabsf(FpOp1)", "fabs(dbl(FpOp1P0_uw, FpOp1P1_uw))") |
| buildSimpleUnaryFpOp("vrintp", "VRIntP", "FpRegRegOp", "SimdFloatMiscOp", |
| "fplibRoundInt<uint32_t>(FpOp1, FPRounding_POSINF, false, fpscr)", |
| "fplibRoundInt<uint64_t>(dbl(FpOp1P0_uw, FpOp1P1_uw), " \ |
| "FPRounding_POSINF, false, fpscr)" |
| ) |
| buildSimpleUnaryFpOp("vrintm", "VRIntM", "FpRegRegOp", "SimdFloatMiscOp", |
| "fplibRoundInt<uint32_t>(FpOp1, FPRounding_NEGINF, false, fpscr)", |
| "fplibRoundInt<uint64_t>(dbl(FpOp1P0_uw, FpOp1P1_uw), " \ |
| "FPRounding_NEGINF, false, fpscr)" |
| ) |
| buildSimpleUnaryFpOp("vrinta", "VRIntA", "FpRegRegOp", "SimdFloatMiscOp", |
| "fplibRoundInt<uint32_t>(FpOp1, FPRounding_TIEAWAY, false, fpscr)", |
| "fplibRoundInt<uint64_t>(dbl(FpOp1P0_uw, FpOp1P1_uw), " \ |
| "FPRounding_TIEAWAY, false, fpscr)" |
| ) |
| buildSimpleUnaryFpOp("vrintn", "VRIntN", "FpRegRegOp", "SimdFloatMiscOp", |
| "fplibRoundInt<uint32_t>(FpOp1, FPRounding_TIEEVEN, false, fpscr)", |
| "fplibRoundInt<uint64_t>(dbl(FpOp1P0_uw, FpOp1P1_uw), " \ |
| "FPRounding_TIEEVEN, false, fpscr)" |
| ) |
| }}; |
| |
| let {{ |
| |
| header_output = "" |
| decoder_output = "" |
| exec_output = "" |
| |
| vmlaSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| float mid = binaryOp(fpscr, FpOp1, FpOp2, |
| fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpDest = binaryOp(fpscr, FpDest, mid, fpAddS, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpscrExc = fpscr; |
| ''' |
| vmlaSIop = ArmInstObjParams("vmlas", "VmlaS", "FpRegRegRegOp", |
| { "code": vmlaSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vmlaSIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vmlaSIop); |
| exec_output += PredOpExecute.subst(vmlaSIop); |
| |
| vmlaDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double mid = binaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), |
| dbl(FpOp2P0_uw, FpOp2P1_uw), |
| fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode); |
| double dest = binaryOp(fpscr, dbl(FpDestP0_uw, FpDestP1_uw), |
| mid, fpAddD, fpscr.fz, |
| fpscr.dn, fpscr.rMode); |
| FpDestP0_uw = dblLow(dest); |
| FpDestP1_uw = dblHi(dest); |
| FpscrExc = fpscr; |
| ''' |
| vmlaDIop = ArmInstObjParams("vmlad", "VmlaD", "FpRegRegRegOp", |
| { "code": vmlaDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vmlaDIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vmlaDIop); |
| exec_output += PredOpExecute.subst(vmlaDIop); |
| |
| vmlsSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| float mid = binaryOp(fpscr, FpOp1, FpOp2, |
| fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpDest = binaryOp(fpscr, FpDest, -mid, fpAddS, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpscrExc = fpscr; |
| ''' |
| vmlsSIop = ArmInstObjParams("vmlss", "VmlsS", "FpRegRegRegOp", |
| { "code": vmlsSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vmlsSIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vmlsSIop); |
| exec_output += PredOpExecute.subst(vmlsSIop); |
| |
| vmlsDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double mid = binaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), |
| dbl(FpOp2P0_uw, FpOp2P1_uw), |
| fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode); |
| double dest = binaryOp(fpscr, dbl(FpDestP0_uw, FpDestP1_uw), |
| -mid, fpAddD, fpscr.fz, |
| fpscr.dn, fpscr.rMode); |
| FpDestP0_uw = dblLow(dest); |
| FpDestP1_uw = dblHi(dest); |
| FpscrExc = fpscr; |
| ''' |
| vmlsDIop = ArmInstObjParams("vmlsd", "VmlsD", "FpRegRegRegOp", |
| { "code": vmlsDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vmlsDIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vmlsDIop); |
| exec_output += PredOpExecute.subst(vmlsDIop); |
| |
| vnmlaSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| float mid = binaryOp(fpscr, FpOp1, FpOp2, |
| fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpDest = binaryOp(fpscr, -FpDest, -mid, fpAddS, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpscrExc = fpscr; |
| ''' |
| vnmlaSIop = ArmInstObjParams("vnmlas", "VnmlaS", "FpRegRegRegOp", |
| { "code": vnmlaSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vnmlaSIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vnmlaSIop); |
| exec_output += PredOpExecute.subst(vnmlaSIop); |
| |
| vnmlaDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double mid = binaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), |
| dbl(FpOp2P0_uw, FpOp2P1_uw), |
| fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode); |
| double dest = binaryOp(fpscr, -dbl(FpDestP0_uw, FpDestP1_uw), |
| -mid, fpAddD, fpscr.fz, |
| fpscr.dn, fpscr.rMode); |
| FpDestP0_uw = dblLow(dest); |
| FpDestP1_uw = dblHi(dest); |
| FpscrExc = fpscr; |
| ''' |
| vnmlaDIop = ArmInstObjParams("vnmlad", "VnmlaD", "FpRegRegRegOp", |
| { "code": vnmlaDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vnmlaDIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vnmlaDIop); |
| exec_output += PredOpExecute.subst(vnmlaDIop); |
| |
| vnmlsSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| float mid = binaryOp(fpscr, FpOp1, FpOp2, |
| fpMulS, fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpDest = binaryOp(fpscr, -FpDest, mid, fpAddS, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpscrExc = fpscr; |
| ''' |
| vnmlsSIop = ArmInstObjParams("vnmlss", "VnmlsS", "FpRegRegRegOp", |
| { "code": vnmlsSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vnmlsSIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vnmlsSIop); |
| exec_output += PredOpExecute.subst(vnmlsSIop); |
| |
| vnmlsDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double mid = binaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), |
| dbl(FpOp2P0_uw, FpOp2P1_uw), |
| fpMulD, fpscr.fz, fpscr.dn, fpscr.rMode); |
| double dest = binaryOp(fpscr, -dbl(FpDestP0_uw, FpDestP1_uw), |
| mid, fpAddD, fpscr.fz, |
| fpscr.dn, fpscr.rMode); |
| FpDestP0_uw = dblLow(dest); |
| FpDestP1_uw = dblHi(dest); |
| FpscrExc = fpscr; |
| ''' |
| vnmlsDIop = ArmInstObjParams("vnmlsd", "VnmlsD", "FpRegRegRegOp", |
| { "code": vnmlsDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultAccOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vnmlsDIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vnmlsDIop); |
| exec_output += PredOpExecute.subst(vnmlsDIop); |
| |
| vnmulSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| FpDest = -binaryOp(fpscr, FpOp1, FpOp2, fpMulS, |
| fpscr.fz, fpscr.dn, fpscr.rMode); |
| FpscrExc = fpscr; |
| ''' |
| vnmulSIop = ArmInstObjParams("vnmuls", "VnmulS", "FpRegRegRegOp", |
| { "code": vnmulSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vnmulSIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vnmulSIop); |
| exec_output += PredOpExecute.subst(vnmulSIop); |
| |
| vnmulDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double dest = -binaryOp(fpscr, dbl(FpOp1P0_uw, FpOp1P1_uw), |
| dbl(FpOp2P0_uw, FpOp2P1_uw), |
| fpMulD, fpscr.fz, fpscr.dn, |
| fpscr.rMode); |
| FpDestP0_uw = dblLow(dest); |
| FpDestP1_uw = dblHi(dest); |
| FpscrExc = fpscr; |
| ''' |
| vnmulDIop = ArmInstObjParams("vnmuld", "VnmulD", "FpRegRegRegOp", |
| { "code": vnmulDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatMultOp" }, []) |
| header_output += FpRegRegRegOpDeclare.subst(vnmulDIop); |
| decoder_output += FpRegRegRegOpConstructor.subst(vnmulDIop); |
| exec_output += PredOpExecute.subst(vnmulDIop); |
| }}; |
| |
| let {{ |
| |
| header_output = "" |
| decoder_output = "" |
| exec_output = "" |
| |
| vcvtUIntFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1_uw) : "m" (FpOp1_uw)); |
| FpDest = FpOp1_uw; |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtUIntFpSIop = ArmInstObjParams("vcvt", "VcvtUIntFpS", "FpRegRegOp", |
| { "code": vcvtUIntFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtUIntFpSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtUIntFpSIop); |
| exec_output += PredOpExecute.subst(vcvtUIntFpSIop); |
| |
| vcvtUIntFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1P0_uw) : "m" (FpOp1P0_uw)); |
| double cDest = (uint64_t)FpOp1P0_uw; |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtUIntFpDIop = ArmInstObjParams("vcvt", "VcvtUIntFpD", "FpRegRegOp", |
| { "code": vcvtUIntFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtUIntFpDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtUIntFpDIop); |
| exec_output += PredOpExecute.subst(vcvtUIntFpDIop); |
| |
| vcvtSIntFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1_sw) : "m" (FpOp1_sw)); |
| FpDest = FpOp1_sw; |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtSIntFpSIop = ArmInstObjParams("vcvt", "VcvtSIntFpS", "FpRegRegOp", |
| { "code": vcvtSIntFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtSIntFpSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtSIntFpSIop); |
| exec_output += PredOpExecute.subst(vcvtSIntFpSIop); |
| |
| vcvtSIntFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1P0_sw) : "m" (FpOp1P0_sw)); |
| double cDest = FpOp1P0_sw; |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtSIntFpDIop = ArmInstObjParams("vcvt", "VcvtSIntFpD", "FpRegRegOp", |
| { "code": vcvtSIntFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtSIntFpDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtSIntFpDIop); |
| exec_output += PredOpExecute.subst(vcvtSIntFpDIop); |
| |
| vjcvtSFixedFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| uint64_t cOp1 = ((uint64_t)FpOp1P0_uw | ((uint64_t)FpOp1P1_uw << 32)); |
| uint8_t nz; |
| FpDest_uw = fplibFPToFixedJS(cOp1, fpscr, false, nz); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vjcvtSFixedFpDIop = ArmInstObjParams( |
| "vjcvt", "VjcvtSFixedFpD", "FpRegRegOp", |
| { "code": vjcvtSFixedFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vjcvtSFixedFpDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vjcvtSFixedFpDIop); |
| exec_output += PredOpExecute.subst(vjcvtSFixedFpDIop); |
| |
| vcvtFpUIntSRCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| vfpFlushToZero(fpscr, FpOp1); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_uw = vfpFpToFixed<float>(FpOp1, false, 32, 0, false); |
| __asm__ __volatile__("" :: "m" (FpDest_uw)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpUIntSRIop = ArmInstObjParams("vcvt", "VcvtFpUIntSR", "FpRegRegOp", |
| { "code": vcvtFpUIntSRCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpUIntSRIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpUIntSRIop); |
| exec_output += PredOpExecute.subst(vcvtFpUIntSRIop); |
| |
| vcvtFpUIntDRCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| uint64_t result = vfpFpToFixed<double>(cOp1, false, 32, 0, false); |
| __asm__ __volatile__("" :: "m" (result)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = result; |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpUIntDRIop = ArmInstObjParams("vcvtr", "VcvtFpUIntDR", "FpRegRegOp", |
| { "code": vcvtFpUIntDRCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpUIntDRIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpUIntDRIop); |
| exec_output += PredOpExecute.subst(vcvtFpUIntDRIop); |
| |
| vcvtFpSIntSRCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| vfpFlushToZero(fpscr, FpOp1); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_sw = vfpFpToFixed<float>(FpOp1, true, 32, 0, false); |
| __asm__ __volatile__("" :: "m" (FpDest_sw)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSIntSRIop = ArmInstObjParams("vcvtr", "VcvtFpSIntSR", "FpRegRegOp", |
| { "code": vcvtFpSIntSRCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpSIntSRIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpSIntSRIop); |
| exec_output += PredOpExecute.subst(vcvtFpSIntSRIop); |
| |
| vcvtFpSIntDRCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| int64_t result = vfpFpToFixed<double>(cOp1, true, 32, 0, false); |
| __asm__ __volatile__("" :: "m" (result)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = result; |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSIntDRIop = ArmInstObjParams("vcvtr", "VcvtFpSIntDR", "FpRegRegOp", |
| { "code": vcvtFpSIntDRCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpSIntDRIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpSIntDRIop); |
| exec_output += PredOpExecute.subst(vcvtFpSIntDRIop); |
| |
| round_mode_suffix_to_mode = { |
| '': 'VfpRoundZero', |
| 'a': 'VfpRoundAway', |
| 'm': 'VfpRoundDown', |
| 'n': 'VfpRoundNearest', |
| 'p': 'VfpRoundUpward', |
| } |
| |
| def buildVcvt(code, className, roundModeSuffix): |
| global header_output, decoder_output, exec_output, \ |
| vfpEnabledCheckCode, round_mode_suffix_to_mode |
| full_code = vfpEnabledCheckCode + code.format( |
| round_mode=round_mode_suffix_to_mode[roundModeSuffix], |
| ) |
| iop = ArmInstObjParams( |
| "vcvt{}".format(roundModeSuffix), |
| className.format(roundModeSuffix), |
| "FpRegRegOp", |
| { "code": full_code, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, |
| [] |
| ) |
| header_output += FpRegRegOpDeclare.subst(iop); |
| decoder_output += FpRegRegOpConstructor.subst(iop); |
| exec_output += PredOpExecute.subst(iop); |
| |
| code = ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| gem5::RoundingMode old_rm = gem5::getFpRound(); |
| gem5::setFpRound(gem5::RoundingMode::TowardZero); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_uw = vfpFpToFixed<float>( |
| FpOp1, false, 32, 0, true, {round_mode}); |
| __asm__ __volatile__("" :: "m" (FpDest_uw)); |
| gem5::setFpRound(old_rm); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| for round_mode_suffix in round_mode_suffix_to_mode: |
| buildVcvt(code, "Vcvt{}FpUIntS", round_mode_suffix) |
| |
| code = ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| gem5::RoundingMode old_rm = gem5::getFpRound(); |
| gem5::setFpRound(gem5::RoundingMode::TowardZero); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| uint64_t result = vfpFpToFixed<double>( |
| cOp1, false, 32, 0, true, {round_mode}); |
| __asm__ __volatile__("" :: "m" (result)); |
| gem5::setFpRound(old_rm); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = result; |
| FpscrExc = fpscr; |
| ''' |
| for round_mode_suffix in round_mode_suffix_to_mode: |
| buildVcvt(code, "Vcvt{}FpUIntD", round_mode_suffix) |
| |
| code = ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| gem5::RoundingMode old_rm = gem5::getFpRound(); |
| gem5::setFpRound(gem5::RoundingMode::TowardZero); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_sw = vfpFpToFixed<float>( |
| FpOp1, true, 32, 0, true, {round_mode}); |
| __asm__ __volatile__("" :: "m" (FpDest_sw)); |
| gem5::setFpRound(old_rm); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| for round_mode_suffix in round_mode_suffix_to_mode: |
| buildVcvt(code, "Vcvt{}FpSIntS", round_mode_suffix) |
| |
| code = ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| gem5::RoundingMode old_rm = gem5::getFpRound(); |
| gem5::setFpRound(gem5::RoundingMode::TowardZero); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| int64_t result = vfpFpToFixed<double>( |
| cOp1, true, 32, 0, true, {round_mode}); |
| __asm__ __volatile__("" :: "m" (result)); |
| gem5::setFpRound(old_rm); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = result; |
| FpscrExc = fpscr; |
| ''' |
| for round_mode_suffix in round_mode_suffix_to_mode: |
| buildVcvt(code, "Vcvt{}FpSIntD", round_mode_suffix) |
| |
| vcvtFpSFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| double cDest = fixFpSFpDDest(FpscrExc, FpOp1); |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSFpDIop = ArmInstObjParams("vcvt", "VcvtFpSFpD", "FpRegRegOp", |
| { "code": vcvtFpSFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpSFpDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpSFpDIop); |
| exec_output += PredOpExecute.subst(vcvtFpSFpDIop); |
| |
| vcvtFpDFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| FpDest = fixFpDFpSDest(FpscrExc, cOp1); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpDFpSIop = ArmInstObjParams("vcvt", "VcvtFpDFpS", "FpRegRegOp", |
| { "code": vcvtFpDFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpDFpSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpDFpSIop); |
| exec_output += PredOpExecute.subst(vcvtFpDFpSIop); |
| |
| vcvtFpHTFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest = vcvtFpHFpS(fpscr, fpscr.dn, fpscr.ahp, |
| bits(fpToBits(FpOp1), 31, 16)); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpHTFpSIop = ArmInstObjParams("vcvtt", "VcvtFpHTFpS", "FpRegRegOp", |
| { "code": vcvtFpHTFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpHTFpSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpHTFpSIop); |
| exec_output += PredOpExecute.subst(vcvtFpHTFpSIop); |
| |
| vcvtFpHBFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest = vcvtFpHFpS(fpscr, fpscr.dn, fpscr.ahp, |
| bits(fpToBits(FpOp1), 15, 0)); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpHBFpSIop = ArmInstObjParams("vcvtb", "VcvtFpHBFpS", "FpRegRegOp", |
| { "code": vcvtFpHBFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpHBFpSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpHBFpSIop); |
| exec_output += PredOpExecute.subst(vcvtFpHBFpSIop); |
| |
| vcvtFpSFpHTCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1), "=m" (FpDest_uw) |
| : "m" (FpOp1), "m" (FpDest_uw)); |
| FpDest_uw = insertBits(FpDest_uw, 31, 16,, |
| vcvtFpSFpH(fpscr, fpscr.fz, fpscr.dn, |
| fpscr.rMode, fpscr.ahp, FpOp1)); |
| __asm__ __volatile__("" :: "m" (FpDest_uw)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSFpHTIop = ArmInstObjParams("vcvtt", "VcvtFpSFpHT", "FpRegRegOp", |
| { "code": vcvtFpHTFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpSFpHTIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpSFpHTIop); |
| exec_output += PredOpExecute.subst(vcvtFpSFpHTIop); |
| |
| vcvtFpSFpHBCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1), "=m" (FpDest_uw) |
| : "m" (FpOp1), "m" (FpDest_uw)); |
| FpDest_uw = insertBits(FpDest_uw, 15, 0, |
| vcvtFpSFpH(fpscr, fpscr.fz, fpscr.dn, |
| fpscr.rMode, fpscr.ahp, FpOp1)); |
| __asm__ __volatile__("" :: "m" (FpDest_uw)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSFpHBIop = ArmInstObjParams("vcvtb", "VcvtFpSFpHB", "FpRegRegOp", |
| { "code": vcvtFpSFpHBCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcvtFpSFpHBIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcvtFpSFpHBIop); |
| exec_output += PredOpExecute.subst(vcvtFpSFpHBIop); |
| |
| vcmpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpDest, FpOp1); |
| if (FpDest == FpOp1) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (FpDest < FpOp1) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (FpDest > FpOp1) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| const uint32_t qnan = 0x7fc00000; |
| const bool nan1 = std::isnan(FpDest); |
| const bool signal1 = nan1 && ((fpToBits(FpDest) & qnan) != qnan); |
| const bool nan2 = std::isnan(FpOp1); |
| const bool signal2 = nan2 && ((fpToBits(FpOp1) & qnan) != qnan); |
| if (signal1 || signal2) |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpSIop = ArmInstObjParams("vcmps", "VcmpS", "FpRegRegOp", |
| { "code": vcmpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcmpSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcmpSIop); |
| exec_output += PredOpExecute.subst(vcmpSIop); |
| |
| vcmpDCode = vfpEnabledCheckCode + ''' |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| double cDest = dbl(FpDestP0_uw, FpDestP1_uw); |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, cDest, cOp1); |
| if (cDest == cOp1) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (cDest < cOp1) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (cDest > cOp1) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| const uint64_t qnan = 0x7ff8000000000000ULL; |
| const bool nan1 = std::isnan(cDest); |
| const bool signal1 = nan1 && ((fpToBits(cDest) & qnan) != qnan); |
| const bool nan2 = std::isnan(cOp1); |
| const bool signal2 = nan2 && ((fpToBits(cOp1) & qnan) != qnan); |
| if (signal1 || signal2) |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpDIop = ArmInstObjParams("vcmpd", "VcmpD", "FpRegRegOp", |
| { "code": vcmpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcmpDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcmpDIop); |
| exec_output += PredOpExecute.subst(vcmpDIop); |
| |
| vcmpZeroSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpDest); |
| // This only handles imm == 0 for now. |
| assert(imm == 0); |
| if (FpDest == imm) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (FpDest < imm) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (FpDest > imm) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| const uint32_t qnan = 0x7fc00000; |
| const bool nan = std::isnan(FpDest); |
| const bool signal = nan && ((fpToBits(FpDest) & qnan) != qnan); |
| if (signal) |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpZeroSIop = ArmInstObjParams("vcmpZeros", "VcmpZeroS", "FpRegImmOp", |
| { "code": vcmpZeroSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vcmpZeroSIop); |
| decoder_output += FpRegImmOpConstructor.subst(vcmpZeroSIop); |
| exec_output += PredOpExecute.subst(vcmpZeroSIop); |
| |
| vcmpZeroDCode = vfpEnabledCheckCode + ''' |
| // This only handles imm == 0 for now. |
| assert(imm == 0); |
| double cDest = dbl(FpDestP0_uw, FpDestP1_uw); |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, cDest); |
| if (cDest == imm) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (cDest < imm) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (cDest > imm) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| const uint64_t qnan = 0x7ff8000000000000ULL; |
| const bool nan = std::isnan(cDest); |
| const bool signal = nan && ((fpToBits(cDest) & qnan) != qnan); |
| if (signal) |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpZeroDIop = ArmInstObjParams("vcmpZerod", "VcmpZeroD", "FpRegImmOp", |
| { "code": vcmpZeroDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vcmpZeroDIop); |
| decoder_output += FpRegImmOpConstructor.subst(vcmpZeroDIop); |
| exec_output += PredOpExecute.subst(vcmpZeroDIop); |
| |
| vcmpeSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpDest, FpOp1); |
| if (FpDest == FpOp1) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (FpDest < FpOp1) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (FpDest > FpOp1) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpeSIop = ArmInstObjParams("vcmpes", "VcmpeS", "FpRegRegOp", |
| { "code": vcmpeSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcmpeSIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcmpeSIop); |
| exec_output += PredOpExecute.subst(vcmpeSIop); |
| |
| vcmpeDCode = vfpEnabledCheckCode + ''' |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| double cDest = dbl(FpDestP0_uw, FpDestP1_uw); |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, cDest, cOp1); |
| if (cDest == cOp1) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (cDest < cOp1) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (cDest > cOp1) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpeDIop = ArmInstObjParams("vcmped", "VcmpeD", "FpRegRegOp", |
| { "code": vcmpeDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegRegOpDeclare.subst(vcmpeDIop); |
| decoder_output += FpRegRegOpConstructor.subst(vcmpeDIop); |
| exec_output += PredOpExecute.subst(vcmpeDIop); |
| |
| vcmpeZeroSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpDest); |
| if (FpDest == imm) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (FpDest < imm) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (FpDest > imm) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpeZeroSIop = ArmInstObjParams("vcmpeZeros", "VcmpeZeroS", "FpRegImmOp", |
| { "code": vcmpeZeroSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vcmpeZeroSIop); |
| decoder_output += FpRegImmOpConstructor.subst(vcmpeZeroSIop); |
| exec_output += PredOpExecute.subst(vcmpeZeroSIop); |
| |
| vcmpeZeroDCode = vfpEnabledCheckCode + ''' |
| double cDest = dbl(FpDestP0_uw, FpDestP1_uw); |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, cDest); |
| if (cDest == imm) { |
| fpscr.n = 0; fpscr.z = 1; fpscr.c = 1; fpscr.v = 0; |
| } else if (cDest < imm) { |
| fpscr.n = 1; fpscr.z = 0; fpscr.c = 0; fpscr.v = 0; |
| } else if (cDest > imm) { |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 0; |
| } else { |
| fpscr.ioc = 1; |
| fpscr.n = 0; fpscr.z = 0; fpscr.c = 1; fpscr.v = 1; |
| } |
| FpCondCodes = fpscr & FpCondCodesMask; |
| FpscrExc = fpscr; |
| ''' |
| vcmpeZeroDIop = ArmInstObjParams("vcmpeZerod", "VcmpeZeroD", "FpRegImmOp", |
| { "code": vcmpeZeroDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCmpOp" }, []) |
| header_output += FpRegImmOpDeclare.subst(vcmpeZeroDIop); |
| decoder_output += FpRegImmOpConstructor.subst(vcmpeZeroDIop); |
| exec_output += PredOpExecute.subst(vcmpeZeroDIop); |
| }}; |
| |
| let {{ |
| |
| header_output = "" |
| decoder_output = "" |
| exec_output = "" |
| |
| vselSCode = vfpEnabledCheckCode + ''' |
| if (testPredicate(CondCodesNZ, CondCodesC, CondCodesV, cond)) { |
| FpDest = FpOp1; |
| } else { |
| FpDest = FpOp2; |
| } ''' |
| |
| vselSIop = ArmInstObjParams("vsels", "VselS", "FpRegRegRegCondOp", |
| { "code" : vselSCode, |
| "predicate_test" : predicateTest, |
| "op_class" : "SimdFloatCmpOp" }, [] ) |
| header_output += FpRegRegRegCondOpDeclare.subst(vselSIop); |
| decoder_output += FpRegRegRegCondOpConstructor.subst(vselSIop); |
| exec_output += PredOpExecute.subst(vselSIop); |
| |
| vselDCode = vfpEnabledCheckCode + ''' |
| if (testPredicate(CondCodesNZ, CondCodesC, CondCodesV, cond)) { |
| FpDestP0_uw = FpOp1P0_uw; |
| FpDestP1_uw = FpOp1P1_uw; |
| } else { |
| FpDestP0_uw = FpOp2P0_uw; |
| FpDestP1_uw = FpOp2P1_uw; |
| } ''' |
| |
| vselDIop = ArmInstObjParams("vseld", "VselD", "FpRegRegRegCondOp", |
| { "code" : vselDCode, |
| "predicate_test" : predicateTest, |
| "op_class" : "SimdFloatCmpOp" }, [] ) |
| header_output += FpRegRegRegCondOpDeclare.subst(vselDIop); |
| decoder_output += FpRegRegRegCondOpConstructor.subst(vselDIop); |
| exec_output += PredOpExecute.subst(vselDIop); |
| }}; |
| |
| |
| let {{ |
| |
| header_output = "" |
| decoder_output = "" |
| exec_output = "" |
| |
| vcvtFpSFixedSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_sw = vfpFpToFixed<float>(FpOp1, true, 32, imm); |
| __asm__ __volatile__("" :: "m" (FpDest_sw)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSFixedSIop = ArmInstObjParams( |
| "vcvt", "VcvtFpSFixedS", "FpRegRegImmOp", |
| { "code": vcvtFpSFixedSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpSFixedSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpSFixedSIop); |
| exec_output += PredOpExecute.subst(vcvtFpSFixedSIop); |
| |
| vcvtFpSFixedDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| uint64_t mid = vfpFpToFixed<double>(cOp1, true, 32, imm); |
| __asm__ __volatile__("" :: "m" (mid)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = mid; |
| FpDestP1_uw = mid >> 32; |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSFixedDIop = ArmInstObjParams( |
| "vcvt", "VcvtFpSFixedD", "FpRegRegImmOp", |
| { "code": vcvtFpSFixedDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpSFixedDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpSFixedDIop); |
| exec_output += PredOpExecute.subst(vcvtFpSFixedDIop); |
| |
| vcvtFpUFixedSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_uw = vfpFpToFixed<float>(FpOp1, false, 32, imm); |
| __asm__ __volatile__("" :: "m" (FpDest_uw)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpUFixedSIop = ArmInstObjParams( |
| "vcvt", "VcvtFpUFixedS", "FpRegRegImmOp", |
| { "code": vcvtFpUFixedSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpUFixedSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpUFixedSIop); |
| exec_output += PredOpExecute.subst(vcvtFpUFixedSIop); |
| |
| vcvtFpUFixedDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| uint64_t mid = vfpFpToFixed<double>(cOp1, false, 32, imm); |
| __asm__ __volatile__("" :: "m" (mid)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = mid; |
| FpDestP1_uw = mid >> 32; |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpUFixedDIop = ArmInstObjParams( |
| "vcvt", "VcvtFpUFixedD", "FpRegRegImmOp", |
| { "code": vcvtFpUFixedDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpUFixedDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpUFixedDIop); |
| exec_output += PredOpExecute.subst(vcvtFpUFixedDIop); |
| |
| vcvtSFixedFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1_sw) : "m" (FpOp1_sw)); |
| FpDest = vfpSFixedToFpS(fpscr.fz, fpscr.dn, FpOp1_sw, 32, imm); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtSFixedFpSIop = ArmInstObjParams( |
| "vcvt", "VcvtSFixedFpS", "FpRegRegImmOp", |
| { "code": vcvtSFixedFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtSFixedFpSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtSFixedFpSIop); |
| exec_output += PredOpExecute.subst(vcvtSFixedFpSIop); |
| |
| vcvtSFixedFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| uint64_t mid = ((uint64_t)FpOp1P0_uw | ((uint64_t)FpOp1P1_uw << 32)); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (mid) : "m" (mid)); |
| double cDest = vfpSFixedToFpD(fpscr.fz, fpscr.dn, mid, 32, imm); |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtSFixedFpDIop = ArmInstObjParams( |
| "vcvt", "VcvtSFixedFpD", "FpRegRegImmOp", |
| { "code": vcvtSFixedFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtSFixedFpDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtSFixedFpDIop); |
| exec_output += PredOpExecute.subst(vcvtSFixedFpDIop); |
| |
| vcvtUFixedFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1_uw) : "m" (FpOp1_uw)); |
| FpDest = vfpUFixedToFpS(fpscr.fz, fpscr.dn, FpOp1_uw, 32, imm); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtUFixedFpSIop = ArmInstObjParams( |
| "vcvt", "VcvtUFixedFpS", "FpRegRegImmOp", |
| { "code": vcvtUFixedFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtUFixedFpSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtUFixedFpSIop); |
| exec_output += PredOpExecute.subst(vcvtUFixedFpSIop); |
| |
| vcvtUFixedFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| uint64_t mid = ((uint64_t)FpOp1P0_uw | ((uint64_t)FpOp1P1_uw << 32)); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (mid) : "m" (mid)); |
| double cDest = vfpUFixedToFpD(fpscr.fz, fpscr.dn, mid, 32, imm); |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtUFixedFpDIop = ArmInstObjParams( |
| "vcvt", "VcvtUFixedFpD", "FpRegRegImmOp", |
| { "code": vcvtUFixedFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtUFixedFpDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtUFixedFpDIop); |
| exec_output += PredOpExecute.subst(vcvtUFixedFpDIop); |
| |
| vcvtFpSHFixedSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_sh = vfpFpToFixed<float>(FpOp1, true, 16, imm); |
| __asm__ __volatile__("" :: "m" (FpDest_sh)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSHFixedSIop = ArmInstObjParams("vcvt", "VcvtFpSHFixedS", |
| "FpRegRegImmOp", |
| { "code": vcvtFpSHFixedSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpSHFixedSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpSHFixedSIop); |
| exec_output += PredOpExecute.subst(vcvtFpSHFixedSIop); |
| |
| vcvtFpSHFixedDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| uint64_t result = vfpFpToFixed<double>(cOp1, true, 16, imm); |
| __asm__ __volatile__("" :: "m" (result)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = result; |
| FpDestP1_uw = result >> 32; |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpSHFixedDIop = ArmInstObjParams("vcvt", "VcvtFpSHFixedD", |
| "FpRegRegImmOp", |
| { "code": vcvtFpSHFixedDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpSHFixedDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpSHFixedDIop); |
| exec_output += PredOpExecute.subst(vcvtFpSHFixedDIop); |
| |
| vcvtFpUHFixedSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| vfpFlushToZero(fpscr, FpOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1) : "m" (FpOp1)); |
| FpDest_uh = vfpFpToFixed<float>(FpOp1, false, 16, imm); |
| __asm__ __volatile__("" :: "m" (FpDest_uh)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpUHFixedSIop = ArmInstObjParams("vcvt", "VcvtFpUHFixedS", |
| "FpRegRegImmOp", |
| { "code": vcvtFpUHFixedSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpUHFixedSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpUHFixedSIop); |
| exec_output += PredOpExecute.subst(vcvtFpUHFixedSIop); |
| |
| vcvtFpUHFixedDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| double cOp1 = dbl(FpOp1P0_uw, FpOp1P1_uw); |
| vfpFlushToZero(fpscr, cOp1); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (cOp1) : "m" (cOp1)); |
| uint64_t mid = vfpFpToFixed<double>(cOp1, false, 16, imm); |
| __asm__ __volatile__("" :: "m" (mid)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = mid; |
| FpDestP1_uw = mid >> 32; |
| FpscrExc = fpscr; |
| ''' |
| vcvtFpUHFixedDIop = ArmInstObjParams("vcvt", "VcvtFpUHFixedD", |
| "FpRegRegImmOp", |
| { "code": vcvtFpUHFixedDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtFpUHFixedDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtFpUHFixedDIop); |
| exec_output += PredOpExecute.subst(vcvtFpUHFixedDIop); |
| |
| vcvtSHFixedFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1_sh) : "m" (FpOp1_sh)); |
| FpDest = vfpSFixedToFpS(fpscr.fz, fpscr.dn, FpOp1_sh, 16, imm); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtSHFixedFpSIop = ArmInstObjParams("vcvt", "VcvtSHFixedFpS", |
| "FpRegRegImmOp", |
| { "code": vcvtSHFixedFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtSHFixedFpSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtSHFixedFpSIop); |
| exec_output += PredOpExecute.subst(vcvtSHFixedFpSIop); |
| |
| vcvtSHFixedFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| uint64_t mid = ((uint64_t)FpOp1P0_uw | ((uint64_t)FpOp1P1_uw << 32)); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (mid) : "m" (mid)); |
| double cDest = vfpSFixedToFpD(fpscr.fz, fpscr.dn, mid, 16, imm); |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtSHFixedFpDIop = ArmInstObjParams("vcvt", "VcvtSHFixedFpD", |
| "FpRegRegImmOp", |
| { "code": vcvtSHFixedFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtSHFixedFpDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtSHFixedFpDIop); |
| exec_output += PredOpExecute.subst(vcvtSHFixedFpDIop); |
| |
| vcvtUHFixedFpSCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (FpOp1_uh) : "m" (FpOp1_uh)); |
| FpDest = vfpUFixedToFpS(fpscr.fz, fpscr.dn, FpOp1_uh, 16, imm); |
| __asm__ __volatile__("" :: "m" (FpDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpscrExc = fpscr; |
| ''' |
| vcvtUHFixedFpSIop = ArmInstObjParams("vcvt", "VcvtUHFixedFpS", |
| "FpRegRegImmOp", |
| { "code": vcvtUHFixedFpSCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtUHFixedFpSIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtUHFixedFpSIop); |
| exec_output += PredOpExecute.subst(vcvtUHFixedFpSIop); |
| |
| vcvtUHFixedFpDCode = vfpEnabledCheckCode + ''' |
| FPSCR fpscr = (FPSCR) FpscrExc; |
| uint64_t mid = ((uint64_t)FpOp1P0_uw | ((uint64_t)FpOp1P1_uw << 32)); |
| VfpSavedState state = prepFpState(fpscr.rMode); |
| __asm__ __volatile__("" : "=m" (mid) : "m" (mid)); |
| double cDest = vfpUFixedToFpD(fpscr.fz, fpscr.dn, mid, 16, imm); |
| __asm__ __volatile__("" :: "m" (cDest)); |
| finishVfp(fpscr, state, fpscr.fz); |
| FpDestP0_uw = dblLow(cDest); |
| FpDestP1_uw = dblHi(cDest); |
| FpscrExc = fpscr; |
| ''' |
| vcvtUHFixedFpDIop = ArmInstObjParams("vcvt", "VcvtUHFixedFpD", |
| "FpRegRegImmOp", |
| { "code": vcvtUHFixedFpDCode, |
| "predicate_test": predicateTest, |
| "op_class": "SimdFloatCvtOp" }, []) |
| header_output += FpRegRegImmOpDeclare.subst(vcvtUHFixedFpDIop); |
| decoder_output += FpRegRegImmOpConstructor.subst(vcvtUHFixedFpDIop); |
| exec_output += PredOpExecute.subst(vcvtUHFixedFpDIop); |
| }}; |
