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2023-11-07hw/cpu: Call object_class_is_abstract() once in cpu_class_by_name()Philippe Mathieu-Daudé
Let CPUClass::class_by_name() handlers to return abstract classes, and filter them once in the public cpu_class_by_name() method. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230908112235.75914-3-philmd@linaro.org>
2023-11-07target: Move ArchCPUClass definition to 'cpu.h'Philippe Mathieu-Daudé
The OBJECT_DECLARE_CPU_TYPE() macro forward-declares each ArchCPUClass type. These forward declarations are sufficient for code in hw/ to use the QOM definitions. No need to expose these structure definitions. Keep each local to their target/ by moving them to the corresponding "cpu.h" header. Suggested-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20231013140116.255-13-philmd@linaro.org>
2023-11-07target/loongarch: Declare QOM definitions in 'cpu-qom.h'Philippe Mathieu-Daudé
"target/foo/cpu.h" contains the target specific declarations. A heterogeneous setup need to access target agnostic declarations (at least the QOM ones, to instantiate the objects). Our convention is to add such target agnostic QOM declarations in the "target/foo/cpu-qom.h" header. Add a comment clarifying that in the header. Extract QOM definitions from "cpu.h" to "cpu-qom.h". Reviewed-by: Song Gao <gaosong@loongson.cn> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20231013140116.255-9-philmd@linaro.org>
2023-11-07target: Unify QOM stylePhilippe Mathieu-Daudé
Enforce the style described by commit 067109a11c ("docs/devel: mention the spacing requirement for QOM"): The first declaration of a storage or class structure should always be the parent and leave a visual space between that declaration and the new code. It is also useful to separate backing for properties (options driven by the user) and internal state to make navigation easier. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Zhao Liu <zhao1.liu@intel.com> Message-Id: <20231013140116.255-2-philmd@linaro.org>
2023-11-03linux-user/loongarch64: Use traps to track LSX/LASX usageRichard Henderson
Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20231101030816.2353416-2-gaosong@loongson.cn> Signed-off-by: Song Gao <gaosong@loongson.cn>
2023-11-03target/loongarch: Support 4K page sizeSong Gao
The LoongArch kernel supports 4K page size. Change TARGET_PAGE_BITS to 12. Signed-off-by: Song Gao <gaosong@loongson.cn> Message-Id: <20231023024059.3858349-1-gaosong@loongson.cn>
2023-11-03target/loongarch: Implement query-cpu-model-expansionSong Gao
Add support for the query-cpu-model-expansion QMP command to LoongArch. We support query the cpu features. e.g la464 and max cpu support LSX/LASX, default enable, la132 not support LSX/LASX. 1. start with '-cpu max,lasx=off' (QEMU) query-cpu-model-expansion type=static model={"name":"max"} {"return": {"model": {"name": "max", "props": {"lasx": false, "lsx": true}}}} 2. start with '-cpu la464,lasx=off' (QEMU) query-cpu-model-expansion type=static model={"name":"la464"} {"return": {"model": {"name": "max", "props": {"lasx": false, "lsx": true}}} 3. start with '-cpu la132,lasx=off' qemu-system-loongarch64: can't apply global la132-loongarch-cpu.lasx=off: Property 'la132-loongarch-cpu.lasx' not found 4. start with '-cpu max,lasx=off' or start with '-cpu la464,lasx=off' query cpu model la132 (QEMU) query-cpu-model-expansion type=static model={"name":"la132"} {"return": {"model": {"name": "la132"}}} Acked-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20231020084925.3457084-4-gaosong@loongson.cn>
2023-11-03target/loongarch: Allow user enable/disable LSX/LASX featuresSong Gao
Some users may not need LSX/LASX, this patch allows the user enable/disable LSX/LASX features. e.g '-cpu max,lsx=on,lasx=on' (default); '-cpu max,lsx=on,lasx=off' (enabled LSX); '-cpu max,lsx=off,lasx=on' (enabled LASX, LSX); '-cpu max,lsx=off' (disable LSX and LASX). Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20231020084925.3457084-3-gaosong@loongson.cn>
2023-11-03target/loongarch: Add cpu model 'max'Song Gao
We use cpu la464 for the 'max' cpu. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20231020084925.3457084-2-gaosong@loongson.cn>
2023-10-13target/loongarch: Add preldx instructionSong Gao
Resolve the issue of starting the Loongnix 20.5[1] system failure. Logs: Loading Linux 4.19.0-19-loongson-3 ... Loading initial ramdisk ... PROGRESS CODE: V02010004 I0 PROGRESS CODE: V03101019 I0 Error: unknown opcode. 90000000003a3e6c: 0x382c6d82 [1] http://pkg.loongnix.cn/loongnix/isos/Loongnix-20.5/Loongnix-20.5.cartoon.gui.loongarch64.en.qcow2 Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Song Gao <gaosong@loongson.cn> Message-Id: <20230905123910.3052023-1-gaosong@loongson.cn>
2023-10-13target/loongarch: fix ASXE flag conflictJiajie Chen
HW_FLAGS_EUEN_ASXE acccidentally conflicts with HW_FLAGS_CRMD_PG, enabling LASX instructions even when CSR_EUEN.ASXE=0. Closes: https://gitlab.com/qemu-project/qemu/-/issues/1907 Signed-off-by: Jiajie Chen <c@jia.je> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Song Gao <gaosong@loongson.cn> Message-Id: <20230930112837.1871691-1-c@jia.je> Signed-off-by: Song Gao <gaosong@loongson.cn>
2023-10-11hw/core/cpu: Return static value with gdb_arch_name()Akihiko Odaki
All implementations of gdb_arch_name() returns dynamic duplicates of static strings. It's also unlikely that there will be an implementation of gdb_arch_name() that returns a truly dynamic value due to the nature of the function returning a well-known identifiers. Qualify the value gdb_arch_name() with const and make all of its implementations return static strings. Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-Id: <20230912224107.29669-8-akihiko.odaki@daynix.com> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Message-Id: <20231009164104.369749-15-alex.bennee@linaro.org>
2023-10-07meson: Rename target_softmmu_arch -> target_system_archPhilippe Mathieu-Daudé
Finish the convertion started with commit de6cd7599b ("meson: Replace softmmu_ss -> system_ss"). If the $target_type is 'system', then use the target_system_arch[] source set :) Mechanical change doing: $ sed -i -e s/target_softmmu_arch/target_system_arch/g \ $(git grep -l target_softmmu_arch) Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-ID: <20231004090629.37473-13-philmd@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-10-04accel/tcg: Remove cpu_set_cpustate_pointersRichard Henderson
This function is now empty, so remove it. In the case of m68k and tricore, this empties the class instance initfn, so remove those as well. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-04accel/tcg: Replace CPUState.env_ptr with cpu_env()Richard Henderson
Reviewed-by: Anton Johansson <anjo@rev.ng> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03tcg: Rename cpu_env to tcg_envRichard Henderson
Allow the name 'cpu_env' to be used for something else. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03accel/tcg: Move CPUNegativeOffsetState into CPUStateRichard Henderson
Retain the separate structure to emphasize its importance. Enforce CPUArchState always follows CPUState without padding. Reviewed-by: Anton Johansson <anjo@rev.ng> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-10-03target/*: Add instance_align to all cpu base classesRichard Henderson
The omission of alignment has technically been wrong since 269bd5d8f61, where QEMU_ALIGNED was added to CPUTLBDescFast. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-09-20target/loongarch: CPUCFG support LASXSong Gao
Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-58-gaosong@loongson.cn>
2023-09-20target/loongarch: Move simply DO_XX marcos togtherSong Gao
Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-57-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvld xvstSong Gao
This patch includes: - XVLD[X], XVST[X]; - XVLDREPL.{B/H/W/D}; - XVSTELM.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-56-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvshuf xvperm{i} xvshuf4iSong Gao
This patch includes: - XVSHUF.{B/H/W/D}; - XVPERM.W; - XVSHUF4i.{B/H/W/D}; - XVPERMI.{W/D/Q}; - XVEXTRINS.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-55-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvpack xvpick xvilv{l/h}Song Gao
This patch includes: - XVPACK{EV/OD}.{B/H/W/D}; - XVPICK{EV/OD}.{B/H/W/D}; - XVILV{L/H}.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-54-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvreplve xvinsve0 xvpickveSong Gao
This patch includes: - XVREPLVE.{B/H/W/D}; - XVREPL128VEI.{B/H/W/D}; - XVREPLVE0.{B/H/W/D/Q}; - XVINSVE0.{W/D}; - XVPICKVE.{W/D}; - XVBSLL.V, XVBSRL.V. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-53-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvinsgr2vr xvpickve2grSong Gao
This patch includes: - XVINSGR2VR.{W/D}; - XVPICKVE2GR.{W/D}[U]. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-52-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvbitsel xvsetSong Gao
This patch includes: - XVBITSEL.V; - XVBITSELI.B; - XVSET{EQZ/NEZ}.V; - XVSETANYEQZ.{B/H/W/D}; - XVSETALLNEZ.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-51-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvfcmpSong Gao
This patch includes: - XVFCMP.cond.{S/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-50-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvseq xvsle xvsltSong Gao
This patch includes: - XVSEQ[I].{B/H/W/D}; - XVSLE[I].{B/H/W/D}[U]; - XVSLT[I].{B/H/W/D/}[U]. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-49-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement LASX fpu fcvt instructionsSong Gao
This patch includes: - XVFCVT{L/H}.{S.H/D.S}; - XVFCVT.{H.S/S.D}; - XVFRINT[{RNE/RZ/RP/RM}].{S/D}; - XVFTINT[{RNE/RZ/RP/RM}].{W.S/L.D}; - XVFTINT[RZ].{WU.S/LU.D}; - XVFTINT[{RNE/RZ/RP/RM}].W.D; - XVFTINT[{RNE/RZ/RP/RM}]{L/H}.L.S; - XVFFINT.{S.W/D.L}[U]; - X[CVFFINT.S.L, VFFINT{L/H}.D.W. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-48-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement LASX fpu arith instructionsSong Gao
This patch includes: - XVF{ADD/SUB/MUL/DIV}.{S/D}; - XVF{MADD/MSUB/NMADD/NMSUB}.{S/D}; - XVF{MAX/MIN}.{S/D}; - XVF{MAXA/MINA}.{S/D}; - XVFLOGB.{S/D}; - XVFCLASS.{S/D}; - XVF{SQRT/RECIP/RSQRT}.{S/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-47-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvfrstpSong Gao
This patch includes: - XVFRSTP[I].{B/H}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-46-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvbitclr xvbitset xvbitrevSong Gao
This patch includes: - XVBITCLR[I].{B/H/W/D}; - XVBITSET[I].{B/H/W/D}; - XVBITREV[I].{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-45-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvpcntSong Gao
This patch includes: - VPCNT.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-44-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvclo xvclzSong Gao
This patch includes: - XVCLO.{B/H/W/D}; - XVCLZ.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-43-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvssrlrn xvssrarnSong Gao
This patch includes: - XVSSRLRN.{B.H/H.W/W.D}; - XVSSRARN.{B.H/H.W/W.D}; - XVSSRLRN.{BU.H/HU.W/WU.D}; - XVSSRARN.{BU.H/HU.W/WU.D}; - XVSSRLRNI.{B.H/H.W/W.D/D.Q}; - XVSSRARNI.{B.H/H.W/W.D/D.Q}; - XVSSRLRNI.{BU.H/HU.W/WU.D/DU.Q}; - XVSSRARNI.{BU.H/HU.W/WU.D/DU.Q}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-42-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvssrln xvssranSong Gao
This patch includes: - XVSSRLN.{B.H/H.W/W.D}; - XVSSRAN.{B.H/H.W/W.D}; - XVSSRLN.{BU.H/HU.W/WU.D}; - XVSSRAN.{BU.H/HU.W/WU.D}; - XVSSRLNI.{B.H/H.W/W.D/D.Q}; - XVSSRANI.{B.H/H.W/W.D/D.Q}; - XVSSRLNI.{BU.H/HU.W/WU.D/DU.Q}; - XVSSRANI.{BU.H/HU.W/WU.D/DU.Q}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-41-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsrlrn xvsrarnSong Gao
This patch includes: - XVSRLRN.{B.H/H.W/W.D}; - XVSRARN.{B.H/H.W/W.D}; - XVSRLRNI.{B.H/H.W/W.D/D.Q}; - XVSRARNI.{B.H/H.W/W.D/D.Q}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-40-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsrln xvsranSong Gao
This patch includes: - XVSRLN.{B.H/H.W/W.D}; - XVSRAN.{B.H/H.W/W.D}; - XVSRLNI.{B.H/H.W/W.D/D.Q}; - XVSRANI.{B.H/H.W/W.D/D.Q}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-39-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsrlr xvsrarSong Gao
This patch includes: - XVSRLR[I].{B/H/W/D}; - XVSRAR[I].{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-38-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsllwil xvextlSong Gao
This patch includes: - XVSLLWIL.{H.B/W.H/D.W}; - XVSLLWIL.{HU.BU/WU.HU/DU.WU}; - XVEXTL.Q.D, VEXTL.QU.DU. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-37-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsll xvsrl xvsra xvrotrSong Gao
This patch includes: - XVSLL[I].{B/H/W/D}; - XVSRL[I].{B/H/W/D}; - XVSRA[I].{B/H/W/D}; - XVROTR[I].{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-36-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement LASX logic instructionsSong Gao
This patch includes: - XV{AND/OR/XOR/NOR/ANDN/ORN}.V; - XV{AND/OR/XOR/NOR}I.B. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-35-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvldiSong Gao
This patch includes: - XVLDI. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-34-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvmskltz/xvmskgez/xvmsknzSong Gao
This patch includes: - XVMSKLTZ.{B/H/W/D}; - XVMSKGEZ.B; - XVMSKNZ.B. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-33-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsigncovSong Gao
This patch includes: - XVSIGNCOV.{B/H/W/D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-32-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement vext2xvSong Gao
This patch includes: - VEXT2XV.{H/W/D}.B, VEXT2XV.{HU/WU/DU}.BU; - VEXT2XV.{W/D}.B, VEXT2XV.{WU/DU}.HU; - VEXT2XV.D.W, VEXT2XV.DU.WU. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-31-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvexthSong Gao
This patch includes: - XVEXTH.{H.B/W.H/D.W/Q.D}; - XVEXTH.{HU.BU/WU.HU/DU.WU/QU.DU}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-30-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvsatSong Gao
This patch includes: - XVSAT.{B/H/W/D}[U]. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-29-gaosong@loongson.cn>
2023-09-20target/loongarch; Implement xvdiv/xvmodSong Gao
This patch includes: - XVDIV.{B/H/W/D}[U]; - XVMOD.{B/H/W/D}[U]. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-28-gaosong@loongson.cn>
2023-09-20target/loongarch: Implement xvmadd/xvmsub/xvmaddw{ev/od}Song Gao
This patch includes: - XVMADD.{B/H/W/D}; - XVMSUB.{B/H/W/D}; - XVMADDW{EV/OD}.{H.B/W.H/D.W/Q.D}[U]; - XVMADDW{EV/OD}.{H.BU.B/W.HU.H/D.WU.W/Q.DU.D}. Signed-off-by: Song Gao <gaosong@loongson.cn> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230914022645.1151356-27-gaosong@loongson.cn>