Hi, This series adds linux-user emulation support for LoongArch.
Patch 1 add an introduction to LoongArch. Patches 2-5 adds LoongArch basic definition. Patches 6-18 implements user mode instruction emulation. Patche 19 add support for disassembling via option '-d in_asm' Patch 20 add files to linux-user/loongarch64 and support compilling linux-user binary. About LoongArch, please see: https://github.com/loongson/LoongArch-Documentation Please review! thanks Song Gao (20): target/loongarch: Add README target/loongarch: Add CSR registers definition target/loongarch: Add core definition target/loongarch: Add interrupt handling support target/loongarch: Add memory management support target/loongarch: Add main translation routines target/loongarch: Add fixed point arithmetic instruction translation target/loongarch: Add fixed point shift instruction translation target/loongarch: Add fixed point bit instruction translation target/loongarch: Add fixed point load/store instruction translation target/loongarch: Add fixed point atomic instruction translation target/loongarch: Add fixed point extra instruction translation target/loongarch: Add floating point arithmetic instruction translation target/loongarch: Add floating point comparison instruction translation target/loongarch: Add floating point conversion instruction translation target/loongarch: Add floating point move instruction translation target/loongarch: Add floating point load/store instruction translation target/loongarch: Add branch instruction translation target/loongarch: Add disassembler target/loongarch: Add linux-user emulation support MAINTAINERS | 7 + default-configs/targets/loongarch64-linux-user.mak | 4 + disas/loongarch.c | 2528 +++++++++++++++++++ disas/meson.build | 1 + include/disas/dis-asm.h | 2 + include/elf.h | 2 + linux-user/elfload.c | 58 + linux-user/loongarch64/cpu_loop.c | 177 ++ linux-user/loongarch64/signal.c | 193 ++ linux-user/loongarch64/sockbits.h | 1 + linux-user/loongarch64/syscall_nr.h | 307 +++ linux-user/loongarch64/target_cpu.h | 36 + linux-user/loongarch64/target_elf.h | 14 + linux-user/loongarch64/target_fcntl.h | 12 + linux-user/loongarch64/target_signal.h | 28 + linux-user/loongarch64/target_structs.h | 49 + linux-user/loongarch64/target_syscall.h | 46 + linux-user/loongarch64/termbits.h | 229 ++ linux-user/syscall_defs.h | 8 +- meson.build | 3 +- qapi/machine-target.json | 4 +- target/loongarch/README | 16 + target/loongarch/cpu-csr.h | 724 ++++++ target/loongarch/cpu-param.h | 21 + target/loongarch/cpu-qom.h | 41 + target/loongarch/cpu.c | 477 ++++ target/loongarch/cpu.h | 245 ++ target/loongarch/fpu_helper.c | 1436 +++++++++++ target/loongarch/fpu_helper.h | 34 + target/loongarch/helper.h | 158 ++ target/loongarch/insns.decode | 483 ++++ target/loongarch/instmap.h | 200 ++ target/loongarch/internal.h | 107 + target/loongarch/meson.build | 19 + target/loongarch/op_helper.c | 231 ++ target/loongarch/tlb_helper.c | 109 + target/loongarch/trans.inc.c | 2426 ++++++++++++++++++ target/loongarch/translate.c | 2607 ++++++++++++++++++++ target/loongarch/translate.h | 58 + target/meson.build | 1 + 40 files changed, 13096 insertions(+), 6 deletions(-) create mode 100644 default-configs/targets/loongarch64-linux-user.mak create mode 100644 disas/loongarch.c create mode 100644 linux-user/loongarch64/cpu_loop.c create mode 100644 linux-user/loongarch64/signal.c create mode 100644 linux-user/loongarch64/sockbits.h create mode 100644 linux-user/loongarch64/syscall_nr.h create mode 100644 linux-user/loongarch64/target_cpu.h create mode 100644 linux-user/loongarch64/target_elf.h create mode 100644 linux-user/loongarch64/target_fcntl.h create mode 100644 linux-user/loongarch64/target_signal.h create mode 100644 linux-user/loongarch64/target_structs.h create mode 100644 linux-user/loongarch64/target_syscall.h create mode 100644 linux-user/loongarch64/termbits.h create mode 100644 target/loongarch/README create mode 100644 target/loongarch/cpu-csr.h create mode 100644 target/loongarch/cpu-param.h create mode 100644 target/loongarch/cpu-qom.h create mode 100644 target/loongarch/cpu.c create mode 100644 target/loongarch/cpu.h create mode 100644 target/loongarch/fpu_helper.c create mode 100644 target/loongarch/fpu_helper.h create mode 100644 target/loongarch/helper.h create mode 100644 target/loongarch/insns.decode create mode 100644 target/loongarch/instmap.h create mode 100644 target/loongarch/internal.h create mode 100644 target/loongarch/meson.build create mode 100644 target/loongarch/op_helper.c create mode 100644 target/loongarch/tlb_helper.c create mode 100644 target/loongarch/trans.inc.c create mode 100644 target/loongarch/translate.c create mode 100644 target/loongarch/translate.h -- 1.8.3.1