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2024-03-11objtool/LoongArch: Enable orc to be builtTiezhu Yang1-0/+58
Implement arch-specific init_orc_entry(), write_orc_entry(), reg_name(), orc_type_name(), print_reg() and orc_print_dump(), then set BUILD_ORC as y to build the orc related files. Co-developed-by: Jinyang He <[email protected]> Signed-off-by: Jinyang He <[email protected]> Co-developed-by: Youling Tang <[email protected]> Signed-off-by: Youling Tang <[email protected]> Signed-off-by: Tiezhu Yang <[email protected]> Signed-off-by: Huacai Chen <[email protected]>
2024-03-11objtool/LoongArch: Implement instruction decoderTiezhu Yang1-0/+161
Only copy the minimal definitions of instruction opcodes and formats in inst.h from arch/loongarch to tools/arch/loongarch, and also copy the definition of sign_extend64() to tools/include/linux/bitops.h to decode the following kinds of instructions: (1) stack pointer related instructions addi.d, ld.d, st.d, ldptr.d and stptr.d (2) branch and jump related instructions beq, bne, blt, bge, bltu, bgeu, beqz, bnez, bceqz, bcnez, b, bl and jirl (3) other instructions break, nop and ertn See more info about instructions in LoongArch Reference Manual: https://loongson.github.io/LoongArch-Documentation/LoongArch-Vol1-EN.html Co-developed-by: Jinyang He <[email protected]> Signed-off-by: Jinyang He <[email protected]> Co-developed-by: Youling Tang <[email protected]> Signed-off-by: Youling Tang <[email protected]> Signed-off-by: Tiezhu Yang <[email protected]> Signed-off-by: Huacai Chen <[email protected]>
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