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Signed-off-by: Rob Bradford Reviewed-by: Daniel Henrique Barboza Reviewed-by: Andrew Jones Reviewed-by: Alistair Francis Message-ID: <20240111161644.33630-2-rbradford@rivosinc.com> Signed-off-by: Alistair Francis --- target/riscv/cpu.h | 1 + target/riscv/cpu.c | 5 +++-- target/riscv/tcg/tcg-cpu.c | 1 + 3 files changed, 5 insertions(+), 2 deletions(-) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index f63ee9cc58..136fc1de73 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -69,6 +69,7 @@ typedef struct CPUArchState CPURISCVState; #define RVH RV('H') #define RVJ RV('J') #define RVG RV('G') +#define RVB RV('B') =20 extern const uint32_t misa_bits[]; const char *riscv_get_misa_ext_name(uint32_t bit); diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index be21fa09c6..8a2fd7d031 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -38,9 +38,9 @@ #include "tcg/tcg.h" =20 /* RISC-V CPU definitions */ -static const char riscv_single_letter_exts[] =3D "IEMAFDQCPVH"; +static const char riscv_single_letter_exts[] =3D "IEMAFDQCBPVH"; const uint32_t misa_bits[] =3D {RVI, RVE, RVM, RVA, RVF, RVD, RVV, - RVC, RVS, RVU, RVH, RVJ, RVG, 0}; + RVC, RVS, RVU, RVH, RVJ, RVG, RVB, 0}; =20 /* * From vector_helper.c @@ -1304,6 +1304,7 @@ static const MISAExtInfo misa_ext_info_arr[] =3D { MISA_EXT_INFO(RVJ, "x-j", "Dynamic translated languages"), MISA_EXT_INFO(RVV, "v", "Vector operations"), MISA_EXT_INFO(RVG, "g", "General purpose (IMAFD_Zicsr_Zifencei)"), + MISA_EXT_INFO(RVB, "x-b", "Bit manipulation (Zba_Zbb_Zbs)") }; =20 static int riscv_validate_misa_info_idx(uint32_t bit) diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index b7da92783b..baecfa7672 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -1056,6 +1056,7 @@ static const RISCVCPUMisaExtConfig misa_ext_cfgs[] = =3D { MISA_CFG(RVJ, false), MISA_CFG(RVV, false), MISA_CFG(RVG, false), + MISA_CFG(RVB, false), }; =20 /* --=20 2.43.0