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target/riscv: Remove experimental prefix from "B" extension 

This extension has now been ratified:
https://jira.riscv.org/browse/RVS-2006 so the "x-" prefix can be
removed.

Since this is now a ratified extension add it to the list of extensions
included in the "max" CPU variant.

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-ID: <20240514110217.22516-1-rbradford@rivosinc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Rob Bradford 2024-05-14 12:02:17 +01:00 committed by Alistair Francis
parent 6c9a344247
commit 73ef14b127
2 changed files with 2 additions and 2 deletions
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2
target/riscv/cpu.c
View File

@ -1400,7 +1400,7 @@ static const MISAExtInfo misa_ext_info_arr[] = {
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)")
MISA_EXT_INFO(RVB, "b", "Bit manipulation (Zba_Zbb_Zbs)")
};
static void riscv_cpu_validate_misa_mxl(RISCVCPUClass *mcc)

2
target/riscv/tcg/tcg-cpu.c
View File

@ -1301,7 +1301,7 @@ static void riscv_init_max_cpu_extensions(Object *obj)
const RISCVCPUMultiExtConfig *prop;
/* Enable RVG, RVJ and RVV that are disabled by default */
riscv_cpu_set_misa_ext(env, env->misa_ext | RVG | RVJ | RVV);
riscv_cpu_set_misa_ext(env, env->misa_ext | RVB | RVG | RVJ | RVV);
for (prop = riscv_cpu_extensions; prop && prop->name; prop++) {
isa_ext_update_enabled(cpu, prop->offset, true);