diff options
Diffstat (limited to 'target/riscv/cpu.c')
| -rw-r--r-- | target/riscv/cpu.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 4851890844..9de34d7099 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -391,16 +391,16 @@ static const TypeInfo riscv_cpu_type_info = { char *riscv_isa_string(RISCVCPU *cpu) { int i; - size_t maxlen = 5 + ctz32(cpu->env.misa); - char *isa_string = g_new0(char, maxlen); - snprintf(isa_string, maxlen, "rv%d", TARGET_LONG_BITS); + const size_t maxlen = sizeof("rv128") + sizeof(riscv_exts) + 1; + char *isa_str = g_new(char, maxlen); + char *p = isa_str + snprintf(isa_str, maxlen, "rv%d", TARGET_LONG_BITS); for (i = 0; i < sizeof(riscv_exts); i++) { if (cpu->env.misa & RV(riscv_exts[i])) { - isa_string[strlen(isa_string)] = riscv_exts[i] - 'A' + 'a'; - + *p++ = qemu_tolower(riscv_exts[i]); } } - return isa_string; + *p = '\0'; + return isa_str; } void riscv_cpu_list(FILE *f, fprintf_function cpu_fprintf) |