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target/mips: Introduce cpu_supports_isa() taking CPUMIPSState argument

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Introduce cpu_supports_isa() which takes a CPUMIPSState
argument, more useful at runtime when the CPU is created
(no need to call the extensive object_class_by_name()).

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20201207215257.4004222-3-f4bug@amsat.org>
This commit is contained in:
Philippe Mathieu-Daudé 2020-12-07 22:33:22 +01:00
parent ac70f9767c
commit df6adb68c1
2 changed files with 6 additions and 0 deletions
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5
target/mips/cpu.c
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@ -310,3 +310,8 @@ MIPSCPU *mips_cpu_create_with_clock(const char *cpu_type, Clock *cpu_refclk)
return MIPS_CPU(cpu); return MIPS_CPU(cpu);
} }
bool cpu_supports_isa(const CPUMIPSState *env, uint64_t isa_mask)
{
return (env->cpu_model->insn_flags & isa_mask) != 0;
}

1
target/mips/cpu.h
View File

@ -1287,6 +1287,7 @@ int cpu_mips_signal_handler(int host_signum, void *pinfo, void *puc);
#define CPU_RESOLVING_TYPE TYPE_MIPS_CPU #define CPU_RESOLVING_TYPE TYPE_MIPS_CPU
bool cpu_type_supports_cps_smp(const char *cpu_type); bool cpu_type_supports_cps_smp(const char *cpu_type);
bool cpu_supports_isa(const CPUMIPSState *env, uint64_t isa_mask);
bool cpu_type_supports_isa(const char *cpu_type, uint64_t isa); bool cpu_type_supports_isa(const char *cpu_type, uint64_t isa);
void cpu_set_exception_base(int vp_index, target_ulong address); void cpu_set_exception_base(int vp_index, target_ulong address);