target: Use forward declared type instead of structure type
The CPU / CPU state are forward declared.
$ git grep -E 'struct [A-Za-z]+CPU\ \*'
target/arm/hvf_arm.h:16:void hvf_arm_set_cpu_features_from_host(struct ARMCPU *cpu);
target/openrisc/cpu.h:234: int (*cpu_openrisc_map_address_code)(struct OpenRISCCPU *cpu,
target/openrisc/cpu.h:238: int (*cpu_openrisc_map_address_data)(struct OpenRISCCPU *cpu,
$ git grep -E 'struct CPU[A-Za-z0-9]+State\ \*'
target/mips/internal.h:137: int (*map_address)(struct CPUMIPSState *env, hwaddr *physical, int *prot,
target/mips/internal.h:139: void (*helper_tlbwi)(struct CPUMIPSState *env);
target/mips/internal.h:140: void (*helper_tlbwr)(struct CPUMIPSState *env);
target/mips/internal.h:141: void (*helper_tlbp)(struct CPUMIPSState *env);
target/mips/internal.h:142: void (*helper_tlbr)(struct CPUMIPSState *env);
target/mips/internal.h:143: void (*helper_tlbinv)(struct CPUMIPSState *env);
target/mips/internal.h:144: void (*helper_tlbinvf)(struct CPUMIPSState *env);
target/xtensa/cpu.h:347: struct CPUXtensaState *env;
...
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20220214183144.27402-12-f4bug@amsat.org>