disas: Remove old libopcode ppc disassembler

Capstone should be superior to the old libopcode disassembler,
so we can drop the old file nowadays.

Message-Id: <20220505173619.488350-1-thuth@redhat.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>

MAINTAINERS

@@ -271,7 +271,6 @@ F: target/ppc/
 F: hw/ppc/ppc.c
 F: hw/ppc/ppc_booke.c
 F: include/hw/ppc/ppc.h
-F: disas/ppc.c
 
 RISC-V TCG CPUs
 M: Palmer Dabbelt <palmer@dabbelt.com>
@@ -3293,7 +3292,6 @@ PPC TCG target
 M: Richard Henderson <richard.henderson@linaro.org>
 S: Odd Fixes
 F: tcg/ppc/
-F: disas/ppc.c
 
 RISC-V TCG target
 M: Palmer Dabbelt <palmer@dabbelt.com>

disas.c

@@ -164,8 +164,6 @@ static void initialize_debug_host(CPUDebug *s)
     s->info.cap_insn_unit = 1;
     s->info.cap_insn_split = 8;
 #elif defined(_ARCH_PPC)
-    s->info.disassembler_options = (char *)"any";
-    s->info.print_insn = print_insn_ppc;
     s->info.cap_arch = CS_ARCH_PPC;
 # ifdef _ARCH_PPC64
     s->info.cap_mode = CS_MODE_64;

disas/meson.build

@@ -12,7 +12,6 @@ common_ss.add(when: 'CONFIG_MICROBLAZE_DIS', if_true: files('microblaze.c'))
 common_ss.add(when: 'CONFIG_MIPS_DIS', if_true: files('mips.c'))
 common_ss.add(when: 'CONFIG_NANOMIPS_DIS', if_true: files('nanomips.cpp'))
 common_ss.add(when: 'CONFIG_NIOS2_DIS', if_true: files('nios2.c'))
-common_ss.add(when: 'CONFIG_PPC_DIS', if_true: files('ppc.c'))
 common_ss.add(when: 'CONFIG_RISCV_DIS', if_true: files('riscv.c'))
 common_ss.add(when: 'CONFIG_SH4_DIS', if_true: files('sh4.c'))
 common_ss.add(when: 'CONFIG_SPARC_DIS', if_true: files('sparc.c'))