target/ppc: Prefer fast cpu_env() over slower CPU QOM cast macro

Mechanical patch produced running the command documented
in scripts/coccinelle/cpu_env.cocci_template header.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240129164514.73104-22-philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>

hw/ppc/mpc8544_guts.c

@@ -71,8 +71,7 @@ static uint64_t mpc8544_guts_read(void *opaque, hwaddr addr,
                                   unsigned size)
 {
     uint32_t value = 0;
-    PowerPCCPU *cpu = POWERPC_CPU(current_cpu);
+    CPUPPCState *env = cpu_env(current_cpu);
-    CPUPPCState *env = &cpu->env;
 
     addr &= MPC8544_GUTS_MMIO_SIZE - 1;
     switch (addr) {

hw/ppc/pnv.c

@@ -2412,8 +2412,7 @@ static void pnv_machine_set_hb(Object *obj, bool value, Error **errp)
 
 static void pnv_cpu_do_nmi_on_cpu(CPUState *cs, run_on_cpu_data arg)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
 
     cpu_synchronize_state(cs);
     ppc_cpu_do_system_reset(cs);

hw/ppc/pnv_xscom.c

@@ -44,15 +44,12 @@ static void xscom_complete(CPUState *cs, uint64_t hmer_bits)
      * passed for the cpu, and no CPU completion is generated.
      */
     if (cs) {
-        PowerPCCPU *cpu = POWERPC_CPU(cs);
-        CPUPPCState *env = &cpu->env;
-
         /*
          * TODO: Need a CPU helper to set HMER, also handle generation
          * of HMIs
          */
         cpu_synchronize_state(cs);
-        env->spr[SPR_HMER] |= hmer_bits;
+        cpu_env(cs)->spr[SPR_HMER] |= hmer_bits;
     }
 }
 

hw/ppc/ppce500_spin.c

@@ -90,8 +90,7 @@ static void mmubooke_create_initial_mapping(CPUPPCState *env,
 
 static void spin_kick(CPUState *cs, run_on_cpu_data data)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     SpinInfo *curspin = data.host_ptr;
     hwaddr map_size = 64 * MiB;
     hwaddr map_start;

hw/ppc/spapr.c

@@ -3481,8 +3481,7 @@ static void spapr_machine_finalizefn(Object *obj)
 void spapr_do_system_reset_on_cpu(CPUState *cs, run_on_cpu_data arg)
 {
     SpaprMachineState *spapr = SPAPR_MACHINE(qdev_get_machine());
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
 
     cpu_synchronize_state(cs);
     /* If FWNMI is inactive, addr will be -1, which will deliver to 0x100 */

hw/ppc/spapr_caps.c

@@ -194,8 +194,7 @@ static void cap_htm_apply(SpaprMachineState *spapr, uint8_t val, Error **errp)
 static void cap_vsx_apply(SpaprMachineState *spapr, uint8_t val, Error **errp)
 {
     ERRP_GUARD();
-    PowerPCCPU *cpu = POWERPC_CPU(first_cpu);
+    CPUPPCState *env = cpu_env(first_cpu);
-    CPUPPCState *env = &cpu->env;
 
     if (!val) {
         /* TODO: We don't support disabling vsx yet */
@@ -213,14 +212,12 @@ static void cap_vsx_apply(SpaprMachineState *spapr, uint8_t val, Error **errp)
 static void cap_dfp_apply(SpaprMachineState *spapr, uint8_t val, Error **errp)
 {
     ERRP_GUARD();
-    PowerPCCPU *cpu = POWERPC_CPU(first_cpu);
-    CPUPPCState *env = &cpu->env;
 
     if (!val) {
         /* TODO: We don't support disabling dfp yet */
         return;
     }
-    if (!(env->insns_flags2 & PPC2_DFP)) {
+    if (!(cpu_env(first_cpu)->insns_flags2 & PPC2_DFP)) {
         error_setg(errp, "DFP support not available");
         error_append_hint(errp, "Try appending -machine cap-dfp=off\n");
     }

target/ppc/cpu_init.c

@@ -7196,12 +7196,9 @@ static void ppc_cpu_reset_hold(Object *obj)
 
 static bool ppc_cpu_is_big_endian(CPUState *cs)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
-    CPUPPCState *env = &cpu->env;
-
     cpu_synchronize_state(cs);
 
-    return !FIELD_EX64(env->msr, MSR, LE);
+    return !FIELD_EX64(cpu_env(cs)->msr, MSR, LE);
 }
 
 static bool ppc_get_irq_stats(InterruptStatsProvider *obj,
@@ -7288,8 +7285,7 @@ static bool ppc_pvr_match_default(PowerPCCPUClass *pcc, uint32_t pvr, bool best)
 
 static void ppc_disas_set_info(CPUState *cs, disassemble_info *info)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
 
     if ((env->hflags >> MSR_LE) & 1) {
         info->endian = BFD_ENDIAN_LITTLE;
@@ -7445,8 +7441,7 @@ void ppc_cpu_dump_state(CPUState *cs, FILE *f, int flags)
 #define RGPL  4
 #define RFPL  4
 
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     int i;
 
     qemu_fprintf(f, "NIP " TARGET_FMT_lx "   LR " TARGET_FMT_lx " CTR "

target/ppc/excp_helper.c

@@ -2597,8 +2597,7 @@ void ppc_cpu_do_fwnmi_machine_check(CPUState *cs, target_ulong vector)
 
 bool ppc_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     int interrupt;
 
     if ((interrupt_request & CPU_INTERRUPT_HARD) == 0) {

target/ppc/gdbstub.c

@@ -108,8 +108,7 @@ void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len)
 
 int ppc_cpu_gdb_read_register(CPUState *cs, GByteArray *buf, int n)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     uint8_t *mem_buf;
     int r = ppc_gdb_register_len(n);
 
@@ -152,8 +151,7 @@ int ppc_cpu_gdb_read_register(CPUState *cs, GByteArray *buf, int n)
 
 int ppc_cpu_gdb_read_register_apple(CPUState *cs, GByteArray *buf, int n)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     uint8_t *mem_buf;
     int r = ppc_gdb_register_len_apple(n);
 
@@ -206,8 +204,7 @@ int ppc_cpu_gdb_read_register_apple(CPUState *cs, GByteArray *buf, int n)
 
 int ppc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     int r = ppc_gdb_register_len(n);
 
     if (!r) {
@@ -253,8 +250,7 @@ int ppc_cpu_gdb_write_register(CPUState *cs, uint8_t *mem_buf, int n)
 }
 int ppc_cpu_gdb_write_register_apple(CPUState *cs, uint8_t *mem_buf, int n)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     int r = ppc_gdb_register_len_apple(n);
 
     if (!r) {

target/ppc/kvm.c

@@ -546,8 +546,7 @@ static void kvm_sw_tlb_put(PowerPCCPU *cpu)
 
 static void kvm_get_one_spr(CPUState *cs, uint64_t id, int spr)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     /* Init 'val' to avoid "uninitialised value" Valgrind warnings */
     union {
         uint32_t u32;
@@ -581,8 +580,7 @@ static void kvm_get_one_spr(CPUState *cs, uint64_t id, int spr)
 
 static void kvm_put_one_spr(CPUState *cs, uint64_t id, int spr)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     union {
         uint32_t u32;
         uint64_t u64;
@@ -615,8 +613,7 @@ static void kvm_put_one_spr(CPUState *cs, uint64_t id, int spr)
 
 static int kvm_put_fp(CPUState *cs)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     struct kvm_one_reg reg;
     int i;
     int ret;
@@ -682,8 +679,7 @@ static int kvm_put_fp(CPUState *cs)
 
 static int kvm_get_fp(CPUState *cs)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     struct kvm_one_reg reg;
     int i;
     int ret;

target/ppc/ppc-qmp-cmds.c

@@ -137,8 +137,7 @@ static int ppc_cpu_get_reg_num(const char *numstr, int maxnum, int *pregnum)
 int target_get_monitor_def(CPUState *cs, const char *name, uint64_t *pval)
 {
     int i, regnum;
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
 
     /* General purpose registers */
     if ((qemu_tolower(name[0]) == 'r') &&

target/ppc/user_only_helper.c

@@ -27,8 +27,7 @@ void ppc_cpu_record_sigsegv(CPUState *cs, vaddr address,
                             MMUAccessType access_type,
                             bool maperr, uintptr_t retaddr)
 {
-    PowerPCCPU *cpu = POWERPC_CPU(cs);
+    CPUPPCState *env = cpu_env(cs);
-    CPUPPCState *env = &cpu->env;
     int exception, error_code;
 
     /*