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bsd-user: style tweak: use {} consistently in for / if / else statements 

Fix various issues with {} not being present on if / for statements.
Minor line length tweaks
Move an assignment in an if out.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
master
Warner Losh 2021-04-23 10:58:11 -06:00
parent cb0ea0197f
commit b23a51dc91
1 changed files with 43 additions and 23 deletions
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66
bsd-user/main.c
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@ -217,7 +217,7 @@ void cpu_loop(CPUX86State *env)
#ifndef TARGET_ABI32 #ifndef TARGET_ABI32
case EXCP_SYSCALL: case EXCP_SYSCALL:
/* syscall from syscall instruction */ /* syscall from syscall instruction */
if (bsd_type == target_freebsd) if (bsd_type == target_freebsd) {
env->regs[R_EAX] = do_freebsd_syscall(env, env->regs[R_EAX] = do_freebsd_syscall(env,
env->regs[R_EAX], env->regs[R_EAX],
env->regs[R_EDI], env->regs[R_EDI],
@ -226,7 +226,7 @@ void cpu_loop(CPUX86State *env)
env->regs[R_ECX], env->regs[R_ECX],
env->regs[8], env->regs[8],
env->regs[9], 0, 0); env->regs[9], 0, 0);
else { /* if (bsd_type == target_openbsd) */ } else { /* if (bsd_type == target_openbsd) */
env->regs[R_EAX] = do_openbsd_syscall(env, env->regs[R_EAX] = do_openbsd_syscall(env,
env->regs[R_EAX], env->regs[R_EAX],
env->regs[R_EDI], env->regs[R_EDI],
@ -250,7 +250,8 @@ void cpu_loop(CPUX86State *env)
break; break;
default: default:
pc = env->segs[R_CS].base + env->eip; pc = env->segs[R_CS].base + env->eip;
fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", fprintf(stderr,
"qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n",
(long)pc, trapnr); (long)pc, trapnr);
abort(); abort();
} }
@ -274,8 +275,9 @@ static inline int get_reg_index(CPUSPARCState *env, int cwp, int index)
* wrap handling : if cwp is on the last window, then we use the * wrap handling : if cwp is on the last window, then we use the
* registers 'after' the end * registers 'after' the end
*/ */
if (index < 8 && env->cwp == env->nwindows - 1) if (index < 8 && env->cwp == env->nwindows - 1) {
index += 16 * env->nwindows; index += 16 * env->nwindows;
}
return index; return index;
} }
@ -287,8 +289,9 @@ static inline void save_window_offset(CPUSPARCState *env, int cwp1)
sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)];
#ifdef TARGET_SPARC64 #ifdef TARGET_SPARC64
if (sp_ptr & 3) if (sp_ptr & 3) {
sp_ptr += SPARC64_STACK_BIAS; sp_ptr += SPARC64_STACK_BIAS;
}
#endif #endif
#if defined(DEBUG_WIN) #if defined(DEBUG_WIN)
printf("win_overflow: sp_ptr=0x" TARGET_ABI_FMT_lx " save_cwp=%d\n", printf("win_overflow: sp_ptr=0x" TARGET_ABI_FMT_lx " save_cwp=%d\n",
@ -337,8 +340,9 @@ static void restore_window(CPUSPARCState *env)
cwp1 = cpu_cwp_inc(env, env->cwp + 1); cwp1 = cpu_cwp_inc(env, env->cwp + 1);
sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)];
#ifdef TARGET_SPARC64 #ifdef TARGET_SPARC64
if (sp_ptr & 3) if (sp_ptr & 3) {
sp_ptr += SPARC64_STACK_BIAS; sp_ptr += SPARC64_STACK_BIAS;
}
#endif #endif
#if defined(DEBUG_WIN) #if defined(DEBUG_WIN)
printf("win_underflow: sp_ptr=0x" TARGET_ABI_FMT_lx " load_cwp=%d\n", printf("win_underflow: sp_ptr=0x" TARGET_ABI_FMT_lx " load_cwp=%d\n",
@ -351,8 +355,9 @@ static void restore_window(CPUSPARCState *env)
} }
#ifdef TARGET_SPARC64 #ifdef TARGET_SPARC64
env->canrestore++; env->canrestore++;
if (env->cleanwin < env->nwindows - 1) if (env->cleanwin < env->nwindows - 1) {
env->cleanwin++; env->cleanwin++;
}
env->cansave--; env->cansave--;
#else #else
env->wim = new_wim; env->wim = new_wim;
@ -368,11 +373,13 @@ static void flush_windows(CPUSPARCState *env)
/* if restore would invoke restore_window(), then we can stop */ /* if restore would invoke restore_window(), then we can stop */
cwp1 = cpu_cwp_inc(env, env->cwp + offset); cwp1 = cpu_cwp_inc(env, env->cwp + offset);
#ifndef TARGET_SPARC64 #ifndef TARGET_SPARC64
if (env->wim & (1 << cwp1)) if (env->wim & (1 << cwp1)) {
break; break;
}
#else #else
if (env->canrestore == 0) if (env->canrestore == 0) {
break; break;
}
env->cansave++; env->cansave++;
env->canrestore--; env->canrestore--;
#endif #endif
@ -407,8 +414,9 @@ void cpu_loop(CPUSPARCState *env)
#else #else
/* FreeBSD uses 0x141 for syscalls too */ /* FreeBSD uses 0x141 for syscalls too */
case 0x141: case 0x141:
if (bsd_type != target_freebsd) if (bsd_type != target_freebsd) {
goto badtrap; goto badtrap;
}
/* fallthrough */ /* fallthrough */
case 0x100: case 0x100:
#endif #endif
@ -417,7 +425,8 @@ void cpu_loop(CPUSPARCState *env)
ret = do_freebsd_syscall(env, syscall_nr, ret = do_freebsd_syscall(env, syscall_nr,
env->regwptr[0], env->regwptr[1], env->regwptr[0], env->regwptr[1],
env->regwptr[2], env->regwptr[3], env->regwptr[2], env->regwptr[3],
env->regwptr[4], env->regwptr[5], 0, 0); env->regwptr[4], env->regwptr[5],
0, 0);
else if (bsd_type == target_netbsd) else if (bsd_type == target_netbsd)
ret = do_netbsd_syscall(env, syscall_nr, ret = do_netbsd_syscall(env, syscall_nr,
env->regwptr[0], env->regwptr[1], env->regwptr[0], env->regwptr[1],
@ -610,8 +619,9 @@ int main(int argc, char **argv)
envlist_t *envlist = NULL; envlist_t *envlist = NULL;
bsd_type = target_openbsd; bsd_type = target_openbsd;
if (argc <= 1) if (argc <= 1) {
usage(); usage();
}
error_init(argv[0]); error_init(argv[0]);
module_call_init(MODULE_INIT_TRACE); module_call_init(MODULE_INIT_TRACE);
@ -631,11 +641,13 @@ int main(int argc, char **argv)
optind = 1; optind = 1;
for (;;) { for (;;) {
if (optind >= argc) if (optind >= argc) {
break; break;
}
r = argv[optind]; r = argv[optind];
if (r[0] != '-') if (r[0] != '-') {
break; break;
}
optind++; optind++;
r++; r++;
if (!strcmp(r, "-")) { if (!strcmp(r, "-")) {
@ -652,24 +664,28 @@ int main(int argc, char **argv)
log_file = argv[optind++]; log_file = argv[optind++];
} else if (!strcmp(r, "E")) { } else if (!strcmp(r, "E")) {
r = argv[optind++]; r = argv[optind++];
if (envlist_setenv(envlist, r) != 0) if (envlist_setenv(envlist, r) != 0) {
usage(); usage();
}
} else if (!strcmp(r, "ignore-environment")) { } else if (!strcmp(r, "ignore-environment")) {
envlist_free(envlist); envlist_free(envlist);
envlist = envlist_create(); envlist = envlist_create();
} else if (!strcmp(r, "U")) { } else if (!strcmp(r, "U")) {
r = argv[optind++]; r = argv[optind++];
if (envlist_unsetenv(envlist, r) != 0) if (envlist_unsetenv(envlist, r) != 0) {
usage(); usage();
}
} else if (!strcmp(r, "s")) { } else if (!strcmp(r, "s")) {
r = argv[optind++]; r = argv[optind++];
x86_stack_size = strtol(r, (char **)&r, 0); x86_stack_size = strtol(r, (char **)&r, 0);
if (x86_stack_size <= 0) if (x86_stack_size <= 0) {
usage(); usage();
if (*r == 'M') }
if (*r == 'M') {
x86_stack_size *= MiB; x86_stack_size *= MiB;
else if (*r == 'k' || *r == 'K') } else if (*r == 'k' || *r == 'K') {
x86_stack_size *= KiB; x86_stack_size *= KiB;
}
} else if (!strcmp(r, "L")) { } else if (!strcmp(r, "L")) {
interp_prefix = argv[optind++]; interp_prefix = argv[optind++];
} else if (!strcmp(r, "p")) { } else if (!strcmp(r, "p")) {
@ -809,11 +825,13 @@ int main(int argc, char **argv)
if (!have_guest_base) { if (!have_guest_base) {
FILE *fp; FILE *fp;
if ((fp = fopen("/proc/sys/vm/mmap_min_addr", "r")) != NULL) { fp = fopen("/proc/sys/vm/mmap_min_addr", "r");
if (fp != NULL) {
unsigned long tmp; unsigned long tmp;
if (fscanf(fp, "%lu", &tmp) == 1) { if (fscanf(fp, "%lu", &tmp) == 1) {
mmap_min_addr = tmp; mmap_min_addr = tmp;
qemu_log_mask(CPU_LOG_PAGE, "host mmap_min_addr=0x%lx\n", mmap_min_addr); qemu_log_mask(CPU_LOG_PAGE, "host mmap_min_addr=0x%lx\n",
mmap_min_addr);
} }
fclose(fp); fclose(fp);
} }
@ -986,10 +1004,12 @@ int main(int argc, char **argv)
env->pc = regs->pc; env->pc = regs->pc;
env->npc = regs->npc; env->npc = regs->npc;
env->y = regs->y; env->y = regs->y;
for (i = 0; i < 8; i++) for (i = 0; i < 8; i++) {
env->gregs[i] = regs->u_regs[i]; env->gregs[i] = regs->u_regs[i];
for (i = 0; i < 8; i++) }
for (i = 0; i < 8; i++) {
env->regwptr[i] = regs->u_regs[i + 8]; env->regwptr[i] = regs->u_regs[i + 8];
}
} }
#else #else
#error unsupported target CPU #error unsupported target CPU