From: imp@bsdimp.com
To: qemu-devel@nongnu.org
Cc: kevans@freebsd.org, arichardson@freebsd.org,
Warner Losh <imp@bsdimp.com>
Subject: [PATCH v2 12/48] bsd-user: style tweak: Remove #if 0'd code
Date: Sat, 24 Apr 2021 09:59:40 -0600 [thread overview]
Message-ID: <20210424160016.15200-13-imp@bsdimp.com> (raw)
In-Reply-To: <20210424160016.15200-1-imp@bsdimp.com>
From: Warner Losh <imp@bsdimp.com>
Signed-off-by: Warner Losh <imp@bsdimp.com>
---
bsd-user/main.c | 143 ------------------------------------------------
1 file changed, 143 deletions(-)
diff --git a/bsd-user/main.c b/bsd-user/main.c
index ff886de98e..3c6c0ec687 100644
--- a/bsd-user/main.c
+++ b/bsd-user/main.c
@@ -244,118 +244,10 @@ void cpu_loop(CPUX86State *env)
env->eflags &= ~CC_C;
}
break;
-#endif
-#if 0
- case EXCP0B_NOSEG:
- case EXCP0C_STACK:
- info.si_signo = SIGBUS;
- info.si_errno = 0;
- info.si_code = TARGET_SI_KERNEL;
- info._sifields._sigfault._addr = 0;
- queue_signal(env, info.si_signo, &info);
- break;
- case EXCP0D_GPF:
- /* XXX: potential problem if ABI32 */
-#ifndef TARGET_X86_64
- if (env->eflags & VM_MASK) {
- handle_vm86_fault(env);
- } else
-#endif
- {
- info.si_signo = SIGSEGV;
- info.si_errno = 0;
- info.si_code = TARGET_SI_KERNEL;
- info._sifields._sigfault._addr = 0;
- queue_signal(env, info.si_signo, &info);
- }
- break;
- case EXCP0E_PAGE:
- info.si_signo = SIGSEGV;
- info.si_errno = 0;
- if (!(env->error_code & 1))
- info.si_code = TARGET_SEGV_MAPERR;
- else
- info.si_code = TARGET_SEGV_ACCERR;
- info._sifields._sigfault._addr = env->cr[2];
- queue_signal(env, info.si_signo, &info);
- break;
- case EXCP00_DIVZ:
-#ifndef TARGET_X86_64
- if (env->eflags & VM_MASK) {
- handle_vm86_trap(env, trapnr);
- } else
-#endif
- {
- /* division by zero */
- info.si_signo = SIGFPE;
- info.si_errno = 0;
- info.si_code = TARGET_FPE_INTDIV;
- info._sifields._sigfault._addr = env->eip;
- queue_signal(env, info.si_signo, &info);
- }
- break;
- case EXCP01_DB:
- case EXCP03_INT3:
-#ifndef TARGET_X86_64
- if (env->eflags & VM_MASK) {
- handle_vm86_trap(env, trapnr);
- } else
-#endif
- {
- info.si_signo = SIGTRAP;
- info.si_errno = 0;
- if (trapnr == EXCP01_DB) {
- info.si_code = TARGET_TRAP_BRKPT;
- info._sifields._sigfault._addr = env->eip;
- } else {
- info.si_code = TARGET_SI_KERNEL;
- info._sifields._sigfault._addr = 0;
- }
- queue_signal(env, info.si_signo, &info);
- }
- break;
- case EXCP04_INTO:
- case EXCP05_BOUND:
-#ifndef TARGET_X86_64
- if (env->eflags & VM_MASK) {
- handle_vm86_trap(env, trapnr);
- } else
-#endif
- {
- info.si_signo = SIGSEGV;
- info.si_errno = 0;
- info.si_code = TARGET_SI_KERNEL;
- info._sifields._sigfault._addr = 0;
- queue_signal(env, info.si_signo, &info);
- }
- break;
- case EXCP06_ILLOP:
- info.si_signo = SIGILL;
- info.si_errno = 0;
- info.si_code = TARGET_ILL_ILLOPN;
- info._sifields._sigfault._addr = env->eip;
- queue_signal(env, info.si_signo, &info);
- break;
#endif
case EXCP_INTERRUPT:
/* just indicate that signals should be handled asap */
break;
-#if 0
- case EXCP_DEBUG:
- {
- int sig;
-
- sig = gdb_handlesig(env, TARGET_SIGTRAP);
- if (sig)
- {
- info.si_signo = sig;
- info.si_errno = 0;
- info.si_code = TARGET_TRAP_BRKPT;
- queue_signal(env, info.si_signo, &info);
- }
- }
- break;
-#endif
default:
pc = env->segs[R_CS].base + env->eip;
fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n",
@@ -589,16 +481,6 @@ void cpu_loop(CPUSPARCState *env)
break;
case TT_TFAULT:
case TT_DFAULT:
-#if 0
- {
- info.si_signo = SIGSEGV;
- info.si_errno = 0;
- /* XXX: check env->error_code */
- info.si_code = TARGET_SEGV_MAPERR;
- info._sifields._sigfault._addr = env->mmuregs[4];
- queue_signal(env, info.si_signo, &info);
- }
-#endif
break;
#else
case TT_SPILL: /* window overflow */
@@ -609,19 +491,6 @@ void cpu_loop(CPUSPARCState *env)
break;
case TT_TFAULT:
case TT_DFAULT:
-#if 0
- {
- info.si_signo = SIGSEGV;
- info.si_errno = 0;
- /* XXX: check env->error_code */
- info.si_code = TARGET_SEGV_MAPERR;
- if (trapnr == TT_DFAULT)
- info._sifields._sigfault._addr = env->dmmuregs[4];
- else
- info._sifields._sigfault._addr = env->tsptr->tpc;
- /* queue_signal(env, info.si_signo, &info); */
- }
-#endif
break;
#endif
case EXCP_INTERRUPT:
@@ -629,19 +498,7 @@ void cpu_loop(CPUSPARCState *env)
break;
case EXCP_DEBUG:
{
-#if 0
- int sig =
-#endif
gdb_handlesig(cs, TARGET_SIGTRAP);
-#if 0
- if (sig)
- {
- info.si_signo = sig;
- info.si_errno = 0;
- info.si_code = TARGET_TRAP_BRKPT;
- /* queue_signal(env, info.si_signo, &info); */
- }
-#endif
}
break;
default:
--
2.22.1
next prev parent reply other threads:[~2021-04-24 16:09 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-24 15:59 [PATCH v2 00/48] bsd-user style and reorg patches imp
2021-04-24 15:59 ` [PATCH v2 01/48] bsd-user: whitespace changes imp
2021-04-24 15:59 ` [PATCH v2 02/48] " imp
2021-04-24 15:59 ` [PATCH v2 03/48] " imp
2021-04-24 15:59 ` [PATCH v2 04/48] bsd-user: style tweak: keyword space ( imp
2021-04-24 15:59 ` [PATCH v2 05/48] " imp
2021-04-24 15:59 ` [PATCH v2 06/48] " imp
2021-04-24 15:59 ` [PATCH v2 07/48] " imp
2021-04-24 15:59 ` [PATCH v2 08/48] bsd-user: style tweak: use C not C++ comments imp
2021-04-24 15:59 ` [PATCH v2 09/48] " imp
2021-04-24 15:59 ` [PATCH v2 10/48] bsd-user: Remove commented out code imp
2021-04-24 17:19 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 11/48] bsd-user: style tweak: Remove #if 0'd code imp
2021-04-24 17:21 ` Richard Henderson
2021-04-24 15:59 ` imp [this message]
2021-04-24 17:23 ` [PATCH v2 12/48] " Richard Henderson
2021-04-24 15:59 ` [PATCH v2 13/48] " imp
2021-04-24 17:23 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 14/48] " imp
2021-04-24 17:24 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 15/48] bsd-user: style tweak: return is not a function, eliminate () imp
2021-04-24 17:24 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 16/48] bsd-user: style tweak: Put {} around all if/else/for statements imp
2021-04-24 17:25 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 17/48] bsd-user: style tweak: Fix commentary issues imp
2021-04-24 15:59 ` [PATCH v2 18/48] bsd-user: style tweak: Use preferred block comments imp
2021-04-24 15:59 ` [PATCH v2 19/48] bsd-user: style tweak: move extern to header file imp
2021-04-24 15:59 ` [PATCH v2 20/48] bsd-user: style tweak: use {} consistently in for / if / else statements imp
2021-04-24 15:59 ` [PATCH v2 21/48] bsd-user: style nits: return is not a function imp
2021-04-24 17:27 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 22/48] bsd-user: use qemu_strtoul in preference to strtol imp
2021-04-24 17:34 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 23/48] bsd-user: introduce host_os.h for bsd-specific code and defaults imp
2021-04-24 15:59 ` [PATCH v2 24/48] bsd-user: create target_arch_cpu.h imp
2021-04-24 15:59 ` [PATCH v2 25/48] bsd-user: move x86 (i386 and x86_64) cpu_loop to target_arch_cpu.h imp
2021-04-24 17:43 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 26/48] bsd-user: move sparc cpu_loop into target_arch_cpu.h as target_cpu_loop imp
2021-04-24 17:45 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 27/48] bsd-user: style tweak: space pedantry imp
2021-04-24 17:46 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 28/48] bsd-user: style tweak: comments imp
2021-04-24 17:51 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 29/48] bsd-user: style tweak: use {} correctly imp
2021-04-24 17:55 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 30/48] bsd-user: style tweak: fix block comments imp
2021-04-24 17:59 ` Richard Henderson
2021-04-24 15:59 ` [PATCH v2 31/48] bsd-user: style tweak: use {} for all if statements, format else correctly imp
2021-04-24 18:01 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 32/48] bsd-user: style tweak: remove spacing after '*' and add after } imp
2021-04-24 18:03 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 33/48] bsd-user: style tweak: Use preferred block comments imp
2021-04-24 18:07 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 34/48] bsd-user: style tweak: don't assign in if statements imp
2021-04-24 18:09 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 35/48] bsd-user: style tweak: use {} for all if statements, format else correctly imp
2021-04-24 18:12 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 36/48] bsd-user: style tweak: Use preferred block comments imp
2021-04-24 18:13 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 37/48] bsd-user: style tweak: don't assign in if statements imp
2021-04-24 18:14 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 38/48] bsd-user: style tweak: use {} for all if statements, format else correctly imp
2021-04-24 18:15 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 39/48] bsd-user: style tweak: spaces around =, remove stray space imp
2021-04-24 18:16 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 40/48] bsd-user: style tweak: Use preferred block comments imp
2021-04-24 18:16 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 41/48] bsd-user: style tweak: don't assign in if statements imp
2021-04-24 18:17 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 42/48] bsd-user: style tweak: spaces around operators and commas imp
2021-04-24 18:18 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 43/48] bsd-user: style tweak: fold long lines imp
2021-04-24 18:18 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 44/48] bsd-user: style tweak: use preferred block comments imp
2021-04-24 18:19 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 45/48] bsd-user: style tweak: Use preferred {} in if/else statements imp
2021-04-24 18:21 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 46/48] bsd-user: style tweak: Return is not a function call imp
2021-04-24 18:21 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 47/48] bsd-user: style tweak: don't assign in if statement imp
2021-04-24 18:21 ` Richard Henderson
2021-04-24 16:00 ` [PATCH v2 48/48] bsd-user: put back a break; that had gone missing imp
2021-04-24 18:22 ` Richard Henderson
2021-04-24 16:55 ` [PATCH v2 00/48] bsd-user style and reorg patches no-reply
2021-04-24 17:00 ` Warner Losh
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