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| author | Richard Henderson <richard.henderson@linaro.org> | 2021-04-28 12:33:56 -0700 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2021-05-15 21:44:38 +0200 |
| commit | 915c69dc029e0fe509f8e4870993977068b66eaf (patch) | |
| tree | 8287a83ffcf37db23166176f6f68c85ca1a9b6a5 /linux-user/s390x | |
| parent | cb1f198296dd9d7787328eab5beb2e31f550ba63 (diff) | |
| download | qemu-915c69dc029e0fe509f8e4870993977068b66eaf.zip qemu-915c69dc029e0fe509f8e4870993977068b66eaf.tar.gz qemu-915c69dc029e0fe509f8e4870993977068b66eaf.tar.bz2 | |
linux-user/s390x: Remove PSW_ADDR_AMODE
This is an unnecessary complication since we only
support 64-bit mode.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210428193408.233706-4-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user/s390x')
| -rw-r--r-- | linux-user/s390x/signal.c | 17 |
1 files changed, 6 insertions, 11 deletions
diff --git a/linux-user/s390x/signal.c b/linux-user/s390x/signal.c index fece8ab..1dfca71 100644 --- a/linux-user/s390x/signal.c +++ b/linux-user/s390x/signal.c @@ -31,7 +31,6 @@ #define _SIGCONTEXT_NSIG_BPW 64 /* FIXME: 31-bit mode -> 32 */ #define _SIGCONTEXT_NSIG_WORDS (_SIGCONTEXT_NSIG / _SIGCONTEXT_NSIG_BPW) #define _SIGMASK_COPY_SIZE (sizeof(unsigned long)*_SIGCONTEXT_NSIG_WORDS) -#define PSW_ADDR_AMODE 0x0000000000000000UL /* 0x80000000UL for 31-bit */ #define S390_SYSCALL_OPCODE ((uint16_t)0x0a00) typedef struct { @@ -148,11 +147,9 @@ void setup_frame(int sig, struct target_sigaction *ka, /* Set up to return from userspace. If provided, use a stub already in userspace. */ if (ka->sa_flags & TARGET_SA_RESTORER) { - env->regs[14] = (unsigned long) - ka->sa_restorer | PSW_ADDR_AMODE; + env->regs[14] = ka->sa_restorer; } else { - env->regs[14] = (frame_addr + offsetof(sigframe, retcode)) - | PSW_ADDR_AMODE; + env->regs[14] = frame_addr + offsetof(sigframe, retcode); __put_user(S390_SYSCALL_OPCODE | TARGET_NR_sigreturn, &frame->retcode); } @@ -162,7 +159,7 @@ void setup_frame(int sig, struct target_sigaction *ka, /* Set up registers for signal handler */ env->regs[15] = frame_addr; - env->psw.addr = (target_ulong) ka->_sa_handler | PSW_ADDR_AMODE; + env->psw.addr = ka->_sa_handler; env->regs[2] = sig; //map_signal(sig); env->regs[3] = frame_addr += offsetof(typeof(*frame), sc); @@ -210,10 +207,9 @@ void setup_rt_frame(int sig, struct target_sigaction *ka, /* Set up to return from userspace. If provided, use a stub already in userspace. */ if (ka->sa_flags & TARGET_SA_RESTORER) { - env->regs[14] = ka->sa_restorer | PSW_ADDR_AMODE; + env->regs[14] = ka->sa_restorer; } else { - env->regs[14] = (frame_addr + offsetof(typeof(*frame), retcode)) - | PSW_ADDR_AMODE; + env->regs[14] = frame_addr + offsetof(typeof(*frame), retcode); __put_user(S390_SYSCALL_OPCODE | TARGET_NR_rt_sigreturn, &frame->retcode); } @@ -223,7 +219,7 @@ void setup_rt_frame(int sig, struct target_sigaction *ka, /* Set up registers for signal handler */ env->regs[15] = frame_addr; - env->psw.addr = (target_ulong) ka->_sa_handler | PSW_ADDR_AMODE; + env->psw.addr = ka->_sa_handler; env->regs[2] = sig; //map_signal(sig); env->regs[3] = frame_addr + offsetof(typeof(*frame), info); @@ -248,7 +244,6 @@ restore_sigregs(CPUS390XState *env, target_sigregs *sc) trace_user_s390x_restore_sigregs(env, (unsigned long long)sc->regs.psw.addr, (unsigned long long)env->psw.addr); __get_user(env->psw.addr, &sc->regs.psw.addr); - /* FIXME: 31-bit -> | PSW_ADDR_AMODE */ for (i = 0; i < 16; i++) { __get_user(env->aregs[i], &sc->regs.acrs[i]); |