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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson --- linux-user/sparc/target_signal.h | 2 ++ linux-user/sparc/signal.c | 27 ++++++++++++++++++++++++++- 2 files changed, 28 insertions(+), 1 deletion(-) diff --git a/linux-user/sparc/target_signal.h b/linux-user/sparc/target_sig= nal.h index 911a3f5af5..34f9a12519 100644 --- a/linux-user/sparc/target_signal.h +++ b/linux-user/sparc/target_signal.h @@ -67,7 +67,9 @@ typedef struct target_sigaltstack { #define TARGET_MINSIGSTKSZ 4096 #define TARGET_SIGSTKSZ 16384 =20 +#ifdef TARGET_ABI32 #define TARGET_ARCH_HAS_SETUP_FRAME +#endif =20 /* bit-flags */ #define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling = */ diff --git a/linux-user/sparc/signal.c b/linux-user/sparc/signal.c index 362993da02..0cc3db5570 100644 --- a/linux-user/sparc/signal.c +++ b/linux-user/sparc/signal.c @@ -61,6 +61,7 @@ struct target_siginfo_fpu { #endif }; =20 +#ifdef TARGET_ARCH_HAS_SETUP_FRAME struct target_signal_frame { struct target_stackf ss; struct target_pt_regs regs; @@ -71,16 +72,23 @@ struct target_signal_frame { abi_ulong extra_size; /* Should be 0 */ abi_ulong rwin_save; }; +#endif =20 struct target_rt_signal_frame { struct target_stackf ss; target_siginfo_t info; struct target_pt_regs regs; +#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) + abi_ulong fpu_save; + target_stack_t stack; + target_sigset_t mask; +#else target_sigset_t mask; abi_ulong fpu_save; uint32_t insns[2]; target_stack_t stack; abi_ulong extra_size; /* Should be 0 */ +#endif abi_ulong rwin_save; }; =20 @@ -232,6 +240,7 @@ static void restore_fpu(struct target_siginfo_fpu *fpu,= CPUSPARCState *env) #endif } =20 +#ifdef TARGET_ARCH_HAS_SETUP_FRAME void setup_frame(int sig, struct target_sigaction *ka, target_sigset_t *set, CPUSPARCState *env) { @@ -291,6 +300,7 @@ void setup_frame(int sig, struct target_sigaction *ka, } unlock_user(sf, sf_addr, sf_size); } +#endif /* TARGET_ARCH_HAS_SETUP_FRAME */ =20 void setup_rt_frame(int sig, struct target_sigaction *ka, target_siginfo_t *info, @@ -322,21 +332,28 @@ void setup_rt_frame(int sig, struct target_sigaction = *ka, tswap_sigset(&sf->mask, set); target_save_altstack(&sf->stack, env); =20 +#ifdef TARGET_ABI32 __put_user(0, &sf->extra_size); +#endif =20 /* 3. signal handler back-trampoline and parameters */ - env->regwptr[WREG_SP] =3D sf_addr; + env->regwptr[WREG_SP] =3D sf_addr - TARGET_STACK_BIAS; env->regwptr[WREG_O0] =3D sig; env->regwptr[WREG_O1] =3D sf_addr + offsetof(struct target_rt_signal_frame, info); +#ifdef TARGET_ABI32 env->regwptr[WREG_O2] =3D sf_addr + offsetof(struct target_rt_signal_frame, regs); +#else + env->regwptr[WREG_O2] =3D env->regwptr[WREG_O1]; +#endif =20 /* 4. signal handler */ env->pc =3D ka->_sa_handler; env->npc =3D env->pc + 4; =20 /* 5. return to kernel instructions */ +#ifdef TARGET_ABI32 if (ka->ka_restorer) { env->regwptr[WREG_O7] =3D ka->ka_restorer; } else { @@ -348,11 +365,16 @@ void setup_rt_frame(int sig, struct target_sigaction = *ka, /* t 0x10 */ __put_user(0x91d02010u, &sf->insns[1]); } +#else + env->regwptr[WREG_O7] =3D ka->ka_restorer; +#endif + unlock_user(sf, sf_addr, sf_size); } =20 long do_sigreturn(CPUSPARCState *env) { +#ifdef TARGET_ARCH_HAS_SETUP_FRAME abi_ulong sf_addr; struct target_signal_frame *sf =3D NULL; abi_ulong pc, npc, ptr; @@ -416,6 +438,9 @@ long do_sigreturn(CPUSPARCState *env) unlock_user_struct(sf, sf_addr, 0); force_sig(TARGET_SIGSEGV); return -TARGET_QEMU_ESIGRETURN; +#else + return -TARGET_ENOSYS; +#endif } =20 long do_rt_sigreturn(CPUSPARCState *env) --=20 2.25.1