From nobody Tue Feb 10 17:53:18 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1522092558402542.8384433027738; Mon, 26 Mar 2018 12:29:18 -0700 (PDT) Received: from localhost ([::1]:58726 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0Xnw-0006I3-G0 for importer@patchew.org; Mon, 26 Mar 2018 15:29:16 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58816) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0Xc5-0003cX-M4 for qemu-devel@nongnu.org; Mon, 26 Mar 2018 15:17:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f0Xc3-0001ku-F5 for qemu-devel@nongnu.org; Mon, 26 Mar 2018 15:17:01 -0400 Received: from mout.kundenserver.de ([212.227.126.135]:49243) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f0Xbv-0001g3-Ql; Mon, 26 Mar 2018 15:16:52 -0400 Received: from localhost.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue006 [212.227.15.167]) with ESMTPSA (Nemesis) id 0MHQzX-1enfJO16sF-00E4iQ; Mon, 26 Mar 2018 21:16:45 +0200 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Mon, 26 Mar 2018 21:16:03 +0200 Message-Id: <20180326191603.10217-20-laurent@vivier.eu> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180326191603.10217-1-laurent@vivier.eu> References: <20180326191603.10217-1-laurent@vivier.eu> X-Provags-ID: V03:K0:jau1h27Co0NKXiKGt2xXveI5j+0cwwSuEdvByXoEQ1Prxxiu9cS guvUsyo7iUnTQXtpgEZ7jnTeezmghYFrqtAUhIwiO1oHSUaz1qsOdB6JbF0sU2XkIL5eO6f jew8R1j3nL1xyO/OHem/GUdPoaPDq2g9XMPAVpxjxI+3TRTbprx/30WX2OSDcmuk9rnIdN7 yt9/42xoxd7L+0RQg1DDQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:v7mwVc2uP/w=:gF5h0c7j31n8+Us+p/nH/I 5bsht0lVfGQPDPybYwflddEDtKyIgbPInay7ChjdmO0TQpgti0sYT+tH5s4Qz4x6tklLyMxvP S6Kmsam1Z8V4f+lhQmKsnXArU55qtYSI0VyA5VefLYw2c04WtGxQ7UMEZXC9OfEpHsT7SW9Kk xwuhZB+lnDGdiJ/ZHz2+HxkMvKLZ8E6i/z73f/rGw++Nv/Ua48wXxnuXIah05etF7y75wPz3M JeCvbO8QStadJiOGIhxO3r42qcaoXnP3GNoAnfVc+Zva/sNTR3/BV/kpDodMv+RtRQ/5dESI+ 7JE3kj4UzuMyOpCnITf5Oj9AEc/ZDJQ47vpCzQgOQBEUEac+3iW1W9L4eL5qhxGEgsp9BfyQX kAFnmq5Ml9GHfEyM7C32KITCp/yAuWxGgwLSFamf0iXnLyoEy3eah07lU+SZgQYdYmr5azD8W 3zf+g8T7IBoq6sx6aCXmHlb4RehWZTnyPGRfLdFDPvE6+qDGUrh16okyKFdLr3MqsZfSXZes1 90Cz8vus2zji2sl6wqz4SBndv65eMaVT/izxIwPE5ZkQHdl20dk3e6mE9a1W6YWxh3iQwoK4s sKkxBFXJeYc8+l6PYp678FRo2yh9uxxz+ms4njHa/5AH4xV02td884tdwRAgTv9ZNFvFEYBzu bBjRjZK1UvSl3OFsXlPJummLMNyQlOvJTXHUSeAwpjmL8fszzkhu8ndnw37mFg/5TdwKNWAT1 LGOEC8Ur1a8jT54FJGgn0K60JlNhBeMgtGFe7A== X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 212.227.126.135 Subject: [Qemu-devel] [PATCH for 2.13 19/19] linux-user: move xtensa cpu loop to xtensa directory X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Riku Voipio , Cornelia Huck , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Laurent Vivier , qemu-s390x@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" No code change, only move code from main.c to xtensa/cpu_loop.c. Signed-off-by: Laurent Vivier --- linux-user/main.c | 247 ---------------------------------------= ---- linux-user/xtensa/cpu_loop.c | 238 +++++++++++++++++++++++++++++++++++++++= ++ 2 files changed, 238 insertions(+), 247 deletions(-) diff --git a/linux-user/main.c b/linux-user/main.c index 8a0a5f9f39..32347545c9 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -149,242 +149,6 @@ void fork_end(int child) } } =20 -#ifdef TARGET_XTENSA - -static void xtensa_rfw(CPUXtensaState *env) -{ - xtensa_restore_owb(env); - env->pc =3D env->sregs[EPC1]; -} - -static void xtensa_rfwu(CPUXtensaState *env) -{ - env->sregs[WINDOW_START] |=3D (1 << env->sregs[WINDOW_BASE]); - xtensa_rfw(env); -} - -static void xtensa_rfwo(CPUXtensaState *env) -{ - env->sregs[WINDOW_START] &=3D ~(1 << env->sregs[WINDOW_BASE]); - xtensa_rfw(env); -} - -static void xtensa_overflow4(CPUXtensaState *env) -{ - put_user_ual(env->regs[0], env->regs[5] - 16); - put_user_ual(env->regs[1], env->regs[5] - 12); - put_user_ual(env->regs[2], env->regs[5] - 8); - put_user_ual(env->regs[3], env->regs[5] - 4); - xtensa_rfwo(env); -} - -static void xtensa_underflow4(CPUXtensaState *env) -{ - get_user_ual(env->regs[0], env->regs[5] - 16); - get_user_ual(env->regs[1], env->regs[5] - 12); - get_user_ual(env->regs[2], env->regs[5] - 8); - get_user_ual(env->regs[3], env->regs[5] - 4); - xtensa_rfwu(env); -} - -static void xtensa_overflow8(CPUXtensaState *env) -{ - put_user_ual(env->regs[0], env->regs[9] - 16); - get_user_ual(env->regs[0], env->regs[1] - 12); - put_user_ual(env->regs[1], env->regs[9] - 12); - put_user_ual(env->regs[2], env->regs[9] - 8); - put_user_ual(env->regs[3], env->regs[9] - 4); - put_user_ual(env->regs[4], env->regs[0] - 32); - put_user_ual(env->regs[5], env->regs[0] - 28); - put_user_ual(env->regs[6], env->regs[0] - 24); - put_user_ual(env->regs[7], env->regs[0] - 20); - xtensa_rfwo(env); -} - -static void xtensa_underflow8(CPUXtensaState *env) -{ - get_user_ual(env->regs[0], env->regs[9] - 16); - get_user_ual(env->regs[1], env->regs[9] - 12); - get_user_ual(env->regs[2], env->regs[9] - 8); - get_user_ual(env->regs[7], env->regs[1] - 12); - get_user_ual(env->regs[3], env->regs[9] - 4); - get_user_ual(env->regs[4], env->regs[7] - 32); - get_user_ual(env->regs[5], env->regs[7] - 28); - get_user_ual(env->regs[6], env->regs[7] - 24); - get_user_ual(env->regs[7], env->regs[7] - 20); - xtensa_rfwu(env); -} - -static void xtensa_overflow12(CPUXtensaState *env) -{ - put_user_ual(env->regs[0], env->regs[13] - 16); - get_user_ual(env->regs[0], env->regs[1] - 12); - put_user_ual(env->regs[1], env->regs[13] - 12); - put_user_ual(env->regs[2], env->regs[13] - 8); - put_user_ual(env->regs[3], env->regs[13] - 4); - put_user_ual(env->regs[4], env->regs[0] - 48); - put_user_ual(env->regs[5], env->regs[0] - 44); - put_user_ual(env->regs[6], env->regs[0] - 40); - put_user_ual(env->regs[7], env->regs[0] - 36); - put_user_ual(env->regs[8], env->regs[0] - 32); - put_user_ual(env->regs[9], env->regs[0] - 28); - put_user_ual(env->regs[10], env->regs[0] - 24); - put_user_ual(env->regs[11], env->regs[0] - 20); - xtensa_rfwo(env); -} - -static void xtensa_underflow12(CPUXtensaState *env) -{ - get_user_ual(env->regs[0], env->regs[13] - 16); - get_user_ual(env->regs[1], env->regs[13] - 12); - get_user_ual(env->regs[2], env->regs[13] - 8); - get_user_ual(env->regs[11], env->regs[1] - 12); - get_user_ual(env->regs[3], env->regs[13] - 4); - get_user_ual(env->regs[4], env->regs[11] - 48); - get_user_ual(env->regs[5], env->regs[11] - 44); - get_user_ual(env->regs[6], env->regs[11] - 40); - get_user_ual(env->regs[7], env->regs[11] - 36); - get_user_ual(env->regs[8], env->regs[11] - 32); - get_user_ual(env->regs[9], env->regs[11] - 28); - get_user_ual(env->regs[10], env->regs[11] - 24); - get_user_ual(env->regs[11], env->regs[11] - 20); - xtensa_rfwu(env); -} - -void cpu_loop(CPUXtensaState *env) -{ - CPUState *cs =3D CPU(xtensa_env_get_cpu(env)); - target_siginfo_t info; - abi_ulong ret; - int trapnr; - - while (1) { - cpu_exec_start(cs); - trapnr =3D cpu_exec(cs); - cpu_exec_end(cs); - process_queued_cpu_work(cs); - - env->sregs[PS] &=3D ~PS_EXCM; - switch (trapnr) { - case EXCP_INTERRUPT: - break; - - case EXC_WINDOW_OVERFLOW4: - xtensa_overflow4(env); - break; - case EXC_WINDOW_UNDERFLOW4: - xtensa_underflow4(env); - break; - case EXC_WINDOW_OVERFLOW8: - xtensa_overflow8(env); - break; - case EXC_WINDOW_UNDERFLOW8: - xtensa_underflow8(env); - break; - case EXC_WINDOW_OVERFLOW12: - xtensa_overflow12(env); - break; - case EXC_WINDOW_UNDERFLOW12: - xtensa_underflow12(env); - break; - - case EXC_USER: - switch (env->sregs[EXCCAUSE]) { - case ILLEGAL_INSTRUCTION_CAUSE: - case PRIVILEGED_CAUSE: - info.si_signo =3D TARGET_SIGILL; - info.si_errno =3D 0; - info.si_code =3D - env->sregs[EXCCAUSE] =3D=3D ILLEGAL_INSTRUCTION_CAUSE ? - TARGET_ILL_ILLOPC : TARGET_ILL_PRVOPC; - info._sifields._sigfault._addr =3D env->sregs[EPC1]; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - break; - - case SYSCALL_CAUSE: - env->pc +=3D 3; - ret =3D do_syscall(env, env->regs[2], - env->regs[6], env->regs[3], - env->regs[4], env->regs[5], - env->regs[8], env->regs[9], 0, 0); - switch (ret) { - default: - env->regs[2] =3D ret; - break; - - case -TARGET_ERESTARTSYS: - case -TARGET_QEMU_ESIGRETURN: - break; - } - break; - - case ALLOCA_CAUSE: - env->sregs[PS] =3D deposit32(env->sregs[PS], - PS_OWB_SHIFT, - PS_OWB_LEN, - env->sregs[WINDOW_BASE]); - - switch (env->regs[0] & 0xc0000000) { - case 0x00000000: - case 0x40000000: - xtensa_rotate_window(env, -1); - xtensa_underflow4(env); - break; - - case 0x80000000: - xtensa_rotate_window(env, -2); - xtensa_underflow8(env); - break; - - case 0xc0000000: - xtensa_rotate_window(env, -3); - xtensa_underflow12(env); - break; - } - break; - - case INTEGER_DIVIDE_BY_ZERO_CAUSE: - info.si_signo =3D TARGET_SIGFPE; - info.si_errno =3D 0; - info.si_code =3D TARGET_FPE_INTDIV; - info._sifields._sigfault._addr =3D env->sregs[EPC1]; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - break; - - case LOAD_PROHIBITED_CAUSE: - case STORE_PROHIBITED_CAUSE: - info.si_signo =3D TARGET_SIGSEGV; - info.si_errno =3D 0; - info.si_code =3D TARGET_SEGV_ACCERR; - info._sifields._sigfault._addr =3D env->sregs[EXCVADDR]; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - break; - - default: - fprintf(stderr, "exccause =3D %d\n", env->sregs[EXCCAUSE]); - g_assert_not_reached(); - } - break; - case EXCP_DEBUG: - trapnr =3D gdb_handlesig(cs, TARGET_SIGTRAP); - if (trapnr) { - info.si_signo =3D trapnr; - info.si_errno =3D 0; - info.si_code =3D TARGET_TRAP_BRKPT; - queue_signal(env, trapnr, QEMU_SI_FAULT, &info); - } - break; - case EXC_DEBUG: - default: - fprintf(stderr, "trapnr =3D %d\n", trapnr); - g_assert_not_reached(); - } - process_pending_signals(env); - } -} - -#endif /* TARGET_XTENSA */ - __thread CPUState *thread_cpu; =20 bool qemu_cpu_is_self(CPUState *cpu) @@ -1042,17 +806,6 @@ int main(int argc, char **argv, char **envp) =20 target_cpu_copy_regs(env, regs); =20 -#if defined(TARGET_XTENSA) - { - int i; - for (i =3D 0; i < 16; ++i) { - env->regs[i] =3D regs->areg[i]; - } - env->sregs[WINDOW_START] =3D regs->windowstart; - env->pc =3D regs->pc; - } -#endif - if (gdbstub_port) { if (gdbserver_start(gdbstub_port) < 0) { fprintf(stderr, "qemu: could not open gdbserver on port %d\n", diff --git a/linux-user/xtensa/cpu_loop.c b/linux-user/xtensa/cpu_loop.c index b7700a5561..004da732e5 100644 --- a/linux-user/xtensa/cpu_loop.c +++ b/linux-user/xtensa/cpu_loop.c @@ -21,6 +21,244 @@ #include "qemu.h" #include "cpu_loop-common.h" =20 +static void xtensa_rfw(CPUXtensaState *env) +{ + xtensa_restore_owb(env); + env->pc =3D env->sregs[EPC1]; +} + +static void xtensa_rfwu(CPUXtensaState *env) +{ + env->sregs[WINDOW_START] |=3D (1 << env->sregs[WINDOW_BASE]); + xtensa_rfw(env); +} + +static void xtensa_rfwo(CPUXtensaState *env) +{ + env->sregs[WINDOW_START] &=3D ~(1 << env->sregs[WINDOW_BASE]); + xtensa_rfw(env); +} + +static void xtensa_overflow4(CPUXtensaState *env) +{ + put_user_ual(env->regs[0], env->regs[5] - 16); + put_user_ual(env->regs[1], env->regs[5] - 12); + put_user_ual(env->regs[2], env->regs[5] - 8); + put_user_ual(env->regs[3], env->regs[5] - 4); + xtensa_rfwo(env); +} + +static void xtensa_underflow4(CPUXtensaState *env) +{ + get_user_ual(env->regs[0], env->regs[5] - 16); + get_user_ual(env->regs[1], env->regs[5] - 12); + get_user_ual(env->regs[2], env->regs[5] - 8); + get_user_ual(env->regs[3], env->regs[5] - 4); + xtensa_rfwu(env); +} + +static void xtensa_overflow8(CPUXtensaState *env) +{ + put_user_ual(env->regs[0], env->regs[9] - 16); + get_user_ual(env->regs[0], env->regs[1] - 12); + put_user_ual(env->regs[1], env->regs[9] - 12); + put_user_ual(env->regs[2], env->regs[9] - 8); + put_user_ual(env->regs[3], env->regs[9] - 4); + put_user_ual(env->regs[4], env->regs[0] - 32); + put_user_ual(env->regs[5], env->regs[0] - 28); + put_user_ual(env->regs[6], env->regs[0] - 24); + put_user_ual(env->regs[7], env->regs[0] - 20); + xtensa_rfwo(env); +} + +static void xtensa_underflow8(CPUXtensaState *env) +{ + get_user_ual(env->regs[0], env->regs[9] - 16); + get_user_ual(env->regs[1], env->regs[9] - 12); + get_user_ual(env->regs[2], env->regs[9] - 8); + get_user_ual(env->regs[7], env->regs[1] - 12); + get_user_ual(env->regs[3], env->regs[9] - 4); + get_user_ual(env->regs[4], env->regs[7] - 32); + get_user_ual(env->regs[5], env->regs[7] - 28); + get_user_ual(env->regs[6], env->regs[7] - 24); + get_user_ual(env->regs[7], env->regs[7] - 20); + xtensa_rfwu(env); +} + +static void xtensa_overflow12(CPUXtensaState *env) +{ + put_user_ual(env->regs[0], env->regs[13] - 16); + get_user_ual(env->regs[0], env->regs[1] - 12); + put_user_ual(env->regs[1], env->regs[13] - 12); + put_user_ual(env->regs[2], env->regs[13] - 8); + put_user_ual(env->regs[3], env->regs[13] - 4); + put_user_ual(env->regs[4], env->regs[0] - 48); + put_user_ual(env->regs[5], env->regs[0] - 44); + put_user_ual(env->regs[6], env->regs[0] - 40); + put_user_ual(env->regs[7], env->regs[0] - 36); + put_user_ual(env->regs[8], env->regs[0] - 32); + put_user_ual(env->regs[9], env->regs[0] - 28); + put_user_ual(env->regs[10], env->regs[0] - 24); + put_user_ual(env->regs[11], env->regs[0] - 20); + xtensa_rfwo(env); +} + +static void xtensa_underflow12(CPUXtensaState *env) +{ + get_user_ual(env->regs[0], env->regs[13] - 16); + get_user_ual(env->regs[1], env->regs[13] - 12); + get_user_ual(env->regs[2], env->regs[13] - 8); + get_user_ual(env->regs[11], env->regs[1] - 12); + get_user_ual(env->regs[3], env->regs[13] - 4); + get_user_ual(env->regs[4], env->regs[11] - 48); + get_user_ual(env->regs[5], env->regs[11] - 44); + get_user_ual(env->regs[6], env->regs[11] - 40); + get_user_ual(env->regs[7], env->regs[11] - 36); + get_user_ual(env->regs[8], env->regs[11] - 32); + get_user_ual(env->regs[9], env->regs[11] - 28); + get_user_ual(env->regs[10], env->regs[11] - 24); + get_user_ual(env->regs[11], env->regs[11] - 20); + xtensa_rfwu(env); +} + +void cpu_loop(CPUXtensaState *env) +{ + CPUState *cs =3D CPU(xtensa_env_get_cpu(env)); + target_siginfo_t info; + abi_ulong ret; + int trapnr; + + while (1) { + cpu_exec_start(cs); + trapnr =3D cpu_exec(cs); + cpu_exec_end(cs); + process_queued_cpu_work(cs); + + env->sregs[PS] &=3D ~PS_EXCM; + switch (trapnr) { + case EXCP_INTERRUPT: + break; + + case EXC_WINDOW_OVERFLOW4: + xtensa_overflow4(env); + break; + case EXC_WINDOW_UNDERFLOW4: + xtensa_underflow4(env); + break; + case EXC_WINDOW_OVERFLOW8: + xtensa_overflow8(env); + break; + case EXC_WINDOW_UNDERFLOW8: + xtensa_underflow8(env); + break; + case EXC_WINDOW_OVERFLOW12: + xtensa_overflow12(env); + break; + case EXC_WINDOW_UNDERFLOW12: + xtensa_underflow12(env); + break; + + case EXC_USER: + switch (env->sregs[EXCCAUSE]) { + case ILLEGAL_INSTRUCTION_CAUSE: + case PRIVILEGED_CAUSE: + info.si_signo =3D TARGET_SIGILL; + info.si_errno =3D 0; + info.si_code =3D + env->sregs[EXCCAUSE] =3D=3D ILLEGAL_INSTRUCTION_CAUSE ? + TARGET_ILL_ILLOPC : TARGET_ILL_PRVOPC; + info._sifields._sigfault._addr =3D env->sregs[EPC1]; + queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + break; + + case SYSCALL_CAUSE: + env->pc +=3D 3; + ret =3D do_syscall(env, env->regs[2], + env->regs[6], env->regs[3], + env->regs[4], env->regs[5], + env->regs[8], env->regs[9], 0, 0); + switch (ret) { + default: + env->regs[2] =3D ret; + break; + + case -TARGET_ERESTARTSYS: + case -TARGET_QEMU_ESIGRETURN: + break; + } + break; + + case ALLOCA_CAUSE: + env->sregs[PS] =3D deposit32(env->sregs[PS], + PS_OWB_SHIFT, + PS_OWB_LEN, + env->sregs[WINDOW_BASE]); + + switch (env->regs[0] & 0xc0000000) { + case 0x00000000: + case 0x40000000: + xtensa_rotate_window(env, -1); + xtensa_underflow4(env); + break; + + case 0x80000000: + xtensa_rotate_window(env, -2); + xtensa_underflow8(env); + break; + + case 0xc0000000: + xtensa_rotate_window(env, -3); + xtensa_underflow12(env); + break; + } + break; + + case INTEGER_DIVIDE_BY_ZERO_CAUSE: + info.si_signo =3D TARGET_SIGFPE; + info.si_errno =3D 0; + info.si_code =3D TARGET_FPE_INTDIV; + info._sifields._sigfault._addr =3D env->sregs[EPC1]; + queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + break; + + case LOAD_PROHIBITED_CAUSE: + case STORE_PROHIBITED_CAUSE: + info.si_signo =3D TARGET_SIGSEGV; + info.si_errno =3D 0; + info.si_code =3D TARGET_SEGV_ACCERR; + info._sifields._sigfault._addr =3D env->sregs[EXCVADDR]; + queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); + break; + + default: + fprintf(stderr, "exccause =3D %d\n", env->sregs[EXCCAUSE]); + g_assert_not_reached(); + } + break; + case EXCP_DEBUG: + trapnr =3D gdb_handlesig(cs, TARGET_SIGTRAP); + if (trapnr) { + info.si_signo =3D trapnr; + info.si_errno =3D 0; + info.si_code =3D TARGET_TRAP_BRKPT; + queue_signal(env, trapnr, QEMU_SI_FAULT, &info); + } + break; + case EXC_DEBUG: + default: + fprintf(stderr, "trapnr =3D %d\n", trapnr); + g_assert_not_reached(); + } + process_pending_signals(env); + } +} + void target_cpu_copy_regs(CPUArchState *env, struct target_pt_regs *regs) { + int i; + for (i =3D 0; i < 16; ++i) { + env->regs[i] =3D regs->areg[i]; + } + env->sregs[WINDOW_START] =3D regs->windowstart; + env->pc =3D regs->pc; } --=20 2.14.3