@@ -39,15 +39,12 @@ struct target_sigcontext {
target_ulong m0;
target_ulong m1;
target_ulong usr;
- target_ulong p3_0;
target_ulong gp;
target_ulong ugp;
target_ulong pc;
target_ulong cause;
target_ulong badva;
- target_ulong pad1;
- target_ulong pad2;
- target_ulong pad3;
+ target_ulong pred[NUM_PREGS];
};
struct target_ucontext {
@@ -118,10 +115,14 @@ static void setup_sigcontext(struct target_sigcontext *sc, CPUHexagonState *env)
__put_user(env->gpr[HEX_REG_M0], &sc->m0);
__put_user(env->gpr[HEX_REG_M1], &sc->m1);
__put_user(env->gpr[HEX_REG_USR], &sc->usr);
- __put_user(env->gpr[HEX_REG_P3_0], &sc->p3_0);
__put_user(env->gpr[HEX_REG_GP], &sc->gp);
__put_user(env->gpr[HEX_REG_UGP], &sc->ugp);
__put_user(env->gpr[HEX_REG_PC], &sc->pc);
+
+ int i;
+ for (i = 0; i < NUM_PREGS; i++) {
+ __put_user(env->pred[i], &(sc->pred[i]));
+ }
}
static void setup_ucontext(struct target_ucontext *uc,
@@ -230,10 +231,14 @@ static void restore_sigcontext(CPUHexagonState *env,
__get_user(env->gpr[HEX_REG_M0], &sc->m0);
__get_user(env->gpr[HEX_REG_M1], &sc->m1);
__get_user(env->gpr[HEX_REG_USR], &sc->usr);
- __get_user(env->gpr[HEX_REG_P3_0], &sc->p3_0);
__get_user(env->gpr[HEX_REG_GP], &sc->gp);
__get_user(env->gpr[HEX_REG_UGP], &sc->ugp);
__get_user(env->gpr[HEX_REG_PC], &sc->pc);
+
+ int i;
+ for (i = 0; i < NUM_PREGS; i++) {
+ __get_user(env->pred[i], &(sc->pred[i]));
+ }
}
static void restore_ucontext(CPUHexagonState *env, struct target_ucontext *uc)
@@ -43,6 +43,7 @@ HEX_TESTS += load_align
HEX_TESTS += atomics
HEX_TESTS += fpstuff
HEX_TESTS += overflow
+HEX_TESTS += signal_context
HEX_TESTS += test_abs
HEX_TESTS += test_bitcnt
new file mode 100644
@@ -0,0 +1,84 @@
+/*
+ * Copyright(c) 2022 Qualcomm Innovation Center, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+#include <signal.h>
+#include <time.h>
+
+void sig_user(int sig, siginfo_t *info, void *puc)
+{
+ asm("r7 = #0\n\t"
+ "p0 = r7\n\t"
+ "p1 = r7\n\t"
+ "p2 = r7\n\t"
+ "p3 = r7\n\t"
+ : : : "r7", "p0", "p1", "p2", "p3");
+}
+
+int main()
+{
+ int err = 0;
+ unsigned int i = 100000;
+ struct sigaction act;
+ struct itimerspec it;
+ timer_t tid;
+ struct sigevent sev;
+
+ act.sa_sigaction = sig_user;
+ sigemptyset(&act.sa_mask);
+ act.sa_flags = SA_SIGINFO;
+ sigaction(SIGUSR1, &act, NULL);
+ sev.sigev_notify = SIGEV_SIGNAL;
+ sev.sigev_signo = SIGUSR1;
+ sev.sigev_value.sival_ptr = &tid;
+ timer_create(CLOCK_REALTIME, &sev, &tid);
+ it.it_interval.tv_sec = 0;
+ it.it_interval.tv_nsec = 100000;
+ it.it_value.tv_sec = 0;
+ it.it_value.tv_nsec = 100000;
+ timer_settime(tid, 0, &it, NULL);
+
+ asm("loop0(1f, %1)\n\t"
+ "1: r8 = #0xff\n\t"
+ " p0 = r8\n\t"
+ " p1 = r8\n\t"
+ " p2 = r8\n\t"
+ " p3 = r8\n\t"
+ " jump 3f\n\t"
+ "2: memb(%0) = #1\n\t"
+ " jump 4f\n\t"
+ "3:\n\t"
+ " r8 = p0\n\t"
+ " p0 = cmp.eq(r8, #0xff)\n\t"
+ " if (!p0) jump 2b\n\t"
+ " r8 = p1\n\t"
+ " p0 = cmp.eq(r8, #0xff)\n\t"
+ " if (!p0) jump 2b\n\t"
+ " r8 = p2\n\t"
+ " p0 = cmp.eq(r8, #0xff)\n\t"
+ " if (!p0) jump 2b\n\t"
+ " r8 = p3\n\t"
+ " p0 = cmp.eq(r8, #0xff)\n\t"
+ " if (!p0) jump 2b\n\t"
+ "4: {}: endloop0\n\t"
+ :
+ : "r"(&err), "r"(i)
+ : "memory", "r8", "p0", "p1", "p2", "p3");
+
+ puts(err ? "FAIL" : "PASS");
+ return err;
+}