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-rw-r--r--target-alpha/helper.h3
-rw-r--r--target-alpha/sys_helper.c7
-rw-r--r--target-alpha/translate.c12
3 files changed, 16 insertions, 6 deletions
diff --git a/target-alpha/helper.h b/target-alpha/helper.h
index 3321fde916..0e425cfc08 100644
--- a/target-alpha/helper.h
+++ b/target-alpha/helper.h
@@ -114,7 +114,8 @@ DEF_HELPER_FLAGS_2(tbis, TCG_CALL_NO_RWG, void, env, i64)
DEF_HELPER_1(halt, void, i64);
-DEF_HELPER_FLAGS_0(get_time, TCG_CALL_NO_RWG, i64)
+DEF_HELPER_FLAGS_0(get_vmtime, TCG_CALL_NO_RWG, i64)
+DEF_HELPER_FLAGS_0(get_walltime, TCG_CALL_NO_RWG, i64)
DEF_HELPER_FLAGS_2(set_alarm, TCG_CALL_NO_RWG, void, env, i64)
#endif
diff --git a/target-alpha/sys_helper.c b/target-alpha/sys_helper.c
index 339501af90..bd94597d36 100644
--- a/target-alpha/sys_helper.c
+++ b/target-alpha/sys_helper.c
@@ -70,7 +70,12 @@ void helper_halt(uint64_t restart)
}
}
-uint64_t helper_get_time(void)
+uint64_t helper_get_vmtime(void)
+{
+ return qemu_get_clock_ns(vm_clock);
+}
+
+uint64_t helper_get_walltime(void)
{
return qemu_get_clock_ns(rtc_clock);
}
diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index dd7f0fbf94..5558b728dd 100644
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -1634,15 +1634,19 @@ static ExitStatus gen_mfpr(int ra, int regno)
return NO_EXIT;
}
- if (regno == 250) {
- /* WALL_TIME */
+ /* Special help for VMTIME and WALLTIME. */
+ if (regno == 250 || regno == 249) {
+ void (*helper)(TCGv) = gen_helper_get_walltime;
+ if (regno == 249) {
+ helper = gen_helper_get_vmtime;
+ }
if (use_icount) {
gen_io_start();
- gen_helper_get_time(cpu_ir[ra]);
+ helper(cpu_ir[ra]);
gen_io_end();
return EXIT_PC_STALE;
} else {
- gen_helper_get_time(cpu_ir[ra]);
+ helper(cpu_ir[ra]);
return NO_EXIT;
}
}