Allow detected CPU clock rates down to 50 MHz -- slower than the slowest

Pentium, which is the oldest processor supported.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@411

diff --git a/coregrind/vg_mylibc.c b/coregrind/vg_mylibc.c
index 15af77027d9892674be87b38ee8504ea35cb518e..4a302a8ee4e75d74d98417be5beca4f7f4edcbcc 100644 (file)
--- a/coregrind/vg_mylibc.c
+++ b/coregrind/vg_mylibc.c
@@ -1229,9 +1229,9 @@ void VG_(end_rdtsc_calibration) ( void )
    if (VG_(clo_verbosity) >= 1)
       VG_(message)(Vg_UserMsg, "Estimated CPU clock rate is %d MHz",
                                (UInt)cpu_clock_MHZ);
-   if (cpu_clock_MHZ < 100 || cpu_clock_MHZ > 10000)
+   if (cpu_clock_MHZ < 50 || cpu_clock_MHZ > 10000)
       VG_(panic)("end_rdtsc_calibration: "
-                 "estimated CPU MHz outside range 100 .. 10000");
+                 "estimated CPU MHz outside range 50 .. 10000");
    /* Paranoia about division by zero later. */
    vg_assert(rdtsc_ticks_per_millisecond != 0);
    if (0)

diff --git a/vg_mylibc.c b/vg_mylibc.c
index 15af77027d9892674be87b38ee8504ea35cb518e..4a302a8ee4e75d74d98417be5beca4f7f4edcbcc 100644 (file)
--- a/vg_mylibc.c
+++ b/vg_mylibc.c
@@ -1229,9 +1229,9 @@ void VG_(end_rdtsc_calibration) ( void )
    if (VG_(clo_verbosity) >= 1)
       VG_(message)(Vg_UserMsg, "Estimated CPU clock rate is %d MHz",
                                (UInt)cpu_clock_MHZ);
-   if (cpu_clock_MHZ < 100 || cpu_clock_MHZ > 10000)
+   if (cpu_clock_MHZ < 50 || cpu_clock_MHZ > 10000)
       VG_(panic)("end_rdtsc_calibration: "
-                 "estimated CPU MHz outside range 100 .. 10000");
+                 "estimated CPU MHz outside range 50 .. 10000");
    /* Paranoia about division by zero later. */
    vg_assert(rdtsc_ticks_per_millisecond != 0);
    if (0)