From 778b789c8ed44faadfb572c9a0eebb4e4a76a3aa Mon Sep 17 00:00:00 2001
From: Øyvind Harboe <oyvind.harboe@zylin.com>
Date: Wed, 1 Dec 2010 15:28:56 +0100
Subject: profile: use 100Hz as a default sampling frequency
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it's a lie that is somewhere in the vicinity of the
truth. Certainly 64MHz confuses gprof and produces
zero output and no error messages.
Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
---
src/target/target.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'src/target')
diff --git a/src/target/target.c b/src/target/target.c
index 93efa762..5cff9d08 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -3077,7 +3077,7 @@ static void writeGmon(uint32_t *samples, uint32_t sampleNum, const char *filenam
int addressSpace = (max-min + 1);
- static const uint32_t maxBuckets = 256 * 1024; /* maximum buckets. */
+ static const uint32_t maxBuckets = 16 * 1024; /* maximum buckets. */
uint32_t length = addressSpace;
if (length > maxBuckets)
{
@@ -3104,7 +3104,7 @@ static void writeGmon(uint32_t *samples, uint32_t sampleNum, const char *filenam
writeLong(f, min); /* low_pc */
writeLong(f, max); /* high_pc */
writeLong(f, length); /* # of samples */
- writeLong(f, 64000000); /* 64MHz */
+ writeLong(f, 100); /* KLUDGE! We lie, ca. 100Hz best case. */
writeString(f, "seconds");
for (i = 0; i < (15-strlen("seconds")); i++)
writeData(f, &zero, 1);
--
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