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authorRavi Nanavati <ravi@bluespec.com>2006-09-29 22:51:15 +0000
committerRavi Nanavati <ravi@bluespec.com>2006-09-29 22:51:15 +0000
commit16871485a44ba8a6e93e40f30af7ea46839e0c4c (patch)
treeb77f3af31ba856f9639a00083a77e5792bb1ee92 /rts/RtsFlags.c
parent138de4239c816531feebc8dcc478995d984276a9 (diff)
downloadhaskell-16871485a44ba8a6e93e40f30af7ea46839e0c4c.tar.gz
rts_ccs_length
Add the -L RTS flag to control the length of the cost-centre stacks reported in a heap profile. Please include this change in the 6.6 branch as well as HEAD
Diffstat (limited to 'rts/RtsFlags.c')
-rw-r--r--rts/RtsFlags.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/rts/RtsFlags.c b/rts/RtsFlags.c
index 9aa906f130..7b8a4d1d68 100644
--- a/rts/RtsFlags.c
+++ b/rts/RtsFlags.c
@@ -177,6 +177,7 @@ void initRtsFlagsDefaults(void)
RtsFlags.ProfFlags.includeTSOs = rtsFalse;
RtsFlags.ProfFlags.showCCSOnException = rtsFalse;
RtsFlags.ProfFlags.maxRetainerSetSize = 8;
+ RtsFlags.ProfFlags.ccsLength = 25;
RtsFlags.ProfFlags.modSelector = NULL;
RtsFlags.ProfFlags.descrSelector = NULL;
RtsFlags.ProfFlags.typeSelector = NULL;
@@ -369,6 +370,9 @@ usage_text[] = {
" -hb<bio>... closures with specified biographies (lag,drag,void,use)",
"",
" -R<size> Set the maximum retainer set size (default: 8)",
+"",
+" -L<chars> Maximum length of a cost-centre stack in a heap profile",
+" (default: 25)",
"",
" -i<sec> Time between heap samples (seconds, default: 0.1)",
"",
@@ -858,7 +862,13 @@ error = rtsTrue;
PROFILING_BUILD_ONLY(
RtsFlags.ProfFlags.maxRetainerSetSize = atof(rts_argv[arg]+2);
) break;
-
+ case 'L':
+ PROFILING_BUILD_ONLY(
+ RtsFlags.ProfFlags.ccsLength = atof(rts_argv[arg]+2);
+ if(RtsFlags.ProfFlags.ccsLength <= 0) {
+ bad_option(rts_argv[arg]);
+ }
+ ) break;
case 'h': /* serial heap profile */
#if !defined(PROFILING) && defined(DEBUG)
switch (rts_argv[arg][2]) {