- Add doi_IN, sat_IN and mni_IN to SUPPORTED locals (#803286)
- Add stap probes in slowpow and slowexp.
This commit is contained in:
Jeff Law
parent
d893fa43b7
commit
4ad934832a
27
glibc-rh803286.patch
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27
glibc-rh803286.patch
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@ -0,0 +1,27 @@
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diff -rup a/localedata/SUPPORTED b/localedata/SUPPORTED
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--- a/localedata/SUPPORTED 2012-03-12 14:11:04.134056609 -0600
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+++ b/localedata/SUPPORTED 2012-03-14 20:59:39.993269235 -0600
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@@ -103,6 +103,7 @@ de_DE@euro/ISO-8859-15 \
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de_LU.UTF-8/UTF-8 \
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de_LU/ISO-8859-1 \
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de_LU@euro/ISO-8859-15 \
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+doi_IN/UTF-8 \
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dv_MV/UTF-8 \
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dz_BT/UTF-8 \
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el_GR.UTF-8/UTF-8 \
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@@ -298,6 +299,7 @@ mk_MK.UTF-8/UTF-8 \
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mk_MK/ISO-8859-5 \
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ml_IN/UTF-8 \
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mn_MN/UTF-8 \
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+mni_IN/UTF-8 \
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mr_IN/UTF-8 \
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ms_MY.UTF-8/UTF-8 \
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ms_MY/ISO-8859-1 \
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@@ -350,6 +352,7 @@ ru_UA.UTF-8/UTF-8 \
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ru_UA/KOI8-U \
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rw_RW/UTF-8 \
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sa_IN/UTF-8 \
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+sat_IN/UTF-8 \
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sc_IT/UTF-8 \
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sd_IN/UTF-8 \
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sd_IN@devanagari/UTF-8 \
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72
glibc-stap-libm.patch
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72
glibc-stap-libm.patch
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@ -0,0 +1,72 @@
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diff -rup a/sysdeps/ieee754/dbl-64/slowexp.c b/sysdeps/ieee754/dbl-64/slowexp.c
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--- a/sysdeps/ieee754/dbl-64/slowexp.c 2012-01-01 05:16:32.000000000 -0700
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+++ b/sysdeps/ieee754/dbl-64/slowexp.c 2012-03-13 11:57:51.225330782 -0600
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@@ -31,6 +31,8 @@
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#include "mpa.h"
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#include "math_private.h"
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+#include <stap-probe.h>
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+
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#ifndef SECTION
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# define SECTION
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#endif
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@@ -61,12 +63,21 @@ __slowexp(double x) {
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__sub(&mpy,&mpcor,&mpz,p);
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__mp_dbl(&mpw, &w, p);
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__mp_dbl(&mpz, &z, p);
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- if (w == z) return w;
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+ if (w == z) {
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+ /* Track how often we get to the slow exp code plus
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+ its input/output values. */
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+ LIBC_PROBE (slowexp_p6, 2, &x, &w);
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+ return w;
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+ }
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else { /* if calculating is not exactly */
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p = 32;
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__dbl_mp(x,&mpx,p);
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__mpexp(&mpx, &mpy, p);
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__mp_dbl(&mpy, &res, p);
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+
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+ /* Track how often we get to the uber-slow exp code plus
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+ its input/output values. */
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+ LIBC_PROBE (slowexp_p32, 2, &x, &res);
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return res;
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}
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}
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diff -rup a/sysdeps/ieee754/dbl-64/slowpow.c b/sysdeps/ieee754/dbl-64/slowpow.c
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--- a/sysdeps/ieee754/dbl-64/slowpow.c 2012-01-01 05:16:32.000000000 -0700
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+++ b/sysdeps/ieee754/dbl-64/slowpow.c 2012-03-13 11:57:59.865284437 -0600
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@@ -35,6 +35,8 @@
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#include "mpa.h"
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#include "math_private.h"
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+#include <stap-probe.h>
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+
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#ifndef SECTION
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# define SECTION
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#endif
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@@ -66,7 +68,12 @@ __slowpow(double x, double y, double z)
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__mp_dbl(&mpr, &res, p);
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__sub(&mpp,&eps,&mpr1,p); /* pp -eps =r1 */
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__mp_dbl(&mpr1, &res1, p); /* converting into double precision */
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- if (res == res1) return res;
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+ if (res == res1) {
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+ /* Track how often we get to the slow pow code plus
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+ its input/output values. */
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+ LIBC_PROBE (slowpow_p6, 4, &x, &y, &z, &res);
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+ return res;
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+ }
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p = 32; /* if we get here result wasn't calculated exactly, continue */
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__dbl_mp(x,&mpx,p); /* for more exact calculation */
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@@ -76,5 +83,10 @@ __slowpow(double x, double y, double z)
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__mul(&mpy,&mpz,&mpw,p); /* y*z =w */
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__mpexp(&mpw, &mpp, p); /* e^w=pp */
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__mp_dbl(&mpp, &res, p); /* converting into double precision */
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+
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+ /* Track how often we get to the uber-slow pow code plus
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+ its input/output values. */
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+ LIBC_PROBE (slowpow_p32, 4, &x, &y, &z, &res);
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+
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return res;
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}
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13
glibc.spec
13
glibc.spec
@ -28,7 +28,7 @@
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Summary: The GNU libc libraries
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Name: glibc
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Version: %{glibcversion}
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Release: 27%{?dist}
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Release: 28%{?dist}
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# GPLv2+ is used in a bunch of programs, LGPLv2+ is used for libraries.
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# Things that are linked directly into dynamically linked programs
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# and shared libraries (e.g. crt files, lib*_nonshared.a) have an additional
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@ -117,6 +117,11 @@ Patch41 : %{name}-rh794797-2.patch
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# From upstream
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Patch42 : %{name}-rh801650-1.patch
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Patch43 : %{name}-rh801650-2.patch
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# stap and thus will never be accepted upstream
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Patch44 : %{name}-stap-libm.patch
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# Waiting on upstream
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Patch45 : %{name}-rh803286.patch
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Buildroot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
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Obsoletes: glibc-profile < 2.4
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@ -378,6 +383,8 @@ rm -rf %{glibcportsdir}
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%patch41 -p1
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%patch42 -p1
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%patch43 -p1
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%patch44 -p1
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%patch45 -p1
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# A lot of programs still misuse memcpy when they have to use
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# memmove. The memcpy implementation below is not tolerant at
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@ -1230,6 +1237,10 @@ rm -f *.filelist*
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%endif
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%changelog
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* Wed Mar 13 2012 Jeff Law <law@redhat.com> - 2.15-28
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- Add doi_IN, sat_IN and mni_IN to SUPPORTED locals (#803286)
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- Add stap probes in slowpow and slowexp.
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* Fri Mar 09 2012 Jeff Law <law@redhat.com> - 2.15-27
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- Fix AVX checks (#801650)
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