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| author | Andreas Krebbel <krebbel1@de.ibm.com> | 2009-07-24 12:27:15 +0000 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@gcc.gnu.org> | 2009-07-24 12:27:15 +0000 |
| commit | ff5b964d6ecc372b272ed46ebaa9c11ca1f21a43 (patch) | |
| tree | 98ead8f3d894b4260f572238646c1ed4a973f88a /gcc | |
| parent | 1e0b18dbe90d5842834dcd078ed6595962072386 (diff) | |
| download | gcc-ff5b964d6ecc372b272ed46ebaa9c11ca1f21a43.zip gcc-ff5b964d6ecc372b272ed46ebaa9c11ca1f21a43.tar.gz gcc-ff5b964d6ecc372b272ed46ebaa9c11ca1f21a43.tar.bz2 | |
s390.c (override_options): Default max-unrolled-insns to 100 for z10 tuning.
2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (override_options): Default
max-unrolled-insns to 100 for z10 tuning.
From-SVN: r150051
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/s390/s390.c | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 21dedf4..3e11af8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com> + + * config/s390/s390.c (override_options): Default + max-unrolled-insns to 100 for z10 tuning. + 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de> * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c index 1454fde..f5b2fa7 100644 --- a/gcc/config/s390/s390.c +++ b/gcc/config/s390/s390.c @@ -52,6 +52,7 @@ along with GCC; see the file COPYING3. If not see #include "optabs.h" #include "gimple.h" #include "df.h" +#include "params.h" /* Define the specific costs for a given cpu. */ @@ -1627,6 +1628,10 @@ override_options (void) if (!(target_flags_explicit & MASK_LONG_DOUBLE_128)) target_flags |= MASK_LONG_DOUBLE_128; #endif + + if (s390_tune == PROCESSOR_2097_Z10 + && !PARAM_SET_P (PARAM_MAX_UNROLLED_INSNS)) + set_param_value ("max-unrolled-insns", 100); } /* Map for smallest class containing reg regno. */ |