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| author | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-08-01 10:57:03 +0000 |
|---|---|---|
| committer | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-08-01 10:57:03 +0000 |
| commit | 0c916a7ba6c5f62438a8470e9852ea5143db8e0d (patch) | |
| tree | 369e177f440720774bed96e048c8818f953265a1 /gcc/config/i386/driver-i386.c | |
| parent | 5aeba33487eae7be48d83524c77965489e3803d4 (diff) | |
| download | gcc-0c916a7ba6c5f62438a8470e9852ea5143db8e0d.tar.gz | |
* doc/invoke.texi (l1-cache-size): Update documentation.
(l2-cache-size): Document.
* params.h (L2_CACHE_SIZE): New macro.
* tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
that L1_CACHE_SIZE is in kB now.
(L2_CACHE_SIZE_BYTES): New macro.
(tree_ssa_prefetch_arrays): Show size in kB.
* config/i386/i386.h (struct processor_costs): Add l1_cache_size
and l2_cache_size fields.
* config/i386/driver-i386.c (describe_cache): Detect cache size
in kB.
* config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
(override_options): Set l1-cache-size and l2-cache-size to default
values if not specified otherwise.
* params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
(PARAM_L2_CACHE_SIZE): New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@127117 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/i386/driver-i386.c')
| -rw-r--r-- | gcc/config/i386/driver-i386.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/gcc/config/i386/driver-i386.c b/gcc/config/i386/driver-i386.c index a4155373f1a..1dbc783beaa 100644 --- a/gcc/config/i386/driver-i386.c +++ b/gcc/config/i386/driver-i386.c @@ -56,14 +56,11 @@ describe_cache (unsigned l1_sizekb, unsigned l1_line, unsigned l1_assoc ATTRIBUTE_UNUSED) { char size[1000], line[1000]; - unsigned size_in_lines; /* At the moment, gcc middle-end does not use the information about the associativity of the cache. */ - size_in_lines = (l1_sizekb * 1024) / l1_line; - - sprintf (size, "--param l1-cache-size=%u", size_in_lines); + sprintf (size, "--param l1-cache-size=%u", l1_sizekb); sprintf (line, "--param l1-cache-line-size=%u", l1_line); return concat (size, " ", line, " ", NULL); |