1/* -*- mode: C; c-basic-offset: 3; -*- */
2
3/*--------------------------------------------------------------------*/
4/*--- s390x-specific definitions.                       cg-s390x.c ---*/
5/*--------------------------------------------------------------------*/
6
7/*
8   This file is part of Cachegrind, a Valgrind tool for cache
9   profiling programs.
10
11   Copyright IBM Corp. 2010-2011
12
13   This program is free software; you can redistribute it and/or
14   modify it under the terms of the GNU General Public License as
15   published by the Free Software Foundation; either version 2 of the
16   License, or (at your option) any later version.
17
18   This program is distributed in the hope that it will be useful, but
19   WITHOUT ANY WARRANTY; without even the implied warranty of
20   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
21   General Public License for more details.
22
23   You should have received a copy of the GNU General Public License
24   along with this program; if not, write to the Free Software
25   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
26   02111-1307, USA.
27
28   The GNU General Public License is contained in the file COPYING.
29*/
30
31/* Contributed by Christian Borntraeger */
32
33#if defined(VGA_s390x)
34
35#include "pub_tool_basics.h"
36#include "pub_tool_libcbase.h"
37#include "pub_tool_libcassert.h"
38#include "pub_tool_libcprint.h"
39
40#include "cg_arch.h"
41
42void VG_(configure_caches)(cache_t* I1c, cache_t* D1c, cache_t* L2c,
43                           Bool all_caches_clo_defined)
44{
45   // z900
46   //
47   // Source:
48   // The microarchitecture of the IBM eServer z900 processor
49   // IBM Journal of Research and Development
50   // Volume 46, Number 4/5, pp 381-395, July/September 2002
51   //
52   // Split L1 I/D cache
53   // Size: 256 kB each
54   // Line size: 256 bytes
55   // 4-way set associative
56   // L2 cache: 16 MB x 2 (16 MB per 10 CPs)  (Charles Webb)
57
58   // z800
59   //
60   // Source:  Charles Webb from IBM
61   //
62   // Split L1 I/D cache
63   // Size: 256 kB each
64   // Line size: 256 bytes
65   // 4-way set associative
66   // L2 cache: 16 MB  (or half that size)
67
68   // z990
69   //
70   // The IBM eServer z990 microprocessor
71   // IBM Journal of Research and Development
72   // Volume 48, Number 3/4, pp 295-309, May/July 2004
73   //
74   // Split L1 I/D cache
75   // Size: 256 kB each
76   // Line size: 256 bytes
77   // 4-way set associative
78   // L2 cache: 32 MB x 4 (32 MB per book/node)  (Charles Webb)
79
80   // z890
81   //
82   // Source:  Charles Webb from IBM
83   //
84   // Split L1 I/D cache
85   // Size: 256 kB each
86   // Line size: 256 bytes
87   // 4-way set associative
88   // L2 cache: 32 MB  (or half that size)
89
90   // z9
91   //
92   // Source:  Charles Webb from IBM
93   //
94   // Split L1 I/D cache
95   // Size: 256 kB each
96   // Line size: 256 bytes
97   // 4-way set associative
98   // L2 cache: 40 MB x 4 (40 MB per book/node)
99
100
101   // Set caches to z10 default.
102   // See IBM Journal of Research and Development
103   // Issue Date: Jan. 2009
104   // Volume: 53 Issue:1
105   // fixs390: have a table for all available models and check /proc/cpuinfo
106   *I1c = (cache_t) {   65536,  4, 256 };
107   *D1c = (cache_t) {  131072,  8, 256 };
108   *L2c = (cache_t) { 3145728, 12, 256 };
109
110   // Warn if config not completely specified from cmd line.  Note that
111   // this message is slightly different from the one we give on x86/AMD64
112   // when auto-detection fails;  this lets us filter out this one (which is
113   // not important) in the regression test suite without filtering the
114   // x86/AMD64 one (which we want to see if it ever occurs in the
115   // regression test suite).
116   //
117   // If you change this message, please update
118   // cachegrind/tests/filter_stderr!
119   //
120   if (!all_caches_clo_defined) {
121      VG_(dmsg)("Warning: Cannot auto-detect cache config on s390x, using one "
122                "or more defaults \n");
123   }
124}
125
126#endif
127
128/*--------------------------------------------------------------------*/
129/*--- end                                               cg-s390x.c ---*/
130/*--------------------------------------------------------------------*/
131