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1 | // ========== Copyright Header Begin ========================================== |
2 | // | |
3 | // OpenSPARC T2 Processor File: mpsort.C | |
4 | // Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
5 | // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. | |
6 | // | |
7 | // The above named program is free software; you can redistribute it and/or | |
8 | // modify it under the terms of the GNU General Public | |
9 | // License version 2 as published by the Free Software Foundation. | |
10 | // | |
11 | // The above named program is distributed in the hope that it will be | |
12 | // useful, but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | // General Public License for more details. | |
15 | // | |
16 | // You should have received a copy of the GNU General Public | |
17 | // License along with this work; if not, write to the Free Software | |
18 | // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. | |
19 | // | |
20 | // ========== Copyright Header End ============================================ | |
21 | #include <stdio.h> | |
22 | #include <string.h> | |
23 | ||
24 | #include "mpsort.H" | |
25 | ||
26 | #define NRECS (32000) | |
27 | #define NCPUS (4) | |
28 | ||
29 | int main(int argc, char* argv[]) { | |
30 | FILE* infp = NULL; | |
31 | FILE* outfp = stdout; | |
32 | rstf_unionT* multirst = NULL; | |
33 | RstSplit* unirst = NULL; | |
34 | CpuCount* cpucount = NULL; | |
35 | int index[NCPUS] = { 0 }; | |
36 | rstf_cpuT rstcpu = { CPU_T, 0, 0, 0, 0, 0 }; | |
37 | int curcpu = 0; | |
38 | int firstcpurec = 1; | |
39 | int i, j, count, nrecs, cpucountrecs; | |
40 | ||
41 | // Quick check of command line. | |
42 | if (argc != 2) { | |
43 | fprintf(stderr, "mpsort rstfile\n"); | |
44 | exit(1); | |
45 | } | |
46 | ||
47 | // Open input file. | |
48 | infp = fopen(argv[1], "r"); | |
49 | ||
50 | // Allocate buffers. | |
51 | multirst = (rstf_unionT*) calloc(NRECS, sizeof(rstf_unionT)); | |
52 | unirst = (RstSplit*) calloc(NCPUS, sizeof(RstSplit)); | |
53 | for (i = 0; i < NCPUS; i++) { | |
54 | unirst[i].rst = (rstf_unionT*) calloc(NRECS, sizeof(rstf_unionT)); | |
55 | } | |
56 | cpucount = (CpuCount*) calloc(NRECS, sizeof(CpuCount)); | |
57 | ||
58 | nrecs = fread(multirst, sizeof(rstf_unionT), NRECS, infp); | |
59 | ||
60 | while (nrecs > 0) { | |
61 | for (i = 0; i < NCPUS; i++) { | |
62 | unirst[i].nrecs = 0; | |
63 | index[i] = 0; | |
64 | } | |
65 | ||
66 | cpucountrecs = sortRstTrace(multirst, nrecs, unirst, cpucount, &curcpu); | |
67 | firstcpurec = 1; | |
68 | j = 0; | |
69 | ||
70 | for (i = 0; i < cpucountrecs; i++) { | |
71 | curcpu = cpucount[i].cpu; | |
72 | count = cpucount[i].count; | |
73 | ||
74 | if (firstcpurec != 1) { | |
75 | rstcpu.cpu = curcpu; | |
76 | memcpy(&multirst[j], &rstcpu, sizeof(rstf_unionT)); | |
77 | j++; | |
78 | } | |
79 | ||
80 | memcpy(&multirst[j], &unirst[curcpu].rst[index[curcpu]], | |
81 | count * sizeof(rstf_unionT)); | |
82 | index[curcpu] += count; | |
83 | j += count; | |
84 | ||
85 | firstcpurec = 0; | |
86 | } | |
87 | ||
88 | fwrite(multirst, sizeof(rstf_unionT), nrecs, outfp); | |
89 | nrecs = fread(multirst, sizeof(rstf_unionT), NRECS, infp); | |
90 | } | |
91 | ||
92 | free(multirst); | |
93 | for (i = 0; i < NCPUS; i++) { | |
94 | free(unirst[i].rst); | |
95 | } | |
96 | free(unirst); | |
97 | free(cpucount); | |
98 | } | |
99 | ||
100 |