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authorKevin Lim <ktlim@umich.edu>2006-08-23 16:57:07 -0400
committerKevin Lim <ktlim@umich.edu>2006-08-23 16:57:07 -0400
commit4a2c50bc8ff2dfda53d26c6f347ae5b2839daeb3 (patch)
treedf97e3a960c23ef279ae260c4dd424980beebbf4 /util
parentde321175f2300cb40e02e5f6ef2692c0ac3b8ae9 (diff)
downloadgem5-4a2c50bc8ff2dfda53d26c6f347ae5b2839daeb3.tar.xz
Support loading in a symbol file.
arch/alpha/freebsd/system.cc: arch/alpha/isa/decoder.isa: arch/alpha/linux/system.cc: arch/alpha/system.cc: arch/alpha/tru64/system.cc: Let symbol files be read in so that profiling can happen on the binaries as well. python/m5/objects/System.py: Add in symbol files. sim/pseudo_inst.cc: Load in a specified symbol file. sim/pseudo_inst.hh: Allow for symbols to be loaded. sim/system.hh: Support symbol file. util/m5/m5.c: util/m5/m5op.S: Add support to m5 util for loading symbols (and readfile). --HG-- extra : convert_revision : f10c1049bcd7b22b98c73052c0666b964aff222b
Diffstat (limited to 'util')
-rw-r--r--util/m5/m5.c22
-rw-r--r--util/m5/m5op.S8
2 files changed, 30 insertions, 0 deletions
diff --git a/util/m5/m5.c b/util/m5/m5.c
index 6fdbc0500..fa9be96e8 100644
--- a/util/m5/m5.c
+++ b/util/m5/m5.c
@@ -30,6 +30,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
#include "m5op.h"
@@ -165,6 +166,22 @@ main(int argc, char *argv[])
}
}
+ if (COMPARE("readfile")) {
+ char buf[256*1024];
+ int offset = 0;
+ int len;
+
+ if (argc != 2)
+ usage();
+
+ while ((len = m5_readfile(buf, sizeof(buf), offset)) > 0) {
+ write(STDOUT_FILENO, buf, len);
+ offset += len;
+ }
+
+ return 0;
+ }
+
if (COMPARE("checkpoint")) {
switch (argc) {
case 4:
@@ -182,5 +199,10 @@ main(int argc, char *argv[])
return 0;
}
+ if (COMPARE("loadsymbol")) {
+ m5_loadsymbol(arg1);
+ return 0;
+ }
+
usage();
}
diff --git a/util/m5/m5op.S b/util/m5/m5op.S
index a53c45277..97eb9238d 100644
--- a/util/m5/m5op.S
+++ b/util/m5/m5op.S
@@ -38,6 +38,7 @@
#define exit_old_func 0x20 // deprectated!
#define exit_func 0x21
#define initparam_func 0x30
+#define loadsymbol_func 0x31
#define resetstats_func 0x40
#define dumpstats_func 0x41
#define dumprststats_func 0x42
@@ -72,6 +73,7 @@ func:
#define IVLE(reg) INST(m5_op, reg, 0, ivle_func)
#define M5EXIT(reg) INST(m5_op, reg, 0, exit_func)
#define INITPARAM(reg) INST(m5_op, reg, 0, initparam_func)
+#define LOADSYMBOL(reg) INST(m5_op, reg, 0, loadsymbol_func)
#define RESET_STATS(r1, r2) INST(m5_op, r1, r2, resetstats_func)
#define DUMP_STATS(r1, r2) INST(m5_op, r1, r2, dumpstats_func)
#define DUMPRST_STATS(r1, r2) INST(m5_op, r1, r2, dumprststats_func)
@@ -140,6 +142,12 @@ LEAF(m5_initparam)
END(m5_initparam)
.align 4
+LEAF(m5_loadsymbol)
+ LOADSYMBOL(0)
+ RET
+END(m5_loadsymbol)
+
+ .align 4
LEAF(m5_reset_stats)
RESET_STATS(16, 17)
RET