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| author | Masami Hiramatsu <mhiramat@redhat.com> | 2009-11-16 18:06:24 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-17 07:16:50 +0100 |
| commit | 35039eb6b199749943547c8572be6604edf00229 (patch) | |
| tree | 32a425f542169fa581b18ec0af5e787ac6ab3385 /arch/x86/tools | |
| parent | d65ff75fbe6f8ac7c17f18e4108521898468822c (diff) | |
| download | linux-35039eb6b199749943547c8572be6604edf00229.tar.gz linux-35039eb6b199749943547c8572be6604edf00229.tar.bz2 linux-35039eb6b199749943547c8572be6604edf00229.zip | |
x86: Show symbol name if insn decoder test failed
Show symbol name if insn decoder test find a difference.
This will help us to find out where the issue is.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: systemtap <systemtap@sources.redhat.com>
Cc: DLE <dle-develop@lists.sourceforge.net>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Jim Keniston <jkenisto@us.ibm.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
LKML-Reference: <20091116230624.5250.49813.stgit@harusame>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/tools')
| -rw-r--r-- | arch/x86/tools/distill.awk | 5 | ||||
| -rw-r--r-- | arch/x86/tools/test_get_len.c | 10 |
2 files changed, 14 insertions, 1 deletions
diff --git a/arch/x86/tools/distill.awk b/arch/x86/tools/distill.awk index d433619bb866..c13c0ee48ab4 100644 --- a/arch/x86/tools/distill.awk +++ b/arch/x86/tools/distill.awk @@ -15,6 +15,11 @@ BEGIN { fwait_str="9b\tfwait" } +/^ *[0-9a-f]+ <[^>]*>:/ { + # Symbol entry + printf("%s%s\n", $2, $1) +} + /^ *[0-9a-f]+:/ { if (split($0, field, "\t") < 3) { # This is a continuation of the same insn. diff --git a/arch/x86/tools/test_get_len.c b/arch/x86/tools/test_get_len.c index 5743e5128d35..af75e07217ba 100644 --- a/arch/x86/tools/test_get_len.c +++ b/arch/x86/tools/test_get_len.c @@ -110,7 +110,7 @@ static void parse_args(int argc, char **argv) int main(int argc, char **argv) { - char line[BUFSIZE]; + char line[BUFSIZE], sym[BUFSIZE] = "<unknown>"; unsigned char insn_buf[16]; struct insn insn; int insns = 0, c; @@ -122,6 +122,12 @@ int main(int argc, char **argv) int nb = 0; unsigned int b; + if (line[0] == '<') { + /* Symbol line */ + strcpy(sym, line); + continue; + } + insns++; memset(insn_buf, 0, 16); strcpy(copy, line); @@ -145,6 +151,8 @@ int main(int argc, char **argv) insn_init(&insn, insn_buf, x86_64); insn_get_length(&insn); if (insn.length != nb) { + fprintf(stderr, "Error: %s found a difference at %s\n", + prog, sym); fprintf(stderr, "Error: %s", line); fprintf(stderr, "Error: objdump says %d bytes, but " "insn_get_length() says %d\n", nb, |