From: Masami Hiramatsu <mhiramat@redhat.com>
To: Frederic Weisbecker <fweisbec@gmail.com>,
Steven Rostedt <rostedt@goodmis.org>,
lkml<linux-kernel@vger.kernel.org>
Cc: systemtap <systemtap@sources.redhat.com>,
kvm <kvm@vger.kernel.org>,
DLE <dle-develop@lists.sourceforge.net>,
"Masami Hiramatsu" <mhiramat@redhat.com>,
"Jim Keniston" <jkenisto@us.ibm.com>,
"H. Peter Anvin" <hpa@zytor.com>,
"Ananth N Mavinakayanahalli" <ananth@in.ibm.com>,
"Avi Kivity" <avi@redhat.com>, "Andi Kleen" <ak@linux.intel.com>,
"Christoph Hellwig" <hch@infradead.org>,
"Frank Ch. Eigler" <fche@redhat.com>,
"Frederic Weisbecker" <fweisbec@gmail.com>,
"Ingo Molnar" <mingo@elte.hu>, "Jason Baron" <jbaron@redhat.com>,
"K.Prasad" <prasad@linux.vnet.ibm.com>,
"Lai Jiangshan" <laijs@cn.fujitsu.com>,
"Li Zefan" <lizf@cn.fujitsu.com>,
PrzemysławPawełczyk <przemyslaw@pawelczyk.it>,
"Roland McGrath" <roland@redhat.com>,
"Sam Ravnborg" <sam@ravnborg.org>,
"Srikar Dronamraju" <srikar@linux.vnet.ibm.com>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Tom Zanussi" <tzanussi@gmail.com>,
"Vegard Nossum" <vegard.nossum@gmail.com>
Subject: [PATCH tracing/kprobes 2/4] x86: Check awk features before generating inat-tables.c
Date: Fri, 21 Aug 2009 19:40:00 -0000 [thread overview]
Message-ID: <20090821194316.12478.57394.stgit@localhost.localdomain> (raw)
In-Reply-To: <20090821000108.GC6078@nowhere>
Check some awk features which old mawk doesn't support.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: Jim Keniston <jkenisto@us.ibm.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Avi Kivity <avi@redhat.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Frank Ch. Eigler <fche@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Jason Baron <jbaron@redhat.com>
Cc: K.Prasad <prasad@linux.vnet.ibm.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Li Zefan <lizf@cn.fujitsu.com>
Cc: PrzemysÅaw PaweÅczyk <przemyslaw@pawelczyk.it>
Cc: Roland McGrath <roland@redhat.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Tom Zanussi <tzanussi@gmail.com>
Cc: Vegard Nossum <vegard.nossum@gmail.com>
---
arch/x86/tools/gen-insn-attr-x86.awk | 20 ++++++++++++++++++++
1 files changed, 20 insertions(+), 0 deletions(-)
diff --git a/arch/x86/tools/gen-insn-attr-x86.awk b/arch/x86/tools/gen-insn-attr-x86.awk
index 93b62c9..19ba096 100644
--- a/arch/x86/tools/gen-insn-attr-x86.awk
+++ b/arch/x86/tools/gen-insn-attr-x86.awk
@@ -4,7 +4,25 @@
#
# Usage: awk -f gen-insn-attr-x86.awk x86-opcode-map.txt > inat-tables.c
+# Awk implementation sanity check
+function check_awk_implement() {
+ if (!match("abc", "[[:lower:]]+"))
+ return "Your awk doesn't support charactor-class."
+ if (sprintf("%x", 0) != "0")
+ return "Your awk has a printf-format problem."
+ return ""
+}
+
BEGIN {
+ # Implementation error checking
+ awkchecked = check_awk_implement()
+ if (awkchecked != "") {
+ print "Error: " awkchecked > "/dev/stderr"
+ print "Please try to use gawk." > "/dev/stderr"
+ exit 1
+ }
+
+ # Setup generating tables
print "/* x86 opcode map generated from x86-opcode-map.txt */"
print "/* Do not change this code. */"
ggid = 1
@@ -293,6 +311,8 @@ function convert_operands(opnd, i,imm,mod)
}
END {
+ if (awkchecked != "")
+ exit 1
# print escape opcode map's array
print "/* Escape opcode map array */"
print "const insn_attr_t const *inat_escape_tables[INAT_ESC_MAX + 1]" \
--
Masami Hiramatsu
Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division
e-mail: mhiramat@redhat.com
next prev parent reply other threads:[~2009-08-21 19:40 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-13 20:31 [PATCH -tip v14 00/12] tracing: kprobe-based event tracer and x86 instruction decoder Masami Hiramatsu
2009-08-13 20:31 ` [PATCH -tip v14 03/12] kprobes: checks probe address is instruction boudary on x86 Masami Hiramatsu
[not found] ` <20090818230340.GF5231@nowhere>
2009-08-18 23:16 ` Masami Hiramatsu
[not found] ` <20090818234341.GG5231@nowhere>
2009-08-19 0:18 ` Masami Hiramatsu
2009-08-13 20:31 ` [PATCH -tip v14 01/12] x86: instruction decoder API Masami Hiramatsu
[not found] ` <20090819234227.GJ4972@nowhere>
2009-08-20 14:38 ` Masami Hiramatsu
[not found] ` <20090820002113.GK4972@nowhere>
2009-08-20 15:00 ` Masami Hiramatsu
[not found] ` <20090820152549.GD6389@nowhere>
2009-08-20 16:12 ` Masami Hiramatsu
[not found] ` <20090820180737.GA6229@nowhere>
2009-08-20 18:58 ` Masami Hiramatsu
2009-08-13 20:31 ` [PATCH -tip v14 05/12] x86: add pt_regs register and stack access APIs Masami Hiramatsu
2009-08-13 20:31 ` [PATCH -tip v14 04/12] kprobes: cleanup fix_riprel() using insn decoder on x86 Masami Hiramatsu
2009-08-13 20:31 ` [PATCH -tip v14 02/12] x86: x86 instruction decoder build-time selftest Masami Hiramatsu
2009-08-13 20:32 ` [PATCH -tip v14 08/12] tracing: add kprobe-based event tracer Masami Hiramatsu
2009-08-13 20:32 ` [PATCH -tip v14 10/12] tracing: Generate names for each kprobe event automatically Masami Hiramatsu
2009-08-13 20:32 ` [PATCH -tip v14 09/12] tracing: Kprobe-tracer supports more than 6 arguments Masami Hiramatsu
2009-08-13 20:33 ` [PATCH -tip v14 12/12] tracing: Add kprobes event profiling interface Masami Hiramatsu
2009-08-13 20:33 ` [PATCH -tip v14 11/12] tracing: Kprobe tracer assigns new event ids for each event Masami Hiramatsu
2009-08-13 20:47 ` [PATCH -tip v14 07/12] tracing: Introduce TRACE_FIELD_ZERO() macro Masami Hiramatsu
[not found] ` <20090819010903.GI5231@nowhere>
2009-08-19 2:18 ` Masami Hiramatsu
2009-08-13 20:47 ` [PATCH -tip v14 06/12] tracing: ftrace dynamic ftrace_event_call support Masami Hiramatsu
2009-08-13 20:54 ` [TOOL] kprobestest : Kprobe stress test tool Masami Hiramatsu
[not found] ` <20090820184331.GA6078@nowhere>
2009-08-20 19:42 ` Masami Hiramatsu
[not found] ` <20090821000108.GC6078@nowhere>
2009-08-21 0:56 ` Masami Hiramatsu
2009-08-21 19:40 ` Masami Hiramatsu [this message]
2009-08-21 19:40 ` [PATCH tracing/kprobes 3/4] tracing/kprobes: Fix format typo in trace_kprobes Masami Hiramatsu
2009-08-21 19:40 ` [PATCH tracing/kprobes 1/4] x86: Fix x86 instruction decoder selftest to check only .text Masami Hiramatsu
2009-08-21 19:41 ` [PATCH tracing/kprobes 4/4] tracing/kprobes: Change trace_arg to probe_arg Masami Hiramatsu
2009-08-13 20:56 ` [TOOL] c2kpe: C expression to kprobe event format converter Masami Hiramatsu
[not found] ` <20090830195041.GA6189@nowhere>
2009-08-31 4:12 ` Masami Hiramatsu
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