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Date: Fri, 24 Jun 2016 17:23:56 +0530
From: Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
To: linux-kernel@...r.kernel.org, acme@...nel.org
Cc: anton@...abs.org, mpe@...erman.id.au, ananth@...ibm.com,
dja@...ens.net, Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
Subject: [RFC 2/6] perf annotate: Define macro for arch names
Define macro for each arch name and use them instead of using arch
name as string.
Signed-off-by: Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
---
tools/perf/arch/common.c | 36 ++++++++++++++++++------------------
tools/perf/arch/common.h | 10 ++++++++++
tools/perf/util/unwind-libunwind.c | 5 +++--
3 files changed, 31 insertions(+), 20 deletions(-)
diff --git a/tools/perf/arch/common.c b/tools/perf/arch/common.c
index fa090a9..7da6ac7 100644
--- a/tools/perf/arch/common.c
+++ b/tools/perf/arch/common.c
@@ -105,25 +105,25 @@ static int lookup_triplets(const char *const *triplets, const char *name)
const char *normalize_arch(char *arch)
{
if (!strcmp(arch, "x86_64"))
- return "x86";
+ return PERF_ARCH_X86;
if (arch[0] == 'i' && arch[2] == '8' && arch[3] == '6')
- return "x86";
+ return PERF_ARCH_X86;
if (!strcmp(arch, "sun4u") || !strncmp(arch, "sparc", 5))
- return "sparc";
+ return PERF_ARCH_SPARC;
if (!strcmp(arch, "aarch64") || !strcmp(arch, "arm64"))
- return "arm64";
+ return PERF_ARCH_ARM64;
if (!strncmp(arch, "arm", 3) || !strcmp(arch, "sa110"))
- return "arm";
+ return PERF_ARCH_ARM;
if (!strncmp(arch, "s390", 4))
- return "s390";
+ return PERF_ARCH_S390;
if (!strncmp(arch, "parisc", 6))
- return "parisc";
+ return PERF_ARCH_PARISC;
if (!strncmp(arch, "powerpc", 7) || !strncmp(arch, "ppc", 3))
- return "powerpc";
+ return PERF_ARCH_POWERPC;
if (!strncmp(arch, "mips", 4))
- return "mips";
+ return PERF_ARCH_MIPS;
if (!strncmp(arch, "sh", 2) && isdigit(arch[2]))
- return "sh";
+ return PERF_ARCH_SH;
return arch;
}
@@ -163,21 +163,21 @@ static int perf_env__lookup_binutils_path(struct perf_env *env,
zfree(&buf);
}
- if (!strcmp(arch, "arm"))
+ if (!strcmp(arch, PERF_ARCH_ARM))
path_list = arm_triplets;
- else if (!strcmp(arch, "arm64"))
+ else if (!strcmp(arch, PERF_ARCH_ARM64))
path_list = arm64_triplets;
- else if (!strcmp(arch, "powerpc"))
+ else if (!strcmp(arch, PERF_ARCH_POWERPC))
path_list = powerpc_triplets;
- else if (!strcmp(arch, "sh"))
+ else if (!strcmp(arch, PERF_ARCH_SH))
path_list = sh_triplets;
- else if (!strcmp(arch, "s390"))
+ else if (!strcmp(arch, PERF_ARCH_S390))
path_list = s390_triplets;
- else if (!strcmp(arch, "sparc"))
+ else if (!strcmp(arch, PERF_ARCH_SPARC))
path_list = sparc_triplets;
- else if (!strcmp(arch, "x86"))
+ else if (!strcmp(arch, PERF_ARCH_X86))
path_list = x86_triplets;
- else if (!strcmp(arch, "mips"))
+ else if (!strcmp(arch, PERF_ARCH_MIPS))
path_list = mips_triplets;
else {
ui__error("binutils for %s not supported.\n", arch);
diff --git a/tools/perf/arch/common.h b/tools/perf/arch/common.h
index 6b01c73..bbb6960 100644
--- a/tools/perf/arch/common.h
+++ b/tools/perf/arch/common.h
@@ -5,6 +5,16 @@
extern const char *objdump_path;
+#define PERF_ARCH_X86 "x86"
+#define PERF_ARCH_SPARC "sparc"
+#define PERF_ARCH_ARM64 "arm64"
+#define PERF_ARCH_ARM "arm"
+#define PERF_ARCH_S390 "s390"
+#define PERF_ARCH_PARISC "parisc"
+#define PERF_ARCH_POWERPC "powerpc"
+#define PERF_ARCH_MIPS "mips"
+#define PERF_ARCH_SH "sh"
+
int perf_env__lookup_objdump(struct perf_env *env);
const char *normalize_arch(char *arch);
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
index 8547119..ccebe5e 100644
--- a/tools/perf/util/unwind-libunwind.c
+++ b/tools/perf/util/unwind-libunwind.c
@@ -36,10 +36,11 @@ int unwind__prepare_access(struct thread *thread, struct map *map)
arch = normalize_arch(thread->mg->machine->env->arch);
- if (!strcmp(arch, "x86")) {
+ if (!strcmp(arch, PERF_ARCH_X86)) {
if (dso_type != DSO__TYPE_64BIT)
ops = x86_32_unwind_libunwind_ops;
- } else if (!strcmp(arch, "arm64") || !strcmp(arch, "arm")) {
+ } else if (!strcmp(arch, PERF_ARCH_ARM64) ||
+ !strcmp(arch, PERF_ARCH_ARM)) {
if (dso_type == DSO__TYPE_64BIT)
ops = arm64_unwind_libunwind_ops;
}
--
2.5.5
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