linux-kernel - [PATCH] perf tools riscv: Add support for riscv lookup_binutils

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Date:   Sat, 11 Mar 2023 20:21:22 +0900
From:   paranlee <p4ranlee@...il.com>
To:     Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Arnaldo Carvalho de Melo <acme@...hat.com>
Cc:     Ananth N Mavinakayanahalli <ananth@...ibm.com>,
        Anton Blanchard <anton@...abs.org>,
        Daniel Axtens <dja@...ens.net>,
        Michael Ellerman <mpe@...erman.id.au>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, paranlee <p4ranlee@...il.com>
Subject: [PATCH] perf tools riscv: Add support for riscv lookup_binutils_path

Add to know RISC-V binutils path.
Secondarily, edit the code block with alphabetical order.

Signed-off-by: Paran Lee <p4ranlee@...il.com>
---
 tools/perf/arch/common.c | 51 +++++++++++++++++++++++++++-------------
 1 file changed, 35 insertions(+), 16 deletions(-)

diff --git a/tools/perf/arch/common.c b/tools/perf/arch/common.c
index 59dd875fd5e4..058527ededdd 100644
--- a/tools/perf/arch/common.c
+++ b/tools/perf/arch/common.c
@@ -29,11 +29,23 @@ const char *const arm_triplets[] = {
 };
 
 const char *const arm64_triplets[] = {
+	"aarch64-unknown-linux-",
 	"aarch64-linux-android-",
 	"aarch64-linux-gnu-",
 	NULL
 };
 
+const char *const mips_triplets[] = {
+	"mips-unknown-linux-gnu-",
+	"mipsel-linux-android-",
+	"mips-linux-gnu-",
+	"mips64-linux-gnu-",
+	"mips64el-linux-gnuabi64-",
+	"mips64-linux-gnuabi64-",
+	"mipsel-linux-gnu-",
+	NULL
+};
+
 const char *const powerpc_triplets[] = {
 	"powerpc-unknown-linux-gnu-",
 	"powerpc-linux-gnu-",
@@ -43,6 +55,20 @@ const char *const powerpc_triplets[] = {
 	NULL
 };
 
+const char *const riscv32_triplets[] = {
+	"riscv32-unknown-linux-gnu-",
+	"riscv32-linux-android-",
+	"riscv32-linux-gnu-",
+	NULL
+};
+
+const char *const riscv64_triplets[] = {
+	"riscv64-unknown-linux-gnu-",
+	"riscv64-linux-android-",
+	"riscv64-linux-gnu-",
+	NULL
+};
+
 const char *const s390_triplets[] = {
 	"s390-ibm-linux-",
 	"s390x-linux-gnu-",
@@ -78,17 +104,6 @@ const char *const x86_triplets[] = {
 	NULL
 };
 
-const char *const mips_triplets[] = {
-	"mips-unknown-linux-gnu-",
-	"mipsel-linux-android-",
-	"mips-linux-gnu-",
-	"mips64-linux-gnu-",
-	"mips64el-linux-gnuabi64-",
-	"mips64-linux-gnuabi64-",
-	"mipsel-linux-gnu-",
-	NULL
-};
-
 static bool lookup_path(char *name)
 {
 	bool found = false;
@@ -164,18 +179,22 @@ static int perf_env__lookup_binutils_path(struct perf_env *env,
 		path_list = arm_triplets;
 	else if (!strcmp(arch, "arm64"))
 		path_list = arm64_triplets;
+	else if (!strcmp(arch, "mips"))
+		path_list = mips_triplets;
 	else if (!strcmp(arch, "powerpc"))
 		path_list = powerpc_triplets;
-	else if (!strcmp(arch, "sh"))
-		path_list = sh_triplets;
+	else if (!strcmp(arch, "riscv32"))
+		path_list = riscv32_triplets;
+	else if (!strcmp(arch, "riscv64"))
+		path_list = riscv64_triplets;
 	else if (!strcmp(arch, "s390"))
-		path_list = s390_triplets;
+		path_list = s390_triplets;		
+	else if (!strcmp(arch, "sh"))
+		path_list = sh_triplets;		
 	else if (!strcmp(arch, "sparc"))
 		path_list = sparc_triplets;
 	else if (!strcmp(arch, "x86"))
 		path_list = x86_triplets;
-	else if (!strcmp(arch, "mips"))
-		path_list = mips_triplets;
 	else {
 		ui__error("binutils for %s not supported.\n", arch);
 		goto out_error;
-- 
2.34.1