From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D2F6FE9380D for ; Mon, 13 Apr 2026 02:48:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:From:Subject:Message-ID: References:Mime-Version:In-Reply-To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=eoUtfYIB0rZTNJDukOWJEJmjMTAPiVPJhhIhHWDyEd8=; b=bAnE3lY23UMmJwwyo6gEhUtxRf sYEEWVppQtWuQsB/3n+iNmErFBRdAz69MdYtqUzRFmWTYrtzGUgaz6/FJrBvFYOuIQ3KiuGJOwO+2 //FTcytAumqiX30cTr7e8QE6ImlvokNvKwwaUXmL3gxceiViDW4NganGXbyQT+IHnHXsiNZgJe/j4 dQzUkG7HFy47jeg7oB8U+SFH7FC5PqxG6MdS/F4+UtqUDhLBaK0nhLe06hvhR1T3SQHgI15bEVB6D 2pVFjrSufmF2yQgRpX48FSQEZsVqUEobuPyIaDRgXOADfgggyiddvk0gHZtDpIxYRjwnl7calrm7H mXwXEtOw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wC7Ls-0000000Et5O-2LOf; Mon, 13 Apr 2026 02:48:40 +0000 Received: from mail-dl1-x124a.google.com ([2607:f8b0:4864:20::124a]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wC7LV-0000000EswS-0I6N for linux-riscv@lists.infradead.org; Mon, 13 Apr 2026 02:48:18 +0000 Received: by mail-dl1-x124a.google.com with SMTP id a92af1059eb24-12c21dbc9c1so12732427c88.0 for ; Sun, 12 Apr 2026 19:48:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1776048495; x=1776653295; darn=lists.infradead.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=bxZ0oIiJdlv9VJ3sh0ouWp3Sf/nz5L7jc5er/WUpbQI=; b=WuOdcAVHLgXYJ7AvKnbZ0r0QP6cs0484rZ/jHzaIX2Y4ei/H8ntwcHCkwc0J/GpRXv /HEWwPchuoI/uPAI5VW4Bi41tAK+MQFPamKz6kekauP/aUTjoZei3l8HNwd0Sf3+elqT f2RLLS0tZCztjxWajbZIJHY05huI9meLVo49q0jw3E9J4N8RnMtl9iFMefMYRU8OVWs4 OQKvx0m67y6u+4YwxWa4VWcbY2htTOnz6i3u/dJHG5R0GuY+BInIV4gH9bf/zXSptEUr gb6bIDkgXGboBYwG2Ey/9AnpDNh8+WvuR5h8d+rfTZThJQbpqpc0mTb8HF/goLMBuKmm DHiA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1776048495; x=1776653295; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=bxZ0oIiJdlv9VJ3sh0ouWp3Sf/nz5L7jc5er/WUpbQI=; b=bLzx6eDtbam9+FUWonnU6CUsIWR6DZug/W3rFYTr/U97fZYf/sUB1ViCWdqhxms4j9 Z2hD/UOklGGRmjsfRefFWCeCSESYIefjrHAD2dXNcnRCnhx1jdoAutyaH/p8j3LpiW5r 2xHUs1wy1YZt/4chRM635XSSDYYxhxb8bABoyfOtTZxkRBFFNo/ge/7vvGWUVtOo8UMg Z0tVBb2I5KJUfq8ukYD3gANMQtAjEvawNyfXFr+80YuNwFFOFl52YdorycvlroLbXPqD EZgJCy3F9andpQROcmFEuysAMzF2d0lbJkP+c2b8yXjJROsT6hAs91afY8zqKj/+i8OU oHZQ== X-Forwarded-Encrypted: i=1; AJvYcCUFJia1e+d3oKNf36WRQPu/+N4bfds/ojhqaD/r5mLv7mDO9ksKhPvv2T4OJQH8+TNEl5y6KLqWG2nnzg==@lists.infradead.org X-Gm-Message-State: AOJu0YyXjvbgKv4cggRAMAzfZQ1+yaFWFa7VwRAp9nAGpWU/a6gB0FMV +kQdrG58M5dkt7irKNZ0B7qNQKOq/mCQ7pTtY5siDXT4FEYV4pyu4UHUzQpH3Su8OKgm6To+62r 3fwU9S7EyVw== X-Received: from dlea14-n1.prod.google.com ([2002:a05:701b:420e:10b0:12c:49a5:e4a4]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:2201:b0:128:cedb:33ba with SMTP id a92af1059eb24-12c34e65fe1mr6578664c88.10.1776048495143; Sun, 12 Apr 2026 19:48:15 -0700 (PDT) Date: Sun, 12 Apr 2026 19:48:00 -0700 In-Reply-To: <20260413024805.1316480-1-irogers@google.com> Mime-Version: 1.0 References: <20260413024805.1316480-1-irogers@google.com> X-Mailer: git-send-email 2.53.0.1213.gd9a14994de-goog Message-ID: <20260413024805.1316480-4-irogers@google.com> Subject: [PATCH v4 3/8] tools build: Deduplicate test-libunwind for different architectures From: Ian Rogers To: acme@kernel.org Cc: 9erthalion6@gmail.com, adrian.hunter@intel.com, alex@ghiti.fr, alexander.shishkin@linux.intel.com, andrew.jones@oss.qualcomm.com, aou@eecs.berkeley.edu, atrajeev@linux.ibm.com, blakejones@google.com, ctshao@google.com, dapeng1.mi@linux.intel.com, howardchu95@gmail.com, irogers@google.com, james.clark@linaro.org, john.g.garry@oracle.com, jolsa@kernel.org, leo.yan@linux.dev, libunwind-devel@nongnu.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, mingo@redhat.com, namhyung@kernel.org, palmer@dabbelt.com, peterz@infradead.org, pjw@kernel.org, shimin.guo@skydio.com, tglozar@redhat.com, tmricht@linux.ibm.com, will@kernel.org, yuzhuo@google.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260412_194817_135923_2486D2F5 X-CRM114-Status: GOOD ( 13.82 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org The separate test files only exist to pass a different #include, instead have a single source file and pass -include to $(CC) to include the relevant header file for the architecture being tested. Generate the rules using a foreach loop. Include tests for all current libunwind architectures. Signed-off-by: Ian Rogers --- tools/build/feature/Makefile | 38 +++++++++---------- tools/build/feature/test-libunwind-aarch64.c | 27 ------------- tools/build/feature/test-libunwind-arm.c | 28 -------------- .../test-libunwind-debug-frame-aarch64.c | 17 --------- .../feature/test-libunwind-debug-frame-arm.c | 17 --------- .../feature/test-libunwind-debug-frame.c | 1 - tools/build/feature/test-libunwind-x86.c | 28 -------------- tools/build/feature/test-libunwind-x86_64.c | 28 -------------- tools/build/feature/test-libunwind.c | 1 - 9 files changed, 19 insertions(+), 166 deletions(-) delete mode 100644 tools/build/feature/test-libunwind-aarch64.c delete mode 100644 tools/build/feature/test-libunwind-arm.c delete mode 100644 tools/build/feature/test-libunwind-debug-frame-aarch64.c delete mode 100644 tools/build/feature/test-libunwind-debug-frame-arm.c delete mode 100644 tools/build/feature/test-libunwind-x86.c delete mode 100644 tools/build/feature/test-libunwind-x86_64.c diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile index f163a245837a..bda8ef868e44 100644 --- a/tools/build/feature/Makefile +++ b/tools/build/feature/Makefile @@ -210,27 +210,27 @@ $(OUTPUT)test-numa_num_possible_cpus.bin: $(BUILD) -lnuma $(OUTPUT)test-libunwind.bin: - $(BUILD) -lelf -llzma + $(BUILD) -include libunwind.h -lelf -llzma -lunwind $(OUTPUT)test-libunwind-debug-frame.bin: - $(BUILD) -lelf -llzma -$(OUTPUT)test-libunwind-x86.bin: - $(BUILD) -lelf -llzma -lunwind-x86 - -$(OUTPUT)test-libunwind-x86_64.bin: - $(BUILD) -lelf -llzma -lunwind-x86_64 - -$(OUTPUT)test-libunwind-arm.bin: - $(BUILD) -lelf -llzma -lunwind-arm - -$(OUTPUT)test-libunwind-aarch64.bin: - $(BUILD) -lelf -llzma -lunwind-aarch64 - -$(OUTPUT)test-libunwind-debug-frame-arm.bin: - $(BUILD) -lelf -llzma -lunwind-arm - -$(OUTPUT)test-libunwind-debug-frame-aarch64.bin: - $(BUILD) -lelf -llzma -lunwind-aarch64 + $(BUILD) -include libunwind.h -lelf -llzma -lunwind + +LIBUNWIND_ARCHS:=aarch64 arm loongarch64 mips ppc32 ppc64 riscv s390x x86 x86_64 +define LIBUNWIND_RULE +$$(OUTPUT)test-libunwind-$(1).bin: + $$(CC) $$(CFLAGS) -MD -Wall -Werror -include libunwind-$(1).h -o $$@ \ + test-libunwind.c $$(LDFLAGS) -lelf -llzma -lunwind-$(1) \ + > $$(@:.bin=.make.output) 2>&1 + +$$(OUTPUT)test-libunwind-debug-frame-$(1).bin: + $$(CC) $$(CFLAGS) -MD -Wall -Werror -include libunwind-$(1).h -o $$@ \ + test-libunwind-debug-frame.c $$(LDFLAGS) -lelf -llzma -lunwind-$(1) \ + > $$(@:.bin=.make.output) 2>&1 + +endef +$(foreach arch,$(LIBUNWIND_ARCHS), \ + $(eval $(call LIBUNWIND_RULE,$(arch))) \ +) $(OUTPUT)test-libslang.bin: $(BUILD) -lslang diff --git a/tools/build/feature/test-libunwind-aarch64.c b/tools/build/feature/test-libunwind-aarch64.c deleted file mode 100644 index 323803f49212..000000000000 --- a/tools/build/feature/test-libunwind-aarch64.c +++ /dev/null @@ -1,27 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include -#include - -extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as, - unw_word_t ip, - unw_dyn_info_t *di, - unw_proc_info_t *pi, - int need_unwind_info, void *arg); - -#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table) - -static unw_accessors_t accessors; - -int main(void) -{ - unw_addr_space_t addr_space; - - addr_space = unw_create_addr_space(&accessors, 0); - if (addr_space) - return 0; - - unw_init_remote(NULL, addr_space, NULL); - dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL); - - return 0; -} diff --git a/tools/build/feature/test-libunwind-arm.c b/tools/build/feature/test-libunwind-arm.c deleted file mode 100644 index cb378b7d6866..000000000000 --- a/tools/build/feature/test-libunwind-arm.c +++ /dev/null @@ -1,28 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include -#include - -extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as, - unw_word_t ip, - unw_dyn_info_t *di, - unw_proc_info_t *pi, - int need_unwind_info, void *arg); - - -#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table) - -static unw_accessors_t accessors; - -int main(void) -{ - unw_addr_space_t addr_space; - - addr_space = unw_create_addr_space(&accessors, 0); - if (addr_space) - return 0; - - unw_init_remote(NULL, addr_space, NULL); - dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL); - - return 0; -} diff --git a/tools/build/feature/test-libunwind-debug-frame-aarch64.c b/tools/build/feature/test-libunwind-debug-frame-aarch64.c deleted file mode 100644 index 36d6646c185e..000000000000 --- a/tools/build/feature/test-libunwind-debug-frame-aarch64.c +++ /dev/null @@ -1,17 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include -#include - -extern int -UNW_OBJ(dwarf_find_debug_frame) (int found, unw_dyn_info_t *di_debug, - unw_word_t ip, unw_word_t segbase, - const char *obj_name, unw_word_t start, - unw_word_t end); - -#define dwarf_find_debug_frame UNW_OBJ(dwarf_find_debug_frame) - -int main(void) -{ - dwarf_find_debug_frame(0, NULL, 0, 0, NULL, 0, 0); - return 0; -} diff --git a/tools/build/feature/test-libunwind-debug-frame-arm.c b/tools/build/feature/test-libunwind-debug-frame-arm.c deleted file mode 100644 index 8696e48e1268..000000000000 --- a/tools/build/feature/test-libunwind-debug-frame-arm.c +++ /dev/null @@ -1,17 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include -#include - -extern int -UNW_OBJ(dwarf_find_debug_frame) (int found, unw_dyn_info_t *di_debug, - unw_word_t ip, unw_word_t segbase, - const char *obj_name, unw_word_t start, - unw_word_t end); - -#define dwarf_find_debug_frame UNW_OBJ(dwarf_find_debug_frame) - -int main(void) -{ - dwarf_find_debug_frame(0, NULL, 0, 0, NULL, 0, 0); - return 0; -} diff --git a/tools/build/feature/test-libunwind-debug-frame.c b/tools/build/feature/test-libunwind-debug-frame.c index efb55cdd8d01..4c57e37004b3 100644 --- a/tools/build/feature/test-libunwind-debug-frame.c +++ b/tools/build/feature/test-libunwind-debug-frame.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#include #include extern int diff --git a/tools/build/feature/test-libunwind-x86.c b/tools/build/feature/test-libunwind-x86.c deleted file mode 100644 index e5e0f6c89637..000000000000 --- a/tools/build/feature/test-libunwind-x86.c +++ /dev/null @@ -1,28 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include -#include - -extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as, - unw_word_t ip, - unw_dyn_info_t *di, - unw_proc_info_t *pi, - int need_unwind_info, void *arg); - - -#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table) - -static unw_accessors_t accessors; - -int main(void) -{ - unw_addr_space_t addr_space; - - addr_space = unw_create_addr_space(&accessors, 0); - if (addr_space) - return 0; - - unw_init_remote(NULL, addr_space, NULL); - dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL); - - return 0; -} diff --git a/tools/build/feature/test-libunwind-x86_64.c b/tools/build/feature/test-libunwind-x86_64.c deleted file mode 100644 index 62ae4db597dc..000000000000 --- a/tools/build/feature/test-libunwind-x86_64.c +++ /dev/null @@ -1,28 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#include -#include - -extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as, - unw_word_t ip, - unw_dyn_info_t *di, - unw_proc_info_t *pi, - int need_unwind_info, void *arg); - - -#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table) - -static unw_accessors_t accessors; - -int main(void) -{ - unw_addr_space_t addr_space; - - addr_space = unw_create_addr_space(&accessors, 0); - if (addr_space) - return 0; - - unw_init_remote(NULL, addr_space, NULL); - dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL); - - return 0; -} diff --git a/tools/build/feature/test-libunwind.c b/tools/build/feature/test-libunwind.c index 53fd26614ff0..5af5dc3a73d4 100644 --- a/tools/build/feature/test-libunwind.c +++ b/tools/build/feature/test-libunwind.c @@ -1,5 +1,4 @@ // SPDX-License-Identifier: GPL-2.0 -#include #include extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as, -- 2.53.0.1213.gd9a14994de-goog _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv