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GET /api/1.0/patches/2175555/?format=api
{ "id": 2175555, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2175555/?format=api", "project": { "id": 41, "url": "http://patchwork.ozlabs.org/api/1.0/projects/41/?format=api", "name": "GNU C Library", "link_name": "glibc", "list_id": "libc-alpha.sourceware.org", "list_email": "libc-alpha@sourceware.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20251218123011.2577148-3-mengqinggang@loongson.cn>", "date": "2025-12-18T12:30:08", "name": "[v2,2/5] LoongArch: Add support for LA32 in sysdeps/loongarch/fpu", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "9e3ae0d6d6f4cd1e4b70a019ae0c4a75cacb5bbd", "submitter": { "id": 87178, "url": "http://patchwork.ozlabs.org/api/1.0/people/87178/?format=api", "name": "mengqinggang", "email": "mengqinggang@loongson.cn" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/glibc/patch/20251218123011.2577148-3-mengqinggang@loongson.cn/mbox/", "series": [ { "id": 485843, "url": "http://patchwork.ozlabs.org/api/1.0/series/485843/?format=api", "date": "2025-12-18T12:30:06", "name": "Add support for LoongArch32", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/485843/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2175555/checks/", "tags": {}, "headers": { "Return-Path": "<libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "libc-alpha@sourceware.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "libc-alpha@sourceware.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org\n (client-ip=38.145.34.32; helo=vm01.sourceware.org;\n envelope-from=libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org;\n receiver=patchwork.ozlabs.org)", "sourceware.org;\n dmarc=none (p=none dis=none) header.from=loongson.cn", "sourceware.org; spf=pass smtp.mailfrom=loongson.cn", "server2.sourceware.org;\n arc=none smtp.remote-ip=114.242.206.163" ], "Received": [ "from vm01.sourceware.org (vm01.sourceware.org [38.145.34.32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4dX9683wVJz1y3k\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 18 Dec 2025 23:32:16 +1100 (AEDT)", "from vm01.sourceware.org (localhost [127.0.0.1])\n\tby sourceware.org (Postfix) with ESMTP id E4EC14BA2E27\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 18 Dec 2025 12:32:13 +0000 (GMT)", "from mail.loongson.cn (mail.loongson.cn [114.242.206.163])\n by sourceware.org (Postfix) with ESMTP id 112D44BA2E06\n for <libc-alpha@sourceware.org>; Thu, 18 Dec 2025 12:31:50 +0000 (GMT)", "from loongson.cn (unknown [10.2.6.7])\n by gateway (Coremail) with SMTP id _____8AxScIw9ENpt3YAAA--.1447S3;\n Thu, 18 Dec 2025 20:31:44 +0800 (CST)", "from amd9754.. (unknown [10.2.6.7])\n by front1 (Coremail) with SMTP id qMiowJDxC8Iu9ENpM1QBAA--.2619S2;\n Thu, 18 Dec 2025 20:31:42 +0800 (CST)" ], "DKIM-Filter": [ "OpenDKIM Filter v2.11.0 sourceware.org E4EC14BA2E27", "OpenDKIM Filter v2.11.0 sourceware.org 112D44BA2E06" ], "DMARC-Filter": "OpenDMARC Filter v1.4.2 sourceware.org 112D44BA2E06", "ARC-Filter": "OpenARC Filter v1.0.0 sourceware.org 112D44BA2E06", "ARC-Seal": "i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1766061111; cv=none;\n b=x8ZQzF5tPosjjZ1X6APAou5lF8UCDhoDJw3lzaUP47BXzCRyWFZ7+PfqN51XDmhUqsn6lv6mo3FaVXA8PTYQeliwbAfPDJJm2o8sNAFtFpvv49YZmVoNCS5abwp0wb9E4u2dfLigOA/w+cJj57WH9DqZ8ddbEffvZqV3VUTQ/h8=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1766061111; c=relaxed/simple;\n bh=HuiqLssYQz6WbDMuvqbBG34S8wbBjGcf9gQXcLj5E90=;\n h=From:To:Subject:Date:Message-Id:MIME-Version;\n b=pML7XlTlvrITD4njsmYUCUD7jov1qJOkVKphqC2tg0ahJ8ck7dB9bVKocESzFbs9vR7abcybsO4FuJv7fWFAkUPRrw+Jp505ODU+vxmOrsZqbuTwcMIi9yhC7a0jsdsVD5+z5+0xn/O8qgoS33Gc+uAR5LQmf7vb1z8NofUCCfg=", "ARC-Authentication-Results": "i=1; server2.sourceware.org", "From": "mengqinggang <mengqinggang@loongson.cn>", "To": "libc-alpha@sourceware.org", "Cc": "adhemerval.zanella@linaro.org, xuchenghua@loongson.cn,\n caiyinyu@loongson.cn, chenglulu@loongson.cn, cailulu@loongson.cn,\n xry111@xry111.site, i.swmail@xen0n.name, maskray@google.com,\n luweining@loongson.cn, hejinyang@loongson.cn, mengqinggang@loongson.cn", "Subject": "[PATCH v2 2/5] LoongArch: Add support for LA32 in\n sysdeps/loongarch/fpu", "Date": "Thu, 18 Dec 2025 20:30:08 +0800", "Message-Id": "<20251218123011.2577148-3-mengqinggang@loongson.cn>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20251218123011.2577148-1-mengqinggang@loongson.cn>", "References": "<20251218123011.2577148-1-mengqinggang@loongson.cn>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-CM-TRANSID": "qMiowJDxC8Iu9ENpM1QBAA--.2619S2", "X-CM-SenderInfo": "5phqw15lqjwttqj6z05rqj20fqof0/", "X-Coremail-Antispam": "1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7\n ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx\n nUUI43ZEXa7xR_UUUUUUUUU==", "X-BeenThere": "libc-alpha@sourceware.org", "X-Mailman-Version": "2.1.30", "Precedence": "list", "List-Id": "Libc-alpha mailing list <libc-alpha.sourceware.org>", "List-Unsubscribe": "<https://sourceware.org/mailman/options/libc-alpha>,\n <mailto:libc-alpha-request@sourceware.org?subject=unsubscribe>", "List-Archive": "<https://sourceware.org/pipermail/libc-alpha/>", "List-Post": "<mailto:libc-alpha@sourceware.org>", "List-Help": "<mailto:libc-alpha-request@sourceware.org?subject=help>", "List-Subscribe": "<https://sourceware.org/mailman/listinfo/libc-alpha>,\n <mailto:libc-alpha-request@sourceware.org?subject=subscribe>", "Errors-To": "libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org" }, "content": "---\n sysdeps/loongarch/fpu/e_scalb.c | 10 ++++++++++\n sysdeps/loongarch/fpu/e_scalbf.c | 10 ++++++++++\n sysdeps/loongarch/fpu/math-use-builtins-llrint.h | 2 +-\n sysdeps/loongarch/fpu/math-use-builtins-logb.h | 2 +-\n sysdeps/loongarch/fpu/math-use-builtins-lrint.h | 2 +-\n sysdeps/loongarch/fpu/math-use-builtins-rint.h | 2 +-\n sysdeps/loongarch/fpu/math-use-builtins-sqrt.h | 10 ++++++++--\n sysdeps/loongarch/fpu/s_scalbn.c | 10 ++++++++++\n sysdeps/loongarch/fpu/s_scalbnf.c | 8 ++++++++\n sysdeps/loongarch/fpu/w_ilogb-impl.h | 8 ++++++++\n sysdeps/loongarch/fpu/w_ilogbf-impl.h | 8 ++++++++\n 11 files changed, 66 insertions(+), 6 deletions(-)", "diff": "diff --git a/sysdeps/loongarch/fpu/e_scalb.c b/sysdeps/loongarch/fpu/e_scalb.c\nindex 039cbd6ac8..439e38c6a7 100644\n--- a/sysdeps/loongarch/fpu/e_scalb.c\n+++ b/sysdeps/loongarch/fpu/e_scalb.c\n@@ -16,6 +16,8 @@\n License along with the GNU C Library; if not, see\n <https://www.gnu.org/licenses/>. */\n \n+#ifdef __loongarch64\n+\n #define NO_MATH_REDIRECT\n #include <math.h>\n #include <libm-alias-finite.h>\n@@ -57,4 +59,12 @@ __ieee754_scalb (double x, double fn)\n \n return x;\n }\n+\n libm_alias_finite (__ieee754_scalb, __scalb)\n+\n+#else /* #ifdef __loongarch64 */\n+\n+#include <sysdeps/generic/math-type-macros-double.h>\n+#include <math/e_scalb_template.c>\n+\n+#endif /* #ifdef __loongarch64 */\ndiff --git a/sysdeps/loongarch/fpu/e_scalbf.c b/sysdeps/loongarch/fpu/e_scalbf.c\nindex 4a4092cf40..c8196f7d6e 100644\n--- a/sysdeps/loongarch/fpu/e_scalbf.c\n+++ b/sysdeps/loongarch/fpu/e_scalbf.c\n@@ -16,6 +16,8 @@\n License along with the GNU C Library; if not, see\n <https://www.gnu.org/licenses/>. */\n \n+#ifdef __loongarch64\n+\n #define NO_MATH_REDIRECT\n #include <math.h>\n #include <libm-alias-finite.h>\n@@ -57,4 +59,12 @@ __ieee754_scalbf (float x, float fn)\n \n return x;\n }\n+\n libm_alias_finite (__ieee754_scalbf, __scalbf)\n+\n+#else /* #ifdef __loongarch64 */\n+\n+#include <sysdeps/generic/math-type-macros-float.h>\n+#include <math/e_scalb_template.c>\n+\n+#endif /* #ifdef __loongarch64 */\ndiff --git a/sysdeps/loongarch/fpu/math-use-builtins-llrint.h b/sysdeps/loongarch/fpu/math-use-builtins-llrint.h\nindex bee5910b09..82f89d41f9 100644\n--- a/sysdeps/loongarch/fpu/math-use-builtins-llrint.h\n+++ b/sysdeps/loongarch/fpu/math-use-builtins-llrint.h\n@@ -1,4 +1,4 @@\n-#if __GNUC_PREREQ (13, 0)\n+#if __GNUC_PREREQ (13, 0) && __loongarch_grlen == 64\n # define USE_LLRINT_BUILTIN 1\n # define USE_LLRINTF_BUILTIN 1\n #else\ndiff --git a/sysdeps/loongarch/fpu/math-use-builtins-logb.h b/sysdeps/loongarch/fpu/math-use-builtins-logb.h\nindex b1c3f30dc4..d8ca3d1aa2 100644\n--- a/sysdeps/loongarch/fpu/math-use-builtins-logb.h\n+++ b/sysdeps/loongarch/fpu/math-use-builtins-logb.h\n@@ -1,4 +1,4 @@\n-#if __GNUC_PREREQ (13, 0)\n+#if __GNUC_PREREQ (13, 0) && __loongarch_grlen == 64\n # define USE_LOGB_BUILTIN 1\n # define USE_LOGBF_BUILTIN 1\n #else\ndiff --git a/sysdeps/loongarch/fpu/math-use-builtins-lrint.h b/sysdeps/loongarch/fpu/math-use-builtins-lrint.h\nindex 7df8aac81f..80345fdf3f 100644\n--- a/sysdeps/loongarch/fpu/math-use-builtins-lrint.h\n+++ b/sysdeps/loongarch/fpu/math-use-builtins-lrint.h\n@@ -1,4 +1,4 @@\n-#if __GNUC_PREREQ (13, 0)\n+#if __GNUC_PREREQ (13, 0) && __loongarch_grlen == 64\n # define USE_LRINT_BUILTIN 1\n # define USE_LRINTF_BUILTIN 1\n #else\ndiff --git a/sysdeps/loongarch/fpu/math-use-builtins-rint.h b/sysdeps/loongarch/fpu/math-use-builtins-rint.h\nindex cd91482f5f..73ce3e45bc 100644\n--- a/sysdeps/loongarch/fpu/math-use-builtins-rint.h\n+++ b/sysdeps/loongarch/fpu/math-use-builtins-rint.h\n@@ -1,4 +1,4 @@\n-#if __GNUC_PREREQ (13, 0)\n+#if __GNUC_PREREQ (13, 0) && __loongarch_grlen == 64\n # define USE_RINT_BUILTIN 1\n # define USE_RINTF_BUILTIN 1\n #else\ndiff --git a/sysdeps/loongarch/fpu/math-use-builtins-sqrt.h b/sysdeps/loongarch/fpu/math-use-builtins-sqrt.h\nindex e94c915ba6..f031bd7536 100644\n--- a/sysdeps/loongarch/fpu/math-use-builtins-sqrt.h\n+++ b/sysdeps/loongarch/fpu/math-use-builtins-sqrt.h\n@@ -1,4 +1,10 @@\n-#define USE_SQRT_BUILTIN 1\n-#define USE_SQRTF_BUILTIN 1\n+#if __loongarch_grlen == 64\n+ #define USE_SQRT_BUILTIN 1\n+ #define USE_SQRTF_BUILTIN 1\n+#else\n+ #define USE_SQRT_BUILTIN 0\n+ #define USE_SQRTF_BUILTIN 0\n+#endif\n+\n #define USE_SQRTL_BUILTIN 0\n #define USE_SQRTF128_BUILTIN 0\ndiff --git a/sysdeps/loongarch/fpu/s_scalbn.c b/sysdeps/loongarch/fpu/s_scalbn.c\nindex 34d4cd40a0..cff78c7965 100644\n--- a/sysdeps/loongarch/fpu/s_scalbn.c\n+++ b/sysdeps/loongarch/fpu/s_scalbn.c\n@@ -16,14 +16,24 @@\n License along with the GNU C Library; if not, see\n <https://www.gnu.org/licenses/>. */\n \n+#ifdef __loongarch64\n+\n #define NO_MATH_REDIRECT\n #include <math.h>\n \n+/* Return x * 2^fn. */\n double\n __scalbn (double x, int fn)\n {\n double tmp;\n+ /* Move fn to exp. */\n asm volatile (\"movgr2fr.d \\t%0, %1\" : \"=f\" (tmp) : \"r\" (fn));\n asm volatile (\"fscaleb.d \\t%0, %1, %2\" : \"=f\" (x) : \"f\" (x), \"f\" (tmp));\n return x;\n }\n+\n+#else /* #ifdef __loongarch64 */\n+\n+#include <sysdeps/ieee754/dbl-64/s_scalbn.c>\n+\n+#endif /* #ifdef __loongarch64 */\ndiff --git a/sysdeps/loongarch/fpu/s_scalbnf.c b/sysdeps/loongarch/fpu/s_scalbnf.c\nindex fde18cf9c1..933fae8e3d 100644\n--- a/sysdeps/loongarch/fpu/s_scalbnf.c\n+++ b/sysdeps/loongarch/fpu/s_scalbnf.c\n@@ -16,6 +16,8 @@\n License along with the GNU C Library; if not, see\n <https://www.gnu.org/licenses/>. */\n \n+#ifdef __loongarch64\n+\n #define NO_MATH_REDIRECT\n #include <math.h>\n \n@@ -27,3 +29,9 @@ __scalbnf (float x, int fn)\n asm volatile (\"fscaleb.s \\t%0, %1, %2\" : \"=f\" (x) : \"f\" (x), \"f\" (tmp));\n return x;\n }\n+\n+#else /* #ifdef __loongarch64 */\n+\n+#include <sysdeps/ieee754/flt-32/s_scalbnf.c>\n+\n+#endif /* #ifdef __loongarch64 */\ndiff --git a/sysdeps/loongarch/fpu/w_ilogb-impl.h b/sysdeps/loongarch/fpu/w_ilogb-impl.h\nindex 1905373189..dd14ea791d 100644\n--- a/sysdeps/loongarch/fpu/w_ilogb-impl.h\n+++ b/sysdeps/loongarch/fpu/w_ilogb-impl.h\n@@ -16,6 +16,8 @@\n License along with the GNU C Library; if not, see\n <https://www.gnu.org/licenses/>. */\n \n+#ifdef __loongarch64\n+\n #include <fpu_control.h>\n \n static inline RET_TYPE\n@@ -35,3 +37,9 @@ IMPL_NAME (double x)\n return x;\n }\n }\n+\n+#else /* #ifdef __loongarch64 */\n+\n+#include <sysdeps/ieee754/dbl-64/w_ilogb-impl.h>\n+\n+#endif /* #ifdef __loongarch64 */\ndiff --git a/sysdeps/loongarch/fpu/w_ilogbf-impl.h b/sysdeps/loongarch/fpu/w_ilogbf-impl.h\nindex 9cb4172c26..4527dbcd39 100644\n--- a/sysdeps/loongarch/fpu/w_ilogbf-impl.h\n+++ b/sysdeps/loongarch/fpu/w_ilogbf-impl.h\n@@ -16,6 +16,8 @@\n License along with the GNU C Library; if not, see\n <https://www.gnu.org/licenses/>. */\n \n+#ifdef __loongarch64\n+\n #include <fpu_control.h>\n \n static inline RET_TYPE\n@@ -35,3 +37,9 @@ IMPL_NAME (float x)\n return x;\n }\n }\n+\n+#else /* #ifdef __loongarch64 */\n+\n+#include <sysdeps/ieee754/flt-32/w_ilogbf-impl.h>\n+\n+#endif /* #ifdef __loongarch64 */\n", "prefixes": [ "v2", "2/5" ] }