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Thu, 30 Jul 2026 22:34:25 -0700 (PDT) Received: from localhost ([2a09:bac5:2a95:246e::3a1:62]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-47fd45a0c8bsm335197f8f.34.2026.07.30.22.34.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jul 2026 22:34:25 -0700 (PDT) From: Julian Zhu To: libc-alpha@sourceware.org Cc: Julian Zhu Subject: [PATCH 1/2] benchtests: Add fmaximum and fminimum family benchmarks Date: Fri, 31 Jul 2026 13:32:58 +0800 Message-ID: <20260731053259.86382-1-jz531210@gmail.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 X-Spam-Status: No, score=-10.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FORGED_GMAIL_RCVD, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, GB_FREEMAIL_NUM, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP shortcircuit=no autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces~patchwork=sourceware.org@sourceware.org Add inputs for the C23 fmaximum, fminimum, fmaximum_num and fminimum_num families in both float and double precision. Cover finite values, infinities, quiet NaNs and signaling NaNs, and disable compiler builtins so the benchmarks exercise libc. Signed-off-by: Julian Zhu --- benchtests/Makefile | 16 ++++++++++++++++ benchtests/fmaximum-inputs | 23 +++++++++++++++++++++++ benchtests/fmaximum_num-inputs | 23 +++++++++++++++++++++++ benchtests/fmaximum_numf-inputs | 23 +++++++++++++++++++++++ benchtests/fmaximumf-inputs | 23 +++++++++++++++++++++++ benchtests/fminimum-inputs | 23 +++++++++++++++++++++++ benchtests/fminimum_num-inputs | 23 +++++++++++++++++++++++ benchtests/fminimum_numf-inputs | 23 +++++++++++++++++++++++ benchtests/fminimumf-inputs | 23 +++++++++++++++++++++++ 9 files changed, 200 insertions(+) create mode 100644 benchtests/fmaximum-inputs create mode 100644 benchtests/fmaximum_num-inputs create mode 100644 benchtests/fmaximum_numf-inputs create mode 100644 benchtests/fmaximumf-inputs create mode 100644 benchtests/fminimum-inputs create mode 100644 benchtests/fminimum_num-inputs create mode 100644 benchtests/fminimum_numf-inputs create mode 100644 benchtests/fminimumf-inputs diff --git a/benchtests/Makefile b/benchtests/Makefile index f407e492cb..a288c6ca74 100644 --- a/benchtests/Makefile +++ b/benchtests/Makefile @@ -80,8 +80,16 @@ bench-math := \ fmal \ fmax \ fmaxf \ + fmaximum \ + fmaximum_num \ + fmaximum_numf \ + fmaximumf \ fmin \ fminf \ + fminimum \ + fminimum_num \ + fminimum_numf \ + fminimumf \ fmod \ fmodf \ frexp \ @@ -354,6 +362,14 @@ CFLAGS-bench-fma.c += -fno-builtin CFLAGS-bench-fmaf.c += -fno-builtin CFLAGS-bench-fmax.c += -fno-builtin CFLAGS-bench-fmaxf.c += -fno-builtin +CFLAGS-bench-fmaximum.c += -fno-builtin +CFLAGS-bench-fmaximumf.c += -fno-builtin +CFLAGS-bench-fmaximum_num.c += -fno-builtin +CFLAGS-bench-fmaximum_numf.c += -fno-builtin +CFLAGS-bench-fminimum.c += -fno-builtin +CFLAGS-bench-fminimumf.c += -fno-builtin +CFLAGS-bench-fminimum_num.c += -fno-builtin +CFLAGS-bench-fminimum_numf.c += -fno-builtin CFLAGS-bench-trunc.c += -fno-builtin CFLAGS-bench-truncf.c += -fno-builtin CFLAGS-bench-fmod.c += -fno-builtin diff --git a/benchtests/fmaximum-inputs b/benchtests/fmaximum-inputs new file mode 100644 index 0000000000..18eb8feb34 --- /dev/null +++ b/benchtests/fmaximum-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: double:double +## ret: double +78.5, -78.5 +-78.5, 78.5 +0, 78.5 +78.5, 0 +0, -78.5 +-78.5, 0 +__builtin_inf (), 78.5 +__builtin_inf (), -78.5 +78.5, __builtin_inf () +-78.5, __builtin_inf () +## name: qNaN +__builtin_nan (""), 78.5 +__builtin_nan (""), -78.5 +78.5, __builtin_nan ("") +-78.5, __builtin_nan ("") +## name: sNaN +__builtin_nans (""), 78.5 +__builtin_nans (""), -78.5 +78.5, __builtin_nans ("") +-78.5, __builtin_nans ("") diff --git a/benchtests/fmaximum_num-inputs b/benchtests/fmaximum_num-inputs new file mode 100644 index 0000000000..18eb8feb34 --- /dev/null +++ b/benchtests/fmaximum_num-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: double:double +## ret: double +78.5, -78.5 +-78.5, 78.5 +0, 78.5 +78.5, 0 +0, -78.5 +-78.5, 0 +__builtin_inf (), 78.5 +__builtin_inf (), -78.5 +78.5, __builtin_inf () +-78.5, __builtin_inf () +## name: qNaN +__builtin_nan (""), 78.5 +__builtin_nan (""), -78.5 +78.5, __builtin_nan ("") +-78.5, __builtin_nan ("") +## name: sNaN +__builtin_nans (""), 78.5 +__builtin_nans (""), -78.5 +78.5, __builtin_nans ("") +-78.5, __builtin_nans ("") diff --git a/benchtests/fmaximum_numf-inputs b/benchtests/fmaximum_numf-inputs new file mode 100644 index 0000000000..7eb7bda5e4 --- /dev/null +++ b/benchtests/fmaximum_numf-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: float:float +## ret: float +78.5f, -78.5f +-78.5f, 78.5f +0.0f, 78.5f +78.5f, 0.0f +0.0f, -78.5f +-78.5, 0.0f +__builtin_inff (), 78.5f +__builtin_inff (), -78.5f +78.5f, __builtin_inff () +-78.5f, __builtin_inff () +## name: qNaN +__builtin_nanf (""), 78.5f +__builtin_nanf (""), -78.5f +78.5f, __builtin_nanf ("") +-78.5f, __builtin_nanf ("") +## name: sNaN +__builtin_nansf (""), 78.5f +__builtin_nansf (""), -78.5f +78.5f, __builtin_nansf ("") +-78.5f, __builtin_nansf ("") diff --git a/benchtests/fmaximumf-inputs b/benchtests/fmaximumf-inputs new file mode 100644 index 0000000000..7eb7bda5e4 --- /dev/null +++ b/benchtests/fmaximumf-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: float:float +## ret: float +78.5f, -78.5f +-78.5f, 78.5f +0.0f, 78.5f +78.5f, 0.0f +0.0f, -78.5f +-78.5, 0.0f +__builtin_inff (), 78.5f +__builtin_inff (), -78.5f +78.5f, __builtin_inff () +-78.5f, __builtin_inff () +## name: qNaN +__builtin_nanf (""), 78.5f +__builtin_nanf (""), -78.5f +78.5f, __builtin_nanf ("") +-78.5f, __builtin_nanf ("") +## name: sNaN +__builtin_nansf (""), 78.5f +__builtin_nansf (""), -78.5f +78.5f, __builtin_nansf ("") +-78.5f, __builtin_nansf ("") diff --git a/benchtests/fminimum-inputs b/benchtests/fminimum-inputs new file mode 100644 index 0000000000..18eb8feb34 --- /dev/null +++ b/benchtests/fminimum-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: double:double +## ret: double +78.5, -78.5 +-78.5, 78.5 +0, 78.5 +78.5, 0 +0, -78.5 +-78.5, 0 +__builtin_inf (), 78.5 +__builtin_inf (), -78.5 +78.5, __builtin_inf () +-78.5, __builtin_inf () +## name: qNaN +__builtin_nan (""), 78.5 +__builtin_nan (""), -78.5 +78.5, __builtin_nan ("") +-78.5, __builtin_nan ("") +## name: sNaN +__builtin_nans (""), 78.5 +__builtin_nans (""), -78.5 +78.5, __builtin_nans ("") +-78.5, __builtin_nans ("") diff --git a/benchtests/fminimum_num-inputs b/benchtests/fminimum_num-inputs new file mode 100644 index 0000000000..18eb8feb34 --- /dev/null +++ b/benchtests/fminimum_num-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: double:double +## ret: double +78.5, -78.5 +-78.5, 78.5 +0, 78.5 +78.5, 0 +0, -78.5 +-78.5, 0 +__builtin_inf (), 78.5 +__builtin_inf (), -78.5 +78.5, __builtin_inf () +-78.5, __builtin_inf () +## name: qNaN +__builtin_nan (""), 78.5 +__builtin_nan (""), -78.5 +78.5, __builtin_nan ("") +-78.5, __builtin_nan ("") +## name: sNaN +__builtin_nans (""), 78.5 +__builtin_nans (""), -78.5 +78.5, __builtin_nans ("") +-78.5, __builtin_nans ("") diff --git a/benchtests/fminimum_numf-inputs b/benchtests/fminimum_numf-inputs new file mode 100644 index 0000000000..7eb7bda5e4 --- /dev/null +++ b/benchtests/fminimum_numf-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: float:float +## ret: float +78.5f, -78.5f +-78.5f, 78.5f +0.0f, 78.5f +78.5f, 0.0f +0.0f, -78.5f +-78.5, 0.0f +__builtin_inff (), 78.5f +__builtin_inff (), -78.5f +78.5f, __builtin_inff () +-78.5f, __builtin_inff () +## name: qNaN +__builtin_nanf (""), 78.5f +__builtin_nanf (""), -78.5f +78.5f, __builtin_nanf ("") +-78.5f, __builtin_nanf ("") +## name: sNaN +__builtin_nansf (""), 78.5f +__builtin_nansf (""), -78.5f +78.5f, __builtin_nansf ("") +-78.5f, __builtin_nansf ("") diff --git a/benchtests/fminimumf-inputs b/benchtests/fminimumf-inputs new file mode 100644 index 0000000000..7eb7bda5e4 --- /dev/null +++ b/benchtests/fminimumf-inputs @@ -0,0 +1,23 @@ +## includes: math.h +## args: float:float +## ret: float +78.5f, -78.5f +-78.5f, 78.5f +0.0f, 78.5f +78.5f, 0.0f +0.0f, -78.5f +-78.5, 0.0f +__builtin_inff (), 78.5f +__builtin_inff (), -78.5f +78.5f, __builtin_inff () +-78.5f, __builtin_inff () +## name: qNaN +__builtin_nanf (""), 78.5f +__builtin_nanf (""), -78.5f +78.5f, __builtin_nanf ("") +-78.5f, __builtin_nanf ("") +## name: sNaN +__builtin_nansf (""), 78.5f +__builtin_nansf (""), -78.5f +78.5f, __builtin_nansf ("") +-78.5f, __builtin_nansf ("") From patchwork Fri Jul 31 05:32:59 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julian Zhu X-Patchwork-Id: 140313 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from vm01.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 3EE404B92081 for ; Fri, 31 Jul 2026 05:35:56 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3EE404B92081 Authentication-Results: sourceware.org; dkim=pass (2048-bit key, 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Signed-off-by: Julian Zhu --- benchtests/Makefile | 2 ++ benchtests/sqrtf-inputs | 10 ++++++++++ 2 files changed, 12 insertions(+) create mode 100644 benchtests/sqrtf-inputs diff --git a/benchtests/Makefile b/benchtests/Makefile index a288c6ca74..6c21cddcbf 100644 --- a/benchtests/Makefile +++ b/benchtests/Makefile @@ -150,6 +150,7 @@ bench-math := \ sinpi \ sinpif \ sqrt \ + sqrtf \ tan \ tanf \ tanh \ @@ -356,6 +357,7 @@ endif CFLAGS-bench-ffs.c += -fno-builtin CFLAGS-bench-ffsll.c += -fno-builtin CFLAGS-bench-sqrt.c += -fno-builtin +CFLAGS-bench-sqrtf.c += -fno-builtin CFLAGS-bench-fmin.c += -fno-builtin CFLAGS-bench-fminf.c += -fno-builtin CFLAGS-bench-fma.c += -fno-builtin diff --git a/benchtests/sqrtf-inputs b/benchtests/sqrtf-inputs new file mode 100644 index 0000000000..675c462740 --- /dev/null +++ b/benchtests/sqrtf-inputs @@ -0,0 +1,10 @@ +## args: float +## ret: float +## includes: math.h +0.25 +0.75 +2.0 +4.0 +2209.0 +6642.25 +15190.5625