Add github workflows for AoR

.github/labeler.yml

@@ -0,0 +1,20 @@
+string:
+  - changed-files:
+    - any-glob-to-any-file: string/**
+
+networking:
+  - changed-files:
+    - any-glob-to-any-file: networking/**
+
+math:
+  - changed-files:
+    - any-glob-to-any-file: math/**
+
+fp:
+  - changed-files:
+    - any-glob-to-any-file: fp/**
+
+build-system:
+  - changed-files:
+    - any-glob-to-any-file: ['Makefile', 'config.mk.dist', '**/*.mk']
+

.github/workflows/greetings.yml

@@ -0,0 +1,15 @@
+name: New contributors
+
+on: [pull_request_target]
+
+jobs:
+  greeting:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+    steps:
+    - uses: actions/first-interaction@v1
+      with:
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        pr-message: "Thank you for your contribution to Arm's optimized routines.  Contribution to this repository does require a signed contributor's license agreement.  See contributor-agreement.pdf for details"

.github/workflows/labeler.yml

@@ -0,0 +1,15 @@
+name: "Pull Request Labeler"
+on:
+  - pull_request_target
+
+jobs:
+  labeler:
+    permissions:
+      contents: read
+      pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/labeler@v5
+      with:
+        repo-token: "${{ secrets.GITHUB_TOKEN }}"
+

.github/workflows/tests.yml

@@ -0,0 +1,68 @@
+name: build and run
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+  workflow_dispatch:
+
+jobs:
+  linux-aarch64-native:
+    runs-on: ah-ubuntu_24_04-c7g_4x-50
+    strategy:
+      matrix:
+        compiler: ["gcc", "clang-20"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: inspect hardware
+      run: cat /proc/cpuinfo
+    - name: install dependencies
+      run: sudo apt-get install libmpfr-dev libmpc-dev qemu-user-static wget
+    - name: install clang
+      run: wget https://apt.llvm.org/llvm.sh && chmod +x llvm.sh && sudo ./llvm.sh 20
+    - name: configure
+      run: cp config.mk.dist config.mk
+    - name: check qemu version
+      run: qemu-aarch64-static --version
+    - name: make
+      run: CC="${{ matrix.compiler }}" make -j
+    - name: make check
+      run: CC="${{ matrix.compiler }}" V=1 VERBOSE=1 EMULATOR="qemu-aarch64-static" make check -j
+
+  linux-x86-64-cross:
+    runs-on: ubuntu-24.04
+    strategy:
+      matrix:
+        compiler: ["aarch64-linux-gnu-gcc"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: inspect hardware
+      run: cat /proc/cpuinfo
+    - name: install dependencies
+      run: sudo apt-get install libmpfr-dev libmpc-dev gcc-aarch64-linux-gnu qemu-user-static
+    - name: configure
+      run: cp config.mk.dist config.mk
+    - name: make
+      run: CC="${{ matrix.compiler }}" make -j
+    - name: make check
+      run: CC="${{ matrix.compiler }}" EMULATOR="qemu-aarch64-static" make check -j
+
+  darwin-aarch64-native:
+    runs-on: macos-15
+    strategy:
+      matrix:
+        compiler: ["clang"]
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: install dependencies
+      run: brew install mpfr libmpc gmp && brew link gmp mpfr
+    - name: configure
+      run: cp config.mk.dist config.mk
+    - name: make
+      run: CC="${{ matrix.compiler }}" WANT_SVE_TESTS=0 USE_GLIBC_ABI=0 WANT_EXP10_TESTS=0  USE_MPFR=1 make all -j
+    - name: make check
+      run: CC="${{ matrix.compiler }}" WANT_SVE_TESTS=0 USE_GLIBC_ABI=0 WANT_EXP10_TESTS=0  USE_MPFR=1 make check -j

CODEOWNERS

@@ -0,0 +1,5 @@
+* @TamarChristinaArm
+fp/* @statham-arm
+math/* @blapie @joeramsay
+networking/* @WonderfulVoid
+string/* @Wilco1

README

@@ -1,6 +1,8 @@
 Arm Optimized Routines
 ----------------------
 
+![master branch](https://github.com/ARM-software/optimized-routines/actions/workflows/tests/badge.svg)
+
 This repository contains implementations of library functions
 provided by Arm. The outbound license is available under a dual
 license, at the user’s election, as reflected in the LICENSE file.

config.mk.dist

@@ -13,13 +13,13 @@ ARCH = aarch64
 #CROSS_COMPILE = aarch64-none-linux-gnu-
 
 # Compiler for the target
-CC = $(CROSS_COMPILE)gcc
+CC ?= $(CROSS_COMPILE)gcc
 CFLAGS = -std=c99 -pipe -O3
 CFLAGS += -Wall -Wno-missing-braces
 CFLAGS += -Werror=implicit-function-declaration
 
 # Used for test case generator that is executed on the host
-HOST_CC = gcc
+HOST_CC ?= gcc
 HOST_CFLAGS = -std=c99 -O2
 HOST_CFLAGS += -Wall -Wno-unused-function
 
@@ -55,6 +55,7 @@ endif
 #CFLAGS += -march=armv8.5-a+memtag -DWANT_MTE_TEST=1
 
 # Use with cross testing.
+EMULATOR ?= qemu-aarch64-static
 #EMULATOR = qemu-aarch64-static
 #EMULATOR = sh -c 'scp $$1 user@host:/dir && ssh user@host /dir/"$$@"' --
 
@@ -81,7 +82,7 @@ endif
 # Use if mpfr is available on the target for ulp error checking. If
 # enabling this, it is advised to disable fenv checks by uncommenting
 # the two lines at the bottom of this block.
-USE_MPFR=0
+USE_MPFR?=0
 math-cflags += -DUSE_MPFR=$(USE_MPFR)
 ifeq ($(USE_MPFR), 1)
   math-ldlibs += $(mpfr-libs) $(gmp-libs)
@@ -106,18 +107,18 @@ math-cflags += -DWANT_ERRNO=$(WANT_ERRNO)
 
 # Disable/enable SVE vector math tests/tools.
 ifeq ($(ARCH),aarch64)
-  WANT_SVE_TESTS = 1
+  WANT_SVE_TESTS ?= 1
 else
-  WANT_SVE_TESTS = 0
+  WANT_SVE_TESTS ?= 0
 endif
 math-cflags += -DWANT_SVE_TESTS=$(WANT_SVE_TESTS)
 
 # If set to 1, set fenv in vector math routines.
-WANT_SIMD_EXCEPT = 0
+WANT_SIMD_EXCEPT ?= 0
 math-cflags += -DWANT_SIMD_EXCEPT=$(WANT_SIMD_EXCEPT)
 
 # If set to 1, enable tests for exp10.
-WANT_EXP10_TESTS = 1
+WANT_EXP10_TESTS ?= 1
 math-cflags += -DWANT_EXP10_TESTS=$(WANT_EXP10_TESTS)
 
 # If set to 1, enable tests for sinpi and cospi. These functions are
@@ -141,7 +142,7 @@ networking-cflags += -O2 -fno-tree-vectorize -funroll-loops
 # Provide *_finite symbols and some of the glibc hidden symbols
 # so libmathlib can be used with binaries compiled against glibc
 # to interpose math functions with both static and dynamic linking
-USE_GLIBC_ABI = 1
+USE_GLIBC_ABI ?= 1
 math-cflags += -DUSE_GLIBC_ABI=$(USE_GLIBC_ABI)
 
 # Enable experimental math routines - non-C23 vector math and low-accuracy scalar

string/aarch64/asmdefs.h

@@ -1,19 +1,26 @@
 /*
  * Macros for asm code.  AArch64 version.
  *
- * Copyright (c) 2019-2023, Arm Limited.
+ * Copyright (c) 2019-2025, Arm Limited.
  * SPDX-License-Identifier: MIT OR Apache-2.0 WITH LLVM-exception
  */
 
 #ifndef _ASMDEFS_H
 #define _ASMDEFS_H
 
+/* Set the line separator for the assembler.  */
+#if defined (__APPLE__)
+# define SEP %%
+#else
+# define SEP ;
+#endif
+
 /* Branch Target Identitication support.  */
 #define BTI_C		hint	34
 #define BTI_J		hint	36
 /* Return address signing support (pac-ret).  */
-#define PACIASP		hint	25; .cfi_window_save
-#define AUTIASP		hint	29; .cfi_window_save
+#define PACIASP		hint	25 SEP .cfi_window_save
+#define AUTIASP		hint	29 SEP .cfi_window_save
 
 /* GNU_PROPERTY_AARCH64_* macros from elf.h.  */
 #define FEATURE_1_AND 0xc0000000
@@ -22,16 +29,16 @@
 
 /* Add a NT_GNU_PROPERTY_TYPE_0 note.  */
 #define GNU_PROPERTY(type, value)	\
-  .section .note.gnu.property, "a";	\
-  .p2align 3;				\
-  .word 4;				\
-  .word 16;				\
-  .word 5;				\
-  .asciz "GNU";				\
-  .word type;				\
-  .word 4;				\
-  .word value;				\
-  .word 0;				\
+  .section .note.gnu.property, "a"  SEP \
+  .p2align 3			    SEP \
+  .word 4			    SEP \
+  .word 16			    SEP \
+  .word 5			    SEP \
+  .asciz "GNU"			    SEP \
+  .word type			    SEP \
+  .word 4			    SEP \
+  .word value			    SEP \
+  .word 0			    SEP \
   .text
 
 /* If set then the GNU Property Note section will be added to
@@ -46,23 +53,29 @@ GNU_PROPERTY (FEATURE_1_AND, FEATURE_1_BTI|FEATURE_1_PAC)
 #endif
 
 #define ENTRY_ALIGN(name, alignment)	\
-  .global name;		\
-  .type name,%function;	\
-  .align alignment;		\
-  name:			\
-  .cfi_startproc;	\
-  BTI_C;
+  .align alignment		    SEP \
+  ENTRY_ALIAS(name)		    SEP \
+  .cfi_startproc		    SEP \
+  BTI_C
 
 #define ENTRY(name)	ENTRY_ALIGN(name, 6)
 
-#define ENTRY_ALIAS(name)	\
-  .global name;		\
-  .type name,%function;	\
+#if defined (__APPLE__)
+# define ENTRY_ALIAS(name)	\
+  .global name		    SEP \
   name:
 
-#define END(name)	\
+# define END(name)	.cfi_endproc
+#else
+# define ENTRY_ALIAS(name)	\
+  .global name;			\
+  .type name,%function;		\
+  name:
+
+# define END(name)	\
   .cfi_endproc;		\
-  .size name, .-name;
+  .size name, .-name
+#endif
 
 #define L(l) .L ## l
 

string/test/memrchr.c

@@ -27,7 +27,9 @@ static const struct fun
   int test_mte;
 } funtab[] = {
   // clang-format off
+#if !defined (__APPLE__)
   F(memrchr, 0)
+#endif
 #if __aarch64__
   F(__memrchr_aarch64, 1)
 #endif

string/test/strchrnul.c

@@ -27,7 +27,9 @@ static const struct fun
   int test_mte;
 } funtab[] = {
   // clang-format off
+#if !defined (__APPLE__)
   F(strchrnul, 0)
+#endif
 #if __aarch64__
   F(__strchrnul_aarch64, 0)
   F(__strchrnul_aarch64_mte, 1)