BLD: Add support for Darwin system

.github/workflows/meson_linux_darwin.yml

@@ -1,6 +1,5 @@
 name: meson build
 
-#on: [push, pull_request]
 on:
   push:
     branches:
@@ -21,11 +20,12 @@ permissions:
 jobs:
   build:
     if: "github.repository == 'HaoZeke/OpenBLAS'"
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
 
     strategy:
       fail-fast: false
       matrix:
+        os: [ubuntu-latest, macos-13]
         build: [meson]
         fortran: [gfortran]
         openmp: [0]
@@ -37,7 +37,14 @@ jobs:
 
       - name: Print system information
         run: |
+          if [ "$RUNNER_OS" == "Linux" ]; then
             cat /proc/cpuinfo
+          elif [ "$RUNNER_OS" == "macOS" ]; then
+            sysctl -a | grep machdep.cpu
+          else
+            echo "::error::$RUNNER_OS not supported"
+            exit 1
+          fi
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
@@ -46,7 +53,17 @@ jobs:
 
       - name: Install dependencies
         run: |
+          if [ "$RUNNER_OS" == "Linux" ]; then
             sudo apt-get install -y gfortran libtinfo5
+          elif [ "$RUNNER_OS" == "macOS" ]; then
+            # It looks like "gfortran" isn't working correctly unless "gcc" is re-installed.
+            brew reinstall gcc
+            brew install coreutils
+            brew install llvm
+          else
+            echo "::error::$RUNNER_OS not supported"
+            exit 1
+          fi
       - name: Install packages
         run: |
           python -m pip install meson ninja

driver/level2/meson.build

@@ -513,8 +513,8 @@ foreach _kop : driver_kops
 
         # Add standard flags for naming conventions
         _ext_cargs += [
-          f'-DASMNAME=@sym_name@',
+          f'-DASMNAME=@asm_name_prefix@@sym_name@',
-          f'-DASMFNAME=@sym_underscored@',
+          f'-DASMFNAME=@asm_name_prefix@@sym_underscored@',
           f'-DNAME=@sym_underscored@',
           f'-DCNAME=@sym_name@',
           f'-DCHAR_NAME="@sym_underscored@"',

driver/level3/meson.build

@@ -438,8 +438,8 @@ foreach _kop : driver_kops
 
         # Add standard flags for naming conventions
         _ext_cargs += [
-          f'-DASMNAME=@sym_name@',
+          f'-DASMNAME=@asm_name_prefix@@sym_name@',
-          f'-DASMFNAME=@sym_underscored@',
+          f'-DASMFNAME=@asm_name_prefix@@sym_underscored@',
           f'-DNAME=@sym_underscored@',
           f'-DCNAME=@sym_name@',
           f'-DCHAR_NAME="@sym_underscored@"',

driver/others/meson.build

@@ -52,12 +52,12 @@ foreach op : others_ops
 
   # Add standard flags for naming conventions
   c_args += [
-    '-DASMNAME=@0@'.format(sym_name),
+    f'-DASMNAME=@asm_name_prefix@@sym_name@',
-    '-DASMFNAME=@0@_'.format(sym_name),
+    f'-DASMFNAME=@asm_name_prefix@@sym_name@_',
-    '-DNAME=@0@_'.format(sym_name),
+    f'-DNAME=@sym_name@_',
-    '-DCNAME=@0@'.format(sym_name),
+    f'-DCNAME=@sym_name@',
-    '-DCHAR_NAME="@0@_"'.format(sym_name),
+    f'-DCHAR_NAME="@sym_name@_"',
-    '-DCHAR_CNAME="@0@"'.format(sym_name)
+    f'-DCHAR_CNAME="@sym_name@"',
   ]
 
   # Append the current configuration

interface/meson.build

@@ -626,12 +626,12 @@ foreach conf : _blas_roots
         sources: [conf['fname'], config_h],
         include_directories: _inc,
         c_args: compiler_args + [
-          f'-DASMNAME=@sym_name@',
+          f'-DASMNAME=@asm_name_prefix@@sym_name@',
-          f'-DASMFNAME=@sym_underscored@',
+          f'-DASMFNAME=@asm_name_prefix@@sym_underscored@',
           f'-DNAME=@sym_underscored@',
           f'-DCNAME=@sym_name@',
           f'-DCHAR_NAME="@sym_underscored@"',
-          f'-DCHAR_CNAME="@sym_name@"'
+          f'-DCHAR_CNAME="@sym_name@"',
         ]
     )
     _interface_libs += lib
@@ -649,12 +649,12 @@ foreach conf : _blas_roots
             include_directories: _inc,
             c_args: compiler_args + [
               '-DCBLAS',
-              f'-DASMNAME=@cblas_sym_name@',
+              f'-DASMNAME=@asm_name_prefix@@cblas_sym_name@',
-              f'-DASMFNAME=@cblas_sym_underscored@',
+              f'-DASMFNAME=@asm_name_prefix@@cblas_sym_underscored@',
               f'-DNAME=@cblas_sym_underscored@',
               f'-DCNAME=@cblas_sym_name@',
               f'-DCHAR_NAME="@cblas_sym_underscored@"',
-              f'-DCHAR_CNAME="@cblas_sym_name@"'
+              f'-DCHAR_CNAME="@cblas_sym_name@"',
             ]
         )
         _interface_libs += cblas_lib

kernel/meson.build

@@ -1486,8 +1486,8 @@ foreach _kop : base_kops
       sym_name = base.replace('?', mode) + ext
       sym_underscored = f'@sym_name@_'
       _ext_cargs += [
-        f'-DASMNAME=@sym_name@',
+        f'-DASMNAME=@asm_name_prefix@@sym_name@',
-        f'-DASMFNAME=@sym_underscored@',
+        f'-DASMFNAME=@asm_name_prefix@@sym_underscored@',
         f'-DNAME=@sym_underscored@',
         f'-DCNAME=@sym_name@',
         f'-DCHAR_NAME="@sym_underscored@"',

meson.build

@@ -67,12 +67,21 @@ max_stack_alloc = get_option('max_stack_alloc')
 quad_prec = get_option('quad_precision')
 exprecision = get_option('exprecision')
 
-if host_machine.system() == 'linux'
+is_linux = host_machine.system() == 'linux'
+is_darwin = host_machine.system() == 'darwin'
+
+if is_linux or is_darwin
     no_affinity = true
 else
     no_affinity = false
 endif
 
+if cc_id == 'clang'
+    asm_name_prefix = '_'
+else
+    asm_name_prefix = ''
+endif
+
 _check_prefix = []
 conf_data = configuration_data()
 is_win = host_machine.system() == 'windows' or host_machine.system() == 'cygwin'