t1ha: add meson.build (initial draft).

meson.build

@@ -0,0 +1,62 @@
+## meson.build for t1ha v2.0.1
+
+project('t1ha', 'c')
+
+cc = meson.get_compiler('c')
+t1ha_sources = files(
+  'src/t1ha0.c',
+  'src/t1ha1.c',
+  'src/t1ha2.c')
+
+t1ha_objects = []
+t1ha_c_args = []
+t1ha_link_with = []
+
+foreach a : ['-Wall', '-ffunction-sections', '-std=c99']
+  if cc.has_argument(a)
+    t1ha_c_args += a
+  endif
+endforeach
+
+if true
+  t1ha_c_args = ['-Dt1ha_EXPORTS']
+  if cc.has_argument('-fvisibility=hidden')
+    t1ha_c_args += '-fvisibility=hidden'
+  endif
+endif
+
+if target_machine.cpu_family().startswith('x86')
+  t1ha_ia32aes_noavx_c_args = t1ha_c_args
+  t1ha_ia32aes_avx_c_args = t1ha_c_args
+  t1ha_ia32aes_avx2_c_args = t1ha_c_args
+
+  if cc.get_id() == 'msvc'
+    t1ha_ia32aes_avx_c_args += '/arch:AVX'
+    t1ha_ia32aes_avx2_c_args += '/arch:AVX2'
+  else
+    t1ha_ia32aes_noavx_c_args += ['-mno-avx2', '-mno-avx', '-maes', '-mtune=native']
+    t1ha_ia32aes_avx_c_args += ['-mno-avx2', '-mavx', '-maes', '-mtune=native']
+    t1ha_ia32aes_avx2_c_args += ['-mavx2', '-mavx', '-maes', '-mtune=native']
+  endif
+
+  # Need a staging lib since meson cannot set c_args per object.
+  # Need all versions since th1a0 hash checks processor and chooses
+  # the appropriate version at runtime.
+  lib = static_library('t1ha_ia32aes_noavx_stage',
+        'src/t1ha0_ia32aes_noavx.c', c_args: t1ha_ia32aes_noavx_c_args)
+  t1ha_objects += lib.extract_objects('src/t1ha0_ia32aes_noavx.c')
+
+  lib = static_library('t1ha_ia32aes_avx_stage',
+        'src/t1ha0_ia32aes_avx.c', c_args: t1ha_ia32aes_avx_c_args)
+  t1ha_objects += lib.extract_objects('src/t1ha0_ia32aes_avx.c')
+
+  lib = static_library('t1ha_ia32aes_avx2_stage',
+        'src/t1ha0_ia32aes_avx2.c', c_args: t1ha_ia32aes_avx2_c_args)
+  t1ha_objects += lib.extract_objects('src/t1ha0_ia32aes_avx2.c')
+endif
+
+libt1ha = static_library('t1ha', t1ha_sources, c_args: t1ha_c_args, objects: t1ha_objects)
+
+## this makes it possible to use the source and objects in parent project without using libt1ha directly.
+#lib_objects += t1ha_objects
+#lib_sources += t1ha_sources

t1ha.files

@@ -1,3 +1,4 @@
+meson.build
 tests/xxhash/xxhash.h
 tests/xxhash/xxhash.c
 tests/common.h