Commit 34bbb24c authored by Dylan Baker's avatar Dylan Baker
Browse files

meson: Add support for ppc assembly/optimizations



v2: - Use -mpower8-vector in compiler test for altivec
    - rename altivec option to power8
    - reword power8 option description to be more clear, originally I
      had made it a boolean, but replaced it with an auto option.
Signed-off-by: default avatarDylan Baker <dylan.c.baker@intel.com>
Reviewed-by: default avatarEric Engestrom <eric.engestrom@intel.com>
Reviewed-by: default avatarMatt Turner <mattst88@gmail.com>
parent e26af221
......@@ -605,13 +605,34 @@ if with_gallium_st_nine
endif
endif
if get_option('power8') != 'false'
if host_machine.cpu_family() == 'ppc64le'
if cc.get_id() == 'gcc' and cc.version().version_compare('< 4.8')
error('Altivec is not supported with gcc version < 4.8.')
endif
if cc.compiles('''
#include <altivec.h>
int main() {
vector unsigned char r;
vector unsigned int v = vec_splat_u32 (1);
r = __builtin_vec_vgbbd ((vector unsigned char) v);
return 0;
}''',
args : '-mpower8-vector',
name : 'POWER8 intrinsics')
pre_args += ['-D_ARCH_PWR8', '-mpower8-vector']
elif get_option('power8') == 'true'
error('POWER8 intrinsic support required but not found.')
endif
endif
endif
_opencl = get_option('gallium-opencl')
if _opencl != 'disabled'
if not with_gallium
error('OpenCL Clover implementation requires at least one gallium driver.')
endif
# TODO: alitvec?
dep_clc = dependency('libclc')
with_gallium_opencl = true
with_opencl_icd = _opencl == 'icd'
......@@ -839,8 +860,6 @@ if not cc.links('''#include <stdint.h>
pre_args += '-DMISSING_64_BIT_ATOMICS'
endif
# TODO: endian
# TODO: powr8
# TODO: shared/static? Is this even worth doing?
# When cross compiling we generally need to turn off the use of assembly,
......@@ -870,7 +889,6 @@ endif
with_asm_arch = ''
if with_asm
# TODO: SPARC and PPC
if host_machine.cpu_family() == 'x86'
if system_has_kms_drm
with_asm_arch = 'x86'
......@@ -901,6 +919,11 @@ if with_asm
with_asm_arch = 'sparc'
pre_args += ['-DUSE_SPARC_ASM']
endif
elif host_machine.cpu_family() == 'ppc64le'
if system_has_kms_drm
with_asm_arch = 'ppc64le'
pre_args += ['-DUSE_PPC64LE_ASM']
endif
endif
endif
......
......@@ -304,3 +304,10 @@ option(
choices : ['freedreno', 'glsl', 'intel', 'nir', 'nouveau', 'all'],
description : 'List of tools to build.',
)
option(
'power8',
type : 'combo',
value : 'auto',
choices : ['auto', 'true', 'false'],
description : 'Enable power8 optimizations.',
)
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