Module: Mesa
Branch: master
Commit: ebcb4c2156e9c0900fce6ee9ce6e3bd7894f7953
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=ebcb4c2156e9c0900fce6ee9ce6e3bd7894f7953
Author: Eric Anholt <e...@anholt.net>
Date: Wed Nov 8 14:07:38 2017 -0800
meson: Enable VC4's NEON assembly support.
Reviewed-by: Dylan Baker <dy...@pnwbakers.com>
Reviewed-by: Eric Engestrom <eric.engest...@imgtec.com>
Tested-by: Timothy Arceri <tarc...@itsqueeze.com>
---
meson.build | 4 ++--
src/gallium/drivers/vc4/meson.build | 13 +++++++++++++
2 files changed, 15 insertions(+), 2 deletions(-)
diff --git a/meson.build b/meson.build
index ce97fa95af..ddd76804c5 100644
--- a/meson.build
+++ b/meson.build
@@ -489,8 +489,8 @@ endif
# FIXME: enable asm when cross compiler
# This is doable (autotools does it), but it's not of immediate concern
-if meson.is_cross_build()
- message('Cross compiling, disabling asm')
+if meson.is_cross_build() and host_machine.cpu_family().startswith('x86')
+ message('Cross compiling, disabling x86/x86_64 asm')
with_asm = false
endif
diff --git a/src/gallium/drivers/vc4/meson.build
b/src/gallium/drivers/vc4/meson.build
index 38b47fbdd9..572d4b4fa9 100644
--- a/src/gallium/drivers/vc4/meson.build
+++ b/src/gallium/drivers/vc4/meson.build
@@ -81,6 +81,18 @@ files_libvc4 = files(
'vc4_uniforms.c',
)
+libvc4_neon = []
+if with_asm_arch == 'arm'
+ libvc4_neon = static_library(
+ 'vc4_neon',
+ 'vc4_tiling_lt_neon.c',
+ include_directories : [
+ inc_src, inc_include, inc_gallium, inc_gallium_aux, inc_broadcom
+ ],
+ c_args : '-mfpu=neon',
+ )
+endif
+
simpenrose_c_args = []
dep_simpenrose = dependency('simpenrose', required : false)
if dep_simpenrose.found()
@@ -94,6 +106,7 @@ libvc4 = static_library(
inc_src, inc_include, inc_gallium, inc_gallium_aux, inc_broadcom,
inc_gallium_drivers, inc_drm_uapi,
],
+ link_with: libvc4_neon,
c_args : [c_vis_args, simpenrose_c_args],
cpp_args : [cpp_vis_args],
dependencies : [dep_simpenrose, dep_libdrm, dep_valgrind],
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