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-rw-r--r--meson.build15
-rw-r--r--src/mesa/meson.build14
2 files changed, 25 insertions, 4 deletions
diff --git a/meson.build b/meson.build
index 383ebb36662..049c9a24e4a 100644
--- a/meson.build
+++ b/meson.build
@@ -502,7 +502,20 @@ foreach a : ['-Wno-override-init', '-Wno-initializer-overrides']
endif
endforeach
-# TODO: SSE41 (which is only required for core mesa)
+if host_machine.cpu_family().startswith('x86')
+ pre_args += '-DHAVE_SSE41'
+ with_sse41 = true
+ sse41_args = ['-msse4.1']
+
+ # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
+ # that's not guaranteed
+ if host_machine.cpu_family() == 'x86'
+ sse41_args += '-mstackrealign'
+ endif
+else
+ with_sse41 = false
+ sse41_args = []
+endif
# Check for GCC style atomics
if cc.compiles('int main() { int n; return __atomic_load_n(&n, __ATOMIC_ACQUIRE); }',
diff --git a/src/mesa/meson.build b/src/mesa/meson.build
index b839fd02981..05a3a9ac55d 100644
--- a/src/mesa/meson.build
+++ b/src/mesa/meson.build
@@ -592,9 +592,6 @@ files_libmesa_gallium = files(
'state_tracker/st_vdpau.h',
)
-# TODO: sse41
-libmesa_sse41 = []
-
matypes_h = []
if with_asm_arch == 'x86' or with_asm_arch == 'x86_64'
gen_matypes = executable(
@@ -692,6 +689,17 @@ files_libmesa_common += [
sha1_h,
]
+if with_sse41
+ libmesa_sse41 = static_library(
+ 'mesa_sse41',
+ files('main/streaming-load-memcpy.c', 'main/sse_minmax.c'),
+ c_args : [c_vis_args, c_msvc_compat_args, sse41_args],
+ include_directories : inc_common,
+ )
+else
+ libmesa_sse41 = []
+endif
+
libmesa_classic = static_library(
'mesa_classic',
[files_libmesa_common, files_libmesa_classic],