Seems in case of 32-bit library, usage of msse2 makes
some stack corruption or incorrect instructions.
Usage with mstackrealign fixes that case.
v2: fixed meson
v3: Definition of c_sse2_args moved on the top (L.Landwerlin).
Added mstackrealign for Android's mks where msee4.1 is used.
CC: <[email protected]>
Fixes: 6b05c080f202 (i965: Compile with -msse3)
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107779
Signed-off-by: Sergii Romantsov <[email protected]>
---
src/intel/meson.build | 1 +
src/mesa/Android.libmesa_dricore.mk | 2 +-
src/mesa/Android.libmesa_sse41.mk | 2 +-
src/mesa/drivers/dri/i965/Makefile.am | 2 +-
src/mesa/drivers/dri/i965/meson.build | 6 +++---
5 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/src/intel/meson.build b/src/intel/meson.build
index b3dcbdc..3c57e79 100644
--- a/src/intel/meson.build
+++ b/src/intel/meson.build
@@ -18,6 +18,7 @@
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
+c_sse2_args = ['-msse2', '-mstackrealign']
inc_intel = include_directories('.')
subdir('blorp')
diff --git a/src/mesa/Android.libmesa_dricore.mk
b/src/mesa/Android.libmesa_dricore.mk
index 34fd858..7921177 100644
--- a/src/mesa/Android.libmesa_dricore.mk
+++ b/src/mesa/Android.libmesa_dricore.mk
@@ -49,7 +49,7 @@ ifeq ($(ARCH_X86_HAVE_SSE4_1),true)
LOCAL_WHOLE_STATIC_LIBRARIES := \
libmesa_sse41
LOCAL_CFLAGS := \
- -msse4.1 \
+ -msse4.1 -mstackrealign \
-DUSE_SSE41
endif
diff --git a/src/mesa/Android.libmesa_sse41.mk
b/src/mesa/Android.libmesa_sse41.mk
index da40f43..de19a1f 100644
--- a/src/mesa/Android.libmesa_sse41.mk
+++ b/src/mesa/Android.libmesa_sse41.mk
@@ -34,7 +34,7 @@ LOCAL_SRC_FILES += \
$(X86_SSE41_FILES)
LOCAL_CFLAGS := \
- -msse4.1
+ -msse4.1 -mstackrealign
LOCAL_C_INCLUDES := \
$(MESA_TOP)/src/mapi \
diff --git a/src/mesa/drivers/dri/i965/Makefile.am
b/src/mesa/drivers/dri/i965/Makefile.am
index 889d4c6..0afa7a2 100644
--- a/src/mesa/drivers/dri/i965/Makefile.am
+++ b/src/mesa/drivers/dri/i965/Makefile.am
@@ -44,7 +44,7 @@ AM_CFLAGS = \
$(WNO_OVERRIDE_INIT) \
$(LIBDRM_CFLAGS) \
$(VALGRIND_CFLAGS) \
- -msse2
+ -msse2 -mstackrealign
AM_CXXFLAGS = $(AM_CFLAGS)
diff --git a/src/mesa/drivers/dri/i965/meson.build
b/src/mesa/drivers/dri/i965/meson.build
index 6c94f4a..b95e2d7 100644
--- a/src/mesa/drivers/dri/i965/meson.build
+++ b/src/mesa/drivers/dri/i965/meson.build
@@ -142,7 +142,7 @@ foreach v : ['40', '45', '50', '60', '70', '75', '80',
'90', '100', '110']
['genX_blorp_exec.c', 'genX_state_upload.c', gen_xml_pack],
include_directories : [inc_common, inc_intel, inc_dri_common],
c_args : [
- c_vis_args, no_override_init_args, '-msse2',
+ c_vis_args, no_override_init_args, c_sse2_args,
'-DGEN_VERSIONx10=@0@'.format(v),
],
dependencies : [dep_libdrm, idep_nir_headers],
@@ -183,8 +183,8 @@ libi965 = static_library(
include_directories : [
inc_common, inc_intel, inc_dri_common, inc_util, inc_drm_uapi,
],
- c_args : [c_vis_args, no_override_init_args, '-msse2'],
- cpp_args : [cpp_vis_args, '-msse2'],
+ c_args : [c_vis_args, no_override_init_args, c_sse2_args],
+ cpp_args : [cpp_vis_args, c_sse2_args],
link_with : [
i965_gen_libs, libintel_common, libintel_dev, libisl, libintel_compiler,
libblorp,
--
2.7.4
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