[Mesa-stable] [Mesa-dev] [PATCH v5] intel: compiler option msse2 and mstackrealign

Sergii Romantsov sergii.romantsov at globallogic.com
Fri Sep 7 09:32:08 UTC 2018


Hello, Lionel.
Any regression with CI?

On Thu, Sep 6, 2018 at 12:33 PM, Lionel Landwerlin <
lionel.g.landwerlin at intel.com> wrote:

> Giving it a run through CI and I'll push after.
>
> Thanks!
>
>
> On 06/09/2018 09:07, Sergii Romantsov wrote:
>
>> 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.
>>
>> v4: Added for Vulkan also.
>>
>> v5: Commit message correction.
>>
>> CC: <mesa-stable at lists.freedesktop.org>
>> Fixes: 6b05c080f202 (i965: Compile with -msse3)
>> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107779
>> Signed-off-by: Sergii Romantsov <sergii.romantsov at globallogic.com>
>> Reviewed-by: Dylan Baker <dylan at pnwbakers.com>
>> Reviewed-by: Emil Velikov <emil.velikov at collabora.com>
>> Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>
>> ---
>>   src/intel/Makefile.vulkan.am          | 2 +-
>>   src/intel/meson.build                 | 1 +
>>   src/intel/vulkan/meson.build          | 4 ++--
>>   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 +++---
>>   7 files changed, 10 insertions(+), 9 deletions(-)
>>
>> diff --git a/src/intel/Makefile.vulkan.am b/src/intel/Makefile.vulkan.am
>> index 9555d98..d511263 100644
>> --- a/src/intel/Makefile.vulkan.am
>> +++ b/src/intel/Makefile.vulkan.am
>> @@ -104,7 +104,7 @@ noinst_LTLIBRARIES += $(VULKAN_PER_GEN_LIBS)
>>     VULKAN_CFLAGS = \
>>         $(AM_CFLAGS) \
>> -       -msse2
>> +       -msse2 -mstackrealign
>>     VULKAN_CPPFLAGS = \
>>         -I$(top_srcdir)/src/compiler \
>> 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/intel/vulkan/meson.build b/src/intel/vulkan/meson.build
>> index e11bcb0..f1beb1d 100644
>> --- a/src/intel/vulkan/meson.build
>> +++ b/src/intel/vulkan/meson.build
>> @@ -102,7 +102,7 @@ foreach g : [['70', ['gen7_cmd_buffer.c']], ['75',
>> ['gen7_cmd_buffer.c']],
>>         inc_vulkan_wsi,
>>       ],
>>       c_args : [
>> -      c_vis_args, no_override_init_args, '-msse2',
>> +      c_vis_args, no_override_init_args, c_sse2_args,
>>         '-DGEN_VERSIONx10=@0@'.format(_gen),
>>       ],
>>       dependencies : [dep_libdrm, dep_valgrind, idep_nir_headers],
>> @@ -146,7 +146,7 @@ anv_deps = [
>>   anv_flags = [
>>     c_vis_args,
>>     no_override_init_args,
>> -  '-msse2',
>> +  c_sse2_args,
>>   ]
>>     if with_platform_x11
>> 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,
>>
>
>
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>



-- 
Sergii Romantsov
GlobalLogic Inc.
www.globallogic.com
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