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 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107779 Signed-off-by: Sergii Romantsov <[email protected]> --- src/intel/meson.build | 2 ++ src/mesa/drivers/dri/i965/Makefile.am | 2 +- src/mesa/drivers/dri/i965/meson.build | 6 +++--- 3 files changed, 6 insertions(+), 4 deletions(-) diff --git a/src/intel/meson.build b/src/intel/meson.build index b3dcbdc..7a0d6d7 100644 --- a/src/intel/meson.build +++ b/src/intel/meson.build @@ -32,3 +32,5 @@ endif if with_intel_vk subdir('vulkan') endif + +c_sse2_args = ['-msse2', '-mstackrealign'] \ No newline at end of file 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 _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
