File n_no-sse2-on-ix86-except-for-intel-drivers.patch of Package Mesa

Overview Repositories Revisions Requests Users Attributes Meta

File n_no-sse2-on-ix86-except-for-intel-drivers.patch of Package Mesa (Revision b143b91a230719aa563d7583732af329)

Currently displaying revision b143b91a230719aa563d7583732af329 , Show latest

Index: mesa-23.0.0/meson.build
===================================================================
--- mesa-23.0.0.orig/meson.build
+++ mesa-23.0.0/meson.build
@@ -1295,35 +1295,6 @@ endif
 
 sse41_args = []
 with_sse41 = false
-if host_machine.cpu_family().startswith('x86')
-  pre_args += '-DUSE_SSE41'
-  with_sse41 = true
-
-  if cc.get_id() != 'msvc'
-    sse41_args = ['-msse4.1']
-
-    if host_machine.cpu_family() == 'x86'
-      if get_option('sse2')
-        # These settings make generated GCC code match MSVC and follow
-        # GCC advice on https://gcc.gnu.org/wiki/FloatingPointMath#x86note
-        #
-        # NOTE: We need to ensure stack is realigned given that we
-        # produce shared objects, and have no control over the stack
-        # alignment policy of the application. Therefore we need
-        # -mstackrealign or -mincoming-stack-boundary=2.
-        #
-        # XXX: We could have SSE without -mstackrealign if we always used
-        # __attribute__((force_align_arg_pointer)), but that's not
-        # always the case.
-        c_args += ['-msse2', '-mfpmath=sse', '-mstackrealign']
-      else
-        # GCC on x86 (not x86_64) with -msse* assumes a 16 byte aligned stack, but
-        # that's not guaranteed
-        sse41_args += '-mstackrealign'
-      endif
-    endif
-  endif
-endif
 
 # Check for GCC style atomics
 dep_atomic = null_dep

Places

File n_no-sse2-on-ix86-except-for-intel-drivers.patch of Package Mesa (Revision b143b91a230719aa563d7583732af329)

Places