i386: Robustify vec perm blend functions for TARGET_MMX_WITH_SSE

8-byte modes should be processed only for TARGET_MMX_WITH_SSE.

gcc/ChangeLog:

	* config/i386/i386-expand.cc (expand_vec_perm_pblendv):
	Handle 8-byte modes only with TARGET_MMX_WITH_SSE.
	(expand_vec_perm_2perm_pblendv): Ditto.

diff --git a/gcc/config/i386/i386-expand.cc b/gcc/config/i386/i386-expand.cc
index 1545d43..c1300dc 100644 (file)
--- a/gcc/config/i386/i386-expand.cc
+++ b/gcc/config/i386/i386-expand.cc
@@ -20288,9 +20288,10 @@ expand_vec_perm_pblendv (struct expand_vec_perm_d *d)
     ;
   else if (TARGET_AVX && (vmode == V4DFmode || vmode == V8SFmode))
     ;
-  else if (TARGET_SSE4_1 && (GET_MODE_SIZE (vmode) == 4
-                            || GET_MODE_SIZE (vmode) == 8
-                            || GET_MODE_SIZE (vmode) == 16))
+  else if (TARGET_SSE4_1
+          && (GET_MODE_SIZE (vmode) == 16
+              || (TARGET_MMX_WITH_SSE && GET_MODE_SIZE (vmode) == 8)
+              || GET_MODE_SIZE (vmode) == 4))
     ;
   else
     return false;
@@ -21154,9 +21155,10 @@ expand_vec_perm_2perm_pblendv (struct expand_vec_perm_d *d, bool two_insn)
     ;
   else if (TARGET_AVX && (vmode == V4DFmode || vmode == V8SFmode))
     ;
-  else if (TARGET_SSE4_1 && (GET_MODE_SIZE (vmode) == 16
-                            || GET_MODE_SIZE (vmode) == 8
-                            || GET_MODE_SIZE (vmode) == 4))
+  else if (TARGET_SSE4_1
+          && (GET_MODE_SIZE (vmode) == 16
+              || (TARGET_MMX_WITH_SSE && GET_MODE_SIZE (vmode) == 8)
+              || GET_MODE_SIZE (vmode) == 4))
     ;
   else
     return false;