i386.c (ix86_avx_emit_vzeroupper): Remove.

	* config/i386/i386.c (ix86_avx_emit_vzeroupper): Remove.
	(ix86_emit_mode_set) <case AVX_U128>: Emit vzeroupper here.

From-SVN: r266382

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5796246..ab8c8d9 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2018-11-22  Uros Bizjak  <ubizjak@gmail.com>
+
+       * config/i386/i386.c (ix86_avx_emit_vzeroupper): Remove.
+       (ix86_emit_mode_set) <case AVX_U128>: Emit vzeroupper here.
+
 2018-11-22  Martin Liska  <mliska@suse.cz>
 
        * common/config/i386/i386-common.c (processor_names): Add

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 2f0d531..6ccd279 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -19173,37 +19173,11 @@ emit_i387_cw_initialization (int mode)
   emit_move_insn (new_mode, reg);
 }
 
-/* Emit vzeroupper.  */
-
-void
-ix86_avx_emit_vzeroupper (HARD_REG_SET regs_live)
-{
-  int i;
-
-  /* Cancel automatic vzeroupper insertion if there are
-     live call-saved SSE registers at the insertion point.  */
-
-  for (i = FIRST_SSE_REG; i <= LAST_SSE_REG; i++)
-    if (TEST_HARD_REG_BIT (regs_live, i) && !call_used_regs[i])
-      return;
-
-  if (TARGET_64BIT)
-    for (i = FIRST_REX_SSE_REG; i <= LAST_REX_SSE_REG; i++)
-      if (TEST_HARD_REG_BIT (regs_live, i) && !call_used_regs[i])
-       return;
-
-  emit_insn (gen_avx_vzeroupper ());
-}
-
 /* Generate one or more insns to set ENTITY to MODE.  */
 
-/* Generate one or more insns to set ENTITY to MODE.  HARD_REG_LIVE
-   is the set of hard registers live at the point where the insn(s)
-   are to be inserted.  */
-
 static void
 ix86_emit_mode_set (int entity, int mode, int prev_mode ATTRIBUTE_UNUSED,
-                   HARD_REG_SET regs_live)
+                   HARD_REG_SET regs_live ATTRIBUTE_UNUSED)
 {
   switch (entity)
     {
@@ -19213,7 +19187,7 @@ ix86_emit_mode_set (int entity, int mode, int prev_mode ATTRIBUTE_UNUSED,
       break;
     case AVX_U128:
       if (mode == AVX_U128_CLEAN)
-       ix86_avx_emit_vzeroupper (regs_live);
+       emit_insn (gen_avx_vzeroupper ());
       break;
     case I387_TRUNC:
     case I387_FLOOR: