[gcc r10-9633] Remove mask register costs.

[Jan Hubicka]

https://gcc.gnu.org/g:aa99212489545c6c970a8f91b3d37ea6466cb988

commit r10-9633-gaa99212489545c6c970a8f91b3d37ea6466cb988
Author: Jan Hubicka <jh@suse.cz>
Date:   Wed Mar 31 12:20:12 2021 +0200

    Remove mask register costs.
    
    2021-03-31  Jan Hubicka  <hubicka@ucw.cz>
    
            * config/i386/x86-tune-costs.h (struct processor_costs): Remove
            mask register costs.

Diff:
---
 gcc/config/i386/x86-tune-costs.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/gcc/config/i386/x86-tune-costs.h b/gcc/config/i386/x86-tune-costs.h
index 110f4dad620..cb9dccb6409 100644
--- a/gcc/config/i386/x86-tune-costs.h
+++ b/gcc/config/i386/x86-tune-costs.h
@@ -1637,12 +1637,6 @@ struct processor_costs znver3_cost = {
 					   in 32,64,128,256 and 512-bit.  */
   6, 6,					/* SSE->integer and integer->SSE
 					   moves.  */
-  8, 8,				/* mask->integer and integer->mask moves */
-  {6, 6, 6},				/* cost of loading mask register
-					   in QImode, HImode, SImode.  */
-  {8, 8, 8},				/* cost if storing mask register
-					   in QImode, HImode, SImode.  */
-  2,					/* cost of moving mask register.  */
   /* End of register allocator costs.  */
   },