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From: Max Filippov <jcmvbkbc@gcc.gnu.org>
To: gcc-cvs@gcc.gnu.org
Subject: [gcc r13-1897] xtensa: Add RTX costs for if_then_else
Date: Sat, 30 Jul 2022 04:14:46 +0000 (GMT)	[thread overview]
Message-ID: <20220730041446.C70683858D32@sourceware.org> (raw)

https://gcc.gnu.org/g:48e9954d0865b5e5e31cb77ad05c45f7206eeb9f

commit r13-1897-g48e9954d0865b5e5e31cb77ad05c45f7206eeb9f
Author: Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
Date:   Sat Jul 30 04:31:44 2022 +0900

    xtensa: Add RTX costs for if_then_else
    
    It takes one machine instruction for both condtional branch and move.
    
    gcc/ChangeLog:
    
            * config/xtensa/xtensa.cc (xtensa_rtx_costs):
            Add new case for IF_THEN_ELSE.

Diff:
---
 gcc/config/xtensa/xtensa.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gcc/config/xtensa/xtensa.cc b/gcc/config/xtensa/xtensa.cc
index a851a7ae6b3..6ac879c38fb 100644
--- a/gcc/config/xtensa/xtensa.cc
+++ b/gcc/config/xtensa/xtensa.cc
@@ -4273,6 +4273,7 @@ xtensa_rtx_costs (rtx x, machine_mode mode, int outer_code,
 
     case ZERO_EXTRACT:
     case ZERO_EXTEND:
+    case IF_THEN_ELSE:
       *total = COSTS_N_INSNS (1);
       return true;


                 reply	other threads:[~2022-07-30  4:14 UTC|newest]

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