From: Georg-Johann Lay <avr@gjlay.de>
Date: Fri, 16 Aug 2024 16:13:34 +0000 (+0200)
Subject: AVR: target/85624 - Use HImode for clrmemqi alignment.
X-Git-Tag: basepoints/gcc-16~6597
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c8981bde45d365330a5e7c2e33c8dbaf3495248a;p=thirdparty%2Fgcc.git

AVR: target/85624 - Use HImode for clrmemqi alignment.

gcc/
	PR target/85624
	* config/avr/avr.md (*clrmemqi*): Use HImode for alignment operand.

(cherry picked from commit 507b4e147588c0fafe952b7226dd764ebeebb103)
---

diff --git a/gcc/config/avr/avr.md b/gcc/config/avr/avr.md
index 359343e563d..28841e40db1 100644
--- a/gcc/config/avr/avr.md
+++ b/gcc/config/avr/avr.md
@@ -1355,8 +1355,6 @@
                                     gen_int_mode (INTVAL (operands[1]), mode));
     rtx addr0 = copy_to_mode_reg (Pmode, XEXP (operands[0], 0));
     operands[0] = gen_rtx_MEM (BLKmode, addr0);
-    // Alignment is unused; just set it to 0.
-    operands[3] = const0_rtx;
   })
 
 
@@ -1364,7 +1362,7 @@
   [(set (mem:BLK (match_operand:HI 0 "register_operand" "e"))
         (const_int 0))
    (use (match_operand:QI 1 "register_operand" "r"))
-   (use (match_operand:QI 2 "const_int_operand" "n"))
+   (use (match_operand:HI 2 "const_int_operand" "n"))
    (clobber (match_scratch:HI 3 "=0"))
    (clobber (match_scratch:QI 4 "=&1"))]
   ""
@@ -1382,7 +1380,7 @@
   [(set (mem:BLK (match_operand:HI 0 "register_operand" "e"))
         (const_int 0))
    (use (match_operand:QI 1 "register_operand" "r"))
-   (use (match_operand:QI 2 "const_int_operand" "n"))
+   (use (match_operand:HI 2 "const_int_operand" "n"))
    (clobber (match_scratch:HI 3 "=0"))
    (clobber (match_scratch:QI 4 "=&1"))
    (clobber (reg:CC REG_CC))]