From: Richard Biener <rguenther@suse.de>
Date: Thu, 27 Mar 2025 13:06:00 +0000 (+0100)
Subject: target/119010 - add mode attribute to *vmovv16si_constm1_pternlog_false_dep
X-Git-Tag: basepoints/gcc-16~494
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c99bdfc459c669346514347a863f1a1e9266cea1;p=thirdparty%2Fgcc.git

target/119010 - add mode attribute to *vmovv16si_constm1_pternlog_false_dep

Like the other instances.  This avoids

;;       1--> b  0: i6540 {xmm2=const_vector;unspec[xmm2] 38;}    :nothing

	PR target/119010
	* config/i386/sse.md (*vmov<mode>_constm1_pternlog_false_dep):
	Add mode attribute.
---

diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index ed5ac1abe80..92dc93cb653 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -1571,7 +1571,11 @@
    "TARGET_AVX512VL || <MODE_SIZE> == 64"
    "vpternlogd\t{$0xFF, %0, %0, %0|%0, %0, %0, 0xFF}"
   [(set_attr "type" "sselog1")
-   (set_attr "prefix" "evex")])
+   (set_attr "prefix" "evex")
+   (set (attr "mode")
+        (if_then_else (match_test "TARGET_AVX512VL")
+		      (const_string "<sseinsnmode>")
+		      (const_string "XI")))])
 
 ;; If mem_addr points to a memory region with less than whole vector size bytes
 ;; of accessible memory and k is a mask that would prevent reading the inaccessible