From: Lingling Kong <lingling.kong@intel.com>
Date: Thu, 17 Oct 2024 02:42:44 +0000 (+0800)
Subject: i386: Fix scalar VCOMSBF16 which only compares low word
X-Git-Tag: basepoints/gcc-16~5152
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2d8c3a26dca8912147e34e3a496297138c9261d8;p=thirdparty%2Fgcc.git

i386: Fix scalar VCOMSBF16 which only compares low word

gcc/ChangeLog:

	* config/i386/sse.md(avx10_2_comsbf16_v8bf): Fixed scalar
	operands.
---

diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index 59b826cba01..685bce3094a 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -32366,8 +32366,12 @@
 (define_insn "avx10_2_comsbf16_v8bf"
   [(set (reg:CCFP FLAGS_REG)
 	(unspec:CCFP
-	  [(match_operand:V8BF 0 "register_operand" "v")
-	   (match_operand:V8BF 1 "nonimmediate_operand" "vm")]
+	  [(vec_select:BF
+	     (match_operand:V8BF 0 "register_operand" "v")
+	     (parallel [(const_int 0)]))
+	   (vec_select:BF
+	     (match_operand:V8BF 1 "nonimmediate_operand" "vm")
+	     (parallel [(const_int 0)]))]
 	 UNSPEC_VCOMSBF16))]
   "TARGET_AVX10_2_256"
   "vcomsbf16\t{%1, %0|%0, %1}"