From: liuhongt <hongtao.liu@intel.com>
Date: Tue, 13 Jun 2023 06:20:59 +0000 (+0800)
Subject: Use x instead of v for alternative 2 (v, BH) in mov<mode>_internal.
X-Git-Tag: basepoints/gcc-15~8337
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b7e42b85212e03eb59193a712eb523f26911a581;p=thirdparty%2Fgcc.git

Use x instead of v for alternative 2 (v, BH) in mov<mode>_internal.

Since there's no evex version for vpcmpeq ymm, ymm, ymm.

gcc/ChangeLog:

	PR target/110227
	* config/i386/sse.md (mov<mode>_internal>): Use x instead of v
	for alternative 2 since there's no evex version for vpcmpeqd
	ymm, ymm, ymm.

gcc/testsuite/ChangeLog:

	* gcc.target/i386/pr110227.c: New test.
---

diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index 7d4b4ec8df54..a0824ef2350c 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -1333,7 +1333,7 @@
 
 (define_insn "mov<mode>_internal"
   [(set (match_operand:VMOVE 0 "nonimmediate_operand"
-	 "=v,v ,v,v ,m")
+	 "=v,v ,x,v ,m")
 	(match_operand:VMOVE 1 "nonimmediate_or_sse_const_operand"
 	 " C,<sseconstm1>,BH,vm,v"))]
   "TARGET_SSE
diff --git a/gcc/testsuite/gcc.target/i386/pr110227.c b/gcc/testsuite/gcc.target/i386/pr110227.c
new file mode 100644
index 000000000000..9b59f5b6e49e
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr110227.c
@@ -0,0 +1,11 @@
+/* { dg-do assemble { target { ! ia32 } } } */
+/* { dg-options " -O2 -mavx512vl" } */
+
+#include <immintrin.h>
+
+void f()
+{
+  __m256i mask = _mm256_set_epi32(0, 0, 0, 0, -1, -1, -1, -1);
+  register __m256i reg asm("xmm16") = mask;
+  asm(""::"v"(reg));
+}