diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9ce10c287060..72c8ee6bd6774 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,6 +1,13 @@
 2020-02-13  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from mainline
+	2020-02-08  Uroš Bizjak  <ubizjak@gmail.com>
+		    Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/65782
+	* config/i386/i386.h (CALL_USED_REGISTERS): Make
+	xmm16-xmm31 call-used even in 64-bit ms-abi.
+
 	2020-02-06  Jakub Jelinek  <jakub@redhat.com>
 
 	PR libgomp/93515
diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index 95e1733f12a4e..14e5a392f62c9 100644
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -1082,9 +1082,9 @@ extern const char *host_detect_local_cpu (int argc, const char **argv);
 /*xmm8,xmm9,xmm10,xmm11,xmm12,xmm13,xmm14,xmm15*/		\
      6,   6,    6,    6,    6,    6,    6,    6,		\
 /*xmm16,xmm17,xmm18,xmm19,xmm20,xmm21,xmm22,xmm23*/		\
-     6,    6,     6,    6,    6,    6,    6,    6,		\
+     1,    1,     1,    1,    1,    1,    1,    1,		\
 /*xmm24,xmm25,xmm26,xmm27,xmm28,xmm29,xmm30,xmm31*/		\
-     6,    6,     6,    6,    6,    6,    6,    6,		\
+     1,    1,     1,    1,    1,    1,    1,    1,		\
  /* k0,  k1,  k2,  k3,  k4,  k5,  k6,  k7*/			\
      1,   1,   1,   1,   1,   1,   1,   1 }
 
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2cfc06f5605e2..c7b8e6a585ae0 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,6 +1,12 @@
 2020-02-13  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from mainline
+	2020-02-08  Uroš Bizjak  <ubizjak@gmail.com>
+		    Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/65782
+	* gcc.target/i386/pr65782.c: New test.
+
 	2020-02-05  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c++/93557
diff --git a/gcc/testsuite/gcc.target/i386/pr65782.c b/gcc/testsuite/gcc.target/i386/pr65782.c
new file mode 100644
index 0000000000000..298dca1be97ce
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr65782.c
@@ -0,0 +1,16 @@
+/* PR target/65782 */
+/* { dg-do assemble { target { avx512vl && { ! ia32 } } } } */
+/* { dg-options "-O2 -mavx512vl" } */
+
+void
+foo (void)
+{
+  register double x __asm ("xmm14");
+  register double y __asm ("xmm18");
+  asm ("" : "=x" (x));
+  asm ("" : "=v" (y));
+  x += y;
+  y += x;
+  asm ("" : : "x" (x));
+  asm ("" : : "v" (y));
+}