* config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to

	nonmemory_operand. Add "N" operand constraint.
	(*btsi): Ditto.
	(*jcc_btdi_mask_rex64): New instruction and split pattern.
	(*jcc_btsi_mask): Ditto.
	(*jcc_btsi_mask_1): Ditto.

testsuite/ChangeLog:

	* gcc.target/i386/bt-mask-1.c: New test.
	* gcc.target/i386/bt-mask-2.c: Ditto.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@136636 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 32 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.target/i386/bt-mask-1.c b/gcc/testsuite/gcc.target/i386/bt-mask-1.c
new file mode 100644
index 00000000000..bdcfd558a1b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/bt-mask-1.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mtune=core2" } */
+
+void foo (void);
+
+int test (int x, int n)
+{
+  n &= 0x1f;
+
+  if (x & (0x01 << n))
+    foo ();
+
+  return 0;
+}
+
+/* { dg-final { scan-assembler-not "and\[lq\]\[ \t\]" } } */
diff --git a/gcc/testsuite/gcc.target/i386/bt-mask-2.c b/gcc/testsuite/gcc.target/i386/bt-mask-2.c
new file mode 100644
index 00000000000..babfc2bcd36
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/bt-mask-2.c
@@ -0,0 +1,16 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -mtune=core2" } */
+
+void foo (void);
+
+int test (long x, long n)
+{
+  n &= 0x3f;
+
+  if (x & ((long)0x01 << n))
+    foo ();
+
+  return 0;
+}
+
+/* { dg-final { scan-assembler-not "and\[lq\]\[ \t\]" } } */