[Patch ARM-AArch64/testsuite Neon intrinsics 02/13] Add vqmovun tests.

[Christophe Lyon <christophe dot lyon at linaro dot org>]

diff --git a/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqmovun.c b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqmovun.c
new file mode 100644
index 0000000..d744765
--- /dev/null
+++ b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqmovun.c
@@ -0,0 +1,93 @@
+#include <arm_neon.h>
+#include "arm-neon-ref.h"
+#include "compute-ref-data.h"
+
+/* Expected values of cumulative_saturation flag.  */
+int VECT_VAR(expected_cumulative_sat,uint,8,8) = 0;
+int VECT_VAR(expected_cumulative_sat,uint,16,4) = 0;
+int VECT_VAR(expected_cumulative_sat,uint,32,2) = 0;
+
+/* Expected results.  */
+VECT_VAR_DECL(expected,uint,8,8) [] = { 0x34, 0x34, 0x34, 0x34,
+					0x34, 0x34, 0x34, 0x34 };
+VECT_VAR_DECL(expected,uint,16,4) [] = { 0x5678, 0x5678, 0x5678, 0x5678 };
+VECT_VAR_DECL(expected,uint,32,2) [] = { 0x12345678, 0x12345678 };
+
+/* Expected values of cumulative_saturation flag with negative input.  */
+int VECT_VAR(expected_cumulative_sat_neg,uint,8,8) = 1;
+int VECT_VAR(expected_cumulative_sat_neg,uint,16,4) = 1;
+int VECT_VAR(expected_cumulative_sat_neg,uint,32,2) = 1;
+
+/* Expected results with negative input.  */
+VECT_VAR_DECL(expected_neg,uint,8,8) [] = { 0x0, 0x0, 0x0, 0x0,
+					    0x0, 0x0, 0x0, 0x0 };
+VECT_VAR_DECL(expected_neg,uint,16,4) [] = { 0x0, 0x0, 0x0, 0x0 };
+VECT_VAR_DECL(expected_neg,uint,32,2) [] = { 0x0, 0x0 };
+
+#define INSN_NAME vqmovun
+#define TEST_MSG "VQMOVUN"
+
+#define FNNAME1(NAME) void exec_ ## NAME (void)
+#define FNNAME(NAME) FNNAME1(NAME)
+
+FNNAME (INSN_NAME)
+{
+  /* Basic test: y=OP(x), then store the result.  */
+#define TEST_UNARY_OP1(INSN, T1, T2, W, W2, N, EXPECTED_CUMULATIVE_SAT, CMT) \
+  Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W, N));	\
+  VECT_VAR(vector_res, T1, W, N) =				\
+    INSN##_s##W2(VECT_VAR(vector, int, W2, N));			\
+  vst1##_##T2##W(VECT_VAR(result, T1, W, N),			\
+		 VECT_VAR(vector_res, T1, W, N));		\
+  CHECK_CUMULATIVE_SAT(TEST_MSG, T1, W, N, EXPECTED_CUMULATIVE_SAT, CMT)
+
+#define TEST_UNARY_OP(INSN, T1, T2, W, W2, N, EXPECTED_CUMULATIVE_SAT, CMT) \
+  TEST_UNARY_OP1(INSN, T1, T2, W, W2, N, EXPECTED_CUMULATIVE_SAT, CMT)
+
+  DECL_VARIABLE(vector, int, 16, 8);
+  DECL_VARIABLE(vector, int, 32, 4);
+  DECL_VARIABLE(vector, int, 64, 2);
+
+  DECL_VARIABLE(vector_res, uint, 8, 8);
+  DECL_VARIABLE(vector_res, uint, 16, 4);
+  DECL_VARIABLE(vector_res, uint, 32, 2);
+
+  clean_results ();
+
+  /* Fill input vector with arbitrary values.  */
+  VDUP(vector, q, int, s, 16, 8, 0x34);
+  VDUP(vector, q, int, s, 32, 4, 0x5678);
+  VDUP(vector, q, int, s, 64, 2, 0x12345678);
+
+  /* Apply a unary operator named INSN_NAME.  */
+#define CMT ""
+  TEST_UNARY_OP(INSN_NAME, uint, u, 8, 16, 8, expected_cumulative_sat, CMT);
+  TEST_UNARY_OP(INSN_NAME, uint, u, 16, 32, 4, expected_cumulative_sat, CMT);
+  TEST_UNARY_OP(INSN_NAME, uint, u, 32, 64, 2, expected_cumulative_sat, CMT);
+
+  CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected, CMT);
+  CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected, CMT);
+  CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected, CMT);
+
+  /* Fill input vector with negative values.  */
+  VDUP(vector, q, int, s, 16, 8, 0x8234);
+  VDUP(vector, q, int, s, 32, 4, 0x87654321);
+  VDUP(vector, q, int, s, 64, 2, 0x8765432187654321LL);
+
+  /* Apply a unary operator named INSN_NAME.  */
+#undef CMT
+#define CMT " (negative input)"
+  TEST_UNARY_OP(INSN_NAME, uint, u, 8, 16, 8, expected_cumulative_sat_neg, CMT);
+  TEST_UNARY_OP(INSN_NAME, uint, u, 16, 32, 4, expected_cumulative_sat_neg, CMT);
+  TEST_UNARY_OP(INSN_NAME, uint, u, 32, 64, 2, expected_cumulative_sat_neg, CMT);
+
+  CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_neg, CMT);
+  CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_neg, CMT);
+  CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_neg, CMT);
+}
+
+int main (void)
+{
+  exec_vqmovun ();
+  return 0;
+}
-- 
2.1.4