First public release of the ARM/Neon tests.

1 files changed, 130 insertions, 0 deletions

diff --git a/ref_vqshl_n.c b/ref_vqshl_n.c
new file mode 100644
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--- /dev/null
+++ b/ref_vqshl_n.c
@@ -0,0 +1,130 @@
+/*
+
+Copyright (c) 2009, 2010, 2011 STMicroelectronics
+Written by Christophe Lyon
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
+*/
+
+#ifdef __arm__
+#include <arm_neon.h>
+#else
+#error Target not supported
+#endif
+
+#include "stm-arm-neon-ref.h"
+
+#define INSN vqshl
+#define TEST_MSG "VQSHL_N/VQSHLQ_N"
+
+#define FNNAME1(NAME) void exec_ ## NAME ##_n (void)
+#define FNNAME(NAME) FNNAME1(NAME)
+
+FNNAME (INSN)
+{
+  /* Basic test: v2=vqshl_n(v1,v), then store the result.  */
+#define TEST_VQSHL_N2(INSN, Q, T1, T2, W, N, V)		\
+  Neon_Overflow = 0;					\
+  VECT_VAR(vector_res, T1, W, N) =			\
+    INSN##Q##_n_##T2##W(VECT_VAR(vector, T1, W, N),	\
+			V);				\
+  vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N),		\
+		    VECT_VAR(vector_res, T1, W, N));	\
+  dump_neon_overflow(TEST_MSG, xSTR(INSN##Q##_n_##T2##W))
+
+  /* Two auxliary macros are necessary to expand INSN */
+#define TEST_VQSHL_N1(INSN, T3, Q, T1, T2, W, N)	\
+  TEST_VQSHL_N2(INSN, T3, Q, T1, T2, W, N)
+
+#define TEST_VQSHL_N(T3, Q, T1, T2, W, N)	\
+  TEST_VQSHL_N1(INSN, T3, Q, T1, T2, W, N)
+
+  /* With ARM RVCT, we need to declare variables before any executable
+     statement */
+  DECL_VARIABLE_ALL_VARIANTS(vector);
+  DECL_VARIABLE_ALL_VARIANTS(vector_res);
+
+  clean_results ();
+
+  TEST_MACRO_ALL_VARIANTS_2_5(TEST_VLOAD, vector, buffer);
+
+  /* Choose shift amount arbitrarily  */
+  fprintf(ref_file, "\n%s overflow output:\n", TEST_MSG);
+  TEST_VQSHL_N(, int, s, 8, 8, 2);
+  TEST_VQSHL_N(, int, s, 16, 4, 1);
+  TEST_VQSHL_N(, int, s, 32, 2, 1);
+  TEST_VQSHL_N(, int, s, 64, 1, 2);
+  TEST_VQSHL_N(, uint, u, 8, 8, 3);
+  TEST_VQSHL_N(, uint, u, 16, 4, 2);
+  TEST_VQSHL_N(, uint, u, 32, 2, 3);
+  TEST_VQSHL_N(, uint, u, 64, 1, 3);
+
+  TEST_VQSHL_N(q, int, s, 8, 16, 2);
+  TEST_VQSHL_N(q, int, s, 16, 8, 1);
+  TEST_VQSHL_N(q, int, s, 32, 4, 1);
+  TEST_VQSHL_N(q, int, s, 64, 2, 2);
+  TEST_VQSHL_N(q, uint, u, 8, 16, 3);
+  TEST_VQSHL_N(q, uint, u, 16, 8, 2);
+  TEST_VQSHL_N(q, uint, u, 32, 4, 3);
+  TEST_VQSHL_N(q, uint, u, 64, 2, 3);
+
+  /* FIXME: only a few result buffers are used, but we output all of them */
+  dump_results_hex (TEST_MSG);
+
+
+  /* Fill input vector with max value, to check saturation on limits */
+  TEST_VDUP(vector, , int, s, 8, 8, 0x7F);
+  TEST_VDUP(vector, , int, s, 16, 4, 0x7FFF);
+  TEST_VDUP(vector, , int, s, 32, 2, 0x7FFFFFFF);
+  TEST_VDUP(vector, , int, s, 64, 1, 0x7FFFFFFFFFFFFFFFLL);
+  TEST_VDUP(vector, , uint, u, 8, 8, 0xFF);
+  TEST_VDUP(vector, , uint, u, 16, 4, 0xFFFF);
+  TEST_VDUP(vector, , uint, u, 32, 2, 0xFFFFFFFF);
+  TEST_VDUP(vector, , uint, u, 64, 1, 0xFFFFFFFFFFFFFFFFULL);
+  TEST_VDUP(vector, q, int, s, 8, 16, 0x7F);
+  TEST_VDUP(vector, q, int, s, 16, 8, 0x7FFF);
+  TEST_VDUP(vector, q, int, s, 32, 4, 0x7FFFFFFF);
+  TEST_VDUP(vector, q, int, s, 64, 2, 0x7FFFFFFFFFFFFFFFLL);
+  TEST_VDUP(vector, q, uint, u, 8, 16, 0xFF);
+  TEST_VDUP(vector, q, uint, u, 16, 8, 0xFFFF);
+  TEST_VDUP(vector, q, uint, u, 32, 4, 0xFFFFFFFF);
+  TEST_VDUP(vector, q, uint, u, 64, 2, 0xFFFFFFFFFFFFFFFFULL);
+
+  fprintf(ref_file, "\n%s overflow output:\n", TEST_MSG " (check saturation with large positive input)");
+  TEST_VQSHL_N(, int, s, 8, 8, 2);
+  TEST_VQSHL_N(, int, s, 16, 4, 1);
+  TEST_VQSHL_N(, int, s, 32, 2, 1);
+  TEST_VQSHL_N(, int, s, 64, 1, 2);
+  TEST_VQSHL_N(, uint, u, 8, 8, 3);
+  TEST_VQSHL_N(, uint, u, 16, 4, 2);
+  TEST_VQSHL_N(, uint, u, 32, 2, 3);
+  TEST_VQSHL_N(, uint, u, 64, 1, 3);
+
+  TEST_VQSHL_N(q, int, s, 8, 16, 2);
+  TEST_VQSHL_N(q, int, s, 16, 8, 1);
+  TEST_VQSHL_N(q, int, s, 32, 4, 1);
+  TEST_VQSHL_N(q, int, s, 64, 2, 2);
+  TEST_VQSHL_N(q, uint, u, 8, 16, 3);
+  TEST_VQSHL_N(q, uint, u, 16, 8, 2);
+  TEST_VQSHL_N(q, uint, u, 32, 4, 3);
+  TEST_VQSHL_N(q, uint, u, 64, 2, 3);
+
+  dump_results_hex2 (TEST_MSG, " (check saturation with large positive input)");
+}