Viewing file:  vqdmull_n.c (2.4 KB) -rw-r--r--
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#include <arm_neon.h>
#include "arm-neon-ref.h"
#include "compute-ref-data.h"
/* Expected results. */
VECT_VAR_DECL(expected,int,32,4) [] = { 0x44000, 0x44000,
0x44000, 0x44000 };
VECT_VAR_DECL(expected,int,64,2) [] = { 0xaa000, 0xaa000 };
/* Expected results when saturation occurs. */
VECT_VAR_DECL(expected2,int,32,4) [] = { 0x7fffffff, 0x7fffffff,
0x7fffffff, 0x7fffffff };
VECT_VAR_DECL(expected2,int,64,2) [] = { 0x7fffffffffffffff,
0x7fffffffffffffff };
#define INSN_NAME vqdmull
#define TEST_MSG "VQDMULL_N"
#define FNNAME1(NAME) exec_ ## NAME
#define FNNAME(NAME) FNNAME1(NAME)
void FNNAME (INSN_NAME) (void)
{
int i;
/* vector_res = vqdmull_n(vector,val), then store the result. */
#define TEST_VQDMULL_N2(INSN, T1, T2, W, W2, N, L, CMT) \
Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W2, N)); \
VECT_VAR(vector_res, T1, W2, N) = \
INSN##_n_##T2##W(VECT_VAR(vector, T1, W, N), \
L); \
vst1q_##T2##W2(VECT_VAR(result, T1, W2, N), \
VECT_VAR(vector_res, T1, W2, N))
/* Two auxliary macros are necessary to expand INSN. */
#define TEST_VQDMULL_N1(INSN, T1, T2, W, W2, N, L, CMT) \
TEST_VQDMULL_N2(INSN, T1, T2, W, W2, N, L, CMT)
#define TEST_VQDMULL_N(T1, T2, W, W2, N, L, CMT) \
TEST_VQDMULL_N1(INSN_NAME, T1, T2, W, W2, N, L, CMT)
DECL_VARIABLE(vector, int, 16, 4);
DECL_VARIABLE(vector, int, 32, 2);
DECL_VARIABLE(vector2, int, 16, 4);
DECL_VARIABLE(vector2, int, 32, 2);
DECL_VARIABLE(vector_res, int, 32, 4);
DECL_VARIABLE(vector_res, int, 64, 2);
clean_results ();
/* Initialize vector. */
VDUP(vector, , int, s, 16, 4, 0x1000);
VDUP(vector, , int, s, 32, 2, 0x1000);
/* Initialize vector2. */
VDUP(vector2, , int, s, 16, 4, 0x4);
VDUP(vector2, , int, s, 32, 2, 0x2);
/* Choose multiplier arbitrarily. */
TEST_VQDMULL_N(int, s, 16, 32, 4, 0x22, "");
TEST_VQDMULL_N(int, s, 32, 64, 2, 0x55, "");
CHECK(TEST_MSG, int, 32, 4, PRIx32, expected, "");
CHECK(TEST_MSG, int, 64, 2, PRIx64, expected, "");
VDUP(vector, , int, s, 16, 4, 0x8000);
VDUP(vector, , int, s, 32, 2, 0x80000000);
#define TEST_MSG2 "with saturation"
TEST_VQDMULL_N(int, s, 16, 32, 4, 0x8000, TEST_MSG2);
TEST_VQDMULL_N(int, s, 32, 64, 2, 0x80000000, TEST_MSG2);
CHECK(TEST_MSG, int, 32, 4, PRIx32, expected2, TEST_MSG2);
CHECK(TEST_MSG, int, 64, 2, PRIx64, expected2, TEST_MSG2);
}
int main (void)
{
FNNAME (INSN_NAME) ();
return 0;
}
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