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vqrshrn_n.c: New file.

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2015-05-19  Christophe Lyon  <christophe.lyon@linaro.org>

	* gcc.target/aarch64/advsimd-intrinsics/vqrshrn_n.c: New file.

From-SVN: r223379
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Christophe Lyon 2015-05-19 15:48:15 +00:00 committed by Christophe Lyon
parent cace06d145
commit 059a79e76a
2 changed files with 178 additions and 0 deletions
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gcc/testsuite/ChangeLog
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2015-05-19 Christophe Lyon <christophe.lyon@linaro.org>
* gcc.target/aarch64/advsimd-intrinsics/vqrshrn_n.c: New file.
2015-05-19 Christophe Lyon <christophe.lyon@linaro.org>
* gcc.target/aarch64/advsimd-intrinsics/vqrshl.c: New file.

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gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqrshrn_n.c Normal file
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#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,int,16,8) = 0;
int VECT_VAR(expected_cumulative_sat,int,32,4) = 0;
int VECT_VAR(expected_cumulative_sat,int,64,2) = 0;
int VECT_VAR(expected_cumulative_sat,uint,16,8) = 1;
int VECT_VAR(expected_cumulative_sat,uint,32,4) = 1;
int VECT_VAR(expected_cumulative_sat,uint,64,2) = 1;
/* Expected results. */
VECT_VAR_DECL(expected,int,8,8) [] = { 0xf8, 0xf9, 0xf9, 0xfa,
0xfa, 0xfb, 0xfb, 0xfc };
VECT_VAR_DECL(expected,int,16,4) [] = { 0xfff8, 0xfff9, 0xfff9, 0xfffa };
VECT_VAR_DECL(expected,int,32,2) [] = { 0xfffffffc, 0xfffffffc };
VECT_VAR_DECL(expected,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff };
VECT_VAR_DECL(expected,uint,16,4) [] = { 0xffff, 0xffff, 0xffff, 0xffff };
VECT_VAR_DECL(expected,uint,32,2) [] = { 0xffffffff, 0xffffffff };
/* Expected values of cumulative_saturation flag with shift by 3. */
int VECT_VAR(expected_cumulative_sat_sh3,int,16,8) = 1;
int VECT_VAR(expected_cumulative_sat_sh3,int,32,4) = 1;
int VECT_VAR(expected_cumulative_sat_sh3,int,64,2) = 1;
int VECT_VAR(expected_cumulative_sat_sh3,uint,16,8) = 1;
int VECT_VAR(expected_cumulative_sat_sh3,uint,32,4) = 1;
int VECT_VAR(expected_cumulative_sat_sh3,uint,64,2) = 1;
/* Expected results with shift by 3. */
VECT_VAR_DECL(expected_sh3,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f,
0x7f, 0x7f, 0x7f, 0x7f };
VECT_VAR_DECL(expected_sh3,int,16,4) [] = { 0x7fff, 0x7fff, 0x7fff, 0x7fff };
VECT_VAR_DECL(expected_sh3,int,32,2) [] = { 0x7fffffff, 0x7fffffff };
VECT_VAR_DECL(expected_sh3,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff };
VECT_VAR_DECL(expected_sh3,uint,16,4) [] = { 0xffff, 0xffff, 0xffff, 0xffff };
VECT_VAR_DECL(expected_sh3,uint,32,2) [] = { 0xffffffff, 0xffffffff };
/* Expected values of cumulative_saturation flag with shift by max
amount. */
int VECT_VAR(expected_cumulative_sat_shmax,int,16,8) = 1;
int VECT_VAR(expected_cumulative_sat_shmax,int,32,4) = 1;
int VECT_VAR(expected_cumulative_sat_shmax,int,64,2) = 1;
int VECT_VAR(expected_cumulative_sat_shmax,uint,16,8) = 1;
int VECT_VAR(expected_cumulative_sat_shmax,uint,32,4) = 1;
int VECT_VAR(expected_cumulative_sat_shmax,uint,64,2) = 1;
/* Expected results with shift by max amount. */
VECT_VAR_DECL(expected_shmax,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f,
0x7f, 0x7f, 0x7f, 0x7f };
VECT_VAR_DECL(expected_shmax,int,16,4) [] = { 0x7fff, 0x7fff, 0x7fff, 0x7fff };
VECT_VAR_DECL(expected_shmax,int,32,2) [] = { 0x7fffffff, 0x7fffffff };
VECT_VAR_DECL(expected_shmax,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff };
VECT_VAR_DECL(expected_shmax,uint,16,4) [] = { 0xffff, 0xffff, 0xffff, 0xffff };
VECT_VAR_DECL(expected_shmax,uint,32,2) [] = { 0xffffffff, 0xffffffff };
#define INSN vqrshrn_n
#define TEST_MSG "VQRSHRN_N"
#define FNNAME1(NAME) void exec_ ## NAME (void)
#define FNNAME(NAME) FNNAME1(NAME)
FNNAME (INSN)
{
/* Basic test: y=vqrshrn_n(x,v), then store the result. */
#define TEST_VQRSHRN_N2(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \
Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W2, N)); \
VECT_VAR(vector_res, T1, W2, N) = \
INSN##_##T2##W(VECT_VAR(vector, T1, W, N), \
V); \
vst1_##T2##W2(VECT_VAR(result, T1, W2, N), \
VECT_VAR(vector_res, T1, W2, N)); \
CHECK_CUMULATIVE_SAT(TEST_MSG, T1, W, N, EXPECTED_CUMULATIVE_SAT, CMT)
/* Two auxliary macros are necessary to expand INSN */
#define TEST_VQRSHRN_N1(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \
TEST_VQRSHRN_N2(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT)
#define TEST_VQRSHRN_N(T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \
TEST_VQRSHRN_N1(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT)
/* vector is twice as large as vector_res. */
DECL_VARIABLE(vector, int, 16, 8);
DECL_VARIABLE(vector, int, 32, 4);
DECL_VARIABLE(vector, int, 64, 2);
DECL_VARIABLE(vector, uint, 16, 8);
DECL_VARIABLE(vector, uint, 32, 4);
DECL_VARIABLE(vector, uint, 64, 2);
DECL_VARIABLE(vector_res, int, 8, 8);
DECL_VARIABLE(vector_res, int, 16, 4);
DECL_VARIABLE(vector_res, int, 32, 2);
DECL_VARIABLE(vector_res, uint, 8, 8);
DECL_VARIABLE(vector_res, uint, 16, 4);
DECL_VARIABLE(vector_res, uint, 32, 2);
clean_results ();
VLOAD(vector, buffer, q, int, s, 16, 8);
VLOAD(vector, buffer, q, int, s, 32, 4);
VLOAD(vector, buffer, q, int, s, 64, 2);
VLOAD(vector, buffer, q, uint, u, 16, 8);
VLOAD(vector, buffer, q, uint, u, 32, 4);
VLOAD(vector, buffer, q, uint, u, 64, 2);
/* Choose shift amount arbitrarily. */
#define CMT ""
TEST_VQRSHRN_N(int, s, 16, 8, 8, 1, expected_cumulative_sat, CMT);
TEST_VQRSHRN_N(int, s, 32, 16, 4, 1, expected_cumulative_sat, CMT);
TEST_VQRSHRN_N(int, s, 64, 32, 2, 2, expected_cumulative_sat, CMT);
TEST_VQRSHRN_N(uint, u, 16, 8, 8, 2, expected_cumulative_sat, CMT);
TEST_VQRSHRN_N(uint, u, 32, 16, 4, 3, expected_cumulative_sat, CMT);
TEST_VQRSHRN_N(uint, u, 64, 32, 2, 3, expected_cumulative_sat, CMT);
CHECK(TEST_MSG, int, 8, 8, PRIx8, expected, CMT);
CHECK(TEST_MSG, int, 16, 4, PRIx16, expected, CMT);
CHECK(TEST_MSG, int, 32, 2, PRIx32, expected, 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);
/* Another set of tests, shifting max value by 3. */
VDUP(vector, q, int, s, 16, 8, 0x7FFF);
VDUP(vector, q, int, s, 32, 4, 0x7FFFFFFF);
VDUP(vector, q, int, s, 64, 2, 0x7FFFFFFFFFFFFFFFLL);
VDUP(vector, q, uint, u, 16, 8, 0xFFFF);
VDUP(vector, q, uint, u, 32, 4, 0xFFFFFFFF);
VDUP(vector, q, uint, u, 64, 2, 0xFFFFFFFFFFFFFFFFULL);
#undef CMT
#define CMT " (check saturation: shift by 3)"
TEST_VQRSHRN_N(int, s, 16, 8, 8, 3, expected_cumulative_sat_sh3, CMT);
TEST_VQRSHRN_N(int, s, 32, 16, 4, 3, expected_cumulative_sat_sh3, CMT);
TEST_VQRSHRN_N(int, s, 64, 32, 2, 3, expected_cumulative_sat_sh3, CMT);
TEST_VQRSHRN_N(uint, u, 16, 8, 8, 3, expected_cumulative_sat_sh3, CMT);
TEST_VQRSHRN_N(uint, u, 32, 16, 4, 3, expected_cumulative_sat_sh3, CMT);
TEST_VQRSHRN_N(uint, u, 64, 32, 2, 3, expected_cumulative_sat_sh3, CMT);
CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_sh3, CMT);
CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_sh3, CMT);
CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_sh3, CMT);
CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_sh3, CMT);
CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_sh3, CMT);
CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_sh3, CMT);
/* Shift by max amount. */
#undef CMT
#define CMT " (check saturation: shift by max)"
TEST_VQRSHRN_N(int, s, 16, 8, 8, 8, expected_cumulative_sat_shmax, CMT);
TEST_VQRSHRN_N(int, s, 32, 16, 4, 16, expected_cumulative_sat_shmax, CMT);
TEST_VQRSHRN_N(int, s, 64, 32, 2, 32, expected_cumulative_sat_shmax, CMT);
TEST_VQRSHRN_N(uint, u, 16, 8, 8, 8, expected_cumulative_sat_shmax, CMT);
TEST_VQRSHRN_N(uint, u, 32, 16, 4, 16, expected_cumulative_sat_shmax, CMT);
TEST_VQRSHRN_N(uint, u, 64, 32, 2, 32, expected_cumulative_sat_shmax, CMT);
CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_shmax, CMT);
CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_shmax, CMT);
CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_shmax, CMT);
CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_shmax, CMT);
CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_shmax, CMT);
CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_shmax, CMT);
}
int main (void)
{
exec_vqrshrn_n ();
return 0;
}