From 83846a5923b75824828f5145797f27689531584f Mon Sep 17 00:00:00 2001 From: Christophe Lyon Date: Tue, 19 May 2015 15:55:19 +0000 Subject: [PATCH] vqshrn_n.c: New file. 2015-05-19 Christophe Lyon * gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c: New file. From-SVN: r223385 --- gcc/testsuite/ChangeLog | 4 + .../aarch64/advsimd-intrinsics/vqshrn_n.c | 177 ++++++++++++++++++ 2 files changed, 181 insertions(+) create mode 100644 gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index da781e821c6..6ec311f28aa 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2015-05-19 Christophe Lyon + + * gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c: New file. + 2015-05-19 Christophe Lyon * gcc.target/aarch64/advsimd-intrinsics/vqshlu_n.c: New file. diff --git a/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c new file mode 100644 index 00000000000..b3556f46c26 --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c @@ -0,0 +1,177 @@ +#include +#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, 0xf8, 0xf9, 0xf9, + 0xfa, 0xfa, 0xfb, 0xfb }; +VECT_VAR_DECL(expected,int,16,4) [] = { 0xfff8, 0xfff8, 0xfff9, 0xfff9 }; +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 max input value + shifted by 3. */ +int VECT_VAR(expected_cumulative_sat_max_sh3,int,16,8) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,int,32,4) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,int,64,2) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,uint,16,8) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,uint,32,4) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,uint,64,2) = 1; + +/* Expected results with max input value shifted by 3. */ +VECT_VAR_DECL(expected_max_sh3,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f, + 0x7f, 0x7f, 0x7f, 0x7f }; +VECT_VAR_DECL(expected_max_sh3,int,16,4) [] = { 0x7fff, 0x7fff, 0x7fff, 0x7fff }; +VECT_VAR_DECL(expected_max_sh3,int,32,2) [] = { 0x7fffffff, 0x7fffffff }; +VECT_VAR_DECL(expected_max_sh3,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff }; +VECT_VAR_DECL(expected_max_sh3,uint,16,4) [] = { 0xffff, 0xffff, + 0xffff, 0xffff }; +VECT_VAR_DECL(expected_max_sh3,uint,32,2) [] = { 0xffffffff, 0xffffffff }; + +/* Expected values of cumulative_saturation flag with max input value + shifted by type size. */ +int VECT_VAR(expected_cumulative_sat_max_shmax,int,16,8) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,int,32,4) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,int,64,2) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,uint,16,8) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,uint,32,4) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,uint,64,2) = 0; + +/* Expected results with max input value shifted by type size. */ +VECT_VAR_DECL(expected_max_shmax,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f, + 0x7f, 0x7f, 0x7f, 0x7f }; +VECT_VAR_DECL(expected_max_shmax,int,16,4) [] = { 0x7fff, 0x7fff, + 0x7fff, 0x7fff }; +VECT_VAR_DECL(expected_max_shmax,int,32,2) [] = { 0x7fffffff, 0x7fffffff }; +VECT_VAR_DECL(expected_max_shmax,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff }; +VECT_VAR_DECL(expected_max_shmax,uint,16,4) [] = { 0xffff, 0xffff, + 0xffff, 0xffff }; +VECT_VAR_DECL(expected_max_shmax,uint,32,2) [] = { 0xffffffff, 0xffffffff }; + +#define INSN vqshrn_n +#define TEST_MSG "VQSHRN_N" + +#define FNNAME1(NAME) void exec_ ## NAME (void) +#define FNNAME(NAME) FNNAME1(NAME) + +FNNAME (INSN) +{ + /* Basic test: y=vqshrn_n(x,v), then store the result. */ +#define TEST_VQSHRN_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_VQSHRN_N1(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \ + TEST_VQSHRN_N2(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) + +#define TEST_VQSHRN_N(T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \ + TEST_VQSHRN_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_VQSHRN_N(int, s, 16, 8, 8, 1, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(int, s, 32, 16, 4, 1, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(int, s, 64, 32, 2, 2, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(uint, u, 16, 8, 8, 2, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(uint, u, 32, 16, 4, 3, expected_cumulative_sat, CMT); + TEST_VQSHRN_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); + + + /* Use max possible value as input. */ + 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_VQSHRN_N(int, s, 16, 8, 8, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(int, s, 32, 16, 4, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(int, s, 64, 32, 2, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(uint, u, 16, 8, 8, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(uint, u, 32, 16, 4, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(uint, u, 64, 32, 2, 3, expected_cumulative_sat_max_sh3, CMT); + + CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_max_sh3, CMT); + CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_max_sh3, CMT); + CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_max_sh3, CMT); + CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_max_sh3, CMT); + CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_max_sh3, CMT); + CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_max_sh3, CMT); + + +#undef CMT +#define CMT " (check saturation: shift by max)" + TEST_VQSHRN_N(int, s, 16, 8, 8, 8, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(int, s, 32, 16, 4, 16, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(int, s, 64, 32, 2, 32, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(uint, u, 16, 8, 8, 8, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(uint, u, 32, 16, 4, 16, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(uint, u, 64, 32, 2, 32, expected_cumulative_sat_max_shmax, CMT); + + CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_max_shmax, CMT); + CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_max_shmax, CMT); + CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_max_shmax, CMT); + CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_max_shmax, CMT); + CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_max_shmax, CMT); + CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_max_shmax, CMT); +} + +int main (void) +{ + exec_vqshrn_n (); + return 0; +} -- 2.30.2