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[82.225.222.175]) by mx.google.com with ESMTPSA id u7sm76992wif.3.2015.05.27.13.16.02 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 27 May 2015 13:16:02 -0700 (PDT) From: Christophe Lyon To: gcc-patches@gcc.gnu.org Subject: [Patch ARM-AArch64/testsuite Neon intrinsics 10/20] Add vrsqrts tests. Date: Wed, 27 May 2015 22:15:37 +0200 Message-Id: <1432757747-4891-11-git-send-email-christophe.lyon@linaro.org> In-Reply-To: <1432757747-4891-1-git-send-email-christophe.lyon@linaro.org> References: <1432757747-4891-1-git-send-email-christophe.lyon@linaro.org> X-IsSubscribed: yes X-Original-Sender: christophe.lyon@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 2a00:1450:4010:c03::22a as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org; dkim=pass header.i=@gcc.gnu.org X-Google-Group-Id: 836684582541 diff --git a/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vrsqrts.c b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vrsqrts.c new file mode 100644 index 0000000..4531026 --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vrsqrts.c @@ -0,0 +1,118 @@ +#include +#include "arm-neon-ref.h" +#include "compute-ref-data.h" +#include + +/* Expected results. */ +VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0xc2796b84, 0xc2796b84 }; +VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0xc0e4a3d8, 0xc0e4a3d8, + 0xc0e4a3d8, 0xc0e4a3d8 }; + +/* Expected results with input=NaN. */ +VECT_VAR_DECL(expected_nan,hfloat,32,2) [] = { 0x7fc00000, 0x7fc00000 }; +VECT_VAR_DECL(expected_nan,hfloat,32,4) [] = { 0x7fc00000, 0x7fc00000, + 0x7fc00000, 0x7fc00000 }; + +/* Expected results with FP special inputs values (infinity, 0). */ +VECT_VAR_DECL(expected_fp1,hfloat,32,2) [] = { 0xff800000, 0xff800000 }; +VECT_VAR_DECL(expected_fp1,hfloat,32,4) [] = { 0x3fc00000, 0x3fc00000, + 0x3fc00000, 0x3fc00000 }; + +/* Expected results with only FP special inputs values (infinity, + 0). */ +VECT_VAR_DECL(expected_fp2,hfloat,32,2) [] = { 0x3fc00000, 0x3fc00000 }; +VECT_VAR_DECL(expected_fp2,hfloat,32,4) [] = { 0x3fc00000, 0x3fc00000, + 0x3fc00000, 0x3fc00000 }; + +#define TEST_MSG "VRSQRTS/VRSQRTSQ" +void exec_vrsqrts(void) +{ + int i; + + /* Basic test: y=vrsqrts(x), then store the result. */ +#define TEST_VRSQRTS(Q, T1, T2, W, N) \ + VECT_VAR(vector_res, T1, W, N) = \ + vrsqrts##Q##_##T2##W(VECT_VAR(vector, T1, W, N), \ + VECT_VAR(vector2, T1, W, N)); \ + vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), \ + VECT_VAR(vector_res, T1, W, N)) + + /* No need for integer variants. */ + DECL_VARIABLE(vector, float, 32, 2); + DECL_VARIABLE(vector, float, 32, 4); + + DECL_VARIABLE(vector2, float, 32, 2); + DECL_VARIABLE(vector2, float, 32, 4); + + DECL_VARIABLE(vector_res, float, 32, 2); + DECL_VARIABLE(vector_res, float, 32, 4); + + clean_results (); + + /* Choose init value arbitrarily. */ + VDUP(vector, , float, f, 32, 2, 12.9f); + VDUP(vector, q, float, f, 32, 4, 9.1f); + + VDUP(vector2, , float, f, 32, 2, 9.9f); + VDUP(vector2, q, float, f, 32, 4, 1.9f); + + /* Apply the operator. */ + TEST_VRSQRTS(, float, f, 32, 2); + TEST_VRSQRTS(q, float, f, 32, 4); + +#define CMT "" + CHECK_FP(TEST_MSG, float, 32, 2, PRIx32, expected, CMT); + CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected, CMT); + + + /* Test FP variants with special input values (NaN). */ + VDUP(vector, , float, f, 32, 2, NAN); + VDUP(vector2, q, float, f, 32, 4, NAN); + + /* Apply the operator. */ + TEST_VRSQRTS(, float, f, 32, 2); + TEST_VRSQRTS(q, float, f, 32, 4); + +#undef CMT +#define CMT " FP special (NAN) and normal values" + CHECK_FP(TEST_MSG, float, 32, 2, PRIx32, expected_nan, CMT); + CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected_nan, CMT); + + + /* Test FP variants with special input values (infinity, 0). */ + VDUP(vector, , float, f, 32, 2, HUGE_VALF); + VDUP(vector, q, float, f, 32, 4, 0.0f); + /* Restore a normal value in vector2. */ + VDUP(vector2, q, float, f, 32, 4, 3.2f); + + /* Apply the operator. */ + TEST_VRSQRTS(, float, f, 32, 2); + TEST_VRSQRTS(q, float, f, 32, 4); + +#undef CMT +#define CMT " FP special (infinity, 0) and normal values" + CHECK_FP(TEST_MSG, float, 32, 2, PRIx32, expected_fp1, CMT); + CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected_fp1, CMT); + + + /* Test FP variants with only special input values (infinity, 0). */ + VDUP(vector, , float, f, 32, 2, HUGE_VALF); + VDUP(vector, q, float, f, 32, 4, 0.0f); + VDUP(vector2, , float, f, 32, 2, -0.0f); + VDUP(vector2, q, float, f, 32, 4, HUGE_VALF); + + /* Apply the operator. */ + TEST_VRSQRTS(, float, f, 32, 2); + TEST_VRSQRTS(q, float, f, 32, 4); + +#undef CMT +#define CMT " only FP special (infinity, 0)" + CHECK_FP(TEST_MSG, float, 32, 2, PRIx32, expected_fp2, CMT); + CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected_fp2, CMT); +} + +int main (void) +{ + exec_vrsqrts (); + return 0; +}