[PATCH] [AArch64, NEON] Fix testcases add by r218484

Yangfei (Felix) felix.yang@huawei.com
Tue Dec 16 11:31:00 GMT 2014


> >  #define DECL_VABD_VAR(VAR)                     \
> be careful with your cut and paste. VABD should probably be VFMA_N here,
> although it's purely a naming convention :-)

The v3 patch attached fixed this minor issue. Thanks.

> It's OK for me with that change, but I'm not a maintainer.
> 
> One more question: are there any corner-cases we would want to check?
> (for instance, rounding, nan, infinity, ...)

We don't see any testsuite covers the test of these intrinsics. 
So we are adding these testcases to test the basic functionality. 
For now, I don't see any corner-cases that need to be checked for this patch. 


Index: gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/compute-ref-data.h
===================================================================
--- gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/compute-ref-data.h	(revision 218582)
+++ gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/compute-ref-data.h	(working copy)
@@ -142,6 +142,10 @@ VECT_VAR_DECL_INIT(buffer, poly, 16, 8);
 PAD(buffer_pad, poly, 16, 8);
 VECT_VAR_DECL_INIT(buffer, float, 32, 4);
 PAD(buffer_pad, float, 32, 4);
+#ifdef __aarch64__
+VECT_VAR_DECL_INIT(buffer, float, 64, 2);
+PAD(buffer_pad, float, 64, 2);
+#endif
 
 /* The tests for vld1_dup and vdup expect at least 4 entries in the
    input buffer, so force 1- and 2-elements initializers to have 4
Index: gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfma_n.c
===================================================================
--- gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfma_n.c	(revision 218582)
+++ gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfma_n.c	(working copy)
@@ -2,6 +2,7 @@
 #include "arm-neon-ref.h"
 #include "compute-ref-data.h"
 
+#if defined(__aarch64__) && defined(__ARM_FEATURE_FMA)
 /* Expected results.  */
 VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0x4438ca3d, 0x44390a3d };
 VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0x44869eb8, 0x4486beb8, 0x4486deb8, 0x4486feb8 };
@@ -9,33 +10,34 @@ VECT_VAR_DECL(expected,hfloat,64,2) [] = { 0x40890
 
 #define VECT_VAR_ASSIGN(S,Q,T1,W) S##Q##_##T1##W
 #define ASSIGN(S, Q, T, W, V) T##W##_t S##Q##_##T##W = V
-#define TEST_MSG "VFMA/VFMAQ"
+#define TEST_MSG "VFMA_N/VFMAQ_N"
+
 void exec_vfma_n (void)
 {
   /* Basic test: v4=vfma_n(v1,v2), then store the result.  */
-#define TEST_VFMA(Q, T1, T2, W, N)					\
+#define TEST_VFMA_N(Q, T1, T2, W, N)					\
   VECT_VAR(vector_res, T1, W, N) =					\
     vfma##Q##_n_##T2##W(VECT_VAR(vector1, T1, W, N),			\
-		      VECT_VAR(vector2, T1, W, N),			\
-			  VECT_VAR_ASSIGN(Scalar, Q, T1, W));			\
+			VECT_VAR(vector2, T1, W, N),			\
+			VECT_VAR_ASSIGN(scalar, Q, T1, W));		\
   vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), VECT_VAR(vector_res, T1, W, N))
 
-#define CHECK_VFMA_RESULTS(test_name,comment)				\
+#define CHECK_VFMA_N_RESULTS(test_name,comment)				\
   {									\
     CHECK_FP(test_name, float, 32, 2, PRIx32, expected, comment);	\
     CHECK_FP(test_name, float, 32, 4, PRIx32, expected, comment);	\
-	CHECK_FP(test_name, float, 64, 2, PRIx64, expected, comment);	\
-  }	
+    CHECK_FP(test_name, float, 64, 2, PRIx64, expected, comment);	\
+  }
 
-#define DECL_VABD_VAR(VAR)			\
+#define DECL_VFMA_N_VAR(VAR)			\
   DECL_VARIABLE(VAR, float, 32, 2);		\
   DECL_VARIABLE(VAR, float, 32, 4);		\
-  DECL_VARIABLE(VAR, float, 64, 2);		
+  DECL_VARIABLE(VAR, float, 64, 2);
 
-  DECL_VABD_VAR(vector1);
-  DECL_VABD_VAR(vector2);
-  DECL_VABD_VAR(vector3);
-  DECL_VABD_VAR(vector_res);
+  DECL_VFMA_N_VAR(vector1);
+  DECL_VFMA_N_VAR(vector2);
+  DECL_VFMA_N_VAR(vector3);
+  DECL_VFMA_N_VAR(vector_res);
 
   clean_results ();
 
@@ -50,20 +52,23 @@ void exec_vfma_n (void)
   VDUP(vector2, q, float, f, 64, 2, 15.8f);
   
   /* Choose init value arbitrarily.  */
-  ASSIGN(Scalar, , float, 32, 81.2f);
-  ASSIGN(Scalar, q, float, 32, 36.8f);
-  ASSIGN(Scalar, q, float, 64, 51.7f);
+  ASSIGN(scalar, , float, 32, 81.2f);
+  ASSIGN(scalar, q, float, 32, 36.8f);
+  ASSIGN(scalar, q, float, 64, 51.7f);
 
   /* Execute the tests.  */
-  TEST_VFMA(, float, f, 32, 2);
-  TEST_VFMA(q, float, f, 32, 4);
-  TEST_VFMA(q, float, f, 64, 2);
+  TEST_VFMA_N(, float, f, 32, 2);
+  TEST_VFMA_N(q, float, f, 32, 4);
+  TEST_VFMA_N(q, float, f, 64, 2);
 
-  CHECK_VFMA_RESULTS (TEST_MSG, "");
+  CHECK_VFMA_N_RESULTS (TEST_MSG, "");
 }
+#endif
 
 int main (void)
 {
+#if defined(__aarch64__) && defined(__ARM_FEATURE_FMA)
   exec_vfma_n ();
+#endif
   return 0;
 }
Index: gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfma.c
===================================================================
--- gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfma.c	(revision 218582)
+++ gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfma.c	(working copy)
@@ -2,12 +2,16 @@
 #include "arm-neon-ref.h"
 #include "compute-ref-data.h"
 
+#ifdef __ARM_FEATURE_FMA
 /* Expected results.  */
 VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0x4438ca3d, 0x44390a3d };
 VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0x44869eb8, 0x4486beb8, 0x4486deb8, 0x4486feb8 };
+#ifdef __aarch64__
 VECT_VAR_DECL(expected,hfloat,64,2) [] = { 0x408906e1532b8520, 0x40890ee1532b8520 };
+#endif
 
 #define TEST_MSG "VFMA/VFMAQ"
+
 void exec_vfma (void)
 {
   /* Basic test: v4=vfma(v1,v2), then store the result.  */
@@ -15,53 +19,74 @@ void exec_vfma (void)
   VECT_VAR(vector_res, T1, W, N) =					\
     vfma##Q##_##T2##W(VECT_VAR(vector1, T1, W, N),			\
 		      VECT_VAR(vector2, T1, W, N),			\
-			  VECT_VAR(vector3, T1, W, N));			\
+		      VECT_VAR(vector3, T1, W, N));			\
   vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), VECT_VAR(vector_res, T1, W, N))
 
+#ifdef __aarch64__
 #define CHECK_VFMA_RESULTS(test_name,comment)				\
   {									\
     CHECK_FP(test_name, float, 32, 2, PRIx32, expected, comment);	\
     CHECK_FP(test_name, float, 32, 4, PRIx32, expected, comment);	\
-	CHECK_FP(test_name, float, 64, 2, PRIx64, expected, comment);	\
-  }	
-
-#define DECL_VABD_VAR(VAR)			\
+    CHECK_FP(test_name, float, 64, 2, PRIx64, expected, comment);	\
+  }
+#define DECL_VFMA_VAR(VAR)			\
   DECL_VARIABLE(VAR, float, 32, 2);		\
   DECL_VARIABLE(VAR, float, 32, 4);		\
-  DECL_VARIABLE(VAR, float, 64, 2);		
+  DECL_VARIABLE(VAR, float, 64, 2);
+#else
+#define CHECK_VFMA_RESULTS(test_name,comment)				\
+  {									\
+    CHECK_FP(test_name, float, 32, 2, PRIx32, expected, comment);	\
+    CHECK_FP(test_name, float, 32, 4, PRIx32, expected, comment);	\
+  }
+#define DECL_VFMA_VAR(VAR)			\
+  DECL_VARIABLE(VAR, float, 32, 2);		\
+  DECL_VARIABLE(VAR, float, 32, 4);
+#endif
 
-  DECL_VABD_VAR(vector1);
-  DECL_VABD_VAR(vector2);
-  DECL_VABD_VAR(vector3);
-  DECL_VABD_VAR(vector_res);
+  DECL_VFMA_VAR(vector1);
+  DECL_VFMA_VAR(vector2);
+  DECL_VFMA_VAR(vector3);
+  DECL_VFMA_VAR(vector_res);
 
   clean_results ();
 
   /* Initialize input "vector1" from "buffer".  */
   VLOAD(vector1, buffer, , float, f, 32, 2);
   VLOAD(vector1, buffer, q, float, f, 32, 4);
+#ifdef __aarch64__
   VLOAD(vector1, buffer, q, float, f, 64, 2);
+#endif
 
   /* Choose init value arbitrarily.  */
   VDUP(vector2, , float, f, 32, 2, 9.3f);
   VDUP(vector2, q, float, f, 32, 4, 29.7f);
+#ifdef __aarch64__
   VDUP(vector2, q, float, f, 64, 2, 15.8f);
+#endif
   
   /* Choose init value arbitrarily.  */
   VDUP(vector3, , float, f, 32, 2, 81.2f);
   VDUP(vector3, q, float, f, 32, 4, 36.8f);
+#ifdef __aarch64__
   VDUP(vector3, q, float, f, 64, 2, 51.7f);
+#endif
 
   /* Execute the tests.  */
   TEST_VFMA(, float, f, 32, 2);
   TEST_VFMA(q, float, f, 32, 4);
+#ifdef __aarch64__
   TEST_VFMA(q, float, f, 64, 2);
+#endif
 
   CHECK_VFMA_RESULTS (TEST_MSG, "");
 }
+#endif
 
 int main (void)
 {
+#ifdef __ARM_FEATURE_FMA
   exec_vfma ();
+#endif
   return 0;
 }
Index: gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfms.c
===================================================================
--- gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfms.c	(revision 218582)
+++ gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vfms.c	(working copy)
@@ -2,66 +2,91 @@
 #include "arm-neon-ref.h"
 #include "compute-ref-data.h"
 
+#ifdef __ARM_FEATURE_FMA
 /* Expected results.  */
 VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0xc440ca3d, 0xc4408a3d };
 VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0xc48a9eb8, 0xc48a7eb8, 0xc48a5eb8, 0xc48a3eb8 };
+#ifdef __aarch64__
 VECT_VAR_DECL(expected,hfloat,64,2) [] = { 0xc08a06e1532b8520, 0xc089fee1532b8520 };
+#endif
 
-#define TEST_MSG "VFMA/VFMAQ"
+#define TEST_MSG "VFMS/VFMSQ"
+
 void exec_vfms (void)
 {
   /* Basic test: v4=vfms(v1,v2), then store the result.  */
-#define TEST_VFMA(Q, T1, T2, W, N)					\
+#define TEST_VFMS(Q, T1, T2, W, N)					\
   VECT_VAR(vector_res, T1, W, N) =					\
     vfms##Q##_##T2##W(VECT_VAR(vector1, T1, W, N),			\
 		      VECT_VAR(vector2, T1, W, N),			\
-			  VECT_VAR(vector3, T1, W, N));			\
+		      VECT_VAR(vector3, T1, W, N));			\
   vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), VECT_VAR(vector_res, T1, W, N))
 
-#define CHECK_VFMA_RESULTS(test_name,comment)				\
+#ifdef __aarch64__
+#define CHECK_VFMS_RESULTS(test_name,comment)				\
   {									\
     CHECK_FP(test_name, float, 32, 2, PRIx32, expected, comment);	\
     CHECK_FP(test_name, float, 32, 4, PRIx32, expected, comment);	\
-	CHECK_FP(test_name, float, 64, 2, PRIx64, expected, comment);	\
-  }	
-
-#define DECL_VABD_VAR(VAR)			\
+    CHECK_FP(test_name, float, 64, 2, PRIx64, expected, comment);	\
+  }
+#define DECL_VFMS_VAR(VAR)			\
   DECL_VARIABLE(VAR, float, 32, 2);		\
   DECL_VARIABLE(VAR, float, 32, 4);		\
-  DECL_VARIABLE(VAR, float, 64, 2);		
+  DECL_VARIABLE(VAR, float, 64, 2);
+#else
+#define CHECK_VFMS_RESULTS(test_name,comment)				\
+  {									\
+    CHECK_FP(test_name, float, 32, 2, PRIx32, expected, comment);	\
+    CHECK_FP(test_name, float, 32, 4, PRIx32, expected, comment);	\
+  }
+#define DECL_VFMS_VAR(VAR)			\
+  DECL_VARIABLE(VAR, float, 32, 2);		\
+  DECL_VARIABLE(VAR, float, 32, 4);
+#endif
 
-  DECL_VABD_VAR(vector1);
-  DECL_VABD_VAR(vector2);
-  DECL_VABD_VAR(vector3);
-  DECL_VABD_VAR(vector_res);
+  DECL_VFMS_VAR(vector1);
+  DECL_VFMS_VAR(vector2);
+  DECL_VFMS_VAR(vector3);
+  DECL_VFMS_VAR(vector_res);
 
   clean_results ();
 
   /* Initialize input "vector1" from "buffer".  */
   VLOAD(vector1, buffer, , float, f, 32, 2);
   VLOAD(vector1, buffer, q, float, f, 32, 4);
+#ifdef __aarch64__
   VLOAD(vector1, buffer, q, float, f, 64, 2);
+#endif
 
   /* Choose init value arbitrarily.  */
   VDUP(vector2, , float, f, 32, 2, 9.3f);
   VDUP(vector2, q, float, f, 32, 4, 29.7f);
+#ifdef __aarch64__
   VDUP(vector2, q, float, f, 64, 2, 15.8f);
+#endif
   
   /* Choose init value arbitrarily.  */
   VDUP(vector3, , float, f, 32, 2, 81.2f);
   VDUP(vector3, q, float, f, 32, 4, 36.8f);
+#ifdef __aarch64__
   VDUP(vector3, q, float, f, 64, 2, 51.7f);
+#endif
 
   /* Execute the tests.  */
-  TEST_VFMA(, float, f, 32, 2);
-  TEST_VFMA(q, float, f, 32, 4);
-  TEST_VFMA(q, float, f, 64, 2);
+  TEST_VFMS(, float, f, 32, 2);
+  TEST_VFMS(q, float, f, 32, 4);
+#ifdef __aarch64__
+  TEST_VFMS(q, float, f, 64, 2);
+#endif
 
-  CHECK_VFMA_RESULTS (TEST_MSG, "");
+  CHECK_VFMS_RESULTS (TEST_MSG, "");
 }
+#endif
 
 int main (void)
 {
+#ifdef __ARM_FEATURE_FMA
   exec_vfms ();
+#endif
   return 0;
 }
Index: gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h
===================================================================
--- gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h	(revision 218582)
+++ gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h	(working copy)
@@ -8,6 +8,7 @@
 
 /* helper type, to help write floating point results in integer form.  */
 typedef uint32_t hfloat32_t;
+typedef uint64_t hfloat64_t;
 
 extern void abort(void);
 extern void *memset(void *, int, size_t);
@@ -141,6 +142,9 @@ static ARRAY(result, uint, 64, 2);
 static ARRAY(result, poly, 8, 16);
 static ARRAY(result, poly, 16, 8);
 static ARRAY(result, float, 32, 4);
+#ifdef __aarch64__
+static ARRAY(result, float, 64, 2);
+#endif
 
 /* Declare expected results, one of each size. They are defined and
    initialized in each test file.  */
@@ -166,6 +170,7 @@ extern ARRAY(expected, uint, 64, 2);
 extern ARRAY(expected, poly, 8, 16);
 extern ARRAY(expected, poly, 16, 8);
 extern ARRAY(expected, hfloat, 32, 4);
+extern ARRAY(expected, hfloat, 64, 2);
 
 /* Check results. Operates on all possible vector types.  */
 #define CHECK_RESULTS(test_name,comment)				\
Index: gcc/testsuite/ChangeLog
===================================================================
--- gcc/testsuite/ChangeLog	(revision 218582)
+++ gcc/testsuite/ChangeLog	(working copy)
@@ -1,3 +1,19 @@
+2014-12-13  Felix Yang  <felix.yang@huawei.com>
+	    Haijian Zhang  <z.zhanghaijian@huawei.com>
+
+	* gcc.target/aarch64/advsimd-intrinsics/compute-ref-data.h
+	(buffer_float64x2, buffer_pad_float64x2): New helper variables.
+	* gcc.target/aarch64/advsimd-intrinsics/arm-neon-ref.h (hfloat64_t,
+	result_float64x2, expected_hfloat64x2): New helper type, variable and
+	declaration.
+	(buffer_float64x2, buffer_pad_float64x2): New helper variables.
+	* gcc.target/aarch64/advsimd-intrinsics/vfma.c: Don't run on target
+	without the FMA feature and exclude test for vfmaq_f64 on arm*-*-*.
+	* gcc.target/aarch64/advsimd-intrinsics/vfms.c: Don't run on target
+	without the FMA feature and exclude test for vfmsq_f64 on arm*-*-*.
+	* gcc.target/aarch64/advsimd-intrinsics/vfma_n.c: Don't run on arm*-*-*
+	and target without the FMA feature.
+
 2014-12-10  Martin Liska  <mliska@suse.cz>
 
 	* gcc.dg/ipa/pr63909.c: New test.
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