Added NEON support.

4 files changed, 30 insertions, 3 deletions

diff --git a/test cases/common/139 simd/meson.build b/test cases/common/139 simd/meson.build
index 6031218..4dc352d 100644
--- a/test cases/common/139 simd/meson.build
+++ b/test cases/common/139 simd/meson.build
@@ -31,6 +31,7 @@ simdarr = [['-mmmx', 'HAVE_MMX', 'simd_mmx', 'simd_mmx.c'],
  ['-msse4.2', 'HAVE_SSE42', 'simd_sse42', 'simd_sse42.c'],
  ['-mavx', 'HAVE_AVX', 'simd_avx', 'simd_avx.c'],
  ['-mavx2', 'HAVE_AVX2', 'simd_avx2', 'simd_avx2.c'],
+ ['-mfpu=neon', 'HAVE_NEON', 'simd_neon', 'simd_neon.c'],
 ]
 
 foreach ia : simdarr
diff --git a/test cases/common/139 simd/simd_neon.c b/test cases/common/139 simd/simd_neon.c
new file mode 100644
index 0000000..2082099
--- /dev/null
+++ b/test cases/common/139 simd/simd_neon.c
@@ -0,0 +1,20 @@
+#include<simdconfig.h>
+#include<simdfuncs.h>
+
+#include<arm_neon.h>
+#include<stdint.h>
+
+int neon_available() {
+    return 1; /* Incorrect, but I don't know how to check this properly. */
+}
+
+void increment_neon(float arr[4]) {
+    float32x2_t a1, a2, one;
+    a1 = vld1_f32(arr);
+    a2 = vld1_f32(&arr[2]);
+    one = vdup_n_f32(1.0);
+    a1 = vadd_f32(a1, one);
+    a2 = vadd_f32(a2, one);
+    vst1_f32(arr, a1);
+    vst1_f32(&arr[2], a2);
+}
diff --git a/test cases/common/139 simd/simdchecker.c b/test cases/common/139 simd/simdchecker.c
index 1502ae7..222fbf3 100644
--- a/test cases/common/139 simd/simdchecker.c
+++ b/test cases/common/139 simd/simdchecker.c
@@ -17,6 +17,12 @@ int main(int argc, char **argv) {
 /* Add here. The first matched one is used so put "better" instruction
  * sets at the top.
  */
+#if HAVE_NEON
+    if(fptr == NULL && neon_available()) {
+        fptr = increment_neon;
+        type = "NEON";
+    }
+#endif
 #if HAVE_AVX2
     if(fptr == NULL && avx2_available()) {
         fptr = increment_avx2;
diff --git a/test cases/common/139 simd/simdfuncs.h b/test cases/common/139 simd/simdfuncs.h
index 22781bf..dfb0560 100644
--- a/test cases/common/139 simd/simdfuncs.h
+++ b/test cases/common/139 simd/simdfuncs.h
@@ -54,9 +54,9 @@ int avx2_available();
 void increment_avx2(float arr[4]);
 #endif
 
-#if HAVE_THUMB
-int thumb_available();
-void increment_thumb(float arr[4]);
+#if HAVE_NEON
+int neon_available();
+void increment_neon(float arr[4]);
 #endif
 
 #if HAVE_ALTIVEC