rsimd

commit 7314405a6a01eb4625749e3457450d50f937a41e
parent 3077263f58469011d02bf585cb66b1f48c6ffd89
Author: vaplv <vaplv@free.fr>
Date:   Fri, 17 Oct 2014 23:49:14 +0200

Add and test the v4f_loadu[3] functions

Diffstat:
M
src/sse/ssef.h
 | 
20
+++++++++++++++++---
M
src/test_v4f.c
 | 
13
++++++++++++-

2 files changed, 29 insertions(+), 4 deletions(-)
diff --git a/src/sse/ssef.h b/src/sse/ssef.h
@@ -49,10 +49,24 @@ v4f_store(float dst[4], v4f_T v)
 }
 
 static FINLINE v4f_T
-v4f_load(const float dst[4])
+v4f_load(const float src[4])
 {
-  ASSERT(dst && IS_ALIGNED(dst, 16));
-  return _mm_load_ps(dst);
+  ASSERT(src && IS_ALIGNED(src, 16));
+  return _mm_load_ps(src);
+}
+
+static FINLINE v4f_T
+v4f_loadu(const float src[4])
+{
+  ASSERT(src);
+  return _mm_set_ps(src[3], src[2], src[1], src[0]);
+}
+
+static FINLINE v4f_T
+v4f_loadu3(const float src[3])
+{
+  ASSERT(src);
+  return _mm_set_ps(0.f, src[2], src[1], src[0]);
 }
 
 static FINLINE v4f_T
diff --git a/src/test_v4f.c b/src/test_v4f.c
@@ -21,10 +21,21 @@ main(int argc, char** argv)
   union { int32_t i; float f; } cast;
   v4f_T i, j, k;
   v4i_T l;
-  ALIGN(16) float tmp[4] = { 0.f, 1.f, 2.f, 3.f };
+  ALIGN(16) float tmp[5] = { 0.f, 1.f, 2.f, 3.f, 4.f };
   float* ptr;
   (void)argc, (void)argv;
 
+  i = v4f_loadu(tmp+1);
+  CHECK(v4f_x(i), 1.f);
+  CHECK(v4f_y(i), 2.f);
+  CHECK(v4f_z(i), 3.f);
+  CHECK(v4f_w(i), 4.f);
+
+  i = v4f_loadu3(tmp);
+  CHECK(v4f_x(i), 0.f);
+  CHECK(v4f_y(i), 1.f);
+  CHECK(v4f_z(i), 2.f);
+
   i = v4f_load(tmp);
   CHECK(v4f_x(i), 0.f);
   CHECK(v4f_y(i), 1.f);