Move RS runtime to frameworks/rs.
Bug: 7342767
Change-Id: Ia45064a5257b8ce460918f327670e3be550d4b56
diff --git a/driver/runtime/arch/generic.c b/driver/runtime/arch/generic.c
new file mode 100644
index 0000000..da83c2a
--- /dev/null
+++ b/driver/runtime/arch/generic.c
@@ -0,0 +1,948 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#include "rs_types.rsh"
+
+extern short __attribute__((overloadable, always_inline)) rsClamp(short amount, short low, short high);
+extern uchar4 __attribute__((overloadable)) convert_uchar4(short4);
+extern uchar4 __attribute__((overloadable)) convert_uchar4(float4);
+extern float4 __attribute__((overloadable)) convert_float4(uchar4);
+extern float __attribute__((overloadable)) sqrt(float);
+
+/*
+ * CLAMP
+ */
+#define _CLAMP(T) \
+extern T __attribute__((overloadable)) clamp(T amount, T low, T high) { \
+ return amount < low ? low : (amount > high ? high : amount); \
+} \
+ \
+extern T##2 __attribute__((overloadable)) clamp(T##2 amount, T##2 low, T##2 high) { \
+ T##2 r; \
+ r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
+ r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
+ return r; \
+} \
+ \
+extern T##3 __attribute__((overloadable)) clamp(T##3 amount, T##3 low, T##3 high) { \
+ T##3 r; \
+ r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
+ r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
+ r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); \
+ return r; \
+} \
+ \
+extern T##4 __attribute__((overloadable)) clamp(T##4 amount, T##4 low, T##4 high) { \
+ T##4 r; \
+ r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); \
+ r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); \
+ r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); \
+ r.w = amount.w < low.w ? low.w : (amount.w > high.w ? high.w : amount.w); \
+ return r; \
+} \
+ \
+extern T##2 __attribute__((overloadable)) clamp(T##2 amount, T low, T high) { \
+ T##2 r; \
+ r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
+ r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
+ return r; \
+} \
+ \
+extern T##3 __attribute__((overloadable)) clamp(T##3 amount, T low, T high) { \
+ T##3 r; \
+ r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
+ r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
+ r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); \
+ return r; \
+} \
+ \
+extern T##4 __attribute__((overloadable)) clamp(T##4 amount, T low, T high) { \
+ T##4 r; \
+ r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); \
+ r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); \
+ r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); \
+ r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); \
+ return r; \
+}
+
+_CLAMP(float);
+_CLAMP(double);
+_CLAMP(char);
+_CLAMP(uchar);
+_CLAMP(short);
+_CLAMP(ushort);
+_CLAMP(int);
+_CLAMP(uint);
+_CLAMP(long);
+_CLAMP(ulong);
+
+#undef _CLAMP
+
+/*
+ * FMAX
+ */
+
+extern float __attribute__((overloadable)) fmax(float v1, float v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern float2 __attribute__((overloadable)) fmax(float2 v1, float2 v2) {
+ float2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) fmax(float3 v1, float3 v2) {
+ float3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) fmax(float4 v1, float4 v2) {
+ float4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern float2 __attribute__((overloadable)) fmax(float2 v1, float v2) {
+ float2 r;
+ r.x = v1.x > v2 ? v1.x : v2;
+ r.y = v1.y > v2 ? v1.y : v2;
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) fmax(float3 v1, float v2) {
+ float3 r;
+ r.x = v1.x > v2 ? v1.x : v2;
+ r.y = v1.y > v2 ? v1.y : v2;
+ r.z = v1.z > v2 ? v1.z : v2;
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) fmax(float4 v1, float v2) {
+ float4 r;
+ r.x = v1.x > v2 ? v1.x : v2;
+ r.y = v1.y > v2 ? v1.y : v2;
+ r.z = v1.z > v2 ? v1.z : v2;
+ r.w = v1.w > v2 ? v1.w : v2;
+ return r;
+}
+
+extern float __attribute__((overloadable)) fmin(float v1, float v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+
+/*
+ * FMIN
+ */
+extern float2 __attribute__((overloadable)) fmin(float2 v1, float2 v2) {
+ float2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) fmin(float3 v1, float3 v2) {
+ float3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) fmin(float4 v1, float4 v2) {
+ float4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern float2 __attribute__((overloadable)) fmin(float2 v1, float v2) {
+ float2 r;
+ r.x = v1.x < v2 ? v1.x : v2;
+ r.y = v1.y < v2 ? v1.y : v2;
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) fmin(float3 v1, float v2) {
+ float3 r;
+ r.x = v1.x < v2 ? v1.x : v2;
+ r.y = v1.y < v2 ? v1.y : v2;
+ r.z = v1.z < v2 ? v1.z : v2;
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) fmin(float4 v1, float v2) {
+ float4 r;
+ r.x = v1.x < v2 ? v1.x : v2;
+ r.y = v1.y < v2 ? v1.y : v2;
+ r.z = v1.z < v2 ? v1.z : v2;
+ r.w = v1.w < v2 ? v1.w : v2;
+ return r;
+}
+
+
+/*
+ * MAX
+ */
+
+extern char __attribute__((overloadable)) max(char v1, char v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern char2 __attribute__((overloadable)) max(char2 v1, char2 v2) {
+ char2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern char3 __attribute__((overloadable)) max(char3 v1, char3 v2) {
+ char3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern char4 __attribute__((overloadable)) max(char4 v1, char4 v2) {
+ char4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern short __attribute__((overloadable)) max(short v1, short v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern short2 __attribute__((overloadable)) max(short2 v1, short2 v2) {
+ short2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern short3 __attribute__((overloadable)) max(short3 v1, short3 v2) {
+ short3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern short4 __attribute__((overloadable)) max(short4 v1, short4 v2) {
+ short4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern int __attribute__((overloadable)) max(int v1, int v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern int2 __attribute__((overloadable)) max(int2 v1, int2 v2) {
+ int2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern int3 __attribute__((overloadable)) max(int3 v1, int3 v2) {
+ int3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern int4 __attribute__((overloadable)) max(int4 v1, int4 v2) {
+ int4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern int64_t __attribute__((overloadable)) max(int64_t v1, int64_t v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern long2 __attribute__((overloadable)) max(long2 v1, long2 v2) {
+ long2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern long3 __attribute__((overloadable)) max(long3 v1, long3 v2) {
+ long3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern long4 __attribute__((overloadable)) max(long4 v1, long4 v2) {
+ long4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern uchar __attribute__((overloadable)) max(uchar v1, uchar v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern uchar2 __attribute__((overloadable)) max(uchar2 v1, uchar2 v2) {
+ uchar2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern uchar3 __attribute__((overloadable)) max(uchar3 v1, uchar3 v2) {
+ uchar3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern uchar4 __attribute__((overloadable)) max(uchar4 v1, uchar4 v2) {
+ uchar4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern ushort __attribute__((overloadable)) max(ushort v1, ushort v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern ushort2 __attribute__((overloadable)) max(ushort2 v1, ushort2 v2) {
+ ushort2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern ushort3 __attribute__((overloadable)) max(ushort3 v1, ushort3 v2) {
+ ushort3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern ushort4 __attribute__((overloadable)) max(ushort4 v1, ushort4 v2) {
+ ushort4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern uint __attribute__((overloadable)) max(uint v1, uint v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern uint2 __attribute__((overloadable)) max(uint2 v1, uint2 v2) {
+ uint2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern uint3 __attribute__((overloadable)) max(uint3 v1, uint3 v2) {
+ uint3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern uint4 __attribute__((overloadable)) max(uint4 v1, uint4 v2) {
+ uint4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern ulong __attribute__((overloadable)) max(ulong v1, ulong v2) {
+ return v1 > v2 ? v1 : v2;
+}
+
+extern ulong2 __attribute__((overloadable)) max(ulong2 v1, ulong2 v2) {
+ ulong2 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern ulong3 __attribute__((overloadable)) max(ulong3 v1, ulong3 v2) {
+ ulong3 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern ulong4 __attribute__((overloadable)) max(ulong4 v1, ulong4 v2) {
+ ulong4 r;
+ r.x = v1.x > v2.x ? v1.x : v2.x;
+ r.y = v1.y > v2.y ? v1.y : v2.y;
+ r.z = v1.z > v2.z ? v1.z : v2.z;
+ r.w = v1.w > v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern float __attribute__((overloadable)) max(float v1, float v2) {
+ return fmax(v1, v2);
+}
+
+extern float2 __attribute__((overloadable)) max(float2 v1, float2 v2) {
+ return fmax(v1, v2);
+}
+
+extern float2 __attribute__((overloadable)) max(float2 v1, float v2) {
+ return fmax(v1, v2);
+}
+
+extern float3 __attribute__((overloadable)) max(float3 v1, float3 v2) {
+ return fmax(v1, v2);
+}
+
+extern float3 __attribute__((overloadable)) max(float3 v1, float v2) {
+ return fmax(v1, v2);
+}
+
+extern float4 __attribute__((overloadable)) max(float4 v1, float4 v2) {
+ return fmax(v1, v2);
+}
+
+extern float4 __attribute__((overloadable)) max(float4 v1, float v2) {
+ return fmax(v1, v2);
+}
+
+
+/*
+ * MIN
+ */
+
+extern int8_t __attribute__((overloadable)) min(int8_t v1, int8_t v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern char2 __attribute__((overloadable)) min(char2 v1, char2 v2) {
+ char2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern char3 __attribute__((overloadable)) min(char3 v1, char3 v2) {
+ char3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern char4 __attribute__((overloadable)) min(char4 v1, char4 v2) {
+ char4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern int16_t __attribute__((overloadable)) min(int16_t v1, int16_t v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern short2 __attribute__((overloadable)) min(short2 v1, short2 v2) {
+ short2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern short3 __attribute__((overloadable)) min(short3 v1, short3 v2) {
+ short3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern short4 __attribute__((overloadable)) min(short4 v1, short4 v2) {
+ short4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern int32_t __attribute__((overloadable)) min(int32_t v1, int32_t v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern int2 __attribute__((overloadable)) min(int2 v1, int2 v2) {
+ int2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern int3 __attribute__((overloadable)) min(int3 v1, int3 v2) {
+ int3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern int4 __attribute__((overloadable)) min(int4 v1, int4 v2) {
+ int4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern int64_t __attribute__((overloadable)) min(int64_t v1, int64_t v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern long2 __attribute__((overloadable)) min(long2 v1, long2 v2) {
+ long2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern long3 __attribute__((overloadable)) min(long3 v1, long3 v2) {
+ long3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern long4 __attribute__((overloadable)) min(long4 v1, long4 v2) {
+ long4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern uchar __attribute__((overloadable)) min(uchar v1, uchar v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern uchar2 __attribute__((overloadable)) min(uchar2 v1, uchar2 v2) {
+ uchar2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern uchar3 __attribute__((overloadable)) min(uchar3 v1, uchar3 v2) {
+ uchar3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern uchar4 __attribute__((overloadable)) min(uchar4 v1, uchar4 v2) {
+ uchar4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern ushort __attribute__((overloadable)) min(ushort v1, ushort v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern ushort2 __attribute__((overloadable)) min(ushort2 v1, ushort2 v2) {
+ ushort2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern ushort3 __attribute__((overloadable)) min(ushort3 v1, ushort3 v2) {
+ ushort3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern ushort4 __attribute__((overloadable)) min(ushort4 v1, ushort4 v2) {
+ ushort4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern uint __attribute__((overloadable)) min(uint v1, uint v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern uint2 __attribute__((overloadable)) min(uint2 v1, uint2 v2) {
+ uint2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern uint3 __attribute__((overloadable)) min(uint3 v1, uint3 v2) {
+ uint3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern uint4 __attribute__((overloadable)) min(uint4 v1, uint4 v2) {
+ uint4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern ulong __attribute__((overloadable)) min(ulong v1, ulong v2) {
+ return v1 < v2 ? v1 : v2;
+}
+
+extern ulong2 __attribute__((overloadable)) min(ulong2 v1, ulong2 v2) {
+ ulong2 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ return r;
+}
+
+extern ulong3 __attribute__((overloadable)) min(ulong3 v1, ulong3 v2) {
+ ulong3 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ return r;
+}
+
+extern ulong4 __attribute__((overloadable)) min(ulong4 v1, ulong4 v2) {
+ ulong4 r;
+ r.x = v1.x < v2.x ? v1.x : v2.x;
+ r.y = v1.y < v2.y ? v1.y : v2.y;
+ r.z = v1.z < v2.z ? v1.z : v2.z;
+ r.w = v1.w < v2.w ? v1.w : v2.w;
+ return r;
+}
+
+extern float __attribute__((overloadable)) min(float v1, float v2) {
+ return fmin(v1, v2);
+}
+
+extern float2 __attribute__((overloadable)) min(float2 v1, float2 v2) {
+ return fmin(v1, v2);
+}
+
+extern float2 __attribute__((overloadable)) min(float2 v1, float v2) {
+ return fmin(v1, v2);
+}
+
+extern float3 __attribute__((overloadable)) min(float3 v1, float3 v2) {
+ return fmin(v1, v2);
+}
+
+extern float3 __attribute__((overloadable)) min(float3 v1, float v2) {
+ return fmin(v1, v2);
+}
+
+extern float4 __attribute__((overloadable)) min(float4 v1, float4 v2) {
+ return fmin(v1, v2);
+}
+
+extern float4 __attribute__((overloadable)) min(float4 v1, float v2) {
+ return fmin(v1, v2);
+}
+
+/*
+ * YUV
+ */
+
+extern uchar4 __attribute__((overloadable)) rsYuvToRGBA_uchar4(uchar y, uchar u, uchar v) {
+ short Y = ((short)y) - 16;
+ short U = ((short)u) - 128;
+ short V = ((short)v) - 128;
+
+ short4 p;
+ p.r = (Y * 298 + V * 409 + 128) >> 8;
+ p.g = (Y * 298 - U * 100 - V * 208 + 128) >> 8;
+ p.b = (Y * 298 + U * 516 + 128) >> 8;
+ p.a = 255;
+ p.r = rsClamp(p.r, (short)0, (short)255);
+ p.g = rsClamp(p.g, (short)0, (short)255);
+ p.b = rsClamp(p.b, (short)0, (short)255);
+
+ return convert_uchar4(p);
+}
+
+static float4 yuv_U_values = {0.f, -0.392f * 0.003921569f, +2.02 * 0.003921569f, 0.f};
+static float4 yuv_V_values = {1.603f * 0.003921569f, -0.815f * 0.003921569f, 0.f, 0.f};
+
+extern float4 __attribute__((overloadable)) rsYuvToRGBA_float4(uchar y, uchar u, uchar v) {
+ float4 color = (float)y * 0.003921569f;
+ float4 fU = ((float)u) - 128.f;
+ float4 fV = ((float)v) - 128.f;
+
+ color += fU * yuv_U_values;
+ color += fV * yuv_V_values;
+ color = clamp(color, 0.f, 1.f);
+ return color;
+}
+
+
+/*
+ * half_RECIP
+ */
+
+extern float __attribute__((overloadable)) half_recip(float v) {
+ // FIXME: actual algorithm for generic approximate reciprocal
+ return 1.f / v;
+}
+
+extern float2 __attribute__((overloadable)) half_recip(float2 v) {
+ float2 r;
+ r.x = half_recip(r.x);
+ r.y = half_recip(r.y);
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) half_recip(float3 v) {
+ float3 r;
+ r.x = half_recip(r.x);
+ r.y = half_recip(r.y);
+ r.z = half_recip(r.z);
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) half_recip(float4 v) {
+ float4 r;
+ r.x = half_recip(r.x);
+ r.y = half_recip(r.y);
+ r.z = half_recip(r.z);
+ r.w = half_recip(r.w);
+ return r;
+}
+
+
+/*
+ * half_SQRT
+ */
+
+extern float __attribute__((overloadable)) half_sqrt(float v) {
+ return sqrt(v);
+}
+
+extern float2 __attribute__((overloadable)) half_sqrt(float2 v) {
+ float2 r;
+ r.x = half_sqrt(v.x);
+ r.y = half_sqrt(v.y);
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) half_sqrt(float3 v) {
+ float3 r;
+ r.x = half_sqrt(v.x);
+ r.y = half_sqrt(v.y);
+ r.z = half_sqrt(v.z);
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) half_sqrt(float4 v) {
+ float4 r;
+ r.x = half_sqrt(v.x);
+ r.y = half_sqrt(v.y);
+ r.z = half_sqrt(v.z);
+ r.w = half_sqrt(v.w);
+ return r;
+}
+
+
+/*
+ * half_rsqrt
+ */
+
+extern float __attribute__((overloadable)) half_rsqrt(float v) {
+ return 1.f / sqrt(v);
+}
+
+extern float2 __attribute__((overloadable)) half_rsqrt(float2 v) {
+ float2 r;
+ r.x = half_rsqrt(v.x);
+ r.y = half_rsqrt(v.y);
+ return r;
+}
+
+extern float3 __attribute__((overloadable)) half_rsqrt(float3 v) {
+ float3 r;
+ r.x = half_rsqrt(v.x);
+ r.y = half_rsqrt(v.y);
+ r.z = half_rsqrt(v.z);
+ return r;
+}
+
+extern float4 __attribute__((overloadable)) half_rsqrt(float4 v) {
+ float4 r;
+ r.x = half_rsqrt(v.x);
+ r.y = half_rsqrt(v.y);
+ r.z = half_rsqrt(v.z);
+ r.w = half_rsqrt(v.w);
+ return r;
+}
+
+/**
+ * matrix ops
+ */
+
+extern float4 __attribute__((overloadable))
+rsMatrixMultiply(const rs_matrix4x4 *m, float4 in) {
+ float4 ret;
+ ret.x = (m->m[0] * in.x) + (m->m[4] * in.y) + (m->m[8] * in.z) + (m->m[12] * in.w);
+ ret.y = (m->m[1] * in.x) + (m->m[5] * in.y) + (m->m[9] * in.z) + (m->m[13] * in.w);
+ ret.z = (m->m[2] * in.x) + (m->m[6] * in.y) + (m->m[10] * in.z) + (m->m[14] * in.w);
+ ret.w = (m->m[3] * in.x) + (m->m[7] * in.y) + (m->m[11] * in.z) + (m->m[15] * in.w);
+ return ret;
+}
+
+extern float4 __attribute__((overloadable))
+rsMatrixMultiply(const rs_matrix4x4 *m, float3 in) {
+ float4 ret;
+ ret.x = (m->m[0] * in.x) + (m->m[4] * in.y) + (m->m[8] * in.z) + m->m[12];
+ ret.y = (m->m[1] * in.x) + (m->m[5] * in.y) + (m->m[9] * in.z) + m->m[13];
+ ret.z = (m->m[2] * in.x) + (m->m[6] * in.y) + (m->m[10] * in.z) + m->m[14];
+ ret.w = (m->m[3] * in.x) + (m->m[7] * in.y) + (m->m[11] * in.z) + m->m[15];
+ return ret;
+}
+
+extern float4 __attribute__((overloadable))
+rsMatrixMultiply(const rs_matrix4x4 *m, float2 in) {
+ float4 ret;
+ ret.x = (m->m[0] * in.x) + (m->m[4] * in.y) + m->m[12];
+ ret.y = (m->m[1] * in.x) + (m->m[5] * in.y) + m->m[13];
+ ret.z = (m->m[2] * in.x) + (m->m[6] * in.y) + m->m[14];
+ ret.w = (m->m[3] * in.x) + (m->m[7] * in.y) + m->m[15];
+ return ret;
+}
+
+extern float3 __attribute__((overloadable))
+rsMatrixMultiply(const rs_matrix3x3 *m, float3 in) {
+ float3 ret;
+ ret.x = (m->m[0] * in.x) + (m->m[3] * in.y) + (m->m[6] * in.z);
+ ret.y = (m->m[1] * in.x) + (m->m[4] * in.y) + (m->m[7] * in.z);
+ ret.z = (m->m[2] * in.x) + (m->m[5] * in.y) + (m->m[8] * in.z);
+ return ret;
+}
+
+extern float3 __attribute__((overloadable))
+rsMatrixMultiply(const rs_matrix3x3 *m, float2 in) {
+ float3 ret;
+ ret.x = (m->m[0] * in.x) + (m->m[3] * in.y);
+ ret.y = (m->m[1] * in.x) + (m->m[4] * in.y);
+ ret.z = (m->m[2] * in.x) + (m->m[5] * in.y);
+ return ret;
+}
+
+/**
+ * Pixel Ops
+ */
+extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float r, float g, float b)
+{
+ uchar4 c;
+ c.x = (uchar)clamp((r * 255.f + 0.5f), 0.f, 255.f);
+ c.y = (uchar)clamp((g * 255.f + 0.5f), 0.f, 255.f);
+ c.z = (uchar)clamp((b * 255.f + 0.5f), 0.f, 255.f);
+ c.w = 255;
+ return c;
+}
+
+extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float r, float g, float b, float a)
+{
+ uchar4 c;
+ c.x = (uchar)clamp((r * 255.f + 0.5f), 0.f, 255.f);
+ c.y = (uchar)clamp((g * 255.f + 0.5f), 0.f, 255.f);
+ c.z = (uchar)clamp((b * 255.f + 0.5f), 0.f, 255.f);
+ c.w = (uchar)clamp((a * 255.f + 0.5f), 0.f, 255.f);
+ return c;
+}
+
+extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float3 color)
+{
+ color *= 255.f;
+ color += 0.5f;
+ color = clamp(color, 0.f, 255.f);
+ uchar4 c = {color.x, color.y, color.z, 255};
+ return c;
+}
+
+extern uchar4 __attribute__((overloadable)) rsPackColorTo8888(float4 color)
+{
+ color *= 255.f;
+ color += 0.5f;
+ color = clamp(color, 0.f, 255.f);
+ uchar4 c = {color.x, color.y, color.z, color.w};
+ return c;
+}
+