[Beignet] [PATCH v2 1/2] support build-in function "rotate"

[Song, Ruiling]

LGTM. Thanks very much.

-----Original Message-----
From: beignet-bounces+ruiling.song=intel.com at lists.freedesktop.org [mailto:beignet-bounces+ruiling.song=intel.com at lists.freedesktop.org] On Behalf Of Homer Hsing
Sent: Thursday, June 27, 2013 10:58 AM
To: beignet at lists.freedesktop.org
Cc: Xing, Homer
Subject: [Beignet] [PATCH v2 1/2] support build-in function "rotate"


Signed-off-by: Homer Hsing <homer.xing at intel.com>
---
 backend/src/ocl_stdlib.h | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/backend/src/ocl_stdlib.h b/backend/src/ocl_stdlib.h index 3b191ab..f80ad6e 100644
--- a/backend/src/ocl_stdlib.h
+++ b/backend/src/ocl_stdlib.h
@@ -4355,6 +4355,39 @@ DEC(16)
 #undef DEC4
 #undef DEC8
 #undef DEC16
+
+INLINE_OVERLOADABLE uchar __rotate_left(uchar x, uchar y) { return (x 
+<< y) | (x >> (8 - y)); } INLINE_OVERLOADABLE char __rotate_left(char 
+x, char y) { return __rotate_left((uchar)x, (uchar)y); } 
+INLINE_OVERLOADABLE ushort __rotate_left(ushort x, ushort y) { return 
+(x << y) | (x >> (16 - y)); } INLINE_OVERLOADABLE short 
+__rotate_left(short x, short y) { return __rotate_left((ushort)x, 
+(ushort)y); } INLINE_OVERLOADABLE uint __rotate_left(uint x, uint y) { 
+return (x << y) | (x >> (32 - y)); } INLINE_OVERLOADABLE int 
+__rotate_left(int x, int y) { return __rotate_left((uint)x, (uint)y); } 
+#define DEF(type, m) INLINE_OVERLOADABLE type rotate(type x, type y) { 
+return __rotate_left(x, (type)(y & m)); } DEF(char, 7) DEF(uchar, 7) 
+DEF(short, 15) DEF(ushort, 15) DEF(int, 31) DEF(uint, 31) #undef DEF 
+#define DEC2(type) INLINE_OVERLOADABLE type##2 rotate(type##2 a, 
+type##2 b) { return (rotate(a.s0, b.s0), rotate(a.s1, b.s1)); } #define 
+DEC3(type) INLINE_OVERLOADABLE type##3 rotate(type##3 a, type##3 b) { 
+return (rotate(a.s0, b.s0), rotate(a.s1, b.s1), rotate(a.s2, b.s2)); } 
+#define DEC4(type) INLINE_OVERLOADABLE type##4 rotate(type##4 a, 
+type##4 b) { return (rotate(a.s0, b.s0), rotate(a.s1, b.s1), 
+rotate(a.s2, b.s2), rotate(a.s3, b.s3)); } #define DEC8(type) 
+INLINE_OVERLOADABLE type##8 rotate(type##8 a, type##8 b) { return 
+(rotate(a.s0, b.s0), rotate(a.s1, b.s1), rotate(a.s2, b.s2), 
+rotate(a.s3, b.s3), rotate(a.s4, b.s4), rotate(a.s5, b.s5), 
+rotate(a.s6, b.s6), rotate(a.s7, b.s7)); } #define DEC16(type) 
+INLINE_OVERLOADABLE type##16 rotate(type##16 a, type##16 b) { return 
+(rotate(a.s0, b.s0), rotate(a.s1, b.s1), rotate(a.s2, b.s2), 
+rotate(a.s3, b.s3), rotate(a.s4, b.s4), rotate(a.s5, b.s5), 
+rotate(a.s6, b.s6), rotate(a.s7, b.s7), rotate(a.s8, b.s8), 
+rotate(a.s9, b.s9), rotate(a.sa, b.sa), rotate(a.sb, b.sb), 
+rotate(a.sc, b.sc), rotate(a.sd, b.sd), rotate(a.se, b.se), 
+rotate(a.sf, b.sf)); } #define DEF(n) DEC##n(char); DEC##n(uchar); 
+DEC##n(short); DEC##n(ushort); DEC##n(int); DEC##n(uint)
+DEF(2)
+DEF(3)
+DEF(4)
+DEF(8)
+DEF(16)
+#undef DEF
+#undef DEC2
+#undef DEC3
+#undef DEC4
+#undef DEC8
+#undef DEC16
+
 /////////////////////////////////////////////////////////////////////////////
 // Work Items functions (see 6.11.1 of OCL 1.1 spec)  /////////////////////////////////////////////////////////////////////////////
--
1.8.1.2

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