typedef uint u32;
typedef ulong u64;
-#ifdef IS_AMD
-
static u32 swap32 (const u32 v)
{
return (as_uint (as_uchar4 (v).s3210));
return (as_ulong (as_uchar8 (v).s76543210));
}
+#ifdef IS_AMD
#endif
#ifdef IS_NV
-
static u32 __byte_perm (const u32 a, const u32 b, const u32 c)
{
u32 r;
return r;
}
-static u32 swap32 (const u32 v)
+static u32 lut3_2d (const u32 a, const u32 b, const u32 c)
{
- return (as_uint (as_uchar4 (v).s3210));
- // return __byte_perm (v, 0, 0x0123);
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0x2d;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
}
-static u64 swap64 (const u64 v)
+static u32 lut3_39 (const u32 a, const u32 b, const u32 c)
{
- return (as_ulong (as_uchar8 (v).s76543210));
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0x39;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
+}
+
+static u32 lut3_59 (const u32 a, const u32 b, const u32 c)
+{
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0x59;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
+}
+
+static u32 lut3_96 (const u32 a, const u32 b, const u32 c)
+{
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0x96;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
+}
+
+static u32 lut3_e4 (const u32 a, const u32 b, const u32 c)
+{
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0xe4;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
+}
+
+static u32 lut3_e8 (const u32 a, const u32 b, const u32 c)
+{
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0xe8;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
+}
+
+static u32 lut3_ca (const u32 a, const u32 b, const u32 c)
+{
+ u32 r;
+
+ asm ("lop3.b32 %0, %1, %2, %3, 0xca;" : "=r" (r) : "r" (a), "r" (b), "r" (c));
+
+ return r;
}
#endif
return as_ulong ((uint2) (b, a));
}
+#ifdef IS_AMD
+
static u32 rotr32 (const u32 a, const u32 n)
{
return rotate (a, 32 - n);
return rotate (a, n);
}
-#ifdef IS_AMD
-
static u64 rotr64 (const u64 a, const u32 n)
{
uint2 a2 = as_uint2 (a);
return as_ulong (t);
}
+static u64 rotl64 (const u64 a, const u32 n)
+{
+ return rotr64 (a, 64 - n);
+}
+
#endif
#ifdef IS_NV
#if CUDA_ARCH >= 350
+static u32 rotr32 (const u32 a, const u32 n)
+{
+ u32 r;
+
+ asm ("shf.r.wrap.b32 %0, %1, %2, %3;" : "=r"(r) : "r"(a), "r"(a), "r"(n));
+
+ return r;
+}
+
+static u32 rotl32 (const u32 a, const u32 n)
+{
+ return rotr32 (a, 32 - n);
+}
+
static u64 rotr64 (const u64 a, const u32 n)
{
u32 il;
return r;
}
+static u64 rotl64 (const u64 a, const u32 n)
+{
+ return rotr64 (a, 64 - n);
+}
+
#else
+static u32 rotr32 (const u32 a, const u32 n)
+{
+ return (((a) >> (n)) | ((a) << (32 - (n))));
+}
+
+static u32 rotl32 (const u32 a, const u32 n)
+{
+ return rotr32 (a, 32 - n);
+}
+
static u64 rotr64 (const u64 a, const u32 n)
{
return (((a) >> (n)) | ((a) << (64 - (n))));
}
-#endif
-
static u64 rotl64 (const u64 a, const u32 n)
{
return rotr64 (a, 64 - n);
}
+#endif
#endif
typedef struct