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-rw-r--r--lib/Headers/altivec.h479
1 files changed, 454 insertions, 25 deletions
diff --git a/lib/Headers/altivec.h b/lib/Headers/altivec.h
index 74ce08aa6fea..f9fc64af3e74 100644
--- a/lib/Headers/altivec.h
+++ b/lib/Headers/altivec.h
@@ -73,6 +73,9 @@ vec_perm(vector bool int __a, vector bool int __b, vector unsigned char __c);
static vector float __ATTRS_o_ai
vec_perm(vector float __a, vector float __b, vector unsigned char __c);
+static vector unsigned char __ATTRS_o_ai
+vec_xor(vector unsigned char __a, vector unsigned char __b);
+
/* vec_abs */
#define __builtin_altivec_abs_v16qi vec_abs
@@ -3485,30 +3488,49 @@ vec_mtvscr(vector float __a)
__builtin_altivec_mtvscr((vector int)__a);
}
+/* The vmulos* and vmules* instructions have a big endian bias, so
+ we must reverse the meaning of "even" and "odd" for little endian. */
+
/* vec_mule */
static vector short __ATTRS_o_ai
vec_mule(vector signed char __a, vector signed char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulosb(__a, __b);
+#else
return __builtin_altivec_vmulesb(__a, __b);
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_mule(vector unsigned char __a, vector unsigned char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmuloub(__a, __b);
+#else
return __builtin_altivec_vmuleub(__a, __b);
+#endif
}
static vector int __ATTRS_o_ai
vec_mule(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulosh(__a, __b);
+#else
return __builtin_altivec_vmulesh(__a, __b);
+#endif
}
static vector unsigned int __ATTRS_o_ai
vec_mule(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulouh(__a, __b);
+#else
return __builtin_altivec_vmuleuh(__a, __b);
+#endif
}
/* vec_vmulesb */
@@ -3516,7 +3538,11 @@ vec_mule(vector unsigned short __a, vector unsigned short __b)
static vector short __attribute__((__always_inline__))
vec_vmulesb(vector signed char __a, vector signed char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulosb(__a, __b);
+#else
return __builtin_altivec_vmulesb(__a, __b);
+#endif
}
/* vec_vmuleub */
@@ -3524,7 +3550,11 @@ vec_vmulesb(vector signed char __a, vector signed char __b)
static vector unsigned short __attribute__((__always_inline__))
vec_vmuleub(vector unsigned char __a, vector unsigned char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmuloub(__a, __b);
+#else
return __builtin_altivec_vmuleub(__a, __b);
+#endif
}
/* vec_vmulesh */
@@ -3532,7 +3562,11 @@ vec_vmuleub(vector unsigned char __a, vector unsigned char __b)
static vector int __attribute__((__always_inline__))
vec_vmulesh(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulosh(__a, __b);
+#else
return __builtin_altivec_vmulesh(__a, __b);
+#endif
}
/* vec_vmuleuh */
@@ -3540,7 +3574,11 @@ vec_vmulesh(vector short __a, vector short __b)
static vector unsigned int __attribute__((__always_inline__))
vec_vmuleuh(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulouh(__a, __b);
+#else
return __builtin_altivec_vmuleuh(__a, __b);
+#endif
}
/* vec_mulo */
@@ -3548,25 +3586,41 @@ vec_vmuleuh(vector unsigned short __a, vector unsigned short __b)
static vector short __ATTRS_o_ai
vec_mulo(vector signed char __a, vector signed char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulesb(__a, __b);
+#else
return __builtin_altivec_vmulosb(__a, __b);
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_mulo(vector unsigned char __a, vector unsigned char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmuleub(__a, __b);
+#else
return __builtin_altivec_vmuloub(__a, __b);
+#endif
}
static vector int __ATTRS_o_ai
vec_mulo(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulesh(__a, __b);
+#else
return __builtin_altivec_vmulosh(__a, __b);
+#endif
}
static vector unsigned int __ATTRS_o_ai
vec_mulo(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmuleuh(__a, __b);
+#else
return __builtin_altivec_vmulouh(__a, __b);
+#endif
}
/* vec_vmulosb */
@@ -3574,7 +3628,11 @@ vec_mulo(vector unsigned short __a, vector unsigned short __b)
static vector short __attribute__((__always_inline__))
vec_vmulosb(vector signed char __a, vector signed char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulesb(__a, __b);
+#else
return __builtin_altivec_vmulosb(__a, __b);
+#endif
}
/* vec_vmuloub */
@@ -3582,7 +3640,11 @@ vec_vmulosb(vector signed char __a, vector signed char __b)
static vector unsigned short __attribute__((__always_inline__))
vec_vmuloub(vector unsigned char __a, vector unsigned char __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmuleub(__a, __b);
+#else
return __builtin_altivec_vmuloub(__a, __b);
+#endif
}
/* vec_vmulosh */
@@ -3590,7 +3652,11 @@ vec_vmuloub(vector unsigned char __a, vector unsigned char __b)
static vector int __attribute__((__always_inline__))
vec_vmulosh(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmulesh(__a, __b);
+#else
return __builtin_altivec_vmulosh(__a, __b);
+#endif
}
/* vec_vmulouh */
@@ -3598,7 +3664,11 @@ vec_vmulosh(vector short __a, vector short __b)
static vector unsigned int __attribute__((__always_inline__))
vec_vmulouh(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vmuleuh(__a, __b);
+#else
return __builtin_altivec_vmulouh(__a, __b);
+#endif
}
/* vec_nmsub */
@@ -4047,52 +4117,91 @@ vec_vor(vector float __a, vector bool int __b)
/* vec_pack */
+/* The various vector pack instructions have a big-endian bias, so for
+ little endian we must handle reversed element numbering. */
+
static vector signed char __ATTRS_o_ai
vec_pack(vector signed short __a, vector signed short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector signed char)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E,
+ 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E));
+#else
return (vector signed char)vec_perm(__a, __b, (vector unsigned char)
(0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F));
+#endif
}
static vector unsigned char __ATTRS_o_ai
vec_pack(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E,
+ 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E));
+#else
return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char)
(0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F));
+#endif
}
static vector bool char __ATTRS_o_ai
vec_pack(vector bool short __a, vector bool short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool char)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E,
+ 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E));
+#else
return (vector bool char)vec_perm(__a, __b, (vector unsigned char)
(0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F));
+#endif
}
static vector short __ATTRS_o_ai
vec_pack(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector short)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D,
+ 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D));
+#else
return (vector short)vec_perm(__a, __b, (vector unsigned char)
(0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F));
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_pack(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D,
+ 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D));
+#else
return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char)
(0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F));
+#endif
}
static vector bool short __ATTRS_o_ai
vec_pack(vector bool int __a, vector bool int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool short)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D,
+ 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D));
+#else
return (vector bool short)vec_perm(__a, __b, (vector unsigned char)
(0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F));
+#endif
}
/* vec_vpkuhum */
@@ -4102,25 +4211,43 @@ vec_pack(vector bool int __a, vector bool int __b)
static vector signed char __ATTRS_o_ai
vec_vpkuhum(vector signed short __a, vector signed short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector signed char)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E,
+ 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E));
+#else
return (vector signed char)vec_perm(__a, __b, (vector unsigned char)
(0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F));
+#endif
}
static vector unsigned char __ATTRS_o_ai
vec_vpkuhum(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E,
+ 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E));
+#else
return (vector unsigned char)vec_perm(__a, __b, (vector unsigned char)
(0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F));
+#endif
}
static vector bool char __ATTRS_o_ai
vec_vpkuhum(vector bool short __a, vector bool short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool char)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E,
+ 0x10, 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x1E));
+#else
return (vector bool char)vec_perm(__a, __b, (vector unsigned char)
(0x01, 0x03, 0x05, 0x07, 0x09, 0x0B, 0x0D, 0x0F,
0x11, 0x13, 0x15, 0x17, 0x19, 0x1B, 0x1D, 0x1F));
+#endif
}
/* vec_vpkuwum */
@@ -4130,25 +4257,43 @@ vec_vpkuhum(vector bool short __a, vector bool short __b)
static vector short __ATTRS_o_ai
vec_vpkuwum(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector short)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D,
+ 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D));
+#else
return (vector short)vec_perm(__a, __b, (vector unsigned char)
(0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F));
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_vpkuwum(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D,
+ 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D));
+#else
return (vector unsigned short)vec_perm(__a, __b, (vector unsigned char)
(0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F));
+#endif
}
static vector bool short __ATTRS_o_ai
vec_vpkuwum(vector bool int __a, vector bool int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool short)vec_perm(__a, __b, (vector unsigned char)
+ (0x00, 0x01, 0x04, 0x05, 0x08, 0x09, 0x0C, 0x0D,
+ 0x10, 0x11, 0x14, 0x15, 0x18, 0x19, 0x1C, 0x1D));
+#else
return (vector bool short)vec_perm(__a, __b, (vector unsigned char)
(0x02, 0x03, 0x06, 0x07, 0x0A, 0x0B, 0x0E, 0x0F,
0x12, 0x13, 0x16, 0x17, 0x1A, 0x1B, 0x1E, 0x1F));
+#endif
}
/* vec_packpx */
@@ -4156,7 +4301,11 @@ vec_vpkuwum(vector bool int __a, vector bool int __b)
static vector pixel __attribute__((__always_inline__))
vec_packpx(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector pixel)__builtin_altivec_vpkpx(__b, __a);
+#else
return (vector pixel)__builtin_altivec_vpkpx(__a, __b);
+#endif
}
/* vec_vpkpx */
@@ -4164,7 +4313,11 @@ vec_packpx(vector unsigned int __a, vector unsigned int __b)
static vector pixel __attribute__((__always_inline__))
vec_vpkpx(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector pixel)__builtin_altivec_vpkpx(__b, __a);
+#else
return (vector pixel)__builtin_altivec_vpkpx(__a, __b);
+#endif
}
/* vec_packs */
@@ -4172,25 +4325,41 @@ vec_vpkpx(vector unsigned int __a, vector unsigned int __b)
static vector signed char __ATTRS_o_ai
vec_packs(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkshss(__b, __a);
+#else
return __builtin_altivec_vpkshss(__a, __b);
+#endif
}
static vector unsigned char __ATTRS_o_ai
vec_packs(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuhus(__b, __a);
+#else
return __builtin_altivec_vpkuhus(__a, __b);
+#endif
}
static vector signed short __ATTRS_o_ai
vec_packs(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkswss(__b, __a);
+#else
return __builtin_altivec_vpkswss(__a, __b);
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_packs(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuwus(__b, __a);
+#else
return __builtin_altivec_vpkuwus(__a, __b);
+#endif
}
/* vec_vpkshss */
@@ -4198,7 +4367,11 @@ vec_packs(vector unsigned int __a, vector unsigned int __b)
static vector signed char __attribute__((__always_inline__))
vec_vpkshss(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkshss(__b, __a);
+#else
return __builtin_altivec_vpkshss(__a, __b);
+#endif
}
/* vec_vpkuhus */
@@ -4206,7 +4379,11 @@ vec_vpkshss(vector short __a, vector short __b)
static vector unsigned char __attribute__((__always_inline__))
vec_vpkuhus(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuhus(__b, __a);
+#else
return __builtin_altivec_vpkuhus(__a, __b);
+#endif
}
/* vec_vpkswss */
@@ -4214,7 +4391,11 @@ vec_vpkuhus(vector unsigned short __a, vector unsigned short __b)
static vector signed short __attribute__((__always_inline__))
vec_vpkswss(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkswss(__b, __a);
+#else
return __builtin_altivec_vpkswss(__a, __b);
+#endif
}
/* vec_vpkuwus */
@@ -4222,7 +4403,11 @@ vec_vpkswss(vector int __a, vector int __b)
static vector unsigned short __attribute__((__always_inline__))
vec_vpkuwus(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuwus(__b, __a);
+#else
return __builtin_altivec_vpkuwus(__a, __b);
+#endif
}
/* vec_packsu */
@@ -4230,25 +4415,41 @@ vec_vpkuwus(vector unsigned int __a, vector unsigned int __b)
static vector unsigned char __ATTRS_o_ai
vec_packsu(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkshus(__b, __a);
+#else
return __builtin_altivec_vpkshus(__a, __b);
+#endif
}
static vector unsigned char __ATTRS_o_ai
vec_packsu(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuhus(__b, __a);
+#else
return __builtin_altivec_vpkuhus(__a, __b);
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_packsu(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkswus(__b, __a);
+#else
return __builtin_altivec_vpkswus(__a, __b);
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_packsu(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuwus(__b, __a);
+#else
return __builtin_altivec_vpkuwus(__a, __b);
+#endif
}
/* vec_vpkshus */
@@ -4256,13 +4457,21 @@ vec_packsu(vector unsigned int __a, vector unsigned int __b)
static vector unsigned char __ATTRS_o_ai
vec_vpkshus(vector short __a, vector short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkshus(__b, __a);
+#else
return __builtin_altivec_vpkshus(__a, __b);
+#endif
}
static vector unsigned char __ATTRS_o_ai
vec_vpkshus(vector unsigned short __a, vector unsigned short __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuhus(__b, __a);
+#else
return __builtin_altivec_vpkuhus(__a, __b);
+#endif
}
/* vec_vpkswus */
@@ -4270,22 +4479,46 @@ vec_vpkshus(vector unsigned short __a, vector unsigned short __b)
static vector unsigned short __ATTRS_o_ai
vec_vpkswus(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkswus(__b, __a);
+#else
return __builtin_altivec_vpkswus(__a, __b);
+#endif
}
static vector unsigned short __ATTRS_o_ai
vec_vpkswus(vector unsigned int __a, vector unsigned int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vpkuwus(__b, __a);
+#else
return __builtin_altivec_vpkuwus(__a, __b);
+#endif
}
/* vec_perm */
+// The vperm instruction is defined architecturally with a big-endian bias.
+// For little endian, we swap the input operands and invert the permute
+// control vector. Only the rightmost 5 bits matter, so we could use
+// a vector of all 31s instead of all 255s to perform the inversion.
+// However, when the PCV is not a constant, using 255 has an advantage
+// in that the vec_xor can be recognized as a vec_nor (and for P8 and
+// later, possibly a vec_nand).
+
vector signed char __ATTRS_o_ai
vec_perm(vector signed char __a, vector signed char __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector signed char)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector signed char)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector unsigned char __ATTRS_o_ai
@@ -4293,22 +4526,46 @@ vec_perm(vector unsigned char __a,
vector unsigned char __b,
vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector unsigned char)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector unsigned char)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector bool char __ATTRS_o_ai
vec_perm(vector bool char __a, vector bool char __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector bool char)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector bool char)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector short __ATTRS_o_ai
vec_perm(vector short __a, vector short __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector short)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector short)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector unsigned short __ATTRS_o_ai
@@ -4316,49 +4573,104 @@ vec_perm(vector unsigned short __a,
vector unsigned short __b,
vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector unsigned short)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector unsigned short)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector bool short __ATTRS_o_ai
vec_perm(vector bool short __a, vector bool short __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector bool short)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector bool short)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector pixel __ATTRS_o_ai
vec_perm(vector pixel __a, vector pixel __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector pixel)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector pixel)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector int __ATTRS_o_ai
vec_perm(vector int __a, vector int __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector int)__builtin_altivec_vperm_4si(__b, __a, __d);
+#else
return (vector int)__builtin_altivec_vperm_4si(__a, __b, __c);
+#endif
}
vector unsigned int __ATTRS_o_ai
vec_perm(vector unsigned int __a, vector unsigned int __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector unsigned int)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector unsigned int)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector bool int __ATTRS_o_ai
vec_perm(vector bool int __a, vector bool int __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector bool int)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector bool int)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
vector float __ATTRS_o_ai
vec_perm(vector float __a, vector float __b, vector unsigned char __c)
{
+#ifdef __LITTLE_ENDIAN__
+ vector unsigned char __d = {255,255,255,255,255,255,255,255,
+ 255,255,255,255,255,255,255,255};
+ __d = vec_xor(__c, __d);
+ return (vector float)
+ __builtin_altivec_vperm_4si((vector int)__b, (vector int)__a, __d);
+#else
return (vector float)
__builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+#endif
}
/* vec_vperm */
@@ -4366,8 +4678,7 @@ vec_perm(vector float __a, vector float __b, vector unsigned char __c)
static vector signed char __ATTRS_o_ai
vec_vperm(vector signed char __a, vector signed char __b, vector unsigned char __c)
{
- return (vector signed char)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector unsigned char __ATTRS_o_ai
@@ -4375,22 +4686,19 @@ vec_vperm(vector unsigned char __a,
vector unsigned char __b,
vector unsigned char __c)
{
- return (vector unsigned char)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector bool char __ATTRS_o_ai
vec_vperm(vector bool char __a, vector bool char __b, vector unsigned char __c)
{
- return (vector bool char)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector short __ATTRS_o_ai
vec_vperm(vector short __a, vector short __b, vector unsigned char __c)
{
- return (vector short)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector unsigned short __ATTRS_o_ai
@@ -4398,49 +4706,43 @@ vec_vperm(vector unsigned short __a,
vector unsigned short __b,
vector unsigned char __c)
{
- return (vector unsigned short)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector bool short __ATTRS_o_ai
vec_vperm(vector bool short __a, vector bool short __b, vector unsigned char __c)
{
- return (vector bool short)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector pixel __ATTRS_o_ai
vec_vperm(vector pixel __a, vector pixel __b, vector unsigned char __c)
{
- return (vector pixel)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector int __ATTRS_o_ai
vec_vperm(vector int __a, vector int __b, vector unsigned char __c)
{
- return (vector int)__builtin_altivec_vperm_4si(__a, __b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector unsigned int __ATTRS_o_ai
vec_vperm(vector unsigned int __a, vector unsigned int __b, vector unsigned char __c)
{
- return (vector unsigned int)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector bool int __ATTRS_o_ai
vec_vperm(vector bool int __a, vector bool int __b, vector unsigned char __c)
{
- return (vector bool int)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
static vector float __ATTRS_o_ai
vec_vperm(vector float __a, vector float __b, vector unsigned char __c)
{
- return (vector float)
- __builtin_altivec_vperm_4si((vector int)__a, (vector int)__b, __c);
+ return vec_perm(__a, __b, __c);
}
/* vec_re */
@@ -8054,10 +8356,26 @@ vec_vsum4shs(vector signed short __a, vector int __b)
/* vec_sum2s */
+/* The vsum2sws instruction has a big-endian bias, so that the second
+ input vector and the result always reference big-endian elements
+ 1 and 3 (little-endian element 0 and 2). For ease of porting the
+ programmer wants elements 1 and 3 in both cases, so for little
+ endian we must perform some permutes. */
+
static vector signed int __attribute__((__always_inline__))
vec_sum2s(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ vector int __c = (vector signed int)
+ vec_perm(__b, __b, (vector unsigned char)
+ (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11));
+ __c = __builtin_altivec_vsum2sws(__a, __c);
+ return (vector signed int)
+ vec_perm(__c, __c, (vector unsigned char)
+ (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11));
+#else
return __builtin_altivec_vsum2sws(__a, __b);
+#endif
}
/* vec_vsum2sws */
@@ -8065,15 +8383,37 @@ vec_sum2s(vector int __a, vector int __b)
static vector signed int __attribute__((__always_inline__))
vec_vsum2sws(vector int __a, vector int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ vector int __c = (vector signed int)
+ vec_perm(__b, __b, (vector unsigned char)
+ (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11));
+ __c = __builtin_altivec_vsum2sws(__a, __c);
+ return (vector signed int)
+ vec_perm(__c, __c, (vector unsigned char)
+ (4,5,6,7,0,1,2,3,12,13,14,15,8,9,10,11));
+#else
return __builtin_altivec_vsum2sws(__a, __b);
+#endif
}
/* vec_sums */
+/* The vsumsws instruction has a big-endian bias, so that the second
+ input vector and the result always reference big-endian element 3
+ (little-endian element 0). For ease of porting the programmer
+ wants element 3 in both cases, so for little endian we must perform
+ some permutes. */
+
static vector signed int __attribute__((__always_inline__))
vec_sums(vector signed int __a, vector signed int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ __b = (vector signed int)vec_splat(__b, 3);
+ __b = __builtin_altivec_vsumsws(__a, __b);
+ return (vector signed int)(0, 0, 0, __b[0]);
+#else
return __builtin_altivec_vsumsws(__a, __b);
+#endif
}
/* vec_vsumsws */
@@ -8081,7 +8421,13 @@ vec_sums(vector signed int __a, vector signed int __b)
static vector signed int __attribute__((__always_inline__))
vec_vsumsws(vector signed int __a, vector signed int __b)
{
+#ifdef __LITTLE_ENDIAN__
+ __b = (vector signed int)vec_splat(__b, 3);
+ __b = __builtin_altivec_vsumsws(__a, __b);
+ return (vector signed int)(0, 0, 0, __b[0]);
+#else
return __builtin_altivec_vsumsws(__a, __b);
+#endif
}
/* vec_trunc */
@@ -8102,34 +8448,57 @@ vec_vrfiz(vector float __a)
/* vec_unpackh */
+/* The vector unpack instructions all have a big-endian bias, so for
+ little endian we must reverse the meanings of "high" and "low." */
+
static vector short __ATTRS_o_ai
vec_unpackh(vector signed char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupklsb((vector char)__a);
+#else
return __builtin_altivec_vupkhsb((vector char)__a);
+#endif
}
static vector bool short __ATTRS_o_ai
vec_unpackh(vector bool char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool short)__builtin_altivec_vupklsb((vector char)__a);
+#else
return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a);
+#endif
}
static vector int __ATTRS_o_ai
vec_unpackh(vector short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupklsh(__a);
+#else
return __builtin_altivec_vupkhsh(__a);
+#endif
}
static vector bool int __ATTRS_o_ai
vec_unpackh(vector bool short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool int)__builtin_altivec_vupklsh((vector short)__a);
+#else
return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a);
+#endif
}
static vector unsigned int __ATTRS_o_ai
vec_unpackh(vector pixel __a)
{
- return (vector unsigned int)__builtin_altivec_vupkhsh((vector short)__a);
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a);
+#else
+ return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a);
+#endif
}
/* vec_vupkhsb */
@@ -8137,13 +8506,21 @@ vec_unpackh(vector pixel __a)
static vector short __ATTRS_o_ai
vec_vupkhsb(vector signed char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupklsb((vector char)__a);
+#else
return __builtin_altivec_vupkhsb((vector char)__a);
+#endif
}
static vector bool short __ATTRS_o_ai
vec_vupkhsb(vector bool char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool short)__builtin_altivec_vupklsb((vector char)__a);
+#else
return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a);
+#endif
}
/* vec_vupkhsh */
@@ -8151,19 +8528,31 @@ vec_vupkhsb(vector bool char __a)
static vector int __ATTRS_o_ai
vec_vupkhsh(vector short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupklsh(__a);
+#else
return __builtin_altivec_vupkhsh(__a);
+#endif
}
static vector bool int __ATTRS_o_ai
vec_vupkhsh(vector bool short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool int)__builtin_altivec_vupklsh((vector short)__a);
+#else
return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a);
+#endif
}
static vector unsigned int __ATTRS_o_ai
vec_vupkhsh(vector pixel __a)
{
- return (vector unsigned int)__builtin_altivec_vupkhsh((vector short)__a);
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a);
+#else
+ return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a);
+#endif
}
/* vec_unpackl */
@@ -8171,31 +8560,51 @@ vec_vupkhsh(vector pixel __a)
static vector short __ATTRS_o_ai
vec_unpackl(vector signed char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupkhsb((vector char)__a);
+#else
return __builtin_altivec_vupklsb((vector char)__a);
+#endif
}
static vector bool short __ATTRS_o_ai
vec_unpackl(vector bool char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a);
+#else
return (vector bool short)__builtin_altivec_vupklsb((vector char)__a);
+#endif
}
static vector int __ATTRS_o_ai
vec_unpackl(vector short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupkhsh(__a);
+#else
return __builtin_altivec_vupklsh(__a);
+#endif
}
static vector bool int __ATTRS_o_ai
vec_unpackl(vector bool short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a);
+#else
return (vector bool int)__builtin_altivec_vupklsh((vector short)__a);
+#endif
}
static vector unsigned int __ATTRS_o_ai
vec_unpackl(vector pixel __a)
{
- return (vector unsigned int)__builtin_altivec_vupklsh((vector short)__a);
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a);
+#else
+ return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a);
+#endif
}
/* vec_vupklsb */
@@ -8203,13 +8612,21 @@ vec_unpackl(vector pixel __a)
static vector short __ATTRS_o_ai
vec_vupklsb(vector signed char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupkhsb((vector char)__a);
+#else
return __builtin_altivec_vupklsb((vector char)__a);
+#endif
}
static vector bool short __ATTRS_o_ai
vec_vupklsb(vector bool char __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool short)__builtin_altivec_vupkhsb((vector char)__a);
+#else
return (vector bool short)__builtin_altivec_vupklsb((vector char)__a);
+#endif
}
/* vec_vupklsh */
@@ -8217,19 +8634,31 @@ vec_vupklsb(vector bool char __a)
static vector int __ATTRS_o_ai
vec_vupklsh(vector short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return __builtin_altivec_vupkhsh(__a);
+#else
return __builtin_altivec_vupklsh(__a);
+#endif
}
static vector bool int __ATTRS_o_ai
vec_vupklsh(vector bool short __a)
{
+#ifdef __LITTLE_ENDIAN__
+ return (vector bool int)__builtin_altivec_vupkhsh((vector short)__a);
+#else
return (vector bool int)__builtin_altivec_vupklsh((vector short)__a);
+#endif
}
static vector unsigned int __ATTRS_o_ai
vec_vupklsh(vector pixel __a)
{
- return (vector unsigned int)__builtin_altivec_vupklsh((vector short)__a);
+#ifdef __LITTLE_ENDIAN__
+ return (vector unsigned int)__builtin_altivec_vupkhpx((vector short)__a);
+#else
+ return (vector unsigned int)__builtin_altivec_vupklpx((vector short)__a);
+#endif
}
/* vec_xor */
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-04 05:07:25 +0000