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All the smear(), setzero() and undef() APIs are now templated on the return type.

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Modified ISPC's internal mangling to pass these through unchanged.
Tried hard to make sure this is not going to introduce an ABI change.
This commit is contained in:
Jean-Luc Duprat
2012-07-17 17:06:36 -07:00
parent 1334a84861
commit aecd6e0878
8 changed files with 163 additions and 98 deletions
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19
examples/intrinsics/generic-16.h
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@@ -271,7 +271,8 @@ static FORCEINLINE TYPE NAME(TYPE a, int32_t b) { \
}
#define SMEAR(VTYPE, NAME, STYPE) \
static FORCEINLINE VTYPE __smear_##NAME(STYPE v) { \
template <class RetVecType> VTYPE __smear_##NAME(STYPE); \
template <> FORCEINLINE VTYPE __smear_##NAME<VTYPE>(STYPE v) { \
VTYPE ret; \
for (int i = 0; i < 16; ++i) \
ret.v[i] = v; \
@@ -279,7 +280,8 @@ static FORCEINLINE VTYPE __smear_##NAME(STYPE v) { \
}
#define SETZERO(VTYPE, NAME) \
static FORCEINLINE VTYPE __setzero_##NAME() { \
template <class RetVecType> VTYPE __setzero_##NAME(); \
template <> FORCEINLINE VTYPE __setzero_##NAME<VTYPE>() { \
VTYPE ret; \
for (int i = 0; i < 16; ++i) \
ret.v[i] = 0; \
@@ -287,7 +289,8 @@ static FORCEINLINE VTYPE __setzero_##NAME() { \
}
#define UNDEF(VTYPE, NAME) \
static FORCEINLINE VTYPE __undef_##NAME() { \
template <class RetVecType> VTYPE __undef_##NAME(); \
template <> FORCEINLINE VTYPE __undef_##NAME<VTYPE>() { \
return VTYPE(); \
}
@@ -416,18 +419,20 @@ template <int ALIGN> static FORCEINLINE void __store(__vec16_i1 *p, __vec16_i1 v
*ptr = v.v;
}
static FORCEINLINE __vec16_i1 __smear_i1(int v) {
template <class RetVecType> __vec16_i1 __smear_i1(int i);
template <> FORCEINLINE __vec16_i1 __smear_i1<__vec16_i1>(int v) {
return __vec16_i1(v, v, v, v, v, v, v, v,
v, v, v, v, v, v, v, v);
}
static FORCEINLINE __vec16_i1 __setzero_i1() {
template <class RetVecType> __vec16_i1 __setzero_i1();
template <> FORCEINLINE __vec16_i1 __setzero_i1<__vec16_i1>() {
return __vec16_i1(0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0);
}
static FORCEINLINE __vec16_i1 __undef_i1() {
template <class RetVecType> __vec16_i1 __undef_i1();
template <> FORCEINLINE __vec16_i1 __undef_i1<__vec16_i1>() {
return __vec16_i1();
}