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Add docs/generic impls

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This commit is contained in:
james.brodman
2013-10-23 15:51:59 -04:00
parent 4d289b16c2
commit c4ad8f6ed4
2 changed files with 101 additions and 1 deletions
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84
examples/intrinsics/sse4.h
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@@ -598,6 +598,20 @@ static FORCEINLINE __vec4_i8 __rotate_i8(__vec4_i8 v, int delta) {
__extract_element(v, (delta+3) & 0x3));
}
static FORCEINLINE __vec4_i8 __shift_i8(__vec4_i8 v, int delta) {
int8_t v1, v2, v3, v4;
int d1, d2, d3, d4;
d1 = delta+0;
d2 = delta+1;
d3 = delta+2;
d4 = delta+3;
v1 = ((d1 >= 0) && (d1 < 4)) ? __extract_element(v, d1) : 0;
v2 = ((d2 >= 0) && (d2 < 4)) ? __extract_element(v, d2) : 0;
v3 = ((d3 >= 0) && (d3 < 4)) ? __extract_element(v, d3) : 0;
v4 = ((d4 >= 0) && (d4 < 4)) ? __extract_element(v, d4) : 0;
return __vec4_i8(v1, v2, v3, v4);
}
static FORCEINLINE __vec4_i8 __shuffle_i8(__vec4_i8 v, __vec4_i32 index) {
return __vec4_i8(__extract_element(v, __extract_element(index, 0) & 0x3),
__extract_element(v, __extract_element(index, 1) & 0x3),
@@ -870,6 +884,20 @@ static FORCEINLINE __vec4_i16 __rotate_i16(__vec4_i16 v, int delta) {
__extract_element(v, (delta+3) & 0x3));
}
static FORCEINLINE __vec4_i16 __shift_i16(__vec4_i16 v, int delta) {
int16_t v1, v2, v3, v4;
int d1, d2, d3, d4;
d1 = delta+0;
d2 = delta+1;
d3 = delta+2;
d4 = delta+3;
v1 = ((d1 >= 0) && (d1 < 4)) ? __extract_element(v, d1) : 0;
v2 = ((d2 >= 0) && (d2 < 4)) ? __extract_element(v, d2) : 0;
v3 = ((d3 >= 0) && (d3 < 4)) ? __extract_element(v, d3) : 0;
v4 = ((d4 >= 0) && (d4 < 4)) ? __extract_element(v, d4) : 0;
return __vec4_i16(v1, v2, v3, v4);
}
static FORCEINLINE __vec4_i16 __shuffle_i16(__vec4_i16 v, __vec4_i32 index) {
return __vec4_i16(__extract_element(v, __extract_element(index, 0) & 0x3),
__extract_element(v, __extract_element(index, 1) & 0x3),
@@ -1128,6 +1156,20 @@ static FORCEINLINE __vec4_i32 __rotate_i32(__vec4_i32 v, int delta) {
__extract_element(v, (delta+3) & 0x3));
}
static FORCEINLINE __vec4_i32 __shift_i32(__vec4_i32 v, int delta) {
int32_t v1, v2, v3, v4;
int d1, d2, d3, d4;
d1 = delta+0;
d2 = delta+1;
d3 = delta+2;
d4 = delta+3;
v1 = ((d1 >= 0) && (d1 < 4)) ? __extract_element(v, d1) : 0;
v2 = ((d2 >= 0) && (d2 < 4)) ? __extract_element(v, d2) : 0;
v3 = ((d3 >= 0) && (d3 < 4)) ? __extract_element(v, d3) : 0;
v4 = ((d4 >= 0) && (d4 < 4)) ? __extract_element(v, d4) : 0;
return __vec4_i32(v1, v2, v3, v4);
}
static FORCEINLINE __vec4_i32 __shuffle_i32(__vec4_i32 v, __vec4_i32 index) {
return __vec4_i32(__extract_element(v, __extract_element(index, 0) & 0x3),
__extract_element(v, __extract_element(index, 1) & 0x3),
@@ -1403,6 +1445,20 @@ static FORCEINLINE __vec4_i64 __rotate_i64(__vec4_i64 v, int delta) {
__extract_element(v, (delta+3) & 0x3));
}
static FORCEINLINE __vec4_i64 __shift_i64(__vec4_i64 v, int delta) {
int64_t v1, v2, v3, v4;
int d1, d2, d3, d4;
d1 = delta+0;
d2 = delta+1;
d3 = delta+2;
d4 = delta+3;
v1 = ((d1 >= 0) && (d1 < 4)) ? __extract_element(v, d1) : 0;
v2 = ((d2 >= 0) && (d2 < 4)) ? __extract_element(v, d2) : 0;
v3 = ((d3 >= 0) && (d3 < 4)) ? __extract_element(v, d3) : 0;
v4 = ((d4 >= 0) && (d4 < 4)) ? __extract_element(v, d4) : 0;
return __vec4_i64(v1, v2, v3, v4);
}
static FORCEINLINE __vec4_i64 __shuffle_i64(__vec4_i64 v, __vec4_i32 index) {
return __vec4_i64(__extract_element(v, __extract_element(index, 0) & 0x3),
__extract_element(v, __extract_element(index, 1) & 0x3),
@@ -1523,6 +1579,20 @@ static FORCEINLINE __vec4_f __rotate_float(__vec4_f v, int delta) {
__extract_element(v, (delta+3) & 0x3));
}
static FORCEINLINE __vec4_f __shift_float(__vec4_f v, int delta) {
float v1, v2, v3, v4;
int d1, d2, d3, d4;
d1 = delta+0;
d2 = delta+1;
d3 = delta+2;
d4 = delta+3;
v1 = ((d1 >= 0) && (d1 < 4)) ? __extract_element(v, d1) : 0.f;
v2 = ((d2 >= 0) && (d2 < 4)) ? __extract_element(v, d2) : 0.f;
v3 = ((d3 >= 0) && (d3 < 4)) ? __extract_element(v, d3) : 0.f;
v4 = ((d4 >= 0) && (d4 < 4)) ? __extract_element(v, d4) : 0.f;
return __vec4_f(v1, v2, v3, v4);
}
static FORCEINLINE __vec4_f __shuffle_float(__vec4_f v, __vec4_i32 index) {
return __vec4_f(__extract_element(v, __extract_element(index, 0) & 0x3),
__extract_element(v, __extract_element(index, 1) & 0x3),
@@ -1676,6 +1746,20 @@ static FORCEINLINE __vec4_d __rotate_double(__vec4_d v, int delta) {
__extract_element(v, (delta+3) & 0x3));
}
static FORCEINLINE __vec4_d __shift_double(__vec4_d v, int delta) {
double v1, v2, v3, v4;
int d1, d2, d3, d4;
d1 = delta+0;
d2 = delta+1;
d3 = delta+2;
d4 = delta+3;
v1 = ((d1 >= 0) && (d1 < 4)) ? __extract_element(v, d1) : 0;
v2 = ((d2 >= 0) && (d2 < 4)) ? __extract_element(v, d2) : 0;
v3 = ((d3 >= 0) && (d3 < 4)) ? __extract_element(v, d3) : 0;
v4 = ((d4 >= 0) && (d4 < 4)) ? __extract_element(v, d4) : 0;
return __vec4_d(v1, v2, v3, v4);
}
static FORCEINLINE __vec4_d __shuffle_double(__vec4_d v, __vec4_i32 index) {
return __vec4_d(__extract_element(v, __extract_element(index, 0) & 0x3),
__extract_element(v, __extract_element(index, 1) & 0x3),