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added emulation of "soa" data types via shared-memory

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Evghenii
2014-01-23 16:17:06 +01:00
parent 0091973bca
commit da7a2c0c7f
5 changed files with 42 additions and 1 deletions
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11
tests/soa-16.ispc
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@@ -15,6 +15,16 @@ static void p(uniform float *uniform ptr) {
}
export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
#ifdef __NVPTX__ /* soa is converted to shared memory story for now, use smaller amount to check the test */
soa<4> Point pts[10];
for (uniform int i = 0; i < 40; ++i) {
pts[i].x = b*i;
pts[i].y[0] = 2*b*i;
pts[i].y[1] = 2*b*i+1;
pts[i].y[2] = 2*b*i+2;
pts[i].z = 3*b*i;
}
#else
soa<4> Point pts[30];
for (uniform int i = 0; i < 120; ++i) {
pts[i].x = b*i;
@@ -23,6 +33,7 @@ export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
pts[i].y[2] = 2*b*i+2;
pts[i].z = 3*b*i;
}
#endif
float a = aFOO[programIndex];
a *= -1;

13
tests/soa-17.ispc
View File

@@ -16,6 +16,16 @@ static void p(uniform float *uniform ptr) {
}
export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
#ifdef __NVPTX__ /* soa is converted to shared memory story for now, use smaller amount to check the test */
soa<4> Point pts[15];
for (uniform int i = 0; i < 60; ++i) {
pts[i].x = b*i;
pts[i].y[0] = 2*b*i;
pts[i].y[1] = 2*b*i+1;
pts[i].y[2] = 2*b*i+2;
pts[i].z = 3*b*i;
}
#else
soa<4> Point pts[40];
for (uniform int i = 0; i < 160; ++i) {
pts[i].x = b*i;
@@ -24,11 +34,14 @@ export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
pts[i].y[2] = 2*b*i+2;
pts[i].z = 3*b*i;
}
#endif
float a = aFOO[programIndex];
a *= -1;
Point vp = { a, { 2*a, 3*a, 4*a }, {5*a} };
#ifndef __NVPTX__
assert(2+programIndex < 160);
#endif
pts[2+programIndex] = vp;
RET[programIndex] = pts[programIndex].y[2];

12
tests/soa-3.ispc
View File

@@ -6,6 +6,17 @@ export uniform int width() { return programCount; }
export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
float a = aFOO[programIndex];
#ifdef __NVPTX__ /* soa is converted to shared memory story for now, use smaller amount to check the test */
soa<8> Point pts[4];
//CO uniform Point pts[80];
foreach (i = 0 ... 40) {
pts[i].x = b*i;
pts[i].y[0] = 2*b*i;
pts[i].y[1] = 2*b*i+1;
pts[i].y[2] = 2*b*i+2;
pts[i].z = 3*b*i;
}
#else
soa<8> Point pts[10];
//CO uniform Point pts[80];
foreach (i = 0 ... 80) {
@@ -15,6 +26,7 @@ export void f_fu(uniform float RET[], uniform float aFOO[], uniform float b) {
pts[i].y[2] = 2*b*i+2;
pts[i].z = 3*b*i;
}
#endif
assert(programCount < 80);
RET[programIndex] = pts[programIndex].y[2];