Vortex 2.0 changes:

+ Microarchitecture optimizations
+ 64-bit support
+ Xilinx FPGA support
+ LLVM-16 support
+ Refactoring and quality control fixes

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cleanup

cleanup

cache bindings and memory perf refactory

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hw unit tests fixes

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minor udpate

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This commit is contained in:
Blaise Tine
2023-10-19 20:51:22 -07:00
parent d69a64c32c
commit c1e168fdbe
1309 changed files with 247412 additions and 311463 deletions

View File

@@ -1,54 +0,0 @@
__kernel
void convolution(
__read_only image2d_t sourceImage,
__write_only image2d_t outputImage,
int rows,
int cols,
__constant float* filter,
int filterWidth,
sampler_t sampler)
{
// Store each work-items unique row and column
int column = get_global_id(0);
int row = get_global_id(1);
// Half the width of the filter is needed for indexing
// memory later
int halfWidth = (int)(filterWidth/2);
// All accesses to images return data as four-element vector
// (i.e., float4), although only the 'x' component will contain
// meaningful data in this code
float4 sum = {0.0f, 0.0f, 0.0f, 0.0f};
// Iterator for the filter
int filterIdx = 0;
// Each work-item iterates around its local area based on the
// size of the filter
int2 coords; // Coordinates for accessing the image
// Iterate the filter rows
for(int i = -halfWidth; i <= halfWidth; i++) {
coords.y = row + i;
// Iterate over the filter columns
for(int j = -halfWidth; j <= halfWidth; j++) {
coords.x = column + j;
float4 pixel;
// Read a pixel from the image. A single channel image
// stores the pixel in the 'x' coordinate of the returned
// vector.
pixel = read_imagef(sourceImage, sampler, coords);
sum.x += pixel.x * filter[filterIdx++];
}
}
// Copy the data to the output image if the
// work-item is in bounds
if(row < rows && column < cols) {
coords.x = column;
coords.y = row;
write_imagef(outputImage, coords, sum);
}
}