spirv-webgpu-transform/ffi/bin/spv_webgpu_transform.c at main · davnotdev/spirv-webgpu-transform · GitHub

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#include "../spirv_webgpu_transform.h"
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>

#define BAD_FILE_PATH "./bad.spv"

void print_set_binding(SpvTransformCorrectionMap map, uint32_t set, uint32_t binding);

int main() {
	// 1. Read the SPIRV file
	FILE *file = fopen(BAD_FILE_PATH, "rb");
	fseek(file, 0, SEEK_END);
	int spirv_bytes = ftell(file);
	fseek(file, 0, SEEK_SET);
	uint8_t *spirv = (uint8_t *)malloc(spirv_bytes);
	fread(spirv, 1, spirv_bytes, file);
	fclose(file);

	// 2. Run the transformations
	SpvTransformCorrectionMap correction_map = {};

	uint32_t *comb_out_spv;
	uint32_t comb_out_count;
	spirv_webgpu_transform_combimgsampsplitter_alloc((uint32_t *)spirv, spirv_bytes / 4, &comb_out_spv, &comb_out_count, &correction_map);

	uint32_t *dref_out_spv;
	uint32_t dref_out_count;
	spirv_webgpu_transform_drefsplitter_alloc(comb_out_spv, comb_out_count, &dref_out_spv, &dref_out_count, &correction_map);

	uint32_t *isnanisinf_out_spv;
	uint32_t isnanisinf_out_count;
	spirv_webgpu_transform_isnanisinfpatch_alloc(dref_out_spv, dref_out_count, &isnanisinf_out_spv, &isnanisinf_out_count);

	uint32_t *storagecube_out_spv;
	uint32_t storagecube_out_count;
	spirv_webgpu_transform_storagecubepatch_alloc(isnanisinf_out_spv, isnanisinf_out_count, &storagecube_out_spv, &storagecube_out_count, &correction_map);

	uint32_t *pruneunuseddref_out_spv;
	uint32_t pruneunuseddref_out_count;
	spirv_webgpu_transform_pruneunuseddref_alloc(storagecube_out_spv, storagecube_out_count, &pruneunuseddref_out_spv, &pruneunuseddref_out_count);

	uint32_t *immediates_out_spv;
	uint32_t immediates_out_count;
	spirv_webgpu_transform_immediatespatch_alloc(pruneunuseddref_out_spv, pruneunuseddref_out_count, &immediates_out_spv, &immediates_out_count, &correction_map);

	uint32_t *splitbindingarray_out_spv;
	uint32_t splitbindingarray_out_count;
	spirv_webgpu_transform_splitbindingarray_alloc(immediates_out_spv, immediates_out_count, &splitbindingarray_out_spv, &splitbindingarray_out_count, &correction_map);

	// 3. Observe the patched variables
	print_set_binding(correction_map, 0, 0);
	print_set_binding(correction_map, 0, 1);
	print_set_binding(correction_map, 1, 0);
	print_set_binding(correction_map, 2, 0);

	// Fluke values should return None
	print_set_binding(correction_map, 1, 1);
	print_set_binding(correction_map, 3, 0);

	// Test linking
	spirv_webgpu_transform_correction_read_immediates_set(correction_map);
	spirv_webgpu_transform_correction_write_immediates_set(&correction_map, 128);

	// 4. Free memory
	spirv_webgpu_transform_splitbindingarray_free(splitbindingarray_out_spv);
	spirv_webgpu_transform_immediatespatch_free(immediates_out_spv);
	spirv_webgpu_transform_pruneunuseddref_free(pruneunuseddref_out_spv);
	spirv_webgpu_transform_storagecubepatch_free(storagecube_out_spv);
	spirv_webgpu_transform_isnanisinfpatch_free(isnanisinf_out_spv);
	spirv_webgpu_transform_drefsplitter_free(dref_out_spv);
	spirv_webgpu_transform_combimgsampsplitter_free(comb_out_spv);
	spirv_webgpu_transform_correction_map_free(correction_map);
	free(spirv);
}

void print_set_binding(SpvTransformCorrectionMap map, uint32_t set, uint32_t binding) {
	uint16_t *corrections;
	uint32_t correction_count;
	uint8_t status = spirv_webgpu_transform_correction_sets_index(map, set, binding, &corrections, &correction_count);

	printf("For set %d, binding %d:\n", set, binding);

	if (status) {
		printf("\tSome\n");
	} else {
		printf("\tNone\n");
	}

	printf("\t");
	for (int i = 0; i < correction_count; i++) {
		switch (corrections[i]) {
			case SPIRV_WEBGPU_TRANSFORM_CORRECTION_TYPE_SPLIT_COMBINED:
				printf("SPLIT_COMBINED ");
				break;
			case SPIRV_WEBGPU_TRANSFORM_CORRECTION_TYPE_SPLIT_DREF_REGULAR:
				printf("SPLIT_DREF_REGULAR ");
				break;
			case SPIRV_WEBGPU_TRANSFORM_CORRECTION_TYPE_SPLIT_DREF_COMPARISON:
				printf("SPLIT_DREF_COMPARISON ");
				break;
			case SPIRV_WEBGPU_TRANSFORM_CORRECTION_TYPE_CONVERT_STORAGE_CUBE:
				printf("CONVERT_STORAGE_CUBE ");
				break;
			case SPIRV_WEBGPU_TRANSFORM_CORRECTION_TYPE_SPLIT_BINDING_ARRAY:
				printf("SPLIT_BINDING_ARRAY ");
				break;
		}
	}
	printf("\n");
}