dranke/uw8-wasm3
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basic error handling, add ts impl to compare to, stumped...

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This commit is contained in:
Dennis Ranke
2023-03-29 19:19:23 +02:00
parent c69d395ab5
commit 976832c6e6
3 changed files with 55 additions and 12 deletions
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40
main.c
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@@ -5,43 +5,59 @@
void* loadFile(size_t* sizeOut, const char* filename) {
FILE* file = fopen(filename, "rb");
assert(file != NULL);
fseek(file, 0, SEEK_END);
size_t size = (size_t)ftell(file);
rewind(file);
void* buffer = malloc(size);
fread(buffer, size, 1, file);
assert(fread(buffer, size, 1, file) == 1);
fclose(file);
*sizeOut = size;
return buffer;
}
void verifyM3(M3Result result) {
if(result != NULL) {
fprintf(stderr, "Error: %s\n", result);
exit(1);
}
}
int main() {
IM3Environment env = m3_NewEnvironment();
IM3Runtime runtime = m3_NewRuntime(env, 16384, NULL);
runtime->memory.maxPages = 4;
ResizeMemory(runtime, 4);
verifyM3(ResizeMemory(runtime, 4));
uint8_t* memory = m3_GetMemory(runtime, NULL, 0);
assert(memory != NULL);
size_t loaderSize;
void* loaderWasm = loadFile(&loaderSize, "loader.wasm");
IM3Module loaderMod;
m3_ParseModule(env, &loaderMod, loaderWasm, loaderSize);
verifyM3(m3_ParseModule(env, &loaderMod, loaderWasm, loaderSize));
loaderMod->memoryImported = true;
m3_LoadModule(runtime, loaderMod);
verifyM3(m3_LoadModule(runtime, loaderMod));
size_t runtimeUw8Size;
void* runtimeUw8 = loadFile(&runtimeUw8Size, "platform.uw8");
memcpy(memory, runtimeUw8, runtimeUw8Size);
size_t platformUw8Size;
void* platformUw8 = loadFile(&platformUw8Size, "platform.uw8");
memcpy(memory, platformUw8, platformUw8Size);
printf("platform.uw8 size: %u\n", (unsigned int)platformUw8Size);
IM3Function loadUw8;
m3_FindFunction(&loadUw8, runtime, "load_uw8");
m3_CallV(loadUw8, (uint32_t)runtimeUw8Size);
uint32_t runtimeSize;
m3_GetResultsV(loadUw8, &runtimeSize);
printf("size: %u\n", runtimeSize);
verifyM3(m3_FindFunction(&loadUw8, runtime, "load_uw8"));
verifyM3(m3_CallV(loadUw8, (uint32_t)platformUw8Size));
uint32_t platformSize;
verifyM3(m3_GetResultsV(loadUw8, &platformSize));
printf("platform size: %u\n", platformSize);
printf("First byte: %u\n", memory[0]);
IM3Module platformMod;
verifyM3(m3_ParseModule(env, &platformMod, memory, platformSize));
platformMod->memoryImported = true;
verifyM3(m3_LoadModule(runtime, platformMod));
return 0;
}