92 lines
2.0 KiB
C
92 lines
2.0 KiB
C
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//
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// Wasm3 - high performance WebAssembly interpreter written in C.
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//
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// Copyright © 2019 Steven Massey, Volodymyr Shymanskyy.
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// All rights reserved.
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//
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#include "wm_include.h"
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#include "wasm3.h"
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#include "extra/fib32.wasm.h"
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#define FATAL(msg, ...) { printf("Fatal: " msg "\n", ##__VA_ARGS__); return; }
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unsigned int millis(void)
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{
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return tls_os_get_time()*2;
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}
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void run_wasm()
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{
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M3Result result = m3Err_none;
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uint8_t* wasm = (uint8_t*)fib32_wasm;
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uint32_t fsize = fib32_wasm_len;
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printf("Loading WebAssembly...\n");
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IM3Environment env = m3_NewEnvironment ();
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if (!env) FATAL("m3_NewEnvironment failed");
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IM3Runtime runtime = m3_NewRuntime (env, 1024, NULL);
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if (!runtime) FATAL("m3_NewRuntime failed");
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IM3Module module;
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result = m3_ParseModule (env, &module, wasm, fsize);
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if (result) FATAL("m3_ParseModule: %s", result);
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result = m3_LoadModule (runtime, module);
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if (result) FATAL("m3_LoadModule: %s", result);
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IM3Function f;
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result = m3_FindFunction (&f, runtime, "fib");
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if (result) FATAL("m3_FindFunction: %s", result);
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printf("Running...\n");
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result = m3_CallV (f, 24);
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if (result) FATAL("m3_Call: %s", result);
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uint32_t value = 0;
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result = m3_GetResultsV (f, &value);
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if (result) FATAL("m3_GetResults: %s", result);
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printf("Result: %ld\n", value);
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}
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#define USER_TASK_STK_SIZE 32768
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#define USER_TASK_PRIO 32
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static u8 user_task_stk[USER_TASK_STK_SIZE];
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void wasm3_task(void *data)
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{
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printf("\nWasm3 v" M3_VERSION " on W600, build " __DATE__ " " __TIME__ "\n");
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uint32_t start = millis();
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run_wasm();
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uint32_t end = millis();
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printf("Elapsed: %ld ms\n", (end - start));
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}
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void pre_gpio_config(void)
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{
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}
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void UserMain(void)
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{
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/* create task */
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tls_os_task_create(NULL,
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"wasm3",
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wasm3_task,
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(void*) 0,
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(void*) &user_task_stk,
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USER_TASK_STK_SIZE,
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USER_TASK_PRIO,
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0);
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}
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