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3 Commits

14 changed files with 11 additions and 166 deletions

6
.gitignore vendored
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@ -1,5 +1 @@
wasm-base/examples/*.wasm
wasm-base/examples/*.aot
wasm-base/examples/embed/*_host.c
wasm-base/examples/*.host
wasm-base/examples/*_wasm.c
examples/build-*/

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@ -4,8 +4,7 @@ WASI_CC := ${WASI_ROOT}/bin/clang
WASI_CFLAGS := --target=wasm32 \
--sysroot=${WASI_ROOT}/share/wasi-sysroot \
-z stack-size=4096 \
-nostdlib \
-O0 -g -Wall \
-O2 -nostdlib \
-Wl,--no-entry \
-Wl,--initial-memory=65536 \
-Wl,--export-all \
@ -16,7 +15,8 @@ WASI_CFLAGS := --target=wasm32 \
WAMR := /opt/wamr
IWASM_LIB := /opt/wamr-libiwasm
CC := gcc
CFLAGS := -I. -include arch/${ARCH}/lib.c -O0 -g -m32 -fomit-frame-pointer
# NOTE: Without -fomit-frame-pointer I get "error: bp cannot be used in asm here"
CFLAGS := -I. -O2 -m32 -ffunction-sections -fomit-frame-pointer
LDFLAGS := -Wl,-T linker.ld $^ -Wl,--build-id=none -static -nostdlib -m32 \
-Wl,-rpath,${IWASM_LIB} -L${IWASM_LIB} -liwasm
INCL := -I${WAMR}/core/iwasm/include \
@ -29,7 +29,6 @@ INCL := -I${WAMR}/core/iwasm/include \
WAMRC := /opt/wamr-wamrc/wamrc
WAMRCFLAGS := --target=i386 --format=object
XXD := busybox xxd
WASM2C := wasm2c
################################################################
@ -45,7 +44,7 @@ ${BUILD_DIR}/%/module.wasm: %.c
# ${WAMRC} ${WAMRCFLAGS} -o ${BUILD_DIR}/$*/system.o ${BUILD_DIR}/$*/module.wasm
#
# ${BUILD_DIR}/startup.o: arch/bochs/startup.s
# ${CC} $< ${CFLAGS} -c -ffunction-sections -o $@
# ${CC} $< ${CFLAGS} -c -o $@
#
# ${BUILD_DIR}/%/system.elf: ${BUILD_DIR}/%/system.o ${BUILD_DIR}/startup.o
# ${CC} ${LDFLAGS} -o $@
@ -66,10 +65,10 @@ ${BUILD_DIR}/%/system.o: ${BUILD_DIR}/%/module_wasm.c
-e "s/__WASM_ARRAY__/build_bochs_$*_module_aot/g" \
-e "s/__WASM_ARRAY_LEN__/build_bochs_$*_module_aot_len/g" \
${BUILD_DIR}/$*/module_host.c
${CC} ${CFLAGS} ${INCL} -c -ffunction-sections ${BUILD_DIR}/$*/module_host.c -o $@
${CC} ${CFLAGS} ${INCL} -c ${BUILD_DIR}/$*/module_host.c -o $@
${BUILD_DIR}/startup.o: arch/bochs/startup.s
${CC} $< ${CFLAGS} -c -ffunction-sections -o $@
${CC} $< ${CFLAGS} -c -o $@
${BUILD_DIR}/%/system.elf: ${BUILD_DIR}/%/system.o ${BUILD_DIR}/startup.o
${CC} ${LDFLAGS} -o $@

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@ -1,4 +0,0 @@
#pragma once
#define ARCH_ASM_CLOBBER_ALL "eax", "ebx", "ecx", "edx", "esi", "edi", "ebp"

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@ -1,7 +0,0 @@
set timeout=0
set default=0
menuentry "CoRedOS" {
multiboot /boot/system.elf
boot
}

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@ -1,75 +0,0 @@
// https://github.com/bytecodealliance/wasm-micro-runtime/blob/WAMR-2.4.4/doc/embed_wamr.md
// #include <stdio.h>
#include <string.h>
#include "lib.c"
// #include "bh_read_file.h"
#include "bh_platform.h"
#include "wasm_export.h"
#include "module_wasm.c"
#define STACK_SIZE (8 * 1024)
#define HEAP_SIZE (8 * 1024)
// TODO: Set this up so the lsp actually finds the includes...
MAIN() {
char error_buf[128];
wasm_module_t module;
wasm_module_inst_t module_inst;
wasm_function_inst_t func;
wasm_exec_env_t exec_env;
uint32 stack_size = 8 * 1024;
uint32 heap_size = 8 * 1024;
/* initialize the wasm runtime */
RuntimeInitArgs init_args;
memset(&init_args, 0, sizeof(init_args));
init_args.mem_alloc_type = Alloc_With_System_Allocator;
if (!wasm_runtime_full_init(&init_args)) {
return;
}
/* parse the WASM file from buffer and create a WASM module */
module = wasm_runtime_load(build_bochs_sum_module_aot, build_bochs_sum_module_aot_len, error_buf,
sizeof(error_buf));
/* create an instance of the WASM module (WASM linear memory is ready) */
module_inst = wasm_runtime_instantiate(module, stack_size, heap_size,
error_buf, sizeof(error_buf));
/* lookup a WASM function by its name, the function signature can NULL here */
func = wasm_runtime_lookup_function(module_inst, "wasm_module");
/* create an execution environment to execute arbitrary WASM functions */
exec_env = wasm_runtime_create_exec_env(module_inst, stack_size);
/* arguments are always transferred in 32-bit element */
uint32 args[1];
/* call an arbitrary WASM function */
MARKER(start_trace);
if (!wasm_runtime_call_wasm(exec_env, func, 0, args)) {
/* function wasn't called correctly */
POSIX_PRINTF("Failed to call function 'wasm_module'!\n");
}
MARKER(stop_trace);
POSIX_PRINTF("Sum: %d\n!", args[0]);
/* the return value is stored in args[0] */
if (args[0] == 100) {
MARKER(ok_marker);
} else {
MARKER(fail_marker);
}
wasm_runtime_destroy_exec_env(exec_env);
wasm_runtime_deinstantiate(module_inst);
wasm_runtime_unload(module);
wasm_runtime_destroy();
}

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@ -1,68 +0,0 @@
unsigned char build_bochs_sum_module_aot[] = {
0x00, 0x61, 0x6f, 0x74, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x30, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x3e, 0x00,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x78, 0x38, 0x36, 0x5f, 0x36, 0x34, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x14, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x7f, 0x00,
0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x7f, 0x01, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x7f, 0x00, 0x00, 0x00,
0x41, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x02, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0x02, 0x00, 0x00, 0x00,
0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00,
0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x14, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xc3, 0x66, 0x66, 0x66, 0x66, 0x66, 0x66, 0x2e,
0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00, 0x48, 0x8b, 0x47, 0x10,
0x48, 0xba, 0x64, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00, 0x48, 0x8b,
0x88, 0x78, 0x01, 0x00, 0x00, 0x8b, 0x80, 0xd0, 0x01, 0x00, 0x00, 0x83,
0xc0, 0xf0, 0x48, 0x89, 0x54, 0x01, 0x08, 0xb8, 0x64, 0x00, 0x00, 0x00,
0xc3, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x28, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x2a, 0x01, 0x00, 0x00,
0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x07, 0x00,
0x6d, 0x65, 0x6d, 0x6f, 0x72, 0x79, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x12, 0x00, 0x5f, 0x5f, 0x77, 0x61, 0x73, 0x6d, 0x5f, 0x63,
0x61, 0x6c, 0x6c, 0x5f, 0x63, 0x74, 0x6f, 0x72, 0x73, 0x00, 0x00, 0x00,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x77, 0x61, 0x73, 0x6d,
0x5f, 0x6d, 0x6f, 0x64, 0x75, 0x6c, 0x65, 0x00, 0x01, 0x00, 0x00, 0x00,
0x03, 0x00, 0x0d, 0x00, 0x5f, 0x5f, 0x64, 0x73, 0x6f, 0x5f, 0x68, 0x61,
0x6e, 0x64, 0x6c, 0x65, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00,
0x03, 0x00, 0x0b, 0x00, 0x5f, 0x5f, 0x64, 0x61, 0x74, 0x61, 0x5f, 0x65,
0x6e, 0x64, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0c, 0x00,
0x5f, 0x5f, 0x73, 0x74, 0x61, 0x63, 0x6b, 0x5f, 0x6c, 0x6f, 0x77, 0x00,
0x04, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0d, 0x00, 0x5f, 0x5f, 0x73, 0x74,
0x61, 0x63, 0x6b, 0x5f, 0x68, 0x69, 0x67, 0x68, 0x00, 0x00, 0x00, 0x00,
0x05, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0e, 0x00, 0x5f, 0x5f, 0x67, 0x6c,
0x6f, 0x62, 0x61, 0x6c, 0x5f, 0x62, 0x61, 0x73, 0x65, 0x00, 0x00, 0x00,
0x06, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0c, 0x00, 0x5f, 0x5f, 0x68, 0x65,
0x61, 0x70, 0x5f, 0x62, 0x61, 0x73, 0x65, 0x00, 0x07, 0x00, 0x00, 0x00,
0x03, 0x00, 0x0b, 0x00, 0x5f, 0x5f, 0x68, 0x65, 0x61, 0x70, 0x5f, 0x65,
0x6e, 0x64, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0e, 0x00,
0x5f, 0x5f, 0x6d, 0x65, 0x6d, 0x6f, 0x72, 0x79, 0x5f, 0x62, 0x61, 0x73,
0x65, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x03, 0x00, 0x0d, 0x00,
0x5f, 0x5f, 0x74, 0x61, 0x62, 0x6c, 0x65, 0x5f, 0x62, 0x61, 0x73, 0x65,
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0x5f, 0x5f, 0x77, 0x61, 0x73, 0x6d, 0x5f, 0x66, 0x69, 0x72, 0x73, 0x74,
0x5f, 0x70, 0x61, 0x67, 0x65, 0x5f, 0x65, 0x6e, 0x64, 0x00, 0x00, 0x00,
0x05, 0x00, 0x00, 0x00, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
};
unsigned int build_bochs_sum_module_aot_len = 776;

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@ -6,6 +6,10 @@
#define __QUOTE(x) #x
#define QUOTE(x) __QUOTE(x)
#ifndef ARCH_ASM_CLOBBER_ALL
#define ARCH_ASM_CLOBBER_ALL "eax", "ebx", "ecx", "edx", "esi", "edi", "ebp"
#endif
#ifndef MARKER
#define MARKER(str) \
__asm__ volatile(QUOTE(str) ":" \