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TriCore Support (#1568)

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* TriCore Support

python sample

* Update sample_tricore.py

Correct attribution

* Update sample_tricore.py

Fixed byte code to execute properly.

* Update sample_tricore.py

Removed testing artifact

* Added tricore msvc config-file.h

* Added STATIC to tricore config and added helper methods to symbol file generation.

* Update op_helper.c

Use built in crc32

* Fix tricore samples and small code blocks are now handled properly

* Add CPU types

* Generate bindings

* Format code

Co-authored-by: lazymio <mio@lazym.io>
This commit is contained in:
Eric Poole
2022-04-29 17:11:34 -04:00
committed by GitHub
parent f49f62ecef
commit cfee2139a0
42 changed files with 18103 additions and 12 deletions
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3
samples/Makefile
View File

@@ -89,6 +89,9 @@ endif
ifneq (,$(findstring m68k,$(UNICORN_ARCHS)))
SOURCES += sample_m68k.c
endif
ifneq (,$(findstring tricore,$(UNICORN_ARCHS)))
SOURCES += sample_tricore.c
endif
BINS = $(SOURCES:.c=$(BIN_EXT))
OBJS = $(SOURCES:.c=.o)

100
samples/sample_tricore.c Normal file
View File

@@ -0,0 +1,100 @@
/*
Created for Unicorn Engine by Eric Poole <eric.poole@aptiv.com>, 2022
Copyright 2022 Aptiv
*/
/* Sample code to demonstrate how to emulate TriCore code */
#include <unicorn/unicorn.h>
#include <string.h>
// code to be emulated
#define CODE "\x82\x11\xbb\x00\x00\x08" // mov d0, #0x1; mov.u d0, #0x8000
// memory address where emulation starts
#define ADDRESS 0x10000
static void hook_block(uc_engine *uc, uint64_t address, uint32_t size,
void *user_data)
{
printf(">>> Tracing basic block at 0x%" PRIx64 ", block size = 0x%x\n",
address, size);
}
static void hook_code(uc_engine *uc, uint64_t address, uint32_t size,
void *user_data)
{
printf(">>> Tracing instruction at 0x%" PRIx64
", instruction size = 0x%x\n",
address, size);
}
static void test_tricore(void)
{
uc_engine *uc;
uc_err err;
uc_hook trace1, trace2;
uint32_t d0 = 0x0; // d0 register
printf("Emulate TriCore code\n");
// Initialize emulator in TriCore mode
err = uc_open(UC_ARCH_TRICORE, UC_MODE_LITTLE_ENDIAN, &uc);
if (err) {
printf("Failed on uc_open() with error returned: %u (%s)\n", err,
uc_strerror(err));
return;
}
// map 2MB memory for this emulation
uc_mem_map(uc, ADDRESS, 2 * 1024 * 1024, UC_PROT_ALL);
// write machine code to be emulated to memory
uc_mem_write(uc, ADDRESS, CODE, sizeof(CODE) - 1);
// tracing all basic blocks with customized callback
uc_hook_add(uc, &trace1, UC_HOOK_BLOCK, hook_block, NULL, 1, 0);
// tracing one instruction at ADDRESS with customized callback
uc_hook_add(uc, &trace2, UC_HOOK_CODE, hook_code, NULL, ADDRESS,
ADDRESS + sizeof(CODE) - 1);
// emulate machine code in infinite time (last param = 0), or when
// finishing all the code.
err = uc_emu_start(uc, ADDRESS, ADDRESS + sizeof(CODE) - 1, 0, 0);
if (err) {
printf("Failed on uc_emu_start() with error returned: %u\n", err);
}
// now print out some registers
printf(">>> Emulation done. Below is the CPU context\n");
uc_reg_read(uc, UC_TRICORE_REG_D0, &d0);
printf(">>> d0 = 0x%x\n", d0);
uc_close(uc);
}
int main(int argc, char **argv, char **envp)
{
// dynamically load shared library
#ifdef DYNLOAD
if (!uc_dyn_load(NULL, 0)) {
printf("Error dynamically loading shared library.\n");
printf("Please check that unicorn.dll/unicorn.so is available as well "
"as\n");
printf("any other dependent dll/so files.\n");
printf("The easiest way is to place them in the same directory as this "
"app.\n");
return 1;
}
#endif
test_tricore();
#ifdef DYNLOAD
uc_dyn_free();
#endif
return 0;
}