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print_info: Add thumb mode

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This commit is contained in:
MerryMage 2021-05-07 08:24:51 +01:00
parent cb79bfa1dc
commit 62ecc2537e
1 changed files with 30 additions and 4 deletions
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34
tests/print_info.cpp
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@ -15,6 +15,7 @@
#include <dynarmic/A32/a32.h> #include <dynarmic/A32/a32.h>
#include <dynarmic/A32/disassembler.h> #include <dynarmic/A32/disassembler.h>
#include "common/bit_util.h"
#include "common/common_types.h" #include "common/common_types.h"
#include "common/llvm_disassemble.h" #include "common/llvm_disassemble.h"
#include "frontend/A32/decoder/arm.h" #include "frontend/A32/decoder/arm.h"
@ -95,6 +96,29 @@ void PrintA64Instruction(u32 instruction) {
fmt::print("{}\n", IR::DumpBlock(block)); fmt::print("{}\n", IR::DumpBlock(block));
} }
void PrintThumbInstruction(u32 instruction) {
const size_t inst_size = (instruction >> 16) == 0 ? 2 : 4;
if (inst_size == 4) instruction = Common::SwapHalves32(instruction);
fmt::print("{:08x} {}\n", instruction, Common::DisassembleAArch32(true, 0, (u8*)&instruction, inst_size));
const A32::LocationDescriptor location{0, A32::PSR{0x1F0}, {}};
IR::Block block{location};
const bool should_continue = A32::TranslateSingleInstruction(block, location, instruction);
fmt::print("should_continue: {}\n\n", should_continue);
fmt::print("IR:\n");
fmt::print("{}\n", IR::DumpBlock(block));
Optimization::A32GetSetElimination(block);
Optimization::DeadCodeElimination(block);
Optimization::ConstantPropagation(block);
Optimization::DeadCodeElimination(block);
Optimization::IdentityRemovalPass(block);
fmt::print("Optimized IR:\n");
fmt::print("{}\n", IR::DumpBlock(block));
}
class ExecEnv final : public Dynarmic::A32::UserCallbacks { class ExecEnv final : public Dynarmic::A32::UserCallbacks {
public: public:
u64 ticks_left = 0; u64 ticks_left = 0;
@ -259,7 +283,7 @@ void ExecuteA32Instruction(u32 instruction) {
int main(int argc, char** argv) { int main(int argc, char** argv) {
if (argc < 3 || argc > 4) { if (argc < 3 || argc > 4) {
fmt::print("usage: {} <a32/a64> <instruction_in_hex> [-exec]\n", argv[0]); fmt::print("usage: {} <a32/a64/thumb> <instruction_in_hex> [-exec]\n", argv[0]);
return 1; return 1;
} }
@ -281,8 +305,10 @@ int main(int argc, char** argv) {
PrintA32Instruction(instruction); PrintA32Instruction(instruction);
} else if (strcmp(argv[1], "a64") == 0) { } else if (strcmp(argv[1], "a64") == 0) {
PrintA64Instruction(instruction); PrintA64Instruction(instruction);
} else if (strcmp(argv[1], "t32") == 0 || strcmp(argv[1], "t16") == 0 || strcmp(argv[1], "thumb") == 0) {
PrintThumbInstruction(instruction);
} else { } else {
fmt::print("Invalid mode: {}\nValid values: a32, a64\n", argv[1]); fmt::print("Invalid mode: {}\nValid values: a32, a64, thumb\n", argv[1]);
return 1; return 1;
} }
@ -294,8 +320,8 @@ int main(int argc, char** argv) {
if (strcmp(argv[1], "a32") == 0) { if (strcmp(argv[1], "a32") == 0) {
ExecuteA32Instruction(instruction); ExecuteA32Instruction(instruction);
} else if (strcmp(argv[1], "a64") == 0) { } else {
fmt::print("Executing a64 code not currently supported\n"); fmt::print("Executing in this mode not currently supported\n");
return 1; return 1;
} }
} }