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| author | Yuyang Huang <yuyanghuang@google.com> | 2024-04-08 21:06:55 +0900 |
|---|---|---|
| committer | Yuyang Huang <yuyanghuang@google.com> | 2024-04-09 10:42:35 +0900 |
| commit | e7956d40d9d351264f1037fddd063bf3e8d08f93 (patch) | |
| tree | 5dc51d0f078aaed4df544f3a9410ac65852d8565 | |
| parent | ca8f966ba3b593909c29267e52a7340396e9b673 (diff) | |
| download | apf-e7956d40d9d351264f1037fddd063bf3e8d08f93.tar.gz | |
Add disassembler support for STDW and LDDW opcodes in v6 mode
Test: TH
Change-Id: I8084339e173357a23a6ffc0120f69c160ef4628f
| -rw-r--r-- | disassembler.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/disassembler.c b/disassembler.c index 65b90d1..ad72982 100644 --- a/disassembler.c +++ b/disassembler.c @@ -32,6 +32,7 @@ typedef enum { false, true } bool; char print_buf[1024]; char* buf_ptr; int buf_remain; +bool v6_mode = false; __attribute__ ((format (printf, 1, 2) )) static void bprintf(const char* format, ...) { @@ -162,6 +163,7 @@ const char* apf_disassemble(const uint8_t* program, uint32_t program_len, uint32 PRINT_OPCODE(); print_jump_target(*ptr2pc + imm, program_len); } else { + v6_mode = true; print_opcode("data"); bprintf("%d, ", imm); uint32_t len = imm; @@ -356,12 +358,20 @@ const char* apf_disassemble(const uint8_t* program, uint32_t program_len, uint32 case LDDW_OPCODE: case STDW_OPCODE: PRINT_OPCODE(); - if (signed_imm > 0) { - bprintf("r%u, [r%u+%d]", reg_num, reg_num ^ 1, signed_imm); - } else if (signed_imm < 0) { - bprintf("r%u, [r%u-%d]", reg_num, reg_num ^ 1, -signed_imm); + if (v6_mode) { + if (opcode == LDDW_OPCODE) { + bprintf("r%u, cnt=%d", reg_num, imm); + } else { + bprintf("cnt=%d, r%u", imm, reg_num); + } } else { - bprintf("r%u, [r%u]", reg_num, reg_num ^ 1); + if (signed_imm > 0) { + bprintf("r%u, [r%u+%d]", reg_num, reg_num ^ 1, signed_imm); + } else if (signed_imm < 0) { + bprintf("r%u, [r%u-%d]", reg_num, reg_num ^ 1, -signed_imm); + } else { + bprintf("r%u, [r%u]", reg_num, reg_num ^ 1); + } } break; case WRITE_OPCODE: { |