diff options
Diffstat (limited to 'disassembler')
| -rw-r--r-- | disassembler/disassembler_arm.cc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/disassembler/disassembler_arm.cc b/disassembler/disassembler_arm.cc index 77efb6be29..bcb043883b 100644 --- a/disassembler/disassembler_arm.cc +++ b/disassembler/disassembler_arm.cc @@ -1262,10 +1262,10 @@ size_t DisassemblerArm::DumpThumb32(std::ostream& os, const uint8_t* instr_ptr) imm32 = (S << 20) | (J2 << 19) | (J1 << 18) | (imm6 << 12) | (imm11 << 1); imm32 = (imm32 << 11) >> 11; // sign extend 21 bit immediate. } else { - uint32_t I1 = ~(J1 ^ S); - uint32_t I2 = ~(J2 ^ S); + uint32_t I1 = (J1 ^ S) ^ 1; + uint32_t I2 = (J2 ^ S) ^ 1; imm32 = (S << 24) | (I1 << 23) | (I2 << 22) | (imm10 << 12) | (imm11 << 1); - imm32 = (imm32 << 8) >> 8; // sign extend 24 bit immediate. + imm32 = (imm32 << 7) >> 7; // sign extend 25 bit immediate. } opcode << ".w"; DumpBranchTarget(args, instr_ptr + 4, imm32); |