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-rw-r--r--src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.cpp4
-rw-r--r--src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.h6
2 files changed, 7 insertions, 3 deletions
diff --git a/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.cpp b/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.cpp
index 81063e2b11..ae7b0859ed 100644
--- a/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.cpp
+++ b/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.cpp
@@ -49,7 +49,7 @@ const char* const ARMv7DOpcode::s_optionName[8] = {
};
const char* const ARMv7DOpcode::s_shiftNames[4] = {
- "lsl", "lsr", "asl", "ror"
+ "lsl", "lsr", "asr", "ror"
};
const char* const ARMv7DOpcode::s_specialRegisterNames[3] = { "sp", "lr", "pc" };
@@ -944,7 +944,7 @@ const char* ARMv7DOpcodeDataProcessingShiftedReg::format()
appendSeparator();
appendRegisterName(rm());
appendSeparator();
- appendUnsignedImmediate(immediate5());
+ appendImmShift(type(), immediate5());
return m_formatBuffer;
}
diff --git a/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.h b/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.h
index ca5f955ba1..5bcb6b15b9 100644
--- a/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.h
+++ b/src/3rdparty/masm/disassembler/ARMv7/ARMv7DOpcode.h
@@ -69,6 +69,7 @@ protected:
static const char* conditionName(unsigned condition) { return s_conditionNames[condition & 0xf]; }
static const char* shiftName(unsigned shiftValue) { return s_shiftNames[shiftValue & 0x3]; }
+ static bool isRightShift(unsigned shiftValue) { return shiftValue == 1 || shiftValue == 2; }
bool inITBlock() { return m_ITConditionIndex < m_ITBlocksize; }
bool startingITBlock() { return m_ITConditionIndex == m_ITBlocksize + 1; }
@@ -514,7 +515,10 @@ protected:
const char* opName() { return shiftName(op()); }
unsigned op() { return (m_opcode >> 12) & 0x3; }
- unsigned immediate5() { return (m_opcode >> 6) & 0x1f; }
+ unsigned immediate5() {
+ unsigned imm = (m_opcode >> 6) & 0x1f;
+ return isRightShift(op()) && imm == 0 ? 32 : imm;
+ }
};
class ARMv7DOpcodeMiscAddSubSP : public ARMv7D16BitOpcode {