MIPS: InstructionCodeGeneratorMIPS*::DivRemByPowerOfTwo()
Replace [d]sll+[d]srl with [d]ins on R2+.
Change-Id: I7587e46c47c8ce413d81a5c6c29d91e32a14d855
diff --git a/disassembler/disassembler_mips.cc b/disassembler/disassembler_mips.cc
index 2c800e7..b5f5d6f 100644
--- a/disassembler/disassembler_mips.cc
+++ b/disassembler/disassembler_mips.cc
@@ -177,7 +177,9 @@
{ kSpecial3Mask | 0x3f, (31 << kOpcodeShift), "ext", "TSAZ", },
{ kSpecial3Mask | 0x3f, (31 << kOpcodeShift) | 3, "dext", "TSAZ", },
{ kSpecial3Mask | 0x3f, (31 << kOpcodeShift) | 4, "ins", "TSAz", },
+ { kSpecial3Mask | 0x3f, (31 << kOpcodeShift) | 5, "dinsm", "TSAJ", },
{ kSpecial3Mask | 0x3f, (31 << kOpcodeShift) | 6, "dinsu", "TSFz", },
+ { kSpecial3Mask | 0x3f, (31 << kOpcodeShift) | 7, "dins", "TSAz", },
{ kSpecial3Mask | (0x1f << 21) | (0x1f << 6) | 0x3f,
(31 << kOpcodeShift) | (16 << 6) | 32,
"seb",
@@ -584,6 +586,9 @@
case 'i': // Sign-extended lower 16-bit immediate.
args << static_cast<int16_t>(instruction & 0xffff);
break;
+ case 'J': // sz (dinsm size).
+ args << (rd - sa + 33);
+ break;
case 'j': // sa value for lsa/dlsa.
args << (sa + 1);
break;