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Unified Diff: src/arm/disasm-arm.cc

Issue 2314043002: Reland of [turbofan] ARM: Implement vswp and use in gap resolver (Closed)
Patch Set: Created 4 years, 3 months ago
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Index: src/arm/disasm-arm.cc
diff --git a/src/arm/disasm-arm.cc b/src/arm/disasm-arm.cc
index ae7eb8af3303826b91920e42b720be46e390630c..e408e85da387f747972e5352ba960e7a41b27ff5 100644
--- a/src/arm/disasm-arm.cc
+++ b/src/arm/disasm-arm.cc
@@ -1825,6 +1825,13 @@ void Decoder::DecodeSpecialCondition(Instruction* instr) {
int imm3 = instr->Bits(21, 19);
out_buffer_pos_ += SNPrintF(out_buffer_ + out_buffer_pos_,
"vmovl.u%d q%d, d%d", imm3*8, Vd, Vm);
+ } else if ((instr->Bits(21, 16) == 0x32) && (instr->Bits(11, 7) == 0) &&
+ (instr->Bit(4) == 0)) {
+ int Vd = instr->VFPDRegValue(kDoublePrecision);
+ int Vm = instr->VFPMRegValue(kDoublePrecision);
+ char rtype = (instr->Bit(6) == 0) ? 'd' : 'q';
+ out_buffer_pos_ += SNPrintF(out_buffer_ + out_buffer_pos_,
+ "vswp %c%d, %c%d", rtype, Vd, rtype, Vm);
} else {
Unknown(instr);
}
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