src/arm/simulator-arm.cc - Issue 1699173003: [Atomics] Add dmb/dsb/isb instructions to ARM

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

Issue 1699173003: [Atomics] Add dmb/dsb/isb instructions to ARM (Closed) Base URL: http://chromium.googlesource.com/v8/v8.git@master

Patch Set: Created 4 years, 10 months ago

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Index: src/arm/simulator-arm.cc

diff --git a/src/arm/simulator-arm.cc b/src/arm/simulator-arm.cc

index 4c1698e330b565f83dc2eff3a9a02fc8a90a64db..4630b94b630c0e0a597ea0f3b4d36d57889440ab 100644

--- a/src/arm/simulator-arm.cc

+++ b/src/arm/simulator-arm.cc

@@ -3912,6 +3912,9 @@ void Simulator::DecodeSpecialCondition(Instruction* instr) {

case 0xB:

if ((instr->Bits(22, 20) == 5) && (instr->Bits(15, 12) == 0xf)) {

// pld: ignore instruction.

+ } else if (instr->SpecialValue() == 0xA && instr->Bits(22, 20) == 7) {

+ // dsb, dmb, isb: ignore instruction for now.

+ // TODO(binji): implement

} else {

UNIMPLEMENTED();

}

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