runtime/vm/constants_arm64.h - Issue 1156593002: Cache current thread in a reserved register and use it in LoadIsolate

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Unified Diff: runtime/vm/constants_arm64.h

Issue 1156593002: Cache current thread in a reserved register and use it in LoadIsolate (Closed) Base URL: https://github.com/dart-lang/sdk.git@master

Patch Set: Address review comments. Created 5 years, 7 months ago

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Index: runtime/vm/constants_arm64.h

diff --git a/runtime/vm/constants_arm64.h b/runtime/vm/constants_arm64.h

index 2d74ef358389e795daa0769e9678e91d0709b0b2..f1834b88e5b974a643cdf24755e5181a1a309521 100644

--- a/runtime/vm/constants_arm64.h

+++ b/runtime/vm/constants_arm64.h

@@ -117,6 +117,7 @@ const Register SPREG = R18; // Stack pointer register.

const Register LRREG = LR; // Link register.

const Register ICREG = R5; // IC data register.

const Register ARGS_DESC_REG = R4; // Arguments descriptor register.

+const Register THR = R20; // Caches current thread in generated code.

// Exception object is passed in this register to the catch handlers when an

// exception is thrown.

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