runtime/vm/raw_object.h - Issue 10882055: Put live register bits in stackmaps.

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Unified Diff: runtime/vm/raw_object.h

Issue 10882055: Put live register bits in stackmaps. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Handle XMM registers in stackmaps. Created 8 years, 4 months ago

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Index: runtime/vm/raw_object.h

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

index f98024170732c741657a965256677f0a6de2f462..80f3210446e1919ed566f51891a3c8d8fbcdbd65 100644

--- a/runtime/vm/raw_object.h

+++ b/runtime/vm/raw_object.h

@@ -815,7 +815,11 @@ class RawStackmap : public RawObject {

RawCode* code_; // Code object corresponding to the frame described.

+ // TODO(kmillikin): We need a small number of bits to encode the register

+ // count. Consider packing them in with the length.

intptr_t length_; // Length of payload, in bits.

+ intptr_t register_bit_count_; // Live register bits, included in length_.

uword pc_; // PC corresponding to this stack map representation.

// Variable length data follows here (bitmap of the stack layout).