runtime/vm/stack_frame_arm.h - Issue 15110003: Make deoptimization architecture dependent (it depends on the frame layout).

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Unified Diff: runtime/vm/stack_frame_arm.h

Issue 15110003: Make deoptimization architecture dependent (it depends on the frame layout). (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 7 months ago

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Index: runtime/vm/stack_frame_arm.h

===================================================================

--- runtime/vm/stack_frame_arm.h (revision 22714)

+++ runtime/vm/stack_frame_arm.h (working copy)

@@ -11,7 +11,9 @@

| | <- TOS

Callee frame | ... |

- | current LR | (PC of current frame)

+ | saved PP | (PP of current frame)

+ | saved FP | (FP of current frame)

+ | saved LR | (PC of current frame)

| callee's PC marker |

+--------------------+

Current frame | ... | <- SP of current frame

@@ -25,11 +27,14 @@

| ... |

+static const int kDartFrameFixedSize = 4; // PP, FP, LR, PC marker.

static const int kSavedPcSlotFromSp = -2;

static const int kFirstLocalSlotFromFp = -2;

+static const int kSavedCallerPpSlotFromFp = -1;

static const int kSavedCallerFpSlotFromFp = 0;

+static const int kSavedCallerPcSlotFromFp = 1;

static const int kPcMarkerSlotFromFp = 2;

-static const int kParamEndSlotFromFp = 2; // Same slot as current pc marker.

+static const int kParamEndSlotFromFp = 2; // One slot past last parameter.

static const int kCallerSpSlotFromFp = 3;

// Entry and exit frame layout.

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