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Android splitstack implementation#6

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ILyoan wants to merge 41 commits intobrson:masterbrson/llvm:masterfrom ILyoan:arm_splitstackCopy head branch name to clipboard

+2,248-100

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Commits on Sep 30, 2012

• Create a gcregroot intrinsic and lower it in fastisel

  

  pcwalton

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  erickt

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• Temp commit

  

  pcwalton

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  erickt

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• Spiller hacks

  

  pcwalton

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  erickt

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• Trace GC roots back, implement asm printing

  

  pcwalton

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  erickt

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• Read GC register roots in the GC metadata

  

  pcwalton

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  erickt

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• Translate llvm.gcroot intrinsics in the fast instruction selector

  

  pcwalton

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  erickt

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• Implement a generic GC strategy and metadata printer

  

  pcwalton

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  erickt

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• Remove debug code from SplitKit

  

  pcwalton

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  erickt

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• Root arguments too

  

  pcwalton

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  erickt

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• Record callee-saved registers in the GC maps

  

  pcwalton

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  erickt

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• Allow substructures to be rooted

  

  pcwalton

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  erickt

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• Automatically insert calls to llvm.gcroot for all allocas that contain pointers in address space 1

  

  pcwalton

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  erickt

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• Implement SSA-based liveness

  

  pcwalton

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  erickt

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• Add live-out analysis; use strict domination instead of domination for live-in

  

  pcwalton

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  erickt

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• Don't root dead variables

  

  pcwalton

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  erickt

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• Only root original pointers, not any derived pointers

  

  pcwalton

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  erickt

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• Handle GC register roots specially in the fast instruction selector to avoid breaking call sequences

  

  pcwalton

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  erickt

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• Fixed LiveIRVariables pass to detect back edges correctly.

  

  Elliott Slaughter

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  erickt

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• Fix automatic rooting allocas of structs.

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  Elliott Slaughter

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  erickt

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• Emit per-module list of safe points.

  

  Elliott Slaughter

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  erickt

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• Update compiler-rt and clang.

  

  graydon

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  erickt

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• Minor rebase fallout.

  

  graydon

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  erickt

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• Better debugging support for the LiveIRVariables pass.

  

  Elliott Slaughter

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  erickt

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• Remove unnecessary basic blocks on -O0 to avoid spending time in LiveIRVariables.

  

  Elliott Slaughter

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  erickt

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• Switch LiveIRVariables over to BitVector to avoid DenseMap overhead.

  

  Elliott Slaughter

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  erickt

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• Fix compiling llvm on ARM

  erickt

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• Rewrite LiveIRVariables with better algorithm.

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  Elliott Slaughter

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• Better debugging output for LiveIRVariables.

  

  Elliott Slaughter

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  erickt

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• Fix LiveIRVariables for arguments to functions.

  

  Elliott Slaughter

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  erickt

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• Fix LiveIRVariables for values returned from functions.

  

  Elliott Slaughter

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  erickt

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• Emit metadata pointers by addrspace.

  

  Elliott Slaughter

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  erickt

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• Don't auto-root structs because they are root explicitly by the compiler.

  

  Elliott Slaughter

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  erickt

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• Temporarily turn off automatic register roots until SelectionDAG works.

  

  Elliott Slaughter

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  erickt

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• update clang to HEAD

  erickt

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• detects python3 on bleeding-edge systems

  

  benbrittain

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  erickt

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• Another llvm rebase, this time updating compiler-rt

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  erickt

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Commits on Oct 1, 2012

• Rollback to older compiler-rt to fix 10.6.8 issues

  erickt

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Commits on Oct 5, 2012

• Hack around llvm 14013

  brson

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Commits on Nov 15, 2012

• GCStrategy: disable LiveIRVariables analysis.

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  graydon

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Commits on Feb 27, 2013

• splitstack for arm

  ILyoan

  committed
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Commits on Feb 28, 2013

• Implemented argument stack size for TARGET::ARM

  ILyoan

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