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authorNate Begeman <natebegeman@mac.com>2009-02-18 08:31:02 +0000
committerNate Begeman <natebegeman@mac.com>2009-02-18 08:31:02 +0000
commit7b1a847006d1bae5bfc8e44a2e352a0a3d302e00 (patch)
treecc149d70595f6859c7607a5129ce01ce9a98e0bb /lib/Target/Sparc/FPMover.cpp
parentdfaa0bdb9ff9bb8b8ac7dace0395804598b49f06 (diff)
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Add support to the JIT for true non-lazy operation. When a call to a function
that has not been JIT'd yet, the callee is put on a list of pending functions to JIT. The call is directed through a stub, which is updated with the address of the function after it has been JIT'd. A new interface for allocating and updating empty stubs is provided. Add support for removing the ModuleProvider the JIT was created with, which would otherwise invalidate the JIT's PassManager, which is initialized with the ModuleProvider's Module. Add support under a new ExecutionEngine flag for emitting the infomration necessary to update Function and GlobalVariable stubs after JITing them, by recording the address of the stub and the name of the GlobalValue. This allows code to be copied from one address space to another, where libraries may live at different virtual addresses, and have the stubs updated with their new correct target addresses. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64906 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Sparc/FPMover.cpp')
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