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MergedLoadStoreMotion pass

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Merges equivalent loads on both sides of a hammock/diamond
and hoists into into the header.
Merges equivalent stores on both sides of a hammock/diamond
and sinks it to the footer.
Can enable if conversion and tolerate better load misses
and store operand latencies.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213396 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gerolf Hoflehner
2014-07-18 19:13:09 +00:00
parent 63d94561b5
commit d94715e273
11 changed files with 736 additions and 1 deletions
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6
bindings/ocaml/transforms/scalar/scalar_opts_ocaml.c
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@@ -134,6 +134,12 @@ CAMLprim value llvm_add_tail_call_elimination(LLVMPassManagerRef PM) {
return Val_unit;
}
/* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
CAMLprim value llvm_add_merged_load_store_motion(LLVMPassManagerRef PM) {
LLVMAddMergedLoadStoreMotionPass(PM);
return Val_unit;
}
/* [<Llvm.PassManager.any] Llvm.PassManager.t -> unit */
CAMLprim value llvm_add_gvn(LLVMPassManagerRef PM) {
LLVMAddGVNPass(PM);