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1022431
2013 Mar 28
2
[LLVMdev] LLVM Execution engine: Native call vs LLVM IR function call
Hi,
I would like to understand why calling a native function from a function
in LLVM IR can be much faster than calling an equivalent function in LLVM
IR.
For instance, here are two equivalent programs. The first calls an llvm
function while the second calls a native function. On my AMD machine, the
first takes 4.48s to run while the second takes 3.49s.
define i64 @bloop() {
entry:
br label