[PATCH] D16664: [CUDA] Generate CUDA's printf alloca in its function's entry block.
Justin Lebar via cfe-commits
cfe-commits at lists.llvm.org
Thu Jan 28 10:27:13 PST 2016
jlebar marked an inline comment as done.
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Comment at: lib/CodeGen/CGCUDABuiltin.cpp:109
@@ -106,1 +108,3 @@
+ // stacksave/stackrestore intrinsics, which cause ptxas to choke.
+ auto *Alloca = new llvm::AllocaInst(
llvm::Type::getInt8Ty(Ctx), llvm::ConstantInt::get(Int32Ty, BufSize),
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echristo wrote:
> Not quite, you'll want to use AllocaInsertPt for this or even CreateTempAlloca.
>
>
Aha. Used AllocaInsertPt because it doesn't seem that there's an overload of CreateTempAlloca that takes an explicit size.
http://reviews.llvm.org/D16664
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