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| author | Nuno Lopes <nunoplopes@sapo.pt> | 2012-05-09 15:52:43 +0000 |
|---|---|---|
| committer | Nuno Lopes <nunoplopes@sapo.pt> | 2012-05-09 15:52:43 +0000 |
| commit | 01547b3ad2d4d5d6f832ac1b52d697391dcf9a7f (patch) | |
| tree | ffca7c0415d5195f5d0e20b9a4c13d9cbc1ae4b4 /llvm/test/CodeGen/Generic/objectsize-upgrade.ll | |
| parent | 13cfa000188c7034be51238e3ded8ee489faf6c4 (diff) | |
| download | bcm5719-llvm-01547b3ad2d4d5d6f832ac1b52d697391dcf9a7f.tar.gz bcm5719-llvm-01547b3ad2d4d5d6f832ac1b52d697391dcf9a7f.zip | |
change the objectsize intrinsic signature: add a 3rd parameter to denote the maximum runtime performance penalty that the user is willing to accept.
This commit only adds the parameter. Code taking advantage of it will follow.
llvm-svn: 156473
Diffstat (limited to 'llvm/test/CodeGen/Generic/objectsize-upgrade.ll')
| -rw-r--r-- | llvm/test/CodeGen/Generic/objectsize-upgrade.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Generic/objectsize-upgrade.ll b/llvm/test/CodeGen/Generic/objectsize-upgrade.ll new file mode 100644 index 00000000000..8ed80473f7a --- /dev/null +++ b/llvm/test/CodeGen/Generic/objectsize-upgrade.ll @@ -0,0 +1,16 @@ +; RUN: opt < %s -verify -S | FileCheck %s +; check automatic upgrade of objectsize. To be removed in LLVM 3.3. + +target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" + +define i32 @foo() nounwind { +; CHECK: @foo + %1 = alloca i8, align 4 + %2 = getelementptr inbounds i8* %1, i32 0 +; CHECK: llvm.objectsize.i32(i8* %2, i1 false, i32 0) + %3 = call i32 @llvm.objectsize.i32(i8* %2, i1 0) + ret i32 %3 +} + +; CHECK: @llvm.objectsize.i32(i8*, i1, i32) +declare i32 @llvm.objectsize.i32(i8*, i1) nounwind readonly |
