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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 | 30759542aa820b9fc74c77bfa3c011cb0a106ef9 (patch) | |
| tree | 9698461a0cd7c16beea9446415a512f3e3bcde0e /test/CodeGen/Generic | |
| parent | 80fa4723b9b7cb9d78d71648095e4e2804681402 (diff) | |
| download | external_llvm-30759542aa820b9fc74c77bfa3c011cb0a106ef9.zip external_llvm-30759542aa820b9fc74c77bfa3c011cb0a106ef9.tar.gz external_llvm-30759542aa820b9fc74c77bfa3c011cb0a106ef9.tar.bz2 | |
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.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156473 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/Generic')
| -rw-r--r-- | test/CodeGen/Generic/crash.ll | 4 | ||||
| -rw-r--r-- | test/CodeGen/Generic/objectsize-upgrade.ll | 16 |
2 files changed, 18 insertions, 2 deletions
diff --git a/test/CodeGen/Generic/crash.ll b/test/CodeGen/Generic/crash.ll index d889389..805d0cc 100644 --- a/test/CodeGen/Generic/crash.ll +++ b/test/CodeGen/Generic/crash.ll @@ -23,7 +23,7 @@ bb32: ; preds = %bb6 %3 = load double* %1, align 4 %4 = load double* %0, align 4 call void @Parse_Vector(double* %0) nounwind -%5 = call i32 @llvm.objectsize.i32(i8* undef, i1 false) +%5 = call i32 @llvm.objectsize.i32(i8* undef, i1 false, i32 0) %6 = icmp eq i32 %5, -1 br i1 %6, label %bb34, label %bb33 @@ -36,7 +36,7 @@ unreachable } declare void @Parse_Vector(double*) -declare i32 @llvm.objectsize.i32(i8*, i1) +declare i32 @llvm.objectsize.i32(i8*, i1, i32) ; PR9578 diff --git a/test/CodeGen/Generic/objectsize-upgrade.ll b/test/CodeGen/Generic/objectsize-upgrade.ll new file mode 100644 index 0000000..8ed8047 --- /dev/null +++ b/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 |