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| author | Nick Lewycky <nicholas@mxc.ca> | 2011-06-22 18:55:03 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2011-06-22 18:55:03 +0000 |
| commit | 5b7ac1402f3c84a751eac96838d4b9676723f0c8 (patch) | |
| tree | 6d44445a34fa844d33ed4416ebcf8ec874cb328e | |
| parent | 08d03168f2be9ee8139e4d2ba0923260df6e00b2 (diff) | |
Emit trailing padding on constant vectors when TargetData says that the vector
is larger than the sum of the elements (including per-element padding).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133631 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/CodeGen/AsmPrinter/AsmPrinter.cpp | 7 | ||||
| -rw-r--r-- | test/CodeGen/ARM/constants.ll | 13 |
2 files changed, 20 insertions, 0 deletions
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp index 946018cd1a..edfb30725c 100644 --- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp +++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp @@ -1516,6 +1516,13 @@ static void EmitGlobalConstantVector(const ConstantVector *CV, unsigned AddrSpace, AsmPrinter &AP) { for (unsigned i = 0, e = CV->getType()->getNumElements(); i != e; ++i) EmitGlobalConstantImpl(CV->getOperand(i), AddrSpace, AP); + + const TargetData &TD = *AP.TM.getTargetData(); + unsigned Size = TD.getTypeAllocSize(CV->getType()); + unsigned EmittedSize = TD.getTypeAllocSize(CV->getType()->getElementType()) * + CV->getType()->getNumElements(); + if (unsigned Padding = Size - EmittedSize) + AP.OutStreamer.EmitZeros(Padding, AddrSpace); } static void EmitGlobalConstantStruct(const ConstantStruct *CS, diff --git a/test/CodeGen/ARM/constants.ll b/test/CodeGen/ARM/constants.ll index 7893df7820..60908957ae 100644 --- a/test/CodeGen/ARM/constants.ll +++ b/test/CodeGen/ARM/constants.ll @@ -44,3 +44,16 @@ define void @f7(i32 %a) { r: ret void } + +%t1 = type { <3 x float>, <3 x float> } + +@const1 = global %t1 { <3 x float> zeroinitializer, + <3 x float> <float 1.000000e+00, + float 2.000000e+00, + float 3.000000e+00> }, align 16 +; CHECK: const1 +; CHECK: .zero 16 +; CHECK: float 1.0 +; CHECK: float 2.0 +; CHECK: float 3.0 +; CHECK: .zero 4 |