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author | Kevin Qin <Kevin.Qin@arm.com> | 2014-03-21 02:14:50 +0000 |
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committer | Kevin Qin <Kevin.Qin@arm.com> | 2014-03-21 02:14:50 +0000 |
commit | c53b3dbc20739e63c058b4a35f8f0caec18618c5 (patch) | |
tree | 8f5114775f6c53aa8ed3c5b82e6f31ae9dc5a229 | |
parent | 287cc35cd7d9492751e5b000d98a80d5c9a50e0a (diff) | |
download | llvm-c53b3dbc20739e63c058b4a35f8f0caec18618c5.tar.gz llvm-c53b3dbc20739e63c058b4a35f8f0caec18618c5.tar.bz2 llvm-c53b3dbc20739e63c058b4a35f8f0caec18618c5.tar.xz |
Fix an assertion caused by using inline asm with indirect register inputs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204425 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 2 | ||||
-rw-r--r-- | test/CodeGen/ARM/inline-diagnostics.ll | 16 |
2 files changed, 17 insertions, 1 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index b60e7803b7..55fe1563ca 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -6185,7 +6185,7 @@ static void GetRegistersForValue(SelectionDAG &DAG, // types are identical size, use a bitcast to convert (e.g. two differing // vector types). MVT RegVT = *PhysReg.second->vt_begin(); - if (RegVT.getSizeInBits() == OpInfo.ConstraintVT.getSizeInBits()) { + if (RegVT.getSizeInBits() == OpInfo.CallOperand.getValueSizeInBits()) { OpInfo.CallOperand = DAG.getNode(ISD::BITCAST, DL, RegVT, OpInfo.CallOperand); OpInfo.ConstraintVT = RegVT; diff --git a/test/CodeGen/ARM/inline-diagnostics.ll b/test/CodeGen/ARM/inline-diagnostics.ll new file mode 100644 index 0000000000..245fa79f81 --- /dev/null +++ b/test/CodeGen/ARM/inline-diagnostics.ll @@ -0,0 +1,16 @@ +; RUN: not llc %s -verify-machineinstrs -mtriple=armv7-none-linux-gnu -mattr=+neon 2>&1 | FileCheck %s + +%struct.float4 = type { float, float, float, float } + +; CHECK: error: Don't know how to handle indirect register inputs yet for constraint 'w' +define float @inline_func(float %f1, float %f2) #0 { + %c1 = alloca %struct.float4, align 4 + %c2 = alloca %struct.float4, align 4 + %c3 = alloca %struct.float4, align 4 + call void asm sideeffect "vmul.f32 ${2:q}, ${0:q}, ${1:q}", "=*r,=*r,*w"(%struct.float4* %c1, %struct.float4* %c2, %struct.float4* %c3) #1, !srcloc !1 + %x = getelementptr inbounds %struct.float4* %c3, i32 0, i32 0 + %1 = load float* %x, align 4 + ret float %1 +} + +!1 = metadata !{i32 271, i32 305} |