[llvm-commits] [llvm] r56597 - /llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp

[Evan Cheng]

Oops. Copy and paste error. This should have said:
If target cannot find a register for the inline asm constraint, output  
an error message instead of asserting.

Evan
On Sep 24, 2008, at 5:14 PM, Evan Cheng wrote:

> Author: evancheng
> Date: Wed Sep 24 19:14:04 2008
> New Revision: 56597
>
> URL: http://llvm.org/viewvc/llvm-project?rev=56597&view=rev
> Log:
> <rdar://problem/6234798> Assertion failed: (! 
> OpInfo.AssignedRegs.Regs.empty() && "Couldn't allocate input reg!")
>
> Modified:
>    llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
>
> Modified: llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp?rev=56597&r1=56596&r2=56597&view=diff
>
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> ======================================================================
> --- llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp  
> (original)
> +++ llvm/trunk/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp Wed  
> Sep 24 19:14:04 2008
> @@ -4940,8 +4940,11 @@
>              "Don't know how to handle indirect register inputs  
> yet!");
>
>       // Copy the input into the appropriate registers.
> -      assert(!OpInfo.AssignedRegs.Regs.empty() &&
> -             "Couldn't allocate input reg!");
> +      if (OpInfo.AssignedRegs.Regs.empty()) {
> +        cerr << "Couldn't allocate output reg for constraint '"
> +             << OpInfo.ConstraintCode << "'!\n";
> +        exit(1);
> +      }
>
>       OpInfo.AssignedRegs.getCopyToRegs(InOperandVal, DAG, Chain,  
> &Flag);
>
>
>
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