[llvm] r208740 - R600/SI: Try to fix BFE operands when moving to VALU

[Matt Arsenault]

Author: arsenm
Date: Tue May 13 18:45:50 2014
New Revision: 208740

URL: http://llvm.org/viewvc/llvm-project?rev=208740&view=rev
Log:
R600/SI: Try to fix BFE operands when moving to VALU

This was broken by r208479

Modified:
    llvm/trunk/lib/Target/R600/SIInstrInfo.cpp
    llvm/trunk/test/CodeGen/R600/llvm.AMDGPU.bfe.i32.ll

Modified: llvm/trunk/lib/Target/R600/SIInstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/R600/SIInstrInfo.cpp?rev=208740&r1=208739&r2=208740&view=diff
==============================================================================
--- llvm/trunk/lib/Target/R600/SIInstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/R600/SIInstrInfo.cpp Tue May 13 18:45:50 2014
@@ -1217,12 +1217,12 @@ void SIInstrInfo::moveToVALU(MachineInst
       Inst->RemoveOperand(2); // Remove old immediate.
       Inst->addOperand(Inst->getOperand(1));
       Inst->getOperand(1).ChangeToImmediate(0);
+      Inst->addOperand(MachineOperand::CreateImm(0));
       Inst->addOperand(MachineOperand::CreateImm(Offset));
       Inst->addOperand(MachineOperand::CreateImm(0));
       Inst->addOperand(MachineOperand::CreateImm(BitWidth));
       Inst->addOperand(MachineOperand::CreateImm(0));
       Inst->addOperand(MachineOperand::CreateImm(0));
-      Inst->addOperand(MachineOperand::CreateImm(0));
     }
 
     // Update the destination register class.

Modified: llvm/trunk/test/CodeGen/R600/llvm.AMDGPU.bfe.i32.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/R600/llvm.AMDGPU.bfe.i32.ll?rev=208740&r1=208739&r2=208740&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/R600/llvm.AMDGPU.bfe.i32.ll (original)
+++ llvm/trunk/test/CodeGen/R600/llvm.AMDGPU.bfe.i32.ll Tue May 13 18:45:50 2014
@@ -39,3 +39,12 @@ define void @bfe_i32_imm_arg_arg(i32 add
   store i32 %bfe_i32, i32 addrspace(1)* %out, align 4
   ret void
 }
+
+; FUNC-LABEL: @v_bfe_print_arg
+; SI: V_BFE_I32 v{{[0-9]+}}, v{{[0-9]+}}, 2, 8
+define void @v_bfe_print_arg(i32 addrspace(1)* %out, i32 addrspace(1)* %src0) nounwind {
+  %load = load i32 addrspace(1)* %src0, align 4
+  %bfe_i32 = call i32 @llvm.AMDGPU.bfe.i32(i32 %load, i32 2, i32 8) nounwind readnone
+  store i32 %bfe_i32, i32 addrspace(1)* %out, align 4
+  ret void
+}