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Fix the result type of SELECT nodes lowered from Select instructions with

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aggregate return values. This fixes PR5754.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91145 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-12-11 19:50:50 +00:00
parent 817a46454a
commit a4f9cc4e55
2 changed files with 16 additions and 1 deletions
lib/CodeGen/SelectionDAG
SelectionDAGBuilder.cpp
test/CodeGen/X86
select-aggregate.ll

2
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp

@ -2108,7 +2108,7 @@ void SelectionDAGBuilder::visitSelect(User &I) {
for (unsigned i = 0; i != NumValues; ++i)
Values[i] = DAG.getNode(ISD::SELECT, getCurDebugLoc(),
TrueVal.getValueType(), Cond,
TrueVal.getNode()->getValueType(i), Cond,
SDValue(TrueVal.getNode(), TrueVal.getResNo() + i),
SDValue(FalseVal.getNode(), FalseVal.getResNo() + i));

15
test/CodeGen/X86/select-aggregate.ll Normal file

@ -0,0 +1,15 @@
; RUN: llc < %s -march=x86-64 | FileCheck %s
; PR5754
; CHECK: cmovne %rdi, %rsi
; CHECK: movl (%rsi), %eax
%0 = type { i64, i32 }
define i32 @foo(%0* %p, %0* %q, i1 %r) nounwind {
%t0 = load %0* %p
%t1 = load %0* %q
%t4 = select i1 %r, %0 %t0, %0 %t1
%t5 = extractvalue %0 %t4, 1
ret i32 %t5
}