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[NVPTX] 64-bit ADDC/ADDE are not legal

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185333 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Justin Holewinski 2013-07-01 12:59:04 +00:00
parent be08c60533
commit fc32eb472a
2 changed files with 22 additions and 0 deletions
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3
lib/Target/NVPTX/NVPTXISelLowering.cpp
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@ -204,6 +204,9 @@ NVPTXTargetLowering::NVPTXTargetLowering(NVPTXTargetMachine &TM)
// TRAP can be lowered to PTX trap
setOperationAction(ISD::TRAP, MVT::Other, Legal);
setOperationAction(ISD::ADDC, MVT::i64, Expand);
setOperationAction(ISD::ADDE, MVT::i64, Expand);
// Register custom handling for vector loads/stores
for (int i = MVT::FIRST_VECTOR_VALUETYPE; i <= MVT::LAST_VECTOR_VALUETYPE;
++i) {

19
test/CodeGen/NVPTX/add-128bit.ll Normal file
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@ -0,0 +1,19 @@
; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
define void @foo(i64 %a, i64 %add, i128* %retptr) {
; CHECK: add.s64
; CHECK: setp.lt.u64
; CHECK: setp.lt.u64
; CHECK: selp.b64
; CHECK: selp.b64
; CHECK: add.s64
%t1 = sext i64 %a to i128
%add2 = zext i64 %add to i128
%val = add i128 %t1, %add2
store i128 %val, i128* %retptr
ret void
}