2014-03-18 22:07:45 +00:00
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Pull in r201718 from upstream llvm trunk (by Roman Divacky):
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Expand 64bit {SHL,SHR,SRA}_PARTS on sparcv9.
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2014-05-24 22:27:31 +00:00
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Introduced here: http://svnweb.freebsd.org/changeset/base/262265
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2014-03-18 22:07:45 +00:00
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Index: test/CodeGen/SPARC/parts.ll
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===================================================================
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--- test/CodeGen/SPARC/parts.ll
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+++ test/CodeGen/SPARC/parts.ll
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@@ -0,0 +1,14 @@
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+; RUN: llc < %s -march=sparcv9 | FileCheck %s
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+
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+; CHECK-LABEL: test
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+; CHECK: srl %i1, 0, %o2
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+; CHECK-NEXT: or %g0, %i2, %o0
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+; CHECK-NEXT: call __ashlti3
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+; CHECK-NEXT: or %g0, %i3, %o1
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+; CHECK-NEXT: or %g0, %o0, %i0
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+
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+define i128 @test(i128 %a, i128 %b) {
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+entry:
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+ %tmp = shl i128 %b, %a
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+ ret i128 %tmp
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+}
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Index: lib/Target/Sparc/SparcISelLowering.cpp
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===================================================================
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--- lib/Target/Sparc/SparcISelLowering.cpp
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+++ lib/Target/Sparc/SparcISelLowering.cpp
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@@ -1554,6 +1554,10 @@ SparcTargetLowering::SparcTargetLowering(TargetMac
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setOperationAction(ISD::UMULO, MVT::i64, Custom);
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setOperationAction(ISD::SMULO, MVT::i64, Custom);
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+
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+ setOperationAction(ISD::SHL_PARTS, MVT::i64, Expand);
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+ setOperationAction(ISD::SRA_PARTS, MVT::i64, Expand);
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+ setOperationAction(ISD::SRL_PARTS, MVT::i64, Expand);
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}
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// VASTART needs to be custom lowered to use the VarArgsFrameIndex.
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