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[ARM64] Add RUN lines for "–target arm64 –mattr=-fp-armv8" on AArch64 no-fp test.

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This patch is a supplement of implementing predicate of FP, enabling aarch64 backend
no-fp tests on arm64 target for verification. During this, one bug is exposed and
fixed by this patch.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@207215 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Qin
2014-04-25 09:44:20 +00:00
parent 78eedb15c9
commit 435b9bd9fb
10 changed files with 44 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/Target/ARM64/ARM64ISelLowering.cpp
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@@ -5812,12 +5812,12 @@ EVT ARM64TargetLowering::getOptimalMemOpType(uint64_t Size, unsigned DstAlign,
// addressing mode). Just do two i64 store of zero-registers.
bool Fast;
const Function *F = MF.getFunction();
if (!IsMemset && Size >= 16 &&
if (Subtarget->hasFPARMv8() && !IsMemset && Size >= 16 &&
!F->getAttributes().hasAttribute(AttributeSet::FunctionIndex,
Attribute::NoImplicitFloat) &&
(memOpAlign(SrcAlign, DstAlign, 16) ||
(allowsUnalignedMemoryAccesses(MVT::v2i64, 0, &Fast) && Fast)))
return MVT::v2i64;
(allowsUnalignedMemoryAccesses(MVT::f128, 0, &Fast) && Fast)))
return MVT::f128;
return Size >= 8 ? MVT::i64 : MVT::i32;
}