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Enable using vdup for vector constants which are splat of

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integers by default, and remove the controlling flag, now
that LICM will hoist such vdup's.  8003375.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116852 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen
2010-10-19 20:00:17 +00:00
parent 879b65b396
commit 575cd148ce
3 changed files with 21 additions and 73 deletions
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8
test/CodeGen/Thumb2/machine-licm.ll
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@@ -55,8 +55,8 @@ return: ; preds = %bb, %entry
define void @t2(i8* %ptr1, i8* %ptr2) nounwind {
entry:
; CHECK: t2:
; CHECK: adr r{{.}}, #LCPI1_0
; CHECK: vldmia r3, {d16, d17}
; CHECK: mov.w r3, #1065353216
; CHECK: vdup.32 q{{.*}}, r3
br i1 undef, label %bb1, label %bb2
bb1:
@@ -76,8 +76,8 @@ bb2:
ret void
}
; CHECK: LCPI1_0:
; CHECK: .section
; CHECK-NOT: LCPI1_0:
; CHECK: .subsections_via_symbols
declare <4 x float> @llvm.arm.neon.vld1.v4f32(i8*, i32) nounwind readonly