53 lines
2.8 KiB
LLVM
53 lines
2.8 KiB
LLVM
; RUN: opt -S -mcpu=swift -mtriple=thumbv7-apple-ios -basicaa -slp-vectorizer < %s | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
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%class.Complex = type { double, double }
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; Code like this is the result of SROA. Make sure we don't vectorize this
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; because the scalar version of the shl/or are handled by the
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; backend and disappear, the vectorized code stays.
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; CHECK-LABEL: SROAed
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; CHECK-NOT: shl nuw <2 x i64>
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; CHECK-NOT: or <2 x i64>
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define void @SROAed(%class.Complex* noalias nocapture sret %agg.result, [4 x i32] %a.coerce, [4 x i32] %b.coerce) {
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entry:
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%a.coerce.fca.0.extract = extractvalue [4 x i32] %a.coerce, 0
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%a.sroa.0.0.insert.ext = zext i32 %a.coerce.fca.0.extract to i64
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%a.coerce.fca.1.extract = extractvalue [4 x i32] %a.coerce, 1
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%a.sroa.0.4.insert.ext = zext i32 %a.coerce.fca.1.extract to i64
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%a.sroa.0.4.insert.shift = shl nuw i64 %a.sroa.0.4.insert.ext, 32
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%a.sroa.0.4.insert.insert = or i64 %a.sroa.0.4.insert.shift, %a.sroa.0.0.insert.ext
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%0 = bitcast i64 %a.sroa.0.4.insert.insert to double
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%a.coerce.fca.2.extract = extractvalue [4 x i32] %a.coerce, 2
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%a.sroa.3.8.insert.ext = zext i32 %a.coerce.fca.2.extract to i64
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%a.coerce.fca.3.extract = extractvalue [4 x i32] %a.coerce, 3
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%a.sroa.3.12.insert.ext = zext i32 %a.coerce.fca.3.extract to i64
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%a.sroa.3.12.insert.shift = shl nuw i64 %a.sroa.3.12.insert.ext, 32
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%a.sroa.3.12.insert.insert = or i64 %a.sroa.3.12.insert.shift, %a.sroa.3.8.insert.ext
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%1 = bitcast i64 %a.sroa.3.12.insert.insert to double
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%b.coerce.fca.0.extract = extractvalue [4 x i32] %b.coerce, 0
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%b.sroa.0.0.insert.ext = zext i32 %b.coerce.fca.0.extract to i64
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%b.coerce.fca.1.extract = extractvalue [4 x i32] %b.coerce, 1
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%b.sroa.0.4.insert.ext = zext i32 %b.coerce.fca.1.extract to i64
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%b.sroa.0.4.insert.shift = shl nuw i64 %b.sroa.0.4.insert.ext, 32
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%b.sroa.0.4.insert.insert = or i64 %b.sroa.0.4.insert.shift, %b.sroa.0.0.insert.ext
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%2 = bitcast i64 %b.sroa.0.4.insert.insert to double
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%b.coerce.fca.2.extract = extractvalue [4 x i32] %b.coerce, 2
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%b.sroa.3.8.insert.ext = zext i32 %b.coerce.fca.2.extract to i64
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%b.coerce.fca.3.extract = extractvalue [4 x i32] %b.coerce, 3
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%b.sroa.3.12.insert.ext = zext i32 %b.coerce.fca.3.extract to i64
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%b.sroa.3.12.insert.shift = shl nuw i64 %b.sroa.3.12.insert.ext, 32
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%b.sroa.3.12.insert.insert = or i64 %b.sroa.3.12.insert.shift, %b.sroa.3.8.insert.ext
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%3 = bitcast i64 %b.sroa.3.12.insert.insert to double
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%add = fadd double %0, %2
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%add3 = fadd double %1, %3
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%re.i.i = getelementptr inbounds %class.Complex, %class.Complex* %agg.result, i32 0, i32 0
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store double %add, double* %re.i.i, align 4
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%im.i.i = getelementptr inbounds %class.Complex, %class.Complex* %agg.result, i32 0, i32 1
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store double %add3, double* %im.i.i, align 4
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ret void
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}
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