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45 lines
1.5 KiB
LLVM
45 lines
1.5 KiB
LLVM
; RUN: llc < %s -march=x86 -mattr=+sse2 -stats |& not grep {Number of register spills}
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define fastcc void @fourn(double* %data, i32 %isign) nounwind {
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entry:
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br label %bb
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bb: ; preds = %bb, %entry
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%indvar93 = phi i32 [ 0, %entry ], [ %idim.030, %bb ] ; <i32> [#uses=2]
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%idim.030 = add i32 %indvar93, 1 ; <i32> [#uses=1]
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%0 = add i32 %indvar93, 2 ; <i32> [#uses=1]
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%1 = icmp sgt i32 %0, 2 ; <i1> [#uses=1]
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br i1 %1, label %bb30.loopexit, label %bb
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bb3: ; preds = %bb30.loopexit, %bb25, %bb3
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%2 = load i32* null, align 4 ; <i32> [#uses=1]
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%3 = mul i32 %2, 0 ; <i32> [#uses=1]
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%4 = icmp slt i32 0, %3 ; <i1> [#uses=1]
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br i1 %4, label %bb18, label %bb3
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bb18: ; preds = %bb3
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%5 = fdiv double %11, 0.000000e+00 ; <double> [#uses=1]
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%6 = tail call double @sin(double %5) nounwind readonly ; <double> [#uses=1]
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br label %bb24.preheader
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bb22.preheader: ; preds = %bb24.preheader, %bb22.preheader
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br label %bb22.preheader
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bb25: ; preds = %bb24.preheader
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%7 = fmul double 0.000000e+00, %6 ; <double> [#uses=0]
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%8 = add i32 %i3.122100, 0 ; <i32> [#uses=1]
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%9 = icmp sgt i32 %8, 0 ; <i1> [#uses=1]
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br i1 %9, label %bb3, label %bb24.preheader
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bb24.preheader: ; preds = %bb25, %bb18
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%i3.122100 = or i32 0, 1 ; <i32> [#uses=2]
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%10 = icmp slt i32 0, %i3.122100 ; <i1> [#uses=1]
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br i1 %10, label %bb25, label %bb22.preheader
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bb30.loopexit: ; preds = %bb
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%11 = fmul double 0.000000e+00, 0x401921FB54442D1C ; <double> [#uses=1]
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br label %bb3
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}
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declare double @sin(double) nounwind readonly
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