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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
25 lines
1.3 KiB
LLVM
25 lines
1.3 KiB
LLVM
; RUN: opt %s -instcombine -S | grep {ret double .sy}
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define internal double @ScaleObjectAdd(double %sx, double %sy, double %sz) nounwind {
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entry:
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%sx34 = bitcast double %sx to i64 ; <i64> [#uses=1]
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%sx3435 = zext i64 %sx34 to i960 ; <i960> [#uses=1]
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%sy22 = bitcast double %sy to i64 ; <i64> [#uses=1]
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%sy2223 = zext i64 %sy22 to i960 ; <i960> [#uses=1]
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%sy222324 = shl i960 %sy2223, 320 ; <i960> [#uses=1]
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%sy222324.ins = or i960 %sx3435, %sy222324 ; <i960> [#uses=1]
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%sz10 = bitcast double %sz to i64 ; <i64> [#uses=1]
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%sz1011 = zext i64 %sz10 to i960 ; <i960> [#uses=1]
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%sz101112 = shl i960 %sz1011, 640 ; <i960> [#uses=1]
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%sz101112.ins = or i960 %sy222324.ins, %sz101112
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%a = trunc i960 %sz101112.ins to i64 ; <i64> [#uses=1]
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%b = bitcast i64 %a to double ; <double> [#uses=1]
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%c = lshr i960 %sz101112.ins, 320 ; <i960> [#uses=1]
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%d = trunc i960 %c to i64 ; <i64> [#uses=1]
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%e = bitcast i64 %d to double ; <double> [#uses=1]
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%f = fadd double %b, %e
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ret double %e
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}
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