2010-10-18 18:04:47 +00:00
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; RUN: opt < %s -basicaa -memcpyopt -S | not grep {call.*memcpy.}
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2009-11-03 15:29:06 +00:00
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target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
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2008-03-13 22:07:10 +00:00
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%a = type { i32 }
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%b = type { float }
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declare void @llvm.memcpy.i32(i8*, i8*, i32, i32) nounwind
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declare void @g(%a*)
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define float @f() {
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entry:
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%a_var = alloca %a
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%b_var = alloca %b
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call void @g(%a *%a_var)
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%a_i8 = bitcast %a* %a_var to i8*
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%b_i8 = bitcast %b* %b_var to i8*
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call void @llvm.memcpy.i32(i8* %b_i8, i8* %a_i8, i32 4, i32 4)
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%tmp1 = getelementptr %b* %b_var, i32 0, i32 0
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%tmp2 = load float* %tmp1
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ret float %tmp2
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}
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