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25 lines
812 B
LLVM
25 lines
812 B
LLVM
; RUN: llc < %s -march=x86 -mattr=+sse2 -pre-alloc-split -regalloc=linearscan -stats |& \
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; RUN: grep {pre-alloc-split} | grep {Number of intervals split} | grep 1
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; XFAIL: *
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define void @test(double* %P, i32 %cond) nounwind {
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entry:
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%0 = load double* %P, align 8 ; <double> [#uses=1]
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%1 = fadd double %0, 4.000000e+00 ; <double> [#uses=2]
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%2 = icmp eq i32 %cond, 0 ; <i1> [#uses=1]
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br i1 %2, label %bb1, label %bb
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bb: ; preds = %entry
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%3 = fadd double %1, 4.000000e+00 ; <double> [#uses=1]
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br label %bb1
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bb1: ; preds = %bb, %entry
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%A.0 = phi double [ %3, %bb ], [ %1, %entry ] ; <double> [#uses=1]
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%4 = fmul double %A.0, 4.000000e+00 ; <double> [#uses=1]
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%5 = tail call i32 (...)* @bar() nounwind ; <i32> [#uses=0]
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store double %4, double* %P, align 8
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ret void
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}
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declare i32 @bar(...)
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