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38 lines
1.6 KiB
LLVM
38 lines
1.6 KiB
LLVM
; RUN: llc < %s -mtriple=i386-apple-darwin -mattr=+sse2 | not grep {.space}
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; rdar://6668548
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declare double @llvm.sqrt.f64(double) nounwind readonly
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declare double @fabs(double)
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declare double @llvm.pow.f64(double, double) nounwind readonly
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define void @SolveCubic_bb1(i32* %solutions, double* %x, x86_fp80 %.reload, x86_fp80 %.reload5, x86_fp80 %.reload6, double %.reload8) nounwind {
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newFuncRoot:
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br label %bb1
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bb1.ret.exitStub: ; preds = %bb1
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ret void
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bb1: ; preds = %newFuncRoot
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store i32 1, i32* %solutions, align 4
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%0 = tail call double @llvm.sqrt.f64(double %.reload8) ; <double> [#uses=1]
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%1 = fptrunc x86_fp80 %.reload6 to double ; <double> [#uses=1]
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%2 = tail call double @fabs(double %1) nounwind readnone ; <double> [#uses=1]
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%3 = fadd double %0, %2 ; <double> [#uses=1]
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%4 = tail call double @llvm.pow.f64(double %3, double 0x3FD5555555555555) ; <double> [#uses=1]
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%5 = fpext double %4 to x86_fp80 ; <x86_fp80> [#uses=2]
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%6 = fdiv x86_fp80 %.reload5, %5 ; <x86_fp80> [#uses=1]
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%7 = fadd x86_fp80 %5, %6 ; <x86_fp80> [#uses=1]
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%8 = fptrunc x86_fp80 %7 to double ; <double> [#uses=1]
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%9 = fcmp olt x86_fp80 %.reload6, 0xK00000000000000000000 ; <i1> [#uses=1]
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%iftmp.6.0 = select i1 %9, double 1.000000e+00, double -1.000000e+00 ; <double> [#uses=1]
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%10 = fmul double %8, %iftmp.6.0 ; <double> [#uses=1]
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%11 = fpext double %10 to x86_fp80 ; <x86_fp80> [#uses=1]
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%12 = fdiv x86_fp80 %.reload, 0xKC000C000000000000000 ; <x86_fp80> [#uses=1]
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%13 = fadd x86_fp80 %11, %12 ; <x86_fp80> [#uses=1]
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%14 = fptrunc x86_fp80 %13 to double ; <double> [#uses=1]
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store double %14, double* %x, align 1
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br label %bb1.ret.exitStub
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}
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