Dan Gohman | 36a0947 | 2009-09-08 23:54:48 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=i386-apple-darwin -mattr=+sse2 | not grep {.space} |
Evan Cheng | 1606e8e | 2009-03-13 07:51:59 +0000 | [diff] [blame] | 2 | ; rdar://6668548 |
| 3 | |
| 4 | declare double @llvm.sqrt.f64(double) nounwind readonly |
| 5 | |
| 6 | declare double @fabs(double) |
| 7 | |
| 8 | declare double @llvm.pow.f64(double, double) nounwind readonly |
| 9 | |
| 10 | define void @SolveCubic_bb1(i32* %solutions, double* %x, x86_fp80 %.reload, x86_fp80 %.reload5, x86_fp80 %.reload6, double %.reload8) nounwind { |
| 11 | newFuncRoot: |
| 12 | br label %bb1 |
| 13 | |
| 14 | bb1.ret.exitStub: ; preds = %bb1 |
| 15 | ret void |
| 16 | |
| 17 | bb1: ; preds = %newFuncRoot |
| 18 | store i32 1, i32* %solutions, align 4 |
| 19 | %0 = tail call double @llvm.sqrt.f64(double %.reload8) ; <double> [#uses=1] |
| 20 | %1 = fptrunc x86_fp80 %.reload6 to double ; <double> [#uses=1] |
| 21 | %2 = tail call double @fabs(double %1) nounwind readnone ; <double> [#uses=1] |
Dan Gohman | ae3a0be | 2009-06-04 22:49:04 +0000 | [diff] [blame] | 22 | %3 = fadd double %0, %2 ; <double> [#uses=1] |
Evan Cheng | 1606e8e | 2009-03-13 07:51:59 +0000 | [diff] [blame] | 23 | %4 = tail call double @llvm.pow.f64(double %3, double 0x3FD5555555555555) ; <double> [#uses=1] |
| 24 | %5 = fpext double %4 to x86_fp80 ; <x86_fp80> [#uses=2] |
| 25 | %6 = fdiv x86_fp80 %.reload5, %5 ; <x86_fp80> [#uses=1] |
Dan Gohman | ae3a0be | 2009-06-04 22:49:04 +0000 | [diff] [blame] | 26 | %7 = fadd x86_fp80 %5, %6 ; <x86_fp80> [#uses=1] |
Evan Cheng | 1606e8e | 2009-03-13 07:51:59 +0000 | [diff] [blame] | 27 | %8 = fptrunc x86_fp80 %7 to double ; <double> [#uses=1] |
| 28 | %9 = fcmp olt x86_fp80 %.reload6, 0xK00000000000000000000 ; <i1> [#uses=1] |
| 29 | %iftmp.6.0 = select i1 %9, double 1.000000e+00, double -1.000000e+00 ; <double> [#uses=1] |
Dan Gohman | ae3a0be | 2009-06-04 22:49:04 +0000 | [diff] [blame] | 30 | %10 = fmul double %8, %iftmp.6.0 ; <double> [#uses=1] |
Evan Cheng | 1606e8e | 2009-03-13 07:51:59 +0000 | [diff] [blame] | 31 | %11 = fpext double %10 to x86_fp80 ; <x86_fp80> [#uses=1] |
| 32 | %12 = fdiv x86_fp80 %.reload, 0xKC000C000000000000000 ; <x86_fp80> [#uses=1] |
Dan Gohman | ae3a0be | 2009-06-04 22:49:04 +0000 | [diff] [blame] | 33 | %13 = fadd x86_fp80 %11, %12 ; <x86_fp80> [#uses=1] |
Evan Cheng | 1606e8e | 2009-03-13 07:51:59 +0000 | [diff] [blame] | 34 | %14 = fptrunc x86_fp80 %13 to double ; <double> [#uses=1] |
| 35 | store double %14, double* %x, align 1 |
| 36 | br label %bb1.ret.exitStub |
| 37 | } |