Home | History | Annotate | Download | only in ARM
      1 ; RUN: llc < %s -mtriple=arm-apple-ios -mcpu=cortex-a9 | FileCheck %s
      2 ; rdar://8402126
      3 ; Make sure if-converter is not predicating vldmia and ldmia. These are
      4 ; micro-coded and would have long issue latency even if predicated on
      5 ; false predicate.
      6 
      7 define void @t(double %a, double %b, double %c, double %d, i32* nocapture %solutions, double* nocapture %x) nounwind {
      8 entry:
      9 ; CHECK: t:
     10 ; CHECK: vpop {d8}
     11 ; CHECK-NOT: vpopne
     12 ; CHECK: pop {r7, pc}
     13 ; CHECK: vpop {d8}
     14 ; CHECK: pop {r7, pc}
     15   br i1 undef, label %if.else, label %if.then
     16 
     17 if.then:                                          ; preds = %entry
     18   %mul73 = fmul double undef, 0.000000e+00
     19   %sub76 = fsub double %mul73, undef
     20   store double %sub76, double* undef, align 4
     21   %call88 = tail call double @cos(double 0.000000e+00) nounwind
     22   %mul89 = fmul double undef, %call88
     23   %sub92 = fsub double %mul89, undef
     24   store double %sub92, double* undef, align 4
     25   ret void
     26 
     27 if.else:                                          ; preds = %entry
     28   %tmp101 = tail call double @llvm.pow.f64(double undef, double 0x3FD5555555555555)
     29   %add112 = fadd double %tmp101, undef
     30   %mul118 = fmul double %add112, undef
     31   store double 0.000000e+00, double* %x, align 4
     32   ret void
     33 }
     34 
     35 declare double @acos(double)
     36 
     37 declare double @sqrt(double) readnone
     38 
     39 declare double @cos(double) readnone
     40 
     41 declare double @fabs(double)
     42 
     43 declare double @llvm.pow.f64(double, double) nounwind readonly
     44