diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/PowerPC/vsx-self-copy.ll | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/vsx-self-copy.ll b/test/CodeGen/PowerPC/vsx-self-copy.ll new file mode 100644 index 0000000000..23615ca10c --- /dev/null +++ b/test/CodeGen/PowerPC/vsx-self-copy.ll @@ -0,0 +1,27 @@ +; RUN: llc -mcpu=pwr7 -mattr=+vsx < %s | FileCheck %s +target datalayout = "E-m:e-i64:64-n32:64" +target triple = "powerpc64-unknown-linux-gnu" + +define double @takFP(double %x, double %y, double %z) #0 { +entry: + br i1 undef, label %if.then, label %return + +if.then: ; preds = %if.then, %entry + %x.tr16 = phi double [ %call, %if.then ], [ %x, %entry ] + %call = tail call double @takFP(double undef, double undef, double undef) + %call4 = tail call double @takFP(double undef, double %x.tr16, double undef) + %cmp = fcmp olt double undef, %call + br i1 %cmp, label %if.then, label %return + +return: ; preds = %if.then, %entry + %z.tr.lcssa = phi double [ %z, %entry ], [ %call4, %if.then ] + ret double %z.tr.lcssa + +; CHECK: @takFP +; CHECK-NOT: xxlor 0, 0, 0 +; CHECK: blr +} + +attributes #0 = { nounwind readnone } +attributes #1 = { nounwind } + |