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Diffstat (limited to 'test/CodeGen/PowerPC/ppc32-cyclecounter.ll')
| -rw-r--r-- | test/CodeGen/PowerPC/ppc32-cyclecounter.ll | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/ppc32-cyclecounter.ll b/test/CodeGen/PowerPC/ppc32-cyclecounter.ll new file mode 100644 index 0000000..9e2cd0b --- /dev/null +++ b/test/CodeGen/PowerPC/ppc32-cyclecounter.ll @@ -0,0 +1,20 @@ +target datalayout = "E-m:e-p:32:32-i64:64-n32" +target triple = "powerpc" +; RUN: llc -mcpu=ppc < %s | FileCheck %s +; RUN: llc -mcpu=pwr7 < %s | FileCheck %s + +define i64 @test1() nounwind { +entry: + %r = call i64 @llvm.readcyclecounter() + ret i64 %r +} + +; CHECK: @test1 +; CHECK: mfspr 3, 269 +; CHECK: mfspr 4, 268 +; CHECK: mfspr [[REG:[0-9]+]], 269 +; CHECK: cmpw [[CR:[0-9]+]], 3, [[REG]] +; CHECK: bne [[CR]], .LBB + +declare i64 @llvm.readcyclecounter() + |