diff options
Diffstat (limited to 'test/CodeGen/AArch64/arm64-zero-cycle-zeroing.ll')
| -rw-r--r-- | test/CodeGen/AArch64/arm64-zero-cycle-zeroing.ll | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/arm64-zero-cycle-zeroing.ll b/test/CodeGen/AArch64/arm64-zero-cycle-zeroing.ll new file mode 100644 index 0000000..349bb6f --- /dev/null +++ b/test/CodeGen/AArch64/arm64-zero-cycle-zeroing.ll @@ -0,0 +1,49 @@ +; RUN: llc -mtriple=arm64-apple-ios -mcpu=cyclone < %s | FileCheck %s +; rdar://11481771 +; rdar://13713797 + +define void @t1() nounwind ssp { +entry: +; CHECK-LABEL: t1: +; CHECK-NOT: fmov +; CHECK: movi.2d v0, #0000000000000000 +; CHECK: movi.2d v1, #0000000000000000 +; CHECK: movi.2d v2, #0000000000000000 +; CHECK: movi.2d v3, #0000000000000000 + tail call void @bar(double 0.000000e+00, double 0.000000e+00, double 0.000000e+00, double 0.000000e+00) nounwind + ret void +} + +define void @t2() nounwind ssp { +entry: +; CHECK-LABEL: t2: +; CHECK-NOT: mov w0, wzr +; CHECK: movz w0, #0 +; CHECK: movz w1, #0 + tail call void @bari(i32 0, i32 0) nounwind + ret void +} + +define void @t3() nounwind ssp { +entry: +; CHECK-LABEL: t3: +; CHECK-NOT: mov x0, xzr +; CHECK: movz x0, #0 +; CHECK: movz x1, #0 + tail call void @barl(i64 0, i64 0) nounwind + ret void +} + +define void @t4() nounwind ssp { +; CHECK-LABEL: t4: +; CHECK-NOT: fmov +; CHECK: movi.2d v0, #0000000000000000 +; CHECK: movi.2d v1, #0000000000000000 + tail call void @barf(float 0.000000e+00, float 0.000000e+00) nounwind + ret void +} + +declare void @bar(double, double, double, double) +declare void @bari(i32, i32) +declare void @barl(i64, i64) +declare void @barf(float, float) |