diff options
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/atomic_mi.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/atomic_mi.ll b/llvm/test/CodeGen/X86/atomic_mi.ll index 356d9dcff6f..e9f1b59ac58 100644 --- a/llvm/test/CodeGen/X86/atomic_mi.ll +++ b/llvm/test/CodeGen/X86/atomic_mi.ll @@ -979,3 +979,20 @@ define void @fadd_64stack() { store atomic i64 %bc1, i64* %ptr release, align 8 ret void } + +define void @fadd_array(i64* %arg, double %arg1, i64 %arg2) { +; X64-LABEL: fadd_array: +; X64-NOT: lock +; X64: addsd ([[ADDR:%r..,%r..,8]]), %[[XMM:xmm[0-9]+]] +; X64-NEXT: movsd %[[XMM]], ([[ADDR]]) +; X32-LABEL: fadd_array: +; Don't check x86-32 (see comment above). +bb: + %tmp4 = getelementptr inbounds i64, i64* %arg, i64 %arg2 + %tmp6 = load atomic i64, i64* %tmp4 monotonic, align 8 + %tmp7 = bitcast i64 %tmp6 to double + %tmp8 = fadd double %tmp7, %arg1 + %tmp9 = bitcast double %tmp8 to i64 + store atomic i64 %tmp9, i64* %tmp4 monotonic, align 8 + ret void +} |
