| ; RUN: llc -o - %s | FileCheck %s |
| ; Check that selection dag legalization of fcopysign works in cases with |
| ; different modes for the arguments. |
| target triple = "aarch64--" |
| |
| declare fp128 @llvm.copysign.f128(fp128, fp128) |
| |
| @val = global double zeroinitializer, align 8 |
| |
| ; CHECK-LABEL: copysign0 |
| ; CHECK: ldr [[REG:x[0-9]+]], [x8, :lo12:val] |
| ; CHECK: and [[ANDREG:x[0-9]+]], [[REG]], #0x8000000000000000 |
| ; CHECK: lsr x[[LSRREGNUM:[0-9]+]], [[ANDREG]], #56 |
| ; CHECK: bfxil w[[LSRREGNUM]], w{{[0-9]+}}, #0, #7 |
| ; CHECK: strb w[[LSRREGNUM]], |
| ; CHECK: ldr q{{[0-9]+}}, |
| define fp128 @copysign0() { |
| entry: |
| %v = load double, double* @val, align 8 |
| %conv = fpext double %v to fp128 |
| %call = tail call fp128 @llvm.copysign.f128(fp128 0xL00000000000000007FFF000000000000, fp128 %conv) #2 |
| ret fp128 %call |
| } |
