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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc < %s -mtriple=x86_64-- -verify-machineinstrs | FileCheck %s3 4; rdar://96929675 6define void @t1(ptr %p, i32 %b) nounwind {7; CHECK-LABEL: t1:8; CHECK: # %bb.0: # %entry9; CHECK-NEXT: movq %rdi, -{{[0-9]+}}(%rsp)10; CHECK-NEXT: movl $2147483648, %eax # imm = 0x8000000011; CHECK-NEXT: lock orq %rax, (%rdi)12; CHECK-NEXT: retq13entry:14 %p.addr = alloca ptr, align 815 store ptr %p, ptr %p.addr, align 816 %tmp = load ptr, ptr %p.addr, align 817 %0 = atomicrmw or ptr %tmp, i64 2147483648 seq_cst18 ret void19}20 21define void @t2(ptr %p, i32 %b) nounwind {22; CHECK-LABEL: t2:23; CHECK: # %bb.0: # %entry24; CHECK-NEXT: movq %rdi, -{{[0-9]+}}(%rsp)25; CHECK-NEXT: lock orq $2147483644, (%rdi) # imm = 0x7FFFFFFC26; CHECK-NEXT: retq27entry:28 %p.addr = alloca ptr, align 829 store ptr %p, ptr %p.addr, align 830 %tmp = load ptr, ptr %p.addr, align 831 %0 = atomicrmw or ptr %tmp, i64 2147483644 seq_cst32 ret void33}34