xref: /llvm-project/llvm/test/CodeGen/X86/pr49467.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -O0 -fast-isel -verify-machineinstrs -mtriple=x86_64 < %s | FileCheck %s
3
4declare { ptr, i64 } @get()
5
6declare void @use(ptr, i64)
7
8define void @test(ptr %p) nounwind {
9; CHECK-LABEL: test:
10; CHECK:       # %bb.0:
11; CHECK-NEXT:    pushq %rax
12; CHECK-NEXT:    movq %rdi, (%rsp) # 8-byte Spill
13; CHECK-NEXT:    callq get@PLT
14; CHECK-NEXT:    movq (%rsp), %rdi # 8-byte Reload
15; CHECK-NEXT:    movq %rdx, %rsi
16; CHECK-NEXT:    movq %rsi, (%rdi)
17; CHECK-NEXT:    # implicit-def: $rdi
18; CHECK-NEXT:    callq use@PLT
19; CHECK-NEXT:    popq %rax
20; CHECK-NEXT:    retq
21  %struct = call { ptr, i64 } @get()
22  %struct.1 = extractvalue { ptr, i64 } %struct, 1
23  store i64 %struct.1, ptr %p, align 8
24  %struct.2 = extractvalue { ptr, i64 } %struct, 1
25  call void @use(ptr undef, i64 %struct.2)
26  ret void
27}
28