1 # RUN: not llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s 2>&1 | FileCheck %s
7 define i32 @test(i32 %a, i32 %b, i32 %c, i32 %d) {
9 %add = add nsw i32 %b, %a
10 %add1 = add nsw i32 %add, %c
11 %add2 = add nsw i32 %add1, %d
12 tail call void @foo(i32 %add2)
13 %add6 = add nsw i32 %add2, %add2
20 tracksRegLiveness: true
26 - { id: 0, type: spill-slot, offset: -16, size: 8, alignment: 16 }
29 PUSH64r killed %rbx, implicit-def %rsp, implicit %rsp
30 CFI_INSTRUCTION .cfi_def_cfa_offset 16
31 ; CHECK: [[@LINE+1]]:33: expected a cfi register
32 CFI_INSTRUCTION .cfi_offset %0, -16
33 %ebx = COPY %edi, implicit-def %rbx
34 %ebx = ADD32rr %ebx, killed %esi, implicit-def dead %eflags
35 %ebx = ADD32rr %ebx, killed %edx, implicit-def dead %eflags
36 %ebx = ADD32rr %ebx, killed %ecx, implicit-def dead %eflags
38 CALL64pcrel32 @foo, csr_64, implicit %rsp, implicit %edi, implicit-def %rsp
39 %eax = LEA64_32r killed %rbx, 1, %rbx, 0, _
40 %rbx = POP64r implicit-def %rsp, implicit %rsp