xref: /llvm-project/llvm/test/CodeGen/SPARC/2013-05-17-CallFrame.ll (revision 728490257ecc09ada707a0390303bd3c61027a53)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=sparc < %s | FileCheck %s --check-prefix=V8
3; RUN: llc -mtriple=sparcv9 < %s | FileCheck %s --check-prefix=SPARC64
4
5; (this should ideally be doing "add 4+7; and -8", instead of
6;  "add 7; and -8; add 8"; see comments in LowerDYNAMIC_STACKALLOC)
7
8define void @variable_alloca_with_adj_call_stack(i32 %num) nounwind {
9; V8-LABEL: variable_alloca_with_adj_call_stack:
10; V8:       ! %bb.0: ! %entry
11; V8-NEXT:    save %sp, -96, %sp
12; V8-NEXT:    add %i0, 7, %i0
13; V8-NEXT:    and %i0, -8, %i0
14; V8-NEXT:    sub %sp, %i0, %i0
15; V8-NEXT:    add %i0, -8, %sp
16; V8-NEXT:    add %i0, 88, %o0
17; V8-NEXT:    add %sp, -16, %sp
18; V8-NEXT:    st %o0, [%sp+104]
19; V8-NEXT:    st %o0, [%sp+100]
20; V8-NEXT:    st %o0, [%sp+96]
21; V8-NEXT:    st %o0, [%sp+92]
22; V8-NEXT:    mov %o0, %o1
23; V8-NEXT:    mov %o0, %o2
24; V8-NEXT:    mov %o0, %o3
25; V8-NEXT:    mov %o0, %o4
26; V8-NEXT:    call foo
27; V8-NEXT:    mov %o0, %o5
28; V8-NEXT:    add %sp, 16, %sp
29; V8-NEXT:    ret
30; V8-NEXT:    restore
31;
32; SPARC64-LABEL: variable_alloca_with_adj_call_stack:
33; SPARC64:       ! %bb.0: ! %entry
34; SPARC64-NEXT:    save %sp, -128, %sp
35; SPARC64-NEXT:    srl %i0, 0, %i0
36; SPARC64-NEXT:    add %i0, 15, %i0
37; SPARC64-NEXT:    sethi 4194303, %i1
38; SPARC64-NEXT:    or %i1, 1008, %i1
39; SPARC64-NEXT:    sethi 0, %i2
40; SPARC64-NEXT:    or %i2, 1, %i2
41; SPARC64-NEXT:    sllx %i2, 32, %i2
42; SPARC64-NEXT:    or %i2, %i1, %i1
43; SPARC64-NEXT:    and %i0, %i1, %i0
44; SPARC64-NEXT:    sub %sp, %i0, %i0
45; SPARC64-NEXT:    add %i0, 2175, %o0
46; SPARC64-NEXT:    mov %i0, %sp
47; SPARC64-NEXT:    add %sp, -80, %sp
48; SPARC64-NEXT:    stx %o0, [%sp+2247]
49; SPARC64-NEXT:    stx %o0, [%sp+2239]
50; SPARC64-NEXT:    stx %o0, [%sp+2231]
51; SPARC64-NEXT:    stx %o0, [%sp+2223]
52; SPARC64-NEXT:    mov %o0, %o1
53; SPARC64-NEXT:    mov %o0, %o2
54; SPARC64-NEXT:    mov %o0, %o3
55; SPARC64-NEXT:    mov %o0, %o4
56; SPARC64-NEXT:    call foo
57; SPARC64-NEXT:    mov %o0, %o5
58; SPARC64-NEXT:    add %sp, 80, %sp
59; SPARC64-NEXT:    ret
60; SPARC64-NEXT:    restore
61entry:
62  %0 = alloca i8, i32 %num, align 8
63  call void @foo(ptr %0, ptr %0, ptr %0, ptr %0, ptr %0, ptr %0, ptr %0, ptr %0, ptr %0, ptr %0)
64  ret void
65}
66
67declare void @foo(ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr);
68