1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; Test outgoing promoted arguments that are split (and passed by reference).
3;
4; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
5
6; The i96 arg is promoted to i128 and should get the full stack space.
7declare void @fn1(i96)
8define i32 @fn2() {
9; CHECK-LABEL: fn2:
10; CHECK:       # %bb.0:
11; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
12; CHECK-NEXT:    .cfi_offset %r14, -48
13; CHECK-NEXT:    .cfi_offset %r15, -40
14; CHECK-NEXT:    aghi %r15, -184
15; CHECK-NEXT:    .cfi_def_cfa_offset 344
16; CHECK-NEXT:    mvhi 180(%r15), -1
17; CHECK-NEXT:    mvghi 168(%r15), 0
18; CHECK-NEXT:    la %r2, 160(%r15)
19; CHECK-NEXT:    mvghi 160(%r15), 0
20; CHECK-NEXT:    brasl %r14, fn1@PLT
21; CHECK-NEXT:    l %r2, 180(%r15)
22; CHECK-NEXT:    lmg %r14, %r15, 296(%r15)
23; CHECK-NEXT:    br %r14
24  %1 = alloca i32
25  store i32 -1, i32* %1
26  call void @fn1(i96 0)
27  %2 = load i32, i32* %1
28  ret i32 %2
29}
30
31declare void @fn3(i136)
32define i32 @fn4() {
33; CHECK-LABEL: fn4:
34; CHECK:       # %bb.0:
35; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
36; CHECK-NEXT:    .cfi_offset %r14, -48
37; CHECK-NEXT:    .cfi_offset %r15, -40
38; CHECK-NEXT:    aghi %r15, -192
39; CHECK-NEXT:    .cfi_def_cfa_offset 352
40; CHECK-NEXT:    mvhi 188(%r15), -1
41; CHECK-NEXT:    mvghi 176(%r15), 0
42; CHECK-NEXT:    mvghi 168(%r15), 0
43; CHECK-NEXT:    la %r2, 160(%r15)
44; CHECK-NEXT:    mvghi 160(%r15), 0
45; CHECK-NEXT:    brasl %r14, fn3@PLT
46; CHECK-NEXT:    l %r2, 188(%r15)
47; CHECK-NEXT:    lmg %r14, %r15, 304(%r15)
48; CHECK-NEXT:    br %r14
49  %1 = alloca i32
50  store i32 -1, i32* %1
51  call void @fn3(i136 0)
52  %2 = load i32, i32* %1
53  ret i32 %2
54}
55