File: frame-18.ll

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (92 lines) | stat: -rw-r--r-- 3,075 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
; Test spilling of GPRs.  The tests here assume z10 register pressure,
; without the high words being available.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s

; We need to allocate a 4-byte spill slot, rounded to 8 bytes.  The frame
; size should be exactly 160 + 8 = 168.
define void @f1(ptr %ptr) {
; CHECK-LABEL: f1:
; CHECK: stmg %r6, %r15, 48(%r15)
; CHECK: aghi %r15, -168
; CHECK-NOT: 160(%r15)
; CHECK: st [[REGISTER:%r[0-9]+]], 164(%r15)
; CHECK-NOT: 160(%r15)
; CHECK: l [[REGISTER]], 164(%r15)
; CHECK-NOT: 160(%r15)
; CHECK: lmg %r6, %r15, 216(%r15)
; CHECK: br %r14
  %l0 = load volatile i32, ptr %ptr
  %l1 = load volatile i32, ptr %ptr
  %l3 = load volatile i32, ptr %ptr
  %l4 = load volatile i32, ptr %ptr
  %l5 = load volatile i32, ptr %ptr
  %l6 = load volatile i32, ptr %ptr
  %l7 = load volatile i32, ptr %ptr
  %l8 = load volatile i32, ptr %ptr
  %l9 = load volatile i32, ptr %ptr
  %l10 = load volatile i32, ptr %ptr
  %l11 = load volatile i32, ptr %ptr
  %l12 = load volatile i32, ptr %ptr
  %l13 = load volatile i32, ptr %ptr
  %l14 = load volatile i32, ptr %ptr
  %lx = load volatile i32, ptr %ptr
  store volatile i32 %lx, ptr %ptr
  store volatile i32 %l14, ptr %ptr
  store volatile i32 %l13, ptr %ptr
  store volatile i32 %l12, ptr %ptr
  store volatile i32 %l11, ptr %ptr
  store volatile i32 %l10, ptr %ptr
  store volatile i32 %l9, ptr %ptr
  store volatile i32 %l8, ptr %ptr
  store volatile i32 %l7, ptr %ptr
  store volatile i32 %l6, ptr %ptr
  store volatile i32 %l5, ptr %ptr
  store volatile i32 %l4, ptr %ptr
  store volatile i32 %l3, ptr %ptr
  store volatile i32 %l1, ptr %ptr
  store volatile i32 %l0, ptr %ptr
  ret void
}

; Same for i64, except that the full spill slot is used.
define void @f2(ptr %ptr) {
; CHECK-LABEL: f2:
; CHECK: stmg %r6, %r15, 48(%r15)
; CHECK: aghi %r15, -168
; CHECK: stg [[REGISTER:%r[0-9]+]], 160(%r15)
; CHECK: lg [[REGISTER]], 160(%r15)
; CHECK: lmg %r6, %r15, 216(%r15)
; CHECK: br %r14
  %l0 = load volatile i64, ptr %ptr
  %l1 = load volatile i64, ptr %ptr
  %l3 = load volatile i64, ptr %ptr
  %l4 = load volatile i64, ptr %ptr
  %l5 = load volatile i64, ptr %ptr
  %l6 = load volatile i64, ptr %ptr
  %l7 = load volatile i64, ptr %ptr
  %l8 = load volatile i64, ptr %ptr
  %l9 = load volatile i64, ptr %ptr
  %l10 = load volatile i64, ptr %ptr
  %l11 = load volatile i64, ptr %ptr
  %l12 = load volatile i64, ptr %ptr
  %l13 = load volatile i64, ptr %ptr
  %l14 = load volatile i64, ptr %ptr
  %lx = load volatile i64, ptr %ptr
  store volatile i64 %lx, ptr %ptr
  store volatile i64 %l14, ptr %ptr
  store volatile i64 %l13, ptr %ptr
  store volatile i64 %l12, ptr %ptr
  store volatile i64 %l11, ptr %ptr
  store volatile i64 %l10, ptr %ptr
  store volatile i64 %l9, ptr %ptr
  store volatile i64 %l8, ptr %ptr
  store volatile i64 %l7, ptr %ptr
  store volatile i64 %l6, ptr %ptr
  store volatile i64 %l5, ptr %ptr
  store volatile i64 %l4, ptr %ptr
  store volatile i64 %l3, ptr %ptr
  store volatile i64 %l1, ptr %ptr
  store volatile i64 %l0, ptr %ptr
  ret void
}