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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -march=hexagon -O2 < %s | FileCheck %s
; Check that we don't generate .falign directives after function calls at O2.
; We need more than one basic block for this test because MachineBlockPlacement
; will not run on single basic block functions.
declare i32 @f0()
; We don't want faligns after the calls to foo.
define i32 @f1(i32 %a0) #0 {
; CHECK-LABEL: f1:
; CHECK: // %bb.0: // %b0
; CHECK-NEXT: {
; CHECK-NEXT: if (!p0.new) r0 = add(r0,#5)
; CHECK-NEXT: p0 = cmp.eq(r0,#0)
; CHECK-NEXT: if (!p0.new) jumpr:nt r31
; CHECK-NEXT: }
; CHECK-NEXT: .LBB0_1: // %b1
; CHECK-NEXT: {
; CHECK-NEXT: call f0
; CHECK-NEXT: memd(r29+#-16) = r17:16
; CHECK-NEXT: allocframe(#8)
; CHECK-NEXT: } // 8-byte Folded Spill
; CHECK-NEXT: {
; CHECK-NEXT: call f0
; CHECK-NEXT: r16 = r0
; CHECK-NEXT: }
; CHECK-NEXT: {
; CHECK-NEXT: r0 = add(r16,r0)
; CHECK-NEXT: r17:16 = memd(r29+#0)
; CHECK-NEXT: deallocframe
; CHECK-NEXT: } // 8-byte Folded Reload
; CHECK-NEXT: {
; CHECK-NEXT: jumpr r31
; CHECK-NEXT: }
b0:
%v0 = icmp eq i32 %a0, 0
br i1 %v0, label %b1, label %b2
b1: ; preds = %b0
%v1 = call i32 @f0()
%v2 = call i32 @f0()
%v3 = add i32 %v1, %v2
ret i32 %v3
b2: ; preds = %b0
%v4 = add i32 %a0, 5
ret i32 %v4
}
attributes #0 = { nounwind }
|
