xref: /llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-exceptions.ll (revision 31d6a572579a5d1d9ae14a1a9d4ffbdb1b098e49) 
1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2; RUN: llc -O0 -mtriple=aarch64-apple-ios -global-isel -stop-after=irtranslator %s -o - | FileCheck %s
3
4@_ZTIi = external global ptr
5
6declare i32 @foo(i32)
7declare i32 @__gxx_personality_v0(...)
8declare i32 @llvm.eh.typeid.for(ptr)
9
10define { ptr, i32 } @bar() personality ptr @__gxx_personality_v0 {
11  ; CHECK-LABEL: name: bar
12  ; CHECK: bb.1 (%ir-block.0):
13  ; CHECK-NEXT:   successors: %bb.3(0x40000000), %bb.2(0x40000000)
14  ; CHECK-NEXT: {{  $}}
15  ; CHECK-NEXT:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 42
16  ; CHECK-NEXT:   [[DEF:%[0-9]+]]:_(p0) = G_IMPLICIT_DEF
17  ; CHECK-NEXT:   [[DEF1:%[0-9]+]]:_(s32) = G_IMPLICIT_DEF
18  ; CHECK-NEXT:   G_INVOKE_REGION_START
19  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
20  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
21  ; CHECK-NEXT:   $w0 = COPY [[C]](s32)
22  ; CHECK-NEXT:   BL @foo, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $w0, implicit-def $w0
23  ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
24  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:_(s32) = COPY $w0
25  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
26  ; CHECK-NEXT:   G_BR %bb.3
27  ; CHECK-NEXT: {{  $}}
28  ; CHECK-NEXT: bb.2.broken (landing-pad):
29  ; CHECK-NEXT:   liveins: $x0, $x1
30  ; CHECK-NEXT: {{  $}}
31  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
32  ; CHECK-NEXT:   [[DEF2:%[0-9]+]]:_(s128) = G_IMPLICIT_DEF
33  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:_(p0) = COPY $x0
34  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:_(p0) = COPY $x1
35  ; CHECK-NEXT:   [[PTRTOINT:%[0-9]+]]:_(s32) = G_PTRTOINT [[COPY2]](p0)
36  ; CHECK-NEXT:   $x0 = COPY [[COPY1]](p0)
37  ; CHECK-NEXT:   $w1 = COPY [[PTRTOINT]](s32)
38  ; CHECK-NEXT:   RET_ReallyLR implicit $x0, implicit $w1
39  ; CHECK-NEXT: {{  $}}
40  ; CHECK-NEXT: bb.3.continue:
41  ; CHECK-NEXT:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
42  ; CHECK-NEXT:   $x0 = COPY [[DEF]](p0)
43  ; CHECK-NEXT:   $w1 = COPY [[C1]](s32)
44  ; CHECK-NEXT:   RET_ReallyLR implicit $x0, implicit $w1
45  %res32 = invoke i32 @foo(i32 42) to label %continue unwind label %broken
46
47
48broken:
49  %ptr.sel = landingpad { ptr, i32 } catch ptr @_ZTIi
50  ret { ptr, i32 } %ptr.sel
51
52continue:
53  %sel.int = tail call i32 @llvm.eh.typeid.for(ptr @_ZTIi)
54  %res.good = insertvalue { ptr, i32 } undef, i32 %sel.int, 1
55  ret { ptr, i32 } %res.good
56}
57
58define void @test_invoke_indirect(ptr %callee) personality ptr @__gxx_personality_v0 {
59  ; CHECK-LABEL: name: test_invoke_indirect
60  ; CHECK: bb.1 (%ir-block.0):
61  ; CHECK-NEXT:   successors: %bb.3(0x40000000), %bb.2(0x40000000)
62  ; CHECK-NEXT:   liveins: $x0
63  ; CHECK-NEXT: {{  $}}
64  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:gpr64(p0) = COPY $x0
65  ; CHECK-NEXT:   G_INVOKE_REGION_START
66  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
67  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
68  ; CHECK-NEXT:   BLR [[COPY]](p0), csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp
69  ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
70  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
71  ; CHECK-NEXT:   G_BR %bb.3
72  ; CHECK-NEXT: {{  $}}
73  ; CHECK-NEXT: bb.2.broken (landing-pad):
74  ; CHECK-NEXT:   liveins: $x0, $x1
75  ; CHECK-NEXT: {{  $}}
76  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
77  ; CHECK-NEXT:   [[DEF:%[0-9]+]]:_(s128) = G_IMPLICIT_DEF
78  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:_(p0) = COPY $x0
79  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:_(p0) = COPY $x1
80  ; CHECK-NEXT:   [[PTRTOINT:%[0-9]+]]:_(s32) = G_PTRTOINT [[COPY2]](p0)
81  ; CHECK-NEXT:   RET_ReallyLR
82  ; CHECK-NEXT: {{  $}}
83  ; CHECK-NEXT: bb.3.continue:
84  ; CHECK-NEXT:   RET_ReallyLR
85  invoke void %callee() to label %continue unwind label %broken
86
87broken:
88  landingpad { ptr, i32 } catch ptr @_ZTIi
89  ret void
90
91continue:
92  ret void
93}
94
95declare void @printf(ptr, ...)
96define void @test_invoke_varargs() personality ptr @__gxx_personality_v0 {
97  ; CHECK-LABEL: name: test_invoke_varargs
98  ; CHECK: bb.1 (%ir-block.0):
99  ; CHECK-NEXT:   successors: %bb.3(0x40000000), %bb.2(0x40000000)
100  ; CHECK-NEXT: {{  $}}
101  ; CHECK-NEXT:   [[C:%[0-9]+]]:_(p0) = G_CONSTANT i64 0
102  ; CHECK-NEXT:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 42
103  ; CHECK-NEXT:   [[C2:%[0-9]+]]:_(s32) = G_FCONSTANT float 1.000000e+00
104  ; CHECK-NEXT:   G_INVOKE_REGION_START
105  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
106  ; CHECK-NEXT:   ADJCALLSTACKDOWN 16, 0, implicit-def $sp, implicit $sp
107  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:_(p0) = COPY $sp
108  ; CHECK-NEXT:   [[C3:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
109  ; CHECK-NEXT:   [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY]], [[C3]](s64)
110  ; CHECK-NEXT:   [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[C1]](s32)
111  ; CHECK-NEXT:   G_STORE [[ANYEXT]](s64), [[PTR_ADD]](p0) :: (store (s64) into stack, align 1)
112  ; CHECK-NEXT:   [[C4:%[0-9]+]]:_(s64) = G_CONSTANT i64 8
113  ; CHECK-NEXT:   [[PTR_ADD1:%[0-9]+]]:_(p0) = G_PTR_ADD [[COPY]], [[C4]](s64)
114  ; CHECK-NEXT:   G_STORE [[C2]](s32), [[PTR_ADD1]](p0) :: (store (s32) into stack + 8, align 1)
115  ; CHECK-NEXT:   $x0 = COPY [[C]](p0)
116  ; CHECK-NEXT:   BL @printf, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp, implicit $x0
117  ; CHECK-NEXT:   ADJCALLSTACKUP 16, 0, implicit-def $sp, implicit $sp
118  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
119  ; CHECK-NEXT:   G_BR %bb.3
120  ; CHECK-NEXT: {{  $}}
121  ; CHECK-NEXT: bb.2.broken (landing-pad):
122  ; CHECK-NEXT:   liveins: $x0, $x1
123  ; CHECK-NEXT: {{  $}}
124  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
125  ; CHECK-NEXT:   [[DEF:%[0-9]+]]:_(s128) = G_IMPLICIT_DEF
126  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:_(p0) = COPY $x0
127  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:_(p0) = COPY $x1
128  ; CHECK-NEXT:   [[PTRTOINT:%[0-9]+]]:_(s32) = G_PTRTOINT [[COPY2]](p0)
129  ; CHECK-NEXT:   RET_ReallyLR
130  ; CHECK-NEXT: {{  $}}
131  ; CHECK-NEXT: bb.3.continue:
132  ; CHECK-NEXT:   RET_ReallyLR
133  invoke void(ptr, ...) @printf(ptr null, i32 42, float 1.0) to label %continue unwind label %broken
134
135broken:
136  landingpad { ptr, i32 } catch ptr @_ZTIi
137  ret void
138
139continue:
140  ret void
141}
142
143@global_var = external global i32
144
145declare void @may_throw()
146define i32 @test_lpad_phi() personality ptr @__gxx_personality_v0 {
147  ; CHECK-LABEL: name: test_lpad_phi
148  ; CHECK: bb.1 (%ir-block.0):
149  ; CHECK-NEXT:   successors: %bb.3(0x40000000), %bb.2(0x40000000)
150  ; CHECK-NEXT: {{  $}}
151  ; CHECK-NEXT:   [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 42
152  ; CHECK-NEXT:   [[GV:%[0-9]+]]:_(p0) = G_GLOBAL_VALUE @global_var
153  ; CHECK-NEXT:   [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 11
154  ; CHECK-NEXT:   [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 13
155  ; CHECK-NEXT:   [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 55
156  ; CHECK-NEXT:   G_STORE [[C]](s32), [[GV]](p0) :: (store (s32) into @global_var)
157  ; CHECK-NEXT:   G_INVOKE_REGION_START
158  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
159  ; CHECK-NEXT:   ADJCALLSTACKDOWN 0, 0, implicit-def $sp, implicit $sp
160  ; CHECK-NEXT:   BL @may_throw, csr_darwin_aarch64_aapcs, implicit-def $lr, implicit $sp
161  ; CHECK-NEXT:   ADJCALLSTACKUP 0, 0, implicit-def $sp, implicit $sp
162  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
163  ; CHECK-NEXT:   G_BR %bb.3
164  ; CHECK-NEXT: {{  $}}
165  ; CHECK-NEXT: bb.2.lpad (landing-pad):
166  ; CHECK-NEXT:   successors: %bb.3(0x80000000)
167  ; CHECK-NEXT:   liveins: $x0, $x1
168  ; CHECK-NEXT: {{  $}}
169  ; CHECK-NEXT:   [[PHI:%[0-9]+]]:_(s32) = G_PHI [[C1]](s32), %bb.1
170  ; CHECK-NEXT:   EH_LABEL <mcsymbol >
171  ; CHECK-NEXT:   [[DEF:%[0-9]+]]:_(s128) = G_IMPLICIT_DEF
172  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:_(p0) = COPY $x0
173  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:_(p0) = COPY $x1
174  ; CHECK-NEXT:   [[PTRTOINT:%[0-9]+]]:_(s32) = G_PTRTOINT [[COPY1]](p0)
175  ; CHECK-NEXT:   G_STORE [[PHI]](s32), [[GV]](p0) :: (store (s32) into @global_var)
176  ; CHECK-NEXT:   G_BR %bb.3
177  ; CHECK-NEXT: {{  $}}
178  ; CHECK-NEXT: bb.3.continue:
179  ; CHECK-NEXT:   [[PHI1:%[0-9]+]]:_(s32) = G_PHI [[C2]](s32), %bb.1, [[C3]](s32), %bb.2
180  ; CHECK-NEXT:   $w0 = COPY [[PHI1]](s32)
181  ; CHECK-NEXT:   RET_ReallyLR implicit $w0
182  store i32 42, ptr @global_var
183  invoke void @may_throw()
184          to label %continue unwind label %lpad
185
186lpad:                                             ; preds = %entry
187  %p = phi i32 [ 11, %0 ]  ; Trivial, but -O0 keeps it
188  %1 = landingpad { ptr, i32 }
189          catch ptr null
190  store i32 %p, ptr @global_var
191  br label %continue
192
193continue:                                         ; preds = %entry, %lpad
194  %r.0 = phi i32 [ 13, %0 ], [ 55, %lpad ]
195  ret i32 %r.0
196}
197