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 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152
|
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=2 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
; TEST 1
define i32 @foo1() {
; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; CHECK-LABEL: define {{[^@]+}}@foo1
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: ret i32 1
;
ret i32 1
}
; TEST 2
define i32 @scc1_foo() {
; TUNIT: Function Attrs: nofree nosync nounwind willreturn memory(none)
; TUNIT-LABEL: define {{[^@]+}}@scc1_foo
; TUNIT-SAME: () #[[ATTR1:[0-9]+]] {
; TUNIT-NEXT: ret i32 1
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; CGSCC-LABEL: define {{[^@]+}}@scc1_foo
; CGSCC-SAME: () #[[ATTR0]] {
; CGSCC-NEXT: ret i32 1
;
%1 = call i32 @scc1_bar()
ret i32 1
}
; TEST 3
define i32 @scc1_bar() {
; TUNIT: Function Attrs: nofree nosync nounwind willreturn memory(none)
; TUNIT-LABEL: define {{[^@]+}}@scc1_bar
; TUNIT-SAME: () #[[ATTR1]] {
; TUNIT-NEXT: ret i32 1
;
; CGSCC: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; CGSCC-LABEL: define {{[^@]+}}@scc1_bar
; CGSCC-SAME: () #[[ATTR0]] {
; CGSCC-NEXT: ret i32 1
;
%1 = call i32 @scc1_foo()
ret i32 1
}
declare i32 @non_nounwind()
; TEST 4
define void @call_non_nounwind(){
; CHECK-LABEL: define {{[^@]+}}@call_non_nounwind() {
; CHECK-NEXT: [[TMP1:%.*]] = tail call i32 @non_nounwind()
; CHECK-NEXT: ret void
;
tail call i32 @non_nounwind()
ret void
}
; TEST 5 - throw
; int maybe_throw(bool canThrow) {
; if (canThrow)
; throw;
; else
; return -1;
; }
define i32 @maybe_throw(i1 zeroext %0) {
; CHECK-LABEL: define {{[^@]+}}@maybe_throw
; CHECK-SAME: (i1 noundef zeroext [[TMP0:%.*]]) {
; CHECK-NEXT: br i1 [[TMP0]], label [[TMP2:%.*]], label [[TMP3:%.*]]
; CHECK: 2:
; CHECK-NEXT: tail call void @__cxa_rethrow()
; CHECK-NEXT: unreachable
; CHECK: 3:
; CHECK-NEXT: ret i32 -1
;
br i1 %0, label %2, label %3
2: ; preds = %1
tail call void @__cxa_rethrow() #1
unreachable
3: ; preds = %1
ret i32 -1
}
declare void @__cxa_rethrow()
; TEST 6 - catch
; int catch_thing() {
; try {
; int a = doThing(true);
; }
; catch(...) { return -1; }
; return 1;
; }
define i32 @catch_thing() personality ptr @__gxx_personality_v0 {
; CHECK-LABEL: define {{[^@]+}}@catch_thing() personality ptr @__gxx_personality_v0 {
; CHECK-NEXT: invoke void @__cxa_rethrow()
; CHECK-NEXT: to label [[TMP1:%.*]] unwind label [[TMP2:%.*]]
; CHECK: 1:
; CHECK-NEXT: unreachable
; CHECK: 2:
; CHECK-NEXT: [[TMP3:%.*]] = landingpad { ptr, i32 }
; CHECK-NEXT: catch ptr null
; CHECK-NEXT: [[TMP4:%.*]] = extractvalue { ptr, i32 } [[TMP3]], 0
; CHECK-NEXT: [[TMP5:%.*]] = tail call ptr @__cxa_begin_catch(ptr [[TMP4]])
; CHECK-NEXT: tail call void @__cxa_end_catch()
; CHECK-NEXT: ret i32 -1
;
invoke void @__cxa_rethrow() #1
to label %1 unwind label %2
1: ; preds = %0
unreachable
2: ; preds = %0
%3 = landingpad { ptr, i32 }
catch ptr null
%4 = extractvalue { ptr, i32 } %3, 0
%5 = tail call ptr @__cxa_begin_catch(ptr %4) #2
tail call void @__cxa_end_catch()
ret i32 -1
}
define i32 @catch_thing_user() {
; TUNIT-LABEL: define {{[^@]+}}@catch_thing_user() {
; TUNIT-NEXT: [[CATCH_THING_CALL:%.*]] = call i32 @catch_thing()
; TUNIT-NEXT: ret i32 -1
;
; CGSCC-LABEL: define {{[^@]+}}@catch_thing_user() {
; CGSCC-NEXT: [[CATCH_THING_CALL:%.*]] = call noundef i32 @catch_thing()
; CGSCC-NEXT: ret i32 [[CATCH_THING_CALL]]
;
%catch_thing_call = call i32 @catch_thing()
ret i32 %catch_thing_call
}
declare i32 @__gxx_personality_v0(...)
declare ptr @__cxa_begin_catch(ptr)
declare void @__cxa_end_catch()
;.
; TUNIT: attributes #[[ATTR0]] = { nofree norecurse nosync nounwind willreturn memory(none) }
; TUNIT: attributes #[[ATTR1]] = { nofree nosync nounwind willreturn memory(none) }
;.
; CGSCC: attributes #[[ATTR0]] = { nofree norecurse nosync nounwind willreturn memory(none) }
;.
|