1 ; RUN: opt < %s -pgo-instr-gen -pgo-instrument-entry=false -S | FileCheck %s --check-prefixes=GEN,NOTENTRY
2 ; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=false -S | FileCheck %s --check-prefixes=GEN,NOTENTRY
3 ; RUN: llvm-profdata merge %S/Inputs/landingpad.proftext -o %t.profdata
4 ; RUN: opt < %s -pgo-instr-use -pgo-instrument-entry=false -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
5 ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=false -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
7 ; RUN: opt < %s -pgo-instr-gen -pgo-instrument-entry=true -S | FileCheck %s --check-prefixes=GEN,ENTRY
8 ; RUN: opt < %s -passes=pgo-instr-gen -pgo-instrument-entry=true -S | FileCheck %s --check-prefixes=GEN,ENTRY
9 ; RUN: llvm-profdata merge %S/Inputs/landingpad_entry.proftext -o %t2.profdata
10 ; RUN: opt < %s -pgo-instr-use -pgo-instrument-entry=true -pgo-test-profile-file=%t2.profdata -S | FileCheck %s --check-prefix=USE
11 ; RUN: opt < %s -passes=pgo-instr-use -pgo-instrument-entry=true -pgo-test-profile-file=%t2.profdata -S | FileCheck %s --check-prefix=USE
12 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
13 target triple = "x86_64-unknown-linux-gnu"
15 @val = global i32 0, align 4
16 @_ZTIi = external constant i8*
17 ; GEN: $__llvm_profile_raw_version = comdat any
18 ; GEN: @__llvm_profile_raw_version = constant i64 {{[0-9]+}}, comdat
19 ; GEN: @__profn_bar = private constant [3 x i8] c"bar"
20 ; GEN: @__profn_foo = private constant [3 x i8] c"foo"
22 define i32 @bar(i32 %i) {
25 ; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_bar, i32 0, i32 0), i64 {{[0-9]+}}, i32 2, i32 0)
27 %tobool = icmp ne i32 %rem, 0
28 br i1 %tobool, label %if.then, label %if.end
29 ; USE: br i1 %tobool, label %if.then, label %if.end
30 ; USE-SAME: !prof ![[BW_BAR_ENTRY:[0-9]+]]
34 ; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_bar, i32 0, i32 0), i64 {{[0-9]+}}, i32 2, i32 1)
35 %exception = call i8* @__cxa_allocate_exception(i64 4)
36 %tmp = bitcast i8* %exception to i32*
37 store i32 %i, i32* %tmp, align 16
38 call void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null)
43 ; GEN-NOT: call void @llvm.instrprof.increment
48 declare i8* @__cxa_allocate_exception(i64)
50 declare void @__cxa_throw(i8*, i8*, i8*)
52 define i32 @foo(i32 %i) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
55 ; NOTENTRY-NOT: call void @llvm.instrprof.increment
56 ; ENTRY: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 {{[0-9]+}}, i32 4, i32 0)
58 %tobool = icmp ne i32 %rem, 0
59 br i1 %tobool, label %if.then, label %if.end
60 ; USE: br i1 %tobool, label %if.then, label %if.end
61 ; USE-SAME: !prof ![[BW_FOO_ENTRY:[0-9]+]]
65 ; GEN-NOT: call void @llvm.instrprof.increment
66 %mul = mul nsw i32 %i, 7
67 %call = invoke i32 @bar(i32 %mul)
68 to label %invoke.cont unwind label %lpad
72 ; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 {{[0-9]+}}, i32 4, i32 1)
77 ; GEN-NOT: call void @llvm.instrprof.increment
78 %tmp = landingpad { i8*, i32 }
79 catch i8* bitcast (i8** @_ZTIi to i8*)
80 %tmp1 = extractvalue { i8*, i32 } %tmp, 0
81 %tmp2 = extractvalue { i8*, i32 } %tmp, 1
82 br label %catch.dispatch
85 ; GEN: catch.dispatch:
86 ; GEN-NOT: call void @llvm.instrprof.increment
87 %tmp3 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*))
88 %matches = icmp eq i32 %tmp2, %tmp3
89 br i1 %matches, label %catch, label %eh.resume
90 ; USE: br i1 %matches, label %catch, label %eh.resume
91 ; USE-SAME: !prof ![[BW_CATCH_DISPATCH:[0-9]+]]
95 ; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 {{[0-9]+}}, i32 4, i32 2)
96 %tmp4 = call i8* @__cxa_begin_catch(i8* %tmp1)
97 %tmp5 = bitcast i8* %tmp4 to i32*
98 %tmp6 = load i32, i32* %tmp5, align 4
99 %tmp7 = load i32, i32* @val, align 4
100 %sub = sub nsw i32 %tmp7, %tmp6
101 store i32 %sub, i32* @val, align 4
102 call void @__cxa_end_catch()
107 ; GEN-NOT: call void @llvm.instrprof.increment
112 ; NOTENTRY: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 {{[0-9]+}}, i32 4, i32 0)
113 ; ENTRY-NOT: call void @llvm.instrprof.increment
114 %tmp8 = load i32, i32* @val, align 4
115 %add = add nsw i32 %tmp8, %i
116 store i32 %add, i32* @val, align 4
121 ; GEN: call void @llvm.instrprof.increment(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @__profn_foo, i32 0, i32 0), i64 {{[0-9]+}}, i32 4, i32 3)
122 %lpad.val = insertvalue { i8*, i32 } undef, i8* %tmp1, 0
123 %lpad.val3 = insertvalue { i8*, i32 } %lpad.val, i32 %tmp2, 1
124 resume { i8*, i32 } %lpad.val3
127 declare i32 @__gxx_personality_v0(...)
129 declare i32 @llvm.eh.typeid.for(i8*)
131 declare i8* @__cxa_begin_catch(i8*)
133 declare void @__cxa_end_catch()
135 ; USE: ![[BW_BAR_ENTRY]] = !{!"branch_weights", i32 2, i32 1}
136 ; USE: ![[BW_FOO_ENTRY]] = !{!"branch_weights", i32 3, i32 2}
137 ; USE: ![[BW_CATCH_DISPATCH]] = !{!"branch_weights", i32 2, i32 0}