1; RUN: llvm-as %s -o %t1 2 3; FIXME: The RUX parts of the test are disabled for now, they aren't working on 4; llvm-gcc-x86_64-darwin10-selfhost. 5 6; Test the edge optimal profiling instrumentation. 7; RUN: opt %t1 -insert-optimal-edge-profiling -o %t2 8; RUX: llvm-dis < %t2 | FileCheck --check-prefix=INST %s 9 10; Test the creation, reading and displaying of profile 11; RUX: rm -f llvmprof.out 12; RUX: lli -load %llvmshlibdir/profile_rt%shlibext %t2 13; RUX: lli -load %llvmshlibdir/profile_rt%shlibext %t2 1 2 14; RUX: llvm-prof -print-all-code %t1 | FileCheck --check-prefix=PROF %s 15 16; Test the loaded profile also with verifier. 17; RUX opt %t1 -profile-loader -profile-verifier -o %t3 18 19; Test profile estimator. 20; RUN: opt %t1 -profile-estimator -profile-verifier -o %t3 21 22; PROF: 1. 2/4 oneblock 23; PROF: 2. 2/4 main 24; PROF: 1. 15.7895% 12/76 main() - bb6 25; PROF: 2. 11.8421% 9/76 main() - bb2 26; PROF: 3. 11.8421% 9/76 main() - bb3 27; PROF: 4. 11.8421% 9/76 main() - bb5 28; PROF: 5. 10.5263% 8/76 main() - bb10 29; PROF: 6. 7.89474% 6/76 main() - bb 30; PROF: 7. 7.89474% 6/76 main() - bb9 31; PROF: 8. 3.94737% 3/76 main() - bb1 32; PROF: 9. 3.94737% 3/76 main() - bb7 33; PROF: 10. 3.94737% 3/76 main() - bb8 34; PROF: 11. 2.63158% 2/76 oneblock() - entry 35; PROF: 12. 2.63158% 2/76 main() - entry 36; PROF: 13. 2.63158% 2/76 main() - bb11 37; PROF: 14. 2.63158% 2/76 main() - return 38 39; ModuleID = '<stdin>' 40 41@.str = private constant [12 x i8] c"hello world\00", align 1 ; <[12 x i8]*> [#uses=1] 42@.str1 = private constant [6 x i8] c"franz\00", align 1 ; <[6 x i8]*> [#uses=1] 43@.str2 = private constant [9 x i8] c"argc > 2\00", align 1 ; <[9 x i8]*> [#uses=1] 44@.str3 = private constant [9 x i8] c"argc = 1\00", align 1 ; <[9 x i8]*> [#uses=1] 45@.str4 = private constant [6 x i8] c"fritz\00", align 1 ; <[6 x i8]*> [#uses=1] 46@.str5 = private constant [10 x i8] c"argc <= 1\00", align 1 ; <[10 x i8]*> [#uses=1] 47; INST:@OptEdgeProfCounters 48; INST:[21 x i32] 49; INST:[i32 0, 50; INST:i32 -1, 51; INST:i32 -1, 52; INST:i32 -1, 53; INST:i32 -1, 54; INST:i32 -1, 55; INST:i32 -1, 56; INST:i32 -1, 57; INST:i32 -1, 58; INST:i32 0, 59; INST:i32 0, 60; INST:i32 -1, 61; INST:i32 -1, 62; INST:i32 -1, 63; INST:i32 0, 64; INST:i32 0, 65; INST:i32 -1, 66; INST:i32 -1, 67; INST:i32 0, 68; INST:i32 -1, 69; INST:i32 -1] 70 71; PROF:;;; %oneblock called 2 times. 72; PROF:;;; 73define void @oneblock() nounwind { 74entry: 75; PROF:entry: 76; PROF: ;;; Basic block executed 2 times. 77 %0 = call i32 @puts(i8* getelementptr inbounds ([12 x i8]* @.str, i64 0, i64 0)) nounwind ; <i32> [#uses=0] 78 ret void 79} 80 81declare i32 @puts(i8*) 82 83; PROF:;;; %main called 2 times. 84; PROF:;;; 85define i32 @main(i32 %argc, i8** %argv) nounwind { 86entry: 87; PROF:entry: 88; PROF: ;;; Basic block executed 2 times. 89 %argc_addr = alloca i32 ; <i32*> [#uses=4] 90 %argv_addr = alloca i8** ; <i8***> [#uses=1] 91 %retval = alloca i32 ; <i32*> [#uses=2] 92 %j = alloca i32 ; <i32*> [#uses=4] 93 %i = alloca i32 ; <i32*> [#uses=4] 94 %0 = alloca i32 ; <i32*> [#uses=2] 95; INST:call 96; INST:@llvm_start_opt_edge_profiling 97; INST:@OptEdgeProfCounters 98 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 99 store i32 %argc, i32* %argc_addr 100 store i8** %argv, i8*** %argv_addr 101 store i32 0, i32* %i, align 4 102 br label %bb10 103; PROF: ;;; Out-edge counts: [2.000000e+00 -> bb10] 104 105bb: ; preds = %bb10 106; PROF:bb: 107; PROF: ;;; Basic block executed 6 times. 108 %1 = load i32* %argc_addr, align 4 ; <i32> [#uses=1] 109 %2 = icmp sgt i32 %1, 1 ; <i1> [#uses=1] 110 br i1 %2, label %bb1, label %bb8 111; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb1] [3.000000e+00 -> bb8] 112 113bb1: ; preds = %bb 114; PROF:bb1: 115; PROF: ;;; Basic block executed 3 times. 116 store i32 0, i32* %j, align 4 117 br label %bb6 118; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb6] 119 120bb2: ; preds = %bb6 121; PROF:bb2: 122; PROF: ;;; Basic block executed 9 times. 123 %3 = call i32 @puts(i8* getelementptr inbounds ([6 x i8]* @.str1, i64 0, i64 0)) nounwind ; <i32> [#uses=0] 124 %4 = load i32* %argc_addr, align 4 ; <i32> [#uses=1] 125 %5 = icmp sgt i32 %4, 2 ; <i1> [#uses=1] 126 br i1 %5, label %bb3, label %bb4 127; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb3] 128 129bb3: ; preds = %bb2 130; PROF:bb3: 131; PROF: ;;; Basic block executed 9 times. 132 %6 = call i32 @puts(i8* getelementptr inbounds ([9 x i8]* @.str2, i64 0, i64 0)) nounwind ; <i32> [#uses=0] 133 br label %bb5 134; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb5] 135 136bb4: ; preds = %bb2 137; PROF:bb4: 138; PROF: ;;; Never executed! 139 %7 = call i32 @puts(i8* getelementptr inbounds ([9 x i8]* @.str3, i64 0, i64 0)) nounwind ; <i32> [#uses=0] 140 br label %bb11 141 142bb5: ; preds = %bb3 143; PROF:bb5: 144; PROF: ;;; Basic block executed 9 times. 145 %8 = call i32 @puts(i8* getelementptr inbounds ([6 x i8]* @.str4, i64 0, i64 0)) nounwind ; <i32> [#uses=0] 146 %9 = load i32* %j, align 4 ; <i32> [#uses=1] 147 %10 = add nsw i32 %9, 1 ; <i32> [#uses=1] 148 store i32 %10, i32* %j, align 4 149 br label %bb6 150; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb6] 151 152bb6: ; preds = %bb5, %bb1 153; PROF:bb6: 154; PROF: ;;; Basic block executed 12 times. 155 %11 = load i32* %j, align 4 ; <i32> [#uses=1] 156 %12 = load i32* %argc_addr, align 4 ; <i32> [#uses=1] 157 %13 = icmp slt i32 %11, %12 ; <i1> [#uses=1] 158 br i1 %13, label %bb2, label %bb7 159; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb2] [3.000000e+00 -> bb7] 160 161bb7: ; preds = %bb6 162; PROF:bb7: 163; PROF: ;;; Basic block executed 3 times. 164 br label %bb9 165; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb9] 166 167bb8: ; preds = %bb 168; PROF:bb8: 169; PROF: ;;; Basic block executed 3 times. 170 %14 = call i32 @puts(i8* getelementptr inbounds ([10 x i8]* @.str5, i64 0, i64 0)) nounwind ; <i32> [#uses=0] 171 br label %bb9 172; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb9] 173 174bb9: ; preds = %bb8, %bb7 175; PROF:bb9: 176; PROF: ;;; Basic block executed 6 times. 177 %15 = load i32* %i, align 4 ; <i32> [#uses=1] 178 %16 = add nsw i32 %15, 1 ; <i32> [#uses=1] 179 store i32 %16, i32* %i, align 4 180 br label %bb10 181; PROF: ;;; Out-edge counts: [6.000000e+00 -> bb10] 182 183bb10: ; preds = %bb9, %entry 184; PROF:bb10: 185; PROF: ;;; Basic block executed 8 times. 186 %17 = load i32* %i, align 4 ; <i32> [#uses=1] 187 %18 = icmp ne i32 %17, 3 ; <i1> [#uses=1] 188 br i1 %18, label %bb, label %bb11 189; INST:br 190; INST:label %bb10.bb11_crit_edge 191; PROF: ;;; Out-edge counts: [6.000000e+00 -> bb] [2.000000e+00 -> bb11] 192 193; INST:bb10.bb11_crit_edge: 194; INST:br 195; INST:label %bb11 196 197bb11: ; preds = %bb10, %bb4 198; PROF:bb11: 199; PROF: ;;; Basic block executed 2 times. 200 call void @oneblock() nounwind 201 store i32 0, i32* %0, align 4 202 %19 = load i32* %0, align 4 ; <i32> [#uses=1] 203 store i32 %19, i32* %retval, align 4 204 br label %return 205; PROF: ;;; Out-edge counts: [2.000000e+00 -> return] 206 207return: ; preds = %bb11 208; PROF:return: 209; PROF: ;;; Basic block executed 2 times. 210 %retval12 = load i32* %retval ; <i32> [#uses=1] 211 ret i32 %retval12 212} 213