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llvm-mirror/test/Analysis/Profiling/profiling-tool-chain.ll
Andreas Neustifter d842a676d6 Updated tests to use ProfileVerifer to test ProfileLoader and ProfileEstimator. 
(Keep disabled test disabled until selfhosted build issue is resolved.)

llvm-svn: 81008
2009-09-04 17:21:59 +00:00

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LLVM
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; RUN: llvm-as %s -o %t1
; FIXME: The RUX parts of the test are disabled for now, they aren't working on
; llvm-gcc-x86_64-darwin10-selfhost.
; Test the edge optimal profiling instrumentation.
; RUN: opt %t1 -insert-optimal-edge-profiling -o %t2
; RUX: llvm-dis < %t2 | FileCheck --check-prefix=INST %s
; Test the creation, reading and displaying of profile
; RUX: rm -f llvmprof.out
; RUX: lli -load %llvmlibsdir/profile_rt%shlibext %t2
; RUX: lli -load %llvmlibsdir/profile_rt%shlibext %t2 1 2
; RUX: llvm-prof -print-all-code %t1 | FileCheck --check-prefix=PROF %s
; Test the loaded profile also with verifier.
; RUX opt %t1 -profile-loader -profile-verifier -o %t3
; Test profile estimator.
; RUN: opt %t1 -profile-estimator -profile-verifier -o %t3
; PROF: 1. 2/4 oneblock
; PROF: 2. 2/4 main
; PROF: 1. 15.7895% 12/76 main() - bb6
; PROF: 2. 11.8421% 9/76 main() - bb2
; PROF: 3. 11.8421% 9/76 main() - bb3
; PROF: 4. 11.8421% 9/76 main() - bb5
; PROF: 5. 10.5263% 8/76 main() - bb10
; PROF: 6. 7.89474% 6/76 main() - bb
; PROF: 7. 7.89474% 6/76 main() - bb9
; PROF: 8. 3.94737% 3/76 main() - bb1
; PROF: 9. 3.94737% 3/76 main() - bb7
; PROF: 10. 3.94737% 3/76 main() - bb8
; PROF: 11. 2.63158% 2/76 oneblock() - entry
; PROF: 12. 2.63158% 2/76 main() - entry
; PROF: 13. 2.63158% 2/76 main() - bb11
; PROF: 14. 2.63158% 2/76 main() - return
; ModuleID = '<stdin>'
@.str = private constant [12 x i8] c"hello world\00", align 1 ; <[12 x i8]*> [#uses=1]
@.str1 = private constant [6 x i8] c"franz\00", align 1 ; <[6 x i8]*> [#uses=1]
@.str2 = private constant [9 x i8] c"argc > 2\00", align 1 ; <[9 x i8]*> [#uses=1]
@.str3 = private constant [9 x i8] c"argc = 1\00", align 1 ; <[9 x i8]*> [#uses=1]
@.str4 = private constant [6 x i8] c"fritz\00", align 1 ; <[6 x i8]*> [#uses=1]
@.str5 = private constant [10 x i8] c"argc <= 1\00", align 1 ; <[10 x i8]*> [#uses=1]
; INST:@OptEdgeProfCounters
; INST:[21 x i32]
; INST:[i32 0,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 0,
; INST:i32 0,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 0,
; INST:i32 0,
; INST:i32 -1,
; INST:i32 -1,
; INST:i32 0,
; INST:i32 -1,
; INST:i32 -1]
; PROF:;;; %oneblock called 2 times.
; PROF:;;;
define void @oneblock() nounwind {
entry:
; PROF:entry:
; PROF: ;;; Basic block executed 2 times.
%0 = call i32 @puts(i8* getelementptr inbounds ([12 x i8]* @.str, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
ret void
}
declare i32 @puts(i8*)
; PROF:;;; %main called 2 times.
; PROF:;;;
define i32 @main(i32 %argc, i8** %argv) nounwind {
entry:
; PROF:entry:
; PROF: ;;; Basic block executed 2 times.
%argc_addr = alloca i32 ; <i32*> [#uses=4]
%argv_addr = alloca i8** ; <i8***> [#uses=1]
%retval = alloca i32 ; <i32*> [#uses=2]
%j = alloca i32 ; <i32*> [#uses=4]
%i = alloca i32 ; <i32*> [#uses=4]
%0 = alloca i32 ; <i32*> [#uses=2]
; INST:call
; INST:@llvm_start_opt_edge_profiling
; INST:@OptEdgeProfCounters
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
store i32 %argc, i32* %argc_addr
store i8** %argv, i8*** %argv_addr
store i32 0, i32* %i, align 4
br label %bb10
; PROF: ;;; Out-edge counts: [2.000000e+00 -> bb10]
bb: ; preds = %bb10
; PROF:bb:
; PROF: ;;; Basic block executed 6 times.
%1 = load i32* %argc_addr, align 4 ; <i32> [#uses=1]
%2 = icmp sgt i32 %1, 1 ; <i1> [#uses=1]
br i1 %2, label %bb1, label %bb8
; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb1] [3.000000e+00 -> bb8]
bb1: ; preds = %bb
; PROF:bb1:
; PROF: ;;; Basic block executed 3 times.
store i32 0, i32* %j, align 4
br label %bb6
; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb6]
bb2: ; preds = %bb6
; PROF:bb2:
; PROF: ;;; Basic block executed 9 times.
%3 = call i32 @puts(i8* getelementptr inbounds ([6 x i8]* @.str1, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
%4 = load i32* %argc_addr, align 4 ; <i32> [#uses=1]
%5 = icmp sgt i32 %4, 2 ; <i1> [#uses=1]
br i1 %5, label %bb3, label %bb4
; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb3]
bb3: ; preds = %bb2
; PROF:bb3:
; PROF: ;;; Basic block executed 9 times.
%6 = call i32 @puts(i8* getelementptr inbounds ([9 x i8]* @.str2, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
br label %bb5
; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb5]
bb4: ; preds = %bb2
; PROF:bb4:
; PROF: ;;; Never executed!
%7 = call i32 @puts(i8* getelementptr inbounds ([9 x i8]* @.str3, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
br label %bb11
bb5: ; preds = %bb3
; PROF:bb5:
; PROF: ;;; Basic block executed 9 times.
%8 = call i32 @puts(i8* getelementptr inbounds ([6 x i8]* @.str4, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
%9 = load i32* %j, align 4 ; <i32> [#uses=1]
%10 = add nsw i32 %9, 1 ; <i32> [#uses=1]
store i32 %10, i32* %j, align 4
br label %bb6
; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb6]
bb6: ; preds = %bb5, %bb1
; PROF:bb6:
; PROF: ;;; Basic block executed 12 times.
%11 = load i32* %j, align 4 ; <i32> [#uses=1]
%12 = load i32* %argc_addr, align 4 ; <i32> [#uses=1]
%13 = icmp slt i32 %11, %12 ; <i1> [#uses=1]
br i1 %13, label %bb2, label %bb7
; PROF: ;;; Out-edge counts: [9.000000e+00 -> bb2] [3.000000e+00 -> bb7]
bb7: ; preds = %bb6
; PROF:bb7:
; PROF: ;;; Basic block executed 3 times.
br label %bb9
; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb9]
bb8: ; preds = %bb
; PROF:bb8:
; PROF: ;;; Basic block executed 3 times.
%14 = call i32 @puts(i8* getelementptr inbounds ([10 x i8]* @.str5, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
br label %bb9
; PROF: ;;; Out-edge counts: [3.000000e+00 -> bb9]
bb9: ; preds = %bb8, %bb7
; PROF:bb9:
; PROF: ;;; Basic block executed 6 times.
%15 = load i32* %i, align 4 ; <i32> [#uses=1]
%16 = add nsw i32 %15, 1 ; <i32> [#uses=1]
store i32 %16, i32* %i, align 4
br label %bb10
; PROF: ;;; Out-edge counts: [6.000000e+00 -> bb10]
bb10: ; preds = %bb9, %entry
; PROF:bb10:
; PROF: ;;; Basic block executed 8 times.
%17 = load i32* %i, align 4 ; <i32> [#uses=1]
%18 = icmp ne i32 %17, 3 ; <i1> [#uses=1]
br i1 %18, label %bb, label %bb11
; INST:br
; INST:label %bb10.bb11_crit_edge
; PROF: ;;; Out-edge counts: [6.000000e+00 -> bb] [2.000000e+00 -> bb11]
; INST:bb10.bb11_crit_edge:
; INST:br
; INST:label %bb11
bb11: ; preds = %bb10, %bb4
; PROF:bb11:
; PROF: ;;; Basic block executed 2 times.
call void @oneblock() nounwind
store i32 0, i32* %0, align 4
%19 = load i32* %0, align 4 ; <i32> [#uses=1]
store i32 %19, i32* %retval, align 4
br label %return
; PROF: ;;; Out-edge counts: [2.000000e+00 -> return]
return: ; preds = %bb11
; PROF:return:
; PROF: ;;; Basic block executed 2 times.
%retval12 = load i32* %retval ; <i32> [#uses=1]
ret i32 %retval12
}
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