Added tests for Profiling Infrastructure.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79615 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 330 insertions, 0 deletions

diff --git a/test/Analysis/Profiling/2009-08-21-irregular-loop.ll b/test/Analysis/Profiling/2009-08-21-irregular-loop.ll
new file mode 100644
index 0000000000..d5c909cfa7
--- /dev/null
+++ b/test/Analysis/Profiling/2009-08-21-irregular-loop.ll
@@ -0,0 +1,154 @@
+; RUN: llvm-as < %s | opt -insert-edge-profiling > %t1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1 2
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1 2 3
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1 2 3 4
+; RUN: mv llvmprof.out %t2
+; RUN: llvm-prof -print-all-code %t1 %t2 | tee %t3 | FileCheck %s
+; CHECK:  1.     5/5 main
+; CHECK:  1.  19.6%    46/235	main() - bb6
+; CHECK:  2.  15.7%    37/235	main() - bb2
+; CHECK:  3.  15.3%    36/235	main() - bb3
+; CHECK:  4.  15.3%    36/235	main() - bb5
+; CHECK:  5.  7.23%    17/235	main() - bb10
+; CHECK:  6.  5.53%    13/235	main() - bb
+; CHECK:  7.  5.11%    12/235	main() - bb9
+; CHECK:  8.  4.26%    10/235	main() - bb1
+; CHECK:  9.  3.83%     9/235	main() - bb7
+; CHECK: 10.  2.55%     6/235	main() - bb11
+; CHECK: 11.  2.13%     5/235	main() - entry
+; CHECK: 12.   1.7%     4/235	main() - bb10.bb11_crit_edge
+; CHECK: 13.  1.28%     3/235	main() - bb8
+; CHECK: 14. 0.426%     1/235	main() - bb4
+; ModuleID = '<stdin>'
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-unknown-linux-gnu"
+@.str = internal constant [6 x i8] c"franz\00"		; <[6 x i8]*> [#uses=1]
+@.str1 = internal constant [9 x i8] c"argc > 2\00"		; <[9 x i8]*> [#uses=1]
+@.str2 = internal constant [9 x i8] c"argc = 1\00"		; <[9 x i8]*> [#uses=1]
+@.str3 = internal constant [6 x i8] c"fritz\00"		; <[6 x i8]*> [#uses=1]
+@.str4 = internal constant [10 x i8] c"argc <= 1\00"		; <[10 x i8]*> [#uses=1]
+
+; CHECK:;;; %main called 5 times.
+; CHECK:;;;
+define i32 @main(i32 %argc, i8** %argv) nounwind {
+entry:
+; CHECK:entry:
+; CHECK:	;;; Basic block executed 5 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]
+	%"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
+; CHECK:	;;; Out-edge counts: [5.000000e+00 -> bb10]
+
+bb:		; preds = %bb10
+; CHECK:bb:
+; CHECK:	;;; Basic block executed 13 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
+; CHECK:	;;; Out-edge counts: [1.000000e+01 -> bb1] [3.000000e+00 -> bb8]
+
+bb1:		; preds = %bb
+; CHECK:bb1:
+; CHECK:	;;; Basic block executed 10 times.
+	store i32 0, i32* %j, align 4
+	br label %bb6
+; CHECK:	;;; Out-edge counts: [1.000000e+01 -> bb6]
+
+bb2:		; preds = %bb6
+; CHECK:bb2:
+; CHECK:	;;; Basic block executed 37 times.
+	%3 = call i32 @puts(i8* getelementptr ([6 x i8]* @.str, 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
+; CHECK:	;;; Out-edge counts: [3.600000e+01 -> bb3] [1.000000e+00 -> bb4]
+
+bb3:		; preds = %bb2
+; CHECK:bb3:
+; CHECK:	;;; Basic block executed 36 times.
+	%6 = call i32 @puts(i8* getelementptr ([9 x i8]* @.str1, i64 0, i64 0)) nounwind		; <i32> [#uses=0]
+	br label %bb5
+; CHECK:	;;; Out-edge counts: [3.600000e+01 -> bb5]
+
+bb4:		; preds = %bb2
+; CHECK:bb4:
+; CHECK:	;;; Basic block executed 1 times.
+	%7 = call i32 @puts(i8* getelementptr ([9 x i8]* @.str2, i64 0, i64 0)) nounwind		; <i32> [#uses=0]
+	br label %bb11
+; CHECK:	;;; Out-edge counts: [1.000000e+00 -> bb11]
+
+bb5:		; preds = %bb3
+; CHECK:bb5:
+; CHECK:	;;; Basic block executed 36 times.
+	%8 = call i32 @puts(i8* getelementptr ([6 x i8]* @.str3, i64 0, i64 0)) nounwind		; <i32> [#uses=0]
+	%9 = load i32* %j, align 4		; <i32> [#uses=1]
+	%10 = add i32 %9, 1		; <i32> [#uses=1]
+	store i32 %10, i32* %j, align 4
+	br label %bb6
+; CHECK:	;;; Out-edge counts: [3.600000e+01 -> bb6]
+
+bb6:		; preds = %bb5, %bb1
+; CHECK:bb6:
+; CHECK:	;;; Basic block executed 46 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
+; CHECK:	;;; Out-edge counts: [3.700000e+01 -> bb2] [9.000000e+00 -> bb7]
+
+bb7:		; preds = %bb6
+; CHECK:bb7:
+; CHECK:	;;; Basic block executed 9 times.
+	br label %bb9
+; CHECK:	;;; Out-edge counts: [9.000000e+00 -> bb9]
+
+bb8:		; preds = %bb
+; CHECK:bb8:
+; CHECK:	;;; Basic block executed 3 times.
+	%14 = call i32 @puts(i8* getelementptr ([10 x i8]* @.str4, i64 0, i64 0)) nounwind		; <i32> [#uses=0]
+	br label %bb9
+; CHECK:	;;; Out-edge counts: [3.000000e+00 -> bb9]
+
+bb9:		; preds = %bb8, %bb7
+; CHECK:bb9:
+; CHECK:	;;; Basic block executed 12 times.
+	%15 = load i32* %i, align 4		; <i32> [#uses=1]
+	%16 = add i32 %15, 1		; <i32> [#uses=1]
+	store i32 %16, i32* %i, align 4
+	br label %bb10
+; CHECK:	;;; Out-edge counts: [1.200000e+01 -> bb10]
+
+bb10:		; preds = %bb9, %entry
+; CHECK:	;;; Basic block executed 17 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
+; CHECK:	;;; Out-edge counts: [1.300000e+01 -> bb] [4.000000e+00 -> bb10.bb11_crit_edge]
+; CHECK:	;;; Basic block executed 4 times.
+; CHECK:	;;; Out-edge counts: [5.000000e+00 -> bb11]
+
+bb11:		; preds = %bb10, %bb4
+; CHECK:bb11:
+; CHECK:	;;; Basic block executed 6 times.
+	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
+
+return:		; preds = %bb11
+; CHECK:return:
+	%retval12 = load i32* %retval		; <i32> [#uses=1]
+	ret i32 %retval12
+}
+
+declare i32 @puts(i8*)
diff --git a/test/Analysis/Profiling/2009-08-21-only-one-block.ll b/test/Analysis/Profiling/2009-08-21-only-one-block.ll
new file mode 100644
index 0000000000..f990e75552
--- /dev/null
+++ b/test/Analysis/Profiling/2009-08-21-only-one-block.ll
@@ -0,0 +1,18 @@
+; RUN: llvm-as < %s | opt -insert-edge-profiling > %t1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1
+; RUN: mv llvmprof.out %t2
+; RUN: llvm-prof -print-all-code %t1 %t2 | tee %t3 | FileCheck %s
+; CHECK:  1.     1/1 main
+; CHECK:  1.   100%     1/1	main() - entry
+; ModuleID = '<stdin>'
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-unknown-linux-gnu"
+
+; CHECK:;;; %main called 1 times.
+; CHECK:;;;
+define i32 @main() nounwind readnone {
+entry:
+; CHECK:entry:
+; CHECK:	;;; Basic block executed 1 times.
+  ret i32 undef
+}
diff --git a/test/Analysis/Profiling/2009-08-21-several-blocks.ll b/test/Analysis/Profiling/2009-08-21-several-blocks.ll
new file mode 100644
index 0000000000..627a92abc7
--- /dev/null
+++ b/test/Analysis/Profiling/2009-08-21-several-blocks.ll
@@ -0,0 +1,154 @@
+; RUN: llvm-as < %s | opt -insert-edge-profiling > %t1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1 2
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1 2 3
+; RUN: lli -load %llvmlibsdir/profile_rt%shlibext %t1 1 2 3 4
+; RUN: mv llvmprof.out %t2
+; RUN: llvm-prof -print-all-code %t1 %t2 | tee %t3 | FileCheck %s
+; CHECK:  1.     5/5 main
+; CHECK:  1.  19.9%    54/272	main() - bb6
+; CHECK:  2.  15.4%    42/272	main() - bb2
+; CHECK:  3.  15.4%    42/272	main() - bb5
+; CHECK:  4.  13.2%    36/272	main() - bb3
+; CHECK:  5.  7.35%    20/272	main() - bb10
+; CHECK:  6.  5.51%    15/272	main() - bb
+; CHECK:  7.  5.51%    15/272	main() - bb9
+; CHECK:  8.  4.41%    12/272	main() - bb1
+; CHECK:  9.  4.41%    12/272	main() - bb7
+; CHECK: 10.  2.21%     6/272	main() - bb4
+; CHECK: 11.  1.84%     5/272	main() - entry
+; CHECK: 12.  1.84%     5/272	main() - bb11
+; CHECK: 13.  1.84%     5/272	main() - return
+; CHECK: 14.   1.1%     3/272	main() - bb8
+; ModuleID = '<stdin>'
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
+target triple = "x86_64-unknown-linux-gnu"
+
+@.str = private constant [6 x i8] c"franz\00", align 1 ; <[6 x i8]*> [#uses=1]
+@.str1 = private constant [9 x i8] c"argc > 2\00", align 1 ; <[9 x i8]*> [#uses=1]
+@.str2 = private constant [9 x i8] c"argc = 1\00", align 1 ; <[9 x i8]*> [#uses=1]
+@.str3 = private constant [6 x i8] c"fritz\00", align 1 ; <[6 x i8]*> [#uses=1]
+@.str4 = private constant [10 x i8] c"argc <= 1\00", align 1 ; <[10 x i8]*> [#uses=1]
+
+; CHECK:;;; %main called 5 times.
+; CHECK:;;;
+define i32 @main(i32 %argc, i8** %argv) nounwind {
+entry:
+; CHECK:entry:
+; CHECK:	;;; Basic block executed 5 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]
+  %"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
+; CHECK:	;;; Out-edge counts: [5.000000e+00 -> bb10]
+
+bb:                                               ; preds = %bb10
+; CHECK:bb:
+; CHECK:	;;; Basic block executed 15 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
+; CHECK:	;;; Out-edge counts: [1.200000e+01 -> bb1] [3.000000e+00 -> bb8]
+
+bb1:                                              ; preds = %bb
+; CHECK:bb1:
+; CHECK:	;;; Basic block executed 12 times.
+  store i32 0, i32* %j, align 4
+  br label %bb6
+; CHECK:	;;; Out-edge counts: [1.200000e+01 -> bb6]
+
+bb2:                                              ; preds = %bb6
+; CHECK:bb2:
+; CHECK:	;;; Basic block executed 42 times.
+  %3 = call i32 @puts(i8* getelementptr ([6 x i8]* @.str, 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
+; CHECK:	;;; Out-edge counts: [3.600000e+01 -> bb3] [6.000000e+00 -> bb4]
+
+bb3:                                              ; preds = %bb2
+; CHECK:bb3:
+; CHECK:	;;; Basic block executed 36 times.
+  %6 = call i32 @puts(i8* getelementptr ([9 x i8]* @.str1, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
+  br label %bb5
+; CHECK:	;;; Out-edge counts: [3.600000e+01 -> bb5]
+
+bb4:                                              ; preds = %bb2
+; CHECK:bb4:
+; CHECK:	;;; Basic block executed 6 times.
+  %7 = call i32 @puts(i8* getelementptr ([9 x i8]* @.str2, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
+  br label %bb5
+; CHECK:	;;; Out-edge counts: [6.000000e+00 -> bb5]
+
+bb5:                                              ; preds = %bb4, %bb3
+; CHECK:bb5:
+; CHECK:	;;; Basic block executed 42 times.
+  %8 = call i32 @puts(i8* getelementptr ([6 x i8]* @.str3, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
+  %9 = load i32* %j, align 4                      ; <i32> [#uses=1]
+  %10 = add i32 %9, 1                             ; <i32> [#uses=1]
+  store i32 %10, i32* %j, align 4
+  br label %bb6
+; CHECK:	;;; Out-edge counts: [4.200000e+01 -> bb6]
+
+bb6:                                              ; preds = %bb5, %bb1
+; CHECK:bb6:
+; CHECK:	;;; Basic block executed 54 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
+; CHECK:	;;; Out-edge counts: [4.200000e+01 -> bb2] [1.200000e+01 -> bb7]
+
+bb7:                                              ; preds = %bb6
+; CHECK:bb7:
+; CHECK:	;;; Basic block executed 12 times.
+  br label %bb9
+; CHECK:	;;; Out-edge counts: [1.200000e+01 -> bb9]
+
+bb8:                                              ; preds = %bb
+; CHECK:bb8:
+; CHECK:	;;; Basic block executed 3 times.
+  %14 = call i32 @puts(i8* getelementptr ([10 x i8]* @.str4, i64 0, i64 0)) nounwind ; <i32> [#uses=0]
+  br label %bb9
+; CHECK:	;;; Out-edge counts: [3.000000e+00 -> bb9]
+
+bb9:                                              ; preds = %bb8, %bb7
+; CHECK:bb9:
+; CHECK:	;;; Basic block executed 15 times.
+  %15 = load i32* %i, align 4                     ; <i32> [#uses=1]
+  %16 = add i32 %15, 1                            ; <i32> [#uses=1]
+  store i32 %16, i32* %i, align 4
+  br label %bb10
+; CHECK:	;;; Out-edge counts: [1.500000e+01 -> bb10]
+
+bb10:                                             ; preds = %bb9, %entry
+; CHECK:	;;; Basic block executed 20 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
+; CHECK:	;;; Out-edge counts: [1.500000e+01 -> bb] [5.000000e+00 -> bb11]
+
+bb11:                                             ; preds = %bb10
+; CHECK:bb11:
+  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
+; CHECK:	;;; Out-edge counts: [5.000000e+00 -> return]
+
+return:                                           ; preds = %bb11
+; CHECK:return:
+; CHECK:	;;; Basic block executed 5 times.
+  %retval12 = load i32* %retval                   ; <i32> [#uses=1]
+  ret i32 %retval12
+}
+
+declare i32 @puts(i8*)
diff --git a/test/Analysis/Profiling/dg.exp b/test/Analysis/Profiling/dg.exp
new file mode 100644
index 0000000000..1eb4755c41
--- /dev/null
+++ b/test/Analysis/Profiling/dg.exp
@@ -0,0 +1,4 @@
+load_lib llvm.exp
+
+RunLLVMTests [lsort [glob -nocomplain $srcdir/$subdir/*.{ll,c,cpp}]]
+