91 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| ; Firstly test uncompression(--compress-recursion=0)
 | |
| ; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/recursion-compression-noprobe.perfscript --binary=%S/Inputs/recursion-compression-noprobe.perfbin --output=%t --compress-recursion=0 --profile-summary-hot-count=0 --csspgo-preinliner=0 --gen-cs-nested-profile=0
 | |
| ; RUN: FileCheck %s --input-file %t -check-prefix=CHECK-UNCOMPRESS
 | |
| ; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/recursion-compression-noprobe.perfscript --binary=%S/Inputs/recursion-compression-noprobe.perfbin --output=%t --profile-summary-hot-count=0 --csspgo-preinliner=0 --gen-cs-nested-profile=0
 | |
| ; RUN: FileCheck %s --input-file %t
 | |
| ; RUN: llvm-profgen --format=text --perfscript=%S/Inputs/recursion-compression-noprobe.perfscript --binary=%S/Inputs/recursion-compression-noprobe.perfbin --output=%t --compress-recursion=0 --profile-summary-hot-count=0 --csprof-max-context-depth=2 --csspgo-preinliner=0 --gen-cs-nested-profile=0
 | |
| ; RUN: FileCheck %s --input-file %t -check-prefix=CHECK-MAX-CTX-DEPTH
 | |
| 
 | |
| ; CHECK-UNCOMPRESS:[main:1 @ foo:3 @ fa:2 @ fb]:48:0
 | |
| ; CHECK-UNCOMPRESS: 1: 11
 | |
| ; CHECK-UNCOMPRESS: 2: 1 fa:1
 | |
| ; CHECK-UNCOMPRESS: 65532: 11
 | |
| ; CHECK-UNCOMPRESS:[main:1 @ foo:3 @ fa]:24:0
 | |
| ; CHECK-UNCOMPRESS: 1: 1
 | |
| ; CHECK-UNCOMPRESS: 2: 13 fb:11
 | |
| ; CHECK-UNCOMPRESS: 65527: 1
 | |
| ; CHECK-UNCOMPRESS:[main:1 @ foo]:7:0
 | |
| ; CHECK-UNCOMPRESS: 2: 1
 | |
| ; CHECK-UNCOMPRESS: 3: 2 fa:1
 | |
| ; CHECK-UNCOMPRESS:[main:1 @ foo:3 @ fa:2 @ fb:2 @ fa]:7:0
 | |
| ; CHECK-UNCOMPRESS: 1: 1
 | |
| ; CHECK-UNCOMPRESS: 2: 2 fb:1
 | |
| ; CHECK-UNCOMPRESS:[main:1 @ foo:3 @ fa:2 @ fb:2 @ fa:2 @ fb]:2:0
 | |
| ; CHECK-UNCOMPRESS: 2: 1 fa:1
 | |
| ; CHECK-UNCOMPRESS: 65532: 1
 | |
| ; CHECK-UNCOMPRESS:[main:1 @ foo:3 @ fa:2 @ fb:2 @ fa:2 @ fb:2 @ fa]:2:0
 | |
| ; CHECK-UNCOMPRESS: 4: 1
 | |
| 
 | |
| ; CHECK-MAX-CTX-DEPTH: [foo:3 @ fa:2 @ fb]:47:0
 | |
| ; CHECK-MAX-CTX-DEPTH:  1: 11
 | |
| ; CHECK-MAX-CTX-DEPTH:  65532: 11
 | |
| ; CHECK-MAX-CTX-DEPTH: [main:1 @ foo:3 @ fa]:13:0
 | |
| ; CHECK-MAX-CTX-DEPTH:  1: 1
 | |
| ; CHECK-MAX-CTX-DEPTH:  2: 2
 | |
| ; CHECK-MAX-CTX-DEPTH:  65527: 1
 | |
| ; CHECK-MAX-CTX-DEPTH: [fa:2 @ fb:2 @ fa]:8:0
 | |
| ; CHECK-MAX-CTX-DEPTH:  1: 1
 | |
| ; CHECK-MAX-CTX-DEPTH:  2: 1
 | |
| ; CHECK-MAX-CTX-DEPTH:  4: 1
 | |
| ; CHECK-MAX-CTX-DEPTH: [main:1 @ foo]:7:0
 | |
| ; CHECK-MAX-CTX-DEPTH:  2: 1
 | |
| ; CHECK-MAX-CTX-DEPTH:  3: 2 fa:1
 | |
| ; CHECK-MAX-CTX-DEPTH: [fb:2 @ fa:2 @ fb]:1:0
 | |
| ; CHECK-MAX-CTX-DEPTH:  65532: 1
 | |
| 
 | |
| 
 | |
| ;CHECK: [main:1 @ foo:3 @ fa:2 @ fb]:48:0
 | |
| ;CHECK:  1: 11
 | |
| ;CHECK:  2: 1 fa:1
 | |
| ;CHECK:  65532: 11
 | |
| ;CHECK: [main:1 @ foo:3 @ fa]:24:0
 | |
| ;CHECK:  1: 1
 | |
| ;CHECK:  2: 13 fb:11
 | |
| ;CHECK:  65527: 1
 | |
| ;CHECK: [main:1 @ foo:3 @ fa:2 @ fb:2 @ fa]:9:0
 | |
| ;CHECK:  1: 1
 | |
| ;CHECK:  2: 2 fb:1
 | |
| ;CHECK:  4: 1
 | |
| ;CHECK: [main:1 @ foo]:7:0
 | |
| ;CHECK:  2: 1
 | |
| ;CHECK:  3: 2 fa:1
 | |
| ;CHECK: [main:1 @ foo:3 @ fa:2 @ fb:2 @ fa:2 @ fb]:1:0
 | |
| ;CHECK:  65532: 1
 | |
| 
 | |
| ; original code:
 | |
| ; clang -O3 -g test.c -o a.out
 | |
| #include <stdio.h>
 | |
| 
 | |
| int fb(int n) {
 | |
|   if(n > 10) return fb(n / 2);
 | |
|   return fa(n - 1);
 | |
| }
 | |
| 
 | |
| int fa(int n) {
 | |
|   if(n < 2) return n;
 | |
|   if(n % 2) return fb(n - 1);
 | |
|   return fa(n - 1);
 | |
| }
 | |
| 
 | |
| void foo() {
 | |
|   int s, i = 0;
 | |
|   while (i++ < 10000)
 | |
|     s += fa(i);
 | |
|   printf("sum is %d\n", s);
 | |
| }
 | |
| 
 | |
| int main() {
 | |
|   foo();
 | |
|   return 0;
 | |
| }
 |