1 // Test instrumentation of general constructs in objective C. 2 3 // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name objc-general.m %s -o - -emit-llvm -fblocks -fprofile-instr-generate | FileCheck -check-prefix=PGOGEN %s 4 5 // RUN: llvm-profdata merge %S/Inputs/objc-general.proftext -o %t.profdata 6 // RUN: %clang_cc1 -triple x86_64-apple-macosx10.9 -main-file-name objc-general.m %s -o - -emit-llvm -fblocks -fprofile-instr-use=%t.profdata | FileCheck -check-prefix=PGOUSE %s 7 8 #ifdef HAVE_FOUNDATION 9 10 // Use this to build an instrumented version to regenerate the input file. 11 #import <Foundation/Foundation.h> 12 13 #else 14 15 // Minimal definitions to get this to compile without Foundation.h. 16 17 @protocol NSObject 18 @end 19 20 @interface NSObject <NSObject> 21 - (id)init; 22 + (id)alloc; 23 @end 24 25 struct NSFastEnumerationState; 26 @interface NSArray : NSObject 27 - (unsigned long) countByEnumeratingWithState: (struct NSFastEnumerationState*) state 28 objects: (id*) buffer 29 count: (unsigned long) bufferSize; 30 +(NSArray*) arrayWithObjects: (id) first, ...; 31 @end; 32 #endif 33 34 // PGOGEN: @[[FRC:"__llvm_profile_counters_\+\[A foreach:\]"]] = internal global [2 x i64] zeroinitializer 35 // PGOGEN: @[[BLC:"__llvm_profile_counters___13\+\[A foreach:\]_block_invoke"]] = internal global [2 x i64] zeroinitializer 36 // PGOGEN: @[[MAC:__llvm_profile_counters_main]] = hidden global [1 x i64] zeroinitializer 37 38 @interface A : NSObject 39 + (void)foreach: (NSArray *)array; 40 @end 41 42 @implementation A 43 // PGOGEN: define {{.*}}+[A foreach:] 44 // PGOUSE: define {{.*}}+[A foreach:] 45 // PGOGEN: store {{.*}} @[[FRC]], i64 0, i64 0 46 + (void)foreach: (NSArray *)array 47 { 48 __block id result; 49 // PGOGEN: store {{.*}} @[[FRC]], i64 0, i64 1 50 // PGOUSE: br {{.*}} !prof ![[FR1:[0-9]+]] 51 // PGOUSE: br {{.*}} !prof ![[FR2:[0-9]+]] 52 for (id x in array) { 53 // PGOGEN: define {{.*}}_block_invoke 54 // PGOUSE: define {{.*}}_block_invoke 55 // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 0 56 ^{ static int init = 0; 57 // PGOGEN: store {{.*}} @[[BLC]], i64 0, i64 1 58 // PGOUSE: br {{.*}} !prof ![[BL1:[0-9]+]] 59 if (init) 60 result = x; 61 init = 1; }(); 62 } 63 } 64 @end 65 66 // PGOUSE-DAG: ![[FR1]] = metadata !{metadata !"branch_weights", i32 2, i32 3} 67 // PGOUSE-DAG: ![[FR2]] = metadata !{metadata !"branch_weights", i32 3, i32 2} 68 // PGOUSE-DAG: ![[BL1]] = metadata !{metadata !"branch_weights", i32 2, i32 2} 69 70 int main(int argc, const char *argv[]) { 71 A *a = [[A alloc] init]; 72 NSArray *array = [NSArray arrayWithObjects: @"0", @"1", (void*)0]; 73 [A foreach: array]; 74 return 0; 75 } 76
