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-rw-r--r--test/profile/instrprof-value-prof.c253
1 files changed, 253 insertions, 0 deletions
diff --git a/test/profile/instrprof-value-prof.c b/test/profile/instrprof-value-prof.c
new file mode 100644
index 000000000000..3ccecbe75593
--- /dev/null
+++ b/test/profile/instrprof-value-prof.c
@@ -0,0 +1,253 @@
+// RUN: %clang_profgen -O2 -o %t %s
+// RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t 1
+// RUN: env LLVM_PROFILE_FILE=%t-2.profraw %run %t
+// RUN: llvm-profdata merge -o %t.profdata %t.profraw
+// RUN: llvm-profdata merge -o %t-2.profdata %t-2.profraw
+// RUN: llvm-profdata merge -o %t-merged.profdata %t.profraw %t-2.profdata
+// RUN: llvm-profdata show --all-functions -ic-targets %t-2.profdata | FileCheck %s -check-prefix=NO-VALUE
+// RUN: llvm-profdata show --all-functions -ic-targets %t.profdata | FileCheck %s
+// value profile merging current do sorting based on target values -- this will destroy the order of the target
+// in the list leading to comparison problem. For now just check a small subset of output.
+// RUN: llvm-profdata show --all-functions -ic-targets %t-merged.profdata | FileCheck %s -check-prefix=MERGE
+//
+// RUN: env LLVM_PROFILE_FILE=%t-3.profraw LLVM_VP_BUFFER_SIZE=1 %run %t 1
+// RUN: env LLVM_PROFILE_FILE=%t-4.profraw LLVM_VP_BUFFER_SIZE=8 %run %t 1
+// RUN: env LLVM_PROFILE_FILE=%t-5.profraw LLVM_VP_BUFFER_SIZE=128 %run %t 1
+// RUN: env LLVM_PROFILE_FILE=%t-6.profraw LLVM_VP_BUFFER_SIZE=1024 %run %t 1
+// RUN: env LLVM_PROFILE_FILE=%t-7.profraw LLVM_VP_BUFFER_SIZE=102400 %run %t 1
+// RUN: llvm-profdata merge -o %t-3.profdata %t-3.profraw
+// RUN: llvm-profdata merge -o %t-4.profdata %t-4.profraw
+// RUN: llvm-profdata merge -o %t-5.profdata %t-5.profraw
+// RUN: llvm-profdata merge -o %t-6.profdata %t-6.profraw
+// RUN: llvm-profdata merge -o %t-7.profdata %t-7.profraw
+// RUN: llvm-profdata show --all-functions -ic-targets %t-3.profdata | FileCheck %s
+// RUN: llvm-profdata show --all-functions -ic-targets %t-4.profdata | FileCheck %s
+// RUN: llvm-profdata show --all-functions -ic-targets %t-5.profdata | FileCheck %s
+// RUN: llvm-profdata show --all-functions -ic-targets %t-6.profdata | FileCheck %s
+// RUN: llvm-profdata show --all-functions -ic-targets %t-7.profdata | FileCheck %s
+
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+typedef struct __llvm_profile_data __llvm_profile_data;
+const __llvm_profile_data *__llvm_profile_begin_data(void);
+const __llvm_profile_data *__llvm_profile_end_data(void);
+void __llvm_profile_set_num_value_sites(__llvm_profile_data *Data,
+ uint32_t ValueKind,
+ uint16_t NumValueSites);
+__llvm_profile_data *
+__llvm_profile_iterate_data(const __llvm_profile_data *Data);
+void *__llvm_get_function_addr(const __llvm_profile_data *Data);
+void __llvm_profile_instrument_target(uint64_t TargetValue, void *Data,
+ uint32_t CounterIndex);
+
+#define DEF_FUNC(x) \
+ void x() {}
+#define DEF_2_FUNCS(x) DEF_FUNC(x##_1) DEF_FUNC(x##_2)
+#define DEF_4_FUNCS(x) DEF_2_FUNCS(x##_1) DEF_2_FUNCS(x##_2)
+#define DEF_8_FUNCS(x) DEF_4_FUNCS(x##_1) DEF_4_FUNCS(x##_2)
+#define DEF_16_FUNCS(x) DEF_8_FUNCS(x##_1) DEF_8_FUNCS(x##_2)
+#define DEF_32_FUNCS(x) DEF_16_FUNCS(x##_1) DEF_16_FUNCS(x##_2)
+#define DEF_64_FUNCS(x) DEF_32_FUNCS(x##_1) DEF_32_FUNCS(x##_2)
+#define DEF_128_FUNCS(x) DEF_64_FUNCS(x##_1) DEF_64_FUNCS(x##_2)
+
+#define FUNC_ADDR(x) &x,
+#define FUNC_2_ADDRS(x) FUNC_ADDR(x##_1) FUNC_ADDR(x##_2)
+#define FUNC_4_ADDRS(x) FUNC_2_ADDRS(x##_1) FUNC_2_ADDRS(x##_2)
+#define FUNC_8_ADDRS(x) FUNC_4_ADDRS(x##_1) FUNC_4_ADDRS(x##_2)
+#define FUNC_16_ADDRS(x) FUNC_8_ADDRS(x##_1) FUNC_8_ADDRS(x##_2)
+#define FUNC_32_ADDRS(x) FUNC_16_ADDRS(x##_1) FUNC_16_ADDRS(x##_2)
+#define FUNC_64_ADDRS(x) FUNC_32_ADDRS(x##_1) FUNC_32_ADDRS(x##_2)
+#define FUNC_128_ADDRS(x) FUNC_64_ADDRS(x##_1) FUNC_64_ADDRS(x##_2)
+
+DEF_8_FUNCS(callee)
+DEF_128_FUNCS(caller)
+
+void *CallerAddrs[] = {FUNC_128_ADDRS(caller)};
+void *CalleeAddrs[] = {FUNC_8_ADDRS(callee)};
+typedef struct CallerInfo {
+ void *CallerAddr;
+ uint32_t NS; /* Number value sites. */
+} CallerInfo;
+
+CallerInfo CallerInfos[128];
+
+int cmpaddr(const void *p1, const void *p2) {
+ CallerInfo *addr1 = (CallerInfo *)p1;
+ CallerInfo *addr2 = (CallerInfo *)p2;
+ return (intptr_t)addr2->CallerAddr - (intptr_t)addr1->CallerAddr;
+}
+
+int main(int argc, const char *argv[]) {
+ unsigned S, NS = 0, I, V, doInstrument = 1;
+ const __llvm_profile_data *Data, *DataEnd;
+
+ if (argc < 2)
+ doInstrument = 0;
+
+ for (I = 0; I < 128; I++) {
+ CallerInfos[I].CallerAddr = CallerAddrs[I];
+ CallerInfos[I].NS = I;
+ }
+ qsort(CallerInfos, sizeof(CallerInfos) / sizeof(CallerInfo), sizeof(CallerInfo),
+ cmpaddr);
+
+ /* We will synthesis value profile data for 128 callers functions.
+ * The number of * value sites. The number values for each value site
+ * ranges from 0 to 8. */
+
+ Data = __llvm_profile_begin_data();
+ DataEnd = __llvm_profile_end_data();
+
+ for (; Data < DataEnd; Data = __llvm_profile_iterate_data(Data)) {
+ void *func = __llvm_get_function_addr(Data);
+ CallerInfo Key, *Res;
+ Key.CallerAddr = func;
+ Res = (CallerInfo *) bsearch(&Key, CallerInfos, sizeof(CallerInfos) / sizeof(CallerInfo),
+ sizeof(CallerInfo), cmpaddr);
+ if (Res) {
+ NS = Res->NS;
+ __llvm_profile_set_num_value_sites((__llvm_profile_data *)Data,
+ 0 /*IPVK_IndirectCallTarget */, NS);
+ if (!doInstrument) {
+ continue;
+ }
+ for (S = 0; S < NS; S++) {
+ for (V = 0; V < S % 8; V++) {
+ unsigned C;
+ for (C = 0; C < V + 1; C++)
+ __llvm_profile_instrument_target((uint64_t)CalleeAddrs[V],
+ (void *)Data, S);
+ }
+ }
+ }
+ }
+}
+
+// NO-VALUE: Indirect Call Site Count: 127
+// NO-VALUE-NEXT: Indirect Target Results:
+// MERGE-LABEL: caller_1_1_1_1_2_2_1:
+// MERGE: Indirect Call Site Count: 6
+// MERGE: Indirect Target Results:
+// MERGE: [ 1, callee_1_1_1, 1 ]
+// MERGE: [ 2, callee_1_1_1, 1 ]
+// MERGE: [ 2, callee_1_1_2, 2 ]
+// MERGE: [ 3, callee_1_1_1, 1 ]
+// MERGE: [ 3, callee_1_1_2, 2 ]
+// MERGE: [ 3, callee_1_2_1, 3 ]
+// MERGE: [ 4, callee_1_1_1, 1 ]
+// MERGE: [ 4, callee_1_1_2, 2 ]
+// MERGE: [ 4, callee_1_2_1, 3 ]
+// MERGE: [ 4, callee_1_2_2, 4 ]
+// MERGE: [ 5, callee_1_1_1, 1 ]
+// MERGE: [ 5, callee_1_1_2, 2 ]
+// MERGE: [ 5, callee_1_2_1, 3 ]
+// MERGE: [ 5, callee_1_2_2, 4 ]
+// MERGE: [ 5, callee_2_1_1, 5 ]
+// MERGE-LABEL: caller_2_2_2_2_2_2_2:
+// MERGE: Indirect Call Site Count: 127
+// MERGE-NEXT: Indirect Target Results:
+// MERGE-NEXT: [ 1, callee_1_1_1, 1 ]
+// MERGE: [ 2, callee_1_1_1, 1 ]
+// MERGE: [ 2, callee_1_1_2, 2 ]
+// MERGE: [ 3, callee_1_1_1, 1 ]
+// MERGE: [ 3, callee_1_1_2, 2 ]
+// MERGE: [ 3, callee_1_2_1, 3 ]
+// CHECK-LABEL: caller_1_1_1_1_2_2_1:
+// CHECK: Indirect Call Site Count: 6
+// CHECK-NEXT: Indirect Target Results:
+// CHECK-NEXT: [ 1, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 2, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 2, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 3, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 3, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 3, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 4, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 4, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 4, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 4, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 5, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 5, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 5, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 5, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 5, callee_2_1_1, 5 ]
+// CHECK-LABEL: caller_2_2_2_2_2_2_2:
+// CHECK: Indirect Call Site Count: 127
+// CHECK-NEXT: Indirect Target Results:
+// CHECK-NEXT: [ 1, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 2, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 2, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 3, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 3, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 3, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 4, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 4, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 4, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 4, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 5, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 5, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 5, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 5, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 5, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 6, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 6, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 6, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 6, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 6, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 6, callee_2_1_2, 6 ]
+// CHECK-NEXT: [ 7, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 7, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 7, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 7, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 7, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 7, callee_2_1_2, 6 ]
+// CHECK-NEXT: [ 7, callee_2_2_1, 7 ]
+// CHECK-NEXT: [ 9, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 10, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 10, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 11, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 11, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 11, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 12, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 12, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 12, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 12, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 13, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 13, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 13, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 13, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 13, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 14, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 14, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 14, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 14, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 14, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 14, callee_2_1_2, 6 ]
+// CHECK-NEXT: [ 15, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 15, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 15, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 15, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 15, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 15, callee_2_1_2, 6 ]
+// CHECK-NEXT: [ 15, callee_2_2_1, 7 ]
+// CHECK-NEXT: [ 17, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 18, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 18, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 19, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 19, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 19, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 20, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 20, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 20, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 20, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 21, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 21, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 21, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 21, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 21, callee_2_1_1, 5 ]
+// CHECK-NEXT: [ 22, callee_1_1_1, 1 ]
+// CHECK-NEXT: [ 22, callee_1_1_2, 2 ]
+// CHECK-NEXT: [ 22, callee_1_2_1, 3 ]
+// CHECK-NEXT: [ 22, callee_1_2_2, 4 ]
+// CHECK-NEXT: [ 22, callee_2_1_1, 5 ]
+