forked from OSchip/llvm-project
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
// Check profile with a single malloc call and set of loads and stores. Ensures
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// we get the same profile regardless of whether the memory is deallocated
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// before exit.
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// RUN: %clangxx_memprof -O0 %s -o %t
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// RUN: %env_memprof_opts=log_path=stderr %run %t 2>&1 | FileCheck %s
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// RUN: %clangxx_memprof -DFREE -O0 %s -o %t
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// RUN: %env_memprof_opts=log_path=stderr %run %t 2>&1 | FileCheck %s
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// This is actually:
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// Memory allocation stack id = STACKID
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// alloc_count 1, size (ave/min/max) 40.00 / 40 / 40
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// but we need to look for them in the same CHECK to get the correct STACKID.
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// CHECK: Memory allocation stack id = [[STACKID:[0-9]+]]{{[[:space:]].*}}alloc_count 1, size (ave/min/max) 40.00 / 40 / 40
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// CHECK-NEXT: access_count (ave/min/max): 20.00 / 20 / 20
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// CHECK-NEXT: lifetime (ave/min/max): [[AVELIFETIME:[0-9]+]].00 / [[AVELIFETIME]] / [[AVELIFETIME]]
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// CHECK-NEXT: num migrated: 0, num lifetime overlaps: 0, num same alloc cpu: 0, num same dealloc_cpu: 0
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// CHECK: Stack for id [[STACKID]]:
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// CHECK-NEXT: #0 {{.*}} in {{.*}}malloc
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// CHECK-NEXT: #1 {{.*}} in main {{.*}}:[[@LINE+6]]
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#include <stdio.h>
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#include <stdlib.h>
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int main() {
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int *p = (int *)malloc(10 * sizeof(int));
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for (int i = 0; i < 10; i++)
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p[i] = i;
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int j = 0;
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for (int i = 0; i < 10; i++)
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j += p[i];
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#ifdef FREE
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free(p);
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#endif
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return 0;
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}
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