lld/test/MachO/time-trace.s

   1 ## When running main twice, we'll also output the time trace JSON twice, which
   2 ## breaks JSON parsing.
   3 # XFAIL: main-run-twice
   4
   5 # REQUIRES: x86
   6 # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %s -o %t.o
   7
   8 ## Test implicit trace file name
   9 # RUN: %lld --time-trace --time-trace-granularity=0 -o %t1.macho %t.o
  10 # RUN: cat %t1.macho.time-trace \
  11 # RUN:   | %python -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' \
  12 # RUN:   | FileCheck %s
  13
  14 ## Test specified trace file name.
  15 # RUN: %lld --time-trace=%t2.json --time-trace-granularity=0 -o %t2.macho %t.o
  16 # RUN: cat %t2.json \
  17 # RUN:   | %python -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' \
  18 # RUN:   | FileCheck %s
  19
  20 ## Test trace requested to stdout.
  21 # RUN: %lld --time-trace=- --time-trace-granularity=0 -o %t3.macho %t.o \
  22 # RUN:   | %python -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' \
  23 # RUN:   | FileCheck %s
  24
  25 # CHECK:      "beginningOfTime": {{[0-9]{16},}}
  26 # CHECK-NEXT: "traceEvents": [
  27
  28 ## Check one event has correct fields
  29 # CHECK:      "dur":
  30 # CHECK-NEXT: "name":
  31 # CHECK-NEXT: "ph":
  32 # CHECK-NEXT: "pid":
  33 # CHECK-NEXT: "tid":
  34 # CHECK-NEXT: "ts":
  35
  36 ## Check there is an ExecuteLinker event
  37 # CHECK: "name": "ExecuteLinker"
  38
  39 ## Check process_name entry field
  40 # CHECK: "name": "ld64.lld{{(.exe)?}}"
  41 # CHECK: "name": "process_name"
  42 # CHECK: "name": "thread_name"
  43
  44 .globl _main
  45 _main:
  46   ret