52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* Copyright (c) 2023 Barcelona Supercomputing Center (BSC)
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* SPDX-License-Identifier: GPL-3.0-or-later */
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#include <stdio.h>
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#include "common.h"
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#include "emu/emu_prv.h"
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#include "instr.h"
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#include "instr_nanos6.h"
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/* This test attempts to create holes in the breakdown trace by creating a
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* thread that emits the first Nanos6 event later than the ovni thread execute
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* event OHx. When the breakdown model is enabled, the output breakdown PRV
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* trace should contain already a value for time=0, which is when OHx is
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* emitted. We also test that on 6W[ we emit another non-zero state.
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*
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* . .
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* OHx 6W[
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* --------------x--------------x--------------> time
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* . .
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* . .
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* breakdown ----A--------------B--------------
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* . .
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*
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* We check that A and B are not emitting 0. */
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int
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main(void)
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{
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instr_start(0, 1);
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/* Match the PRV line in the trace */
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FILE *f = fopen("match.sh", "w");
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if (f == NULL)
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die("fopen failed:");
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/* Ensure non-zero for A (first event) */
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fprintf(f, "grep ':%ld:%d:[^0][0-9]*$' ovni/nanos6-breakdown.prv\n",
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get_delta(), PRV_NANOS6_BREAKDOWN);
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instr_nanos6_worker_loop_enter();
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/* And for B */
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fprintf(f, "grep ':%ld:%d:[^0][0-9]*$' ovni/nanos6-breakdown.prv\n",
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get_delta(), PRV_NANOS6_BREAKDOWN);
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instr_nanos6_worker_loop_exit();
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instr_end();
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return 0;
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}
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