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| author | Will Deacon <will.deacon@arm.com> | 2018-06-20 19:17:47 +0300 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2018-07-23 18:01:50 +0300 |
| commit | b965746306bcb058a6876d3a61b502d3dbb9fe91 (patch) | |
| tree | 8d398f05a5b4e163c108e1d3fb21a0a8028c03f6 /tools/testing/selftests/rseq/param_test.c | |
| parent | 09ffcb0d718a0b100f0bed029b830987ecf53fab (diff) | |
| download | linux-b965746306bcb058a6876d3a61b502d3dbb9fe91.tar.xz | |
rseq/selftests: Add support for arm64
Hook up arm64 support to the rseq selftests.
Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'tools/testing/selftests/rseq/param_test.c')
| -rw-r--r-- | tools/testing/selftests/rseq/param_test.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tools/testing/selftests/rseq/param_test.c b/tools/testing/selftests/rseq/param_test.c index 615252331813..fa144c556371 100644 --- a/tools/testing/selftests/rseq/param_test.c +++ b/tools/testing/selftests/rseq/param_test.c @@ -114,6 +114,26 @@ unsigned int yield_mod_cnt, nr_abort; "bne 222b\n\t" \ "333:\n\t" +#elif defined(__AARCH64EL__) + +#define RSEQ_INJECT_INPUT \ + , [loop_cnt_1] "Qo" (loop_cnt[1]) \ + , [loop_cnt_2] "Qo" (loop_cnt[2]) \ + , [loop_cnt_3] "Qo" (loop_cnt[3]) \ + , [loop_cnt_4] "Qo" (loop_cnt[4]) \ + , [loop_cnt_5] "Qo" (loop_cnt[5]) \ + , [loop_cnt_6] "Qo" (loop_cnt[6]) + +#define INJECT_ASM_REG RSEQ_ASM_TMP_REG32 + +#define RSEQ_INJECT_ASM(n) \ + " ldr " INJECT_ASM_REG ", %[loop_cnt_" #n "]\n" \ + " cbz " INJECT_ASM_REG ", 333f\n" \ + "222:\n" \ + " sub " INJECT_ASM_REG ", " INJECT_ASM_REG ", #1\n" \ + " cbnz " INJECT_ASM_REG ", 222b\n" \ + "333:\n" + #elif __PPC__ #define RSEQ_INJECT_INPUT \ |