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rseq/selftests: Add support for arm64

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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>
This commit is contained in:
Will Deacon
2018-06-20 17:17:47 +01:00
parent 09ffcb0d71
commit b965746306
3 changed files with 616 additions and 0 deletions
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20
tools/testing/selftests/rseq/param_test.c
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@@ -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 \