diff options
Diffstat (limited to 'libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-stacktrace.c')
| -rw-r--r-- | libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-stacktrace.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-stacktrace.c b/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-stacktrace.c index 4c30951..99f58b7 100644 --- a/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-stacktrace.c +++ b/libsframe/testsuite/libsframe.stacktrace/libsframest/sframe-stacktrace.c @@ -91,6 +91,10 @@ sframe_unwind (struct sframest_ctx *sf, void **ra_lst, int *ra_size) sframe_decoder_ctx *dctx; int cfa_offset, rfp_offset, ra_offset, errnum, i, count; sframe_frame_row_entry fred, *frep = &fred; +#if defined(__s390x__) + sframe_frame_row_entry fred0, *fre0p = &fred0; + int cfa0_offset; +#endif uint64_t pc, rfp, rsp, ra, sframe_vma; ucontext_t context, *cp = &context; int err = 0; @@ -161,7 +165,19 @@ sframe_unwind (struct sframest_ctx *sf, void **ra_lst, int *ra_size) if (sframe_bt_errno (&errnum)) return sframe_bt_ret_set_errno (&err, SFRAME_BT_ERR_FRE_INVAL); } +#if defined (__s390x__) + errnum = sframe_find_fre0 (dctx, pc, fre0p); + if (errnum != 0) + goto find_fre_ra_err; + + cfa0_offset = sframe_fre_get_cfa_offset (dctx, fre0p, &errnum); + if (errnum == SFRAME_ERR_FREOFFSET_NOPRESENT) + return sframe_bt_ret_set_errno (&err, SFRAME_BT_ERR_CFA_OFFSET); + + rsp = cfa - cfa0_offset; +#else rsp = cfa; +#endif pc = return_addr; /* Check if need to update the SFrame stack trace info for the return |