diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog index 9020a64394637858d48c39bbd45321d4ad575b61..78700d7a15c8ddadf42d6a847f4567fa28930cb9 100644 --- a/libgcc/ChangeLog +++ b/libgcc/ChangeLog @@ -1,3 +1,8 @@ +2013-07-23 Andreas Krebbel <Andreas.Krebbel@de.ibm.com> + + * config/s390/linux-unwind.h: Use the proper dwarf to hard reg + mapping for FPRs when creating the fallback framestate. + 2013-07-19 Georg-Johann Lay <avr@gjlay.de> PR target/57516 diff --git a/libgcc/config/s390/linux-unwind.h b/libgcc/config/s390/linux-unwind.h index e497ce38d3ac1a7d71d2f524e3cefb854cbb3591..686091697072775f821b5580a263e17f1ba63df4 100644 --- a/libgcc/config/s390/linux-unwind.h +++ b/libgcc/config/s390/linux-unwind.h @@ -31,6 +31,8 @@ static _Unwind_Reason_Code s390_fallback_frame_state (struct _Unwind_Context *context, _Unwind_FrameState *fs) { + static const unsigned char dwarf_to_fpr_map[16] = + { 0, 2, 4, 6, 1, 3, 5, 7, 8, 10, 12, 14, 9, 11, 13, 15 }; unsigned char *pc = context->ra; long new_cfa; int i; @@ -112,7 +114,7 @@ s390_fallback_frame_state (struct _Unwind_Context *context, { fs->regs.reg[16+i].how = REG_SAVED_OFFSET; fs->regs.reg[16+i].loc.offset = - (long)®s->fprs[i] - new_cfa; + (long)®s->fprs[dwarf_to_fpr_map[i]] - new_cfa; } /* Load return addr from PSW into dummy register 32. */