m2-internship/libunwind-eh_elf
1
0
Fork 0
mirror of https://github.com/tobast/libunwind-eh_elf.git synced 2024-12-23 12:03:41 +01:00
Code Issues Releases Activity

Adjust for fact that IA64_REG_LOC now takes two arguments.

Browse source 
Special case access of NaT bits.

(Logical change 1.8)
This commit is contained in:
mostang.com!davidm 2002-02-28 16:24:48 +00:00
parent f6cd0daa97
commit ede7c575f9
1 changed files with 8 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/ia64/regs.c
View file

@ -68,7 +68,7 @@ ia64_scratch_loc (struct ia64_cursor *c, unw_regnum_t reg)
return loc; return loc;
} }
else else
return IA64_REG_LOC (reg); return IA64_REG_LOC (c, reg);
} }
/* Apply rotation to a general register. The number REG must be in /* Apply rotation to a general register. The number REG must be in
@ -274,11 +274,16 @@ access_nat (struct ia64_cursor *c, unw_word_t loc, unw_word_t reg_loc,
/* NaT bit is saved in a NaT register. This happens when a /* NaT bit is saved in a NaT register. This happens when a
general register is saved to another general general register is saved to another general
register. */ register. */
#ifdef UNW_LOCAL_ONLY
mask = ((unw_word_t) 1) << reg;
nat_loc = (unw_word_t) &c->uc->uc_mcontext.sc_nat;
#else
if (write) if (write)
ret = ia64_put (c, UNW_IA64_NAT + reg, *valp); ret = ia64_put (c, IA64_REG_LOC (c, UNW_IA64_NAT + reg), *valp);
else else
ret = ia64_get (c, UNW_IA64_NAT + reg, valp); ret = ia64_get (c, IA64_REG_LOC (c, UNW_IA64_NAT + reg), valp);
return ret; return ret;
#endif
} }
else if (reg >= 32) else if (reg >= 32)
{ {
@ -371,7 +376,6 @@ ia64_access_reg (struct ia64_cursor *c, unw_regnum_t reg, unw_word_t *valp,
reg_loc = (&c->r4_loc)[reg - (UNW_IA64_NAT + 4)]; reg_loc = (&c->r4_loc)[reg - (UNW_IA64_NAT + 4)];
return access_nat (c, loc, reg_loc, valp, write); return access_nat (c, loc, reg_loc, valp, write);
case UNW_IA64_AR_BSP: loc = c->bsp_loc; break; case UNW_IA64_AR_BSP: loc = c->bsp_loc; break;
case UNW_IA64_AR_BSPSTORE: loc = c->bspstore_loc; break; case UNW_IA64_AR_BSPSTORE: loc = c->bspstore_loc; break;
case UNW_IA64_AR_PFS: loc = c->pfs_loc; break; case UNW_IA64_AR_PFS: loc = c->pfs_loc; break;