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(access_nat): Fix that NaT-location calculation for the case where the NaT

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is on the memory stack.

(Logical change 1.178)
This commit is contained in:
hp.com!davidm 2004-02-27 00:54:27 +00:00
parent 8d735e0c76
commit c4d1b80bfe
1 changed files with 6 additions and 1 deletions
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7
src/ia64/Gregs-ia64.c
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@ -24,6 +24,7 @@ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
#include <assert.h> #include <assert.h>
#include <stddef.h>
#include "offsets.h" #include "offsets.h"
#include "regs.h" #include "regs.h"
@ -281,7 +282,11 @@ access_nat (struct cursor *c, ia64_loc_t loc, ia64_loc_t reg_loc,
if (IA64_IS_MEMSTK_NAT (loc)) if (IA64_IS_MEMSTK_NAT (loc))
{ {
nat_loc = IA64_LOC_ADDR (IA64_GET_ADDR (loc), 0); nat_loc = loc;
if (IA64_IS_NULL_LOC (nat_loc))
/* There was no primary UNaT, implying that the NaT bits are
still in ar.unat. This can happen for leaf-routines. */
nat_loc = c->loc[IA64_REG_UNAT];
assert (!IA64_IS_REG_LOC (reg_loc)); assert (!IA64_IS_REG_LOC (reg_loc));
mask = (unw_word_t) 1 << ia64_rse_slot_num (IA64_GET_ADDR (reg_loc)); mask = (unw_word_t) 1 << ia64_rse_slot_num (IA64_GET_ADDR (reg_loc));
} }