diff options
| -rw-r--r-- | gdb/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/arm-linux-nat.c | 35 |
2 files changed, 37 insertions, 3 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 646404f..0cfbd0d 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,10 @@ 2015-06-01 Yao Qi <yao.qi@linaro.org> + * arm-linux-nat.c (fetch_vfp_regs): Use PTRACE_GETREGSET. + (store_vfp_regs): Use PTRACE_SETREGSET. + +2015-06-01 Yao Qi <yao.qi@linaro.org> + * arm-linux-nat.c (fetch_fpregister): Use PTRACE_GETREGSET. (fetch_fpregs): Likewise. * arm-linux-nat.c (store_fpregister): Use PTRACE_SETREGSET. diff --git a/gdb/arm-linux-nat.c b/gdb/arm-linux-nat.c index 2336845..b18d443 100644 --- a/gdb/arm-linux-nat.c +++ b/gdb/arm-linux-nat.c @@ -591,7 +591,17 @@ fetch_vfp_regs (struct regcache *regcache) /* Get the thread id for the ptrace call. */ tid = GET_THREAD_ID (inferior_ptid); - ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf); + if (have_ptrace_getregset) + { + struct iovec iov; + + iov.iov_base = regbuf; + iov.iov_len = VFP_REGS_SIZE; + ret = ptrace (PTRACE_GETREGSET, tid, NT_ARM_VFP, &iov); + } + else + ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf); + if (ret < 0) { warning (_("Unable to fetch VFP registers.")); @@ -617,7 +627,17 @@ store_vfp_regs (const struct regcache *regcache) /* Get the thread id for the ptrace call. */ tid = GET_THREAD_ID (inferior_ptid); - ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf); + if (have_ptrace_getregset) + { + struct iovec iov; + + iov.iov_base = regbuf; + iov.iov_len = VFP_REGS_SIZE; + ret = ptrace (PTRACE_GETREGSET, tid, NT_ARM_VFP, &iov); + } + else + ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf); + if (ret < 0) { warning (_("Unable to fetch VFP registers (for update).")); @@ -631,7 +651,16 @@ store_vfp_regs (const struct regcache *regcache) regcache_raw_collect (regcache, ARM_FPSCR_REGNUM, (char *) regbuf + 32 * 8); - ret = ptrace (PTRACE_SETVFPREGS, tid, 0, regbuf); + if (have_ptrace_getregset) + { + struct iovec iov; + + iov.iov_base = regbuf; + iov.iov_len = VFP_REGS_SIZE; + ret = ptrace (PTRACE_SETREGSET, tid, NT_ARM_VFP, &iov); + } + else + ret = ptrace (PTRACE_SETVFPREGS, tid, 0, regbuf); if (ret < 0) { |