diff options
Diffstat (limited to 'gdb/amd64-obsd-tdep.c')
| -rw-r--r-- | gdb/amd64-obsd-tdep.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/gdb/amd64-obsd-tdep.c b/gdb/amd64-obsd-tdep.c index d5f84fc..b99b6ca 100644 --- a/gdb/amd64-obsd-tdep.c +++ b/gdb/amd64-obsd-tdep.c @@ -106,11 +106,11 @@ amd64obsd_sigcontext_addr (struct frame_info *this_frame) /* The %rsp register points at `struct sigcontext' upon entry of a signal trampoline. The relevant part of the trampoline is - call *%rax - movq %rsp, %rdi - pushq %rdi - movq $SYS_sigreturn,%rax - int $0x80 + call *%rax + movq %rsp, %rdi + pushq %rdi + movq $SYS_sigreturn,%rax + int $0x80 (see /usr/src/sys/arch/amd64/amd64/locore.S). The `pushq' instruction clobbers %rsp, but its value is saved in `%rdi'. */ @@ -238,7 +238,7 @@ amd64obsd_supply_uthread (struct regcache *regcache, sp = read_memory_unsigned_integer (sp_addr, 8, byte_order); /* Adjust the stack pointer such that it looks as if we just - returned from _thread_machdep_switch. */ + returned from _thread_machdep_switch. */ offset = amd64obsd_uthread_reg_offset[AMD64_RIP_REGNUM] + 8; store_unsigned_integer (buf, 8, byte_order, sp + offset); regcache->raw_supply (AMD64_RSP_REGNUM, buf); @@ -250,7 +250,7 @@ amd64obsd_supply_uthread (struct regcache *regcache, && (regnum == -1 || regnum == i)) { /* Fetch stack pointer from thread structure (if we didn't - do so already). */ + do so already). */ if (sp == 0) sp = read_memory_unsigned_integer (sp_addr, 8, byte_order); @@ -279,7 +279,7 @@ amd64obsd_collect_uthread (const struct regcache *regcache, int offset; /* Calculate the stack pointer (frame pointer) that will be - stored into the thread structure. */ + stored into the thread structure. */ offset = amd64obsd_uthread_reg_offset[AMD64_RIP_REGNUM] + 8; regcache->raw_collect (AMD64_RSP_REGNUM, buf); sp = extract_unsigned_integer (buf, 8, byte_order) - offset; @@ -288,7 +288,7 @@ amd64obsd_collect_uthread (const struct regcache *regcache, write_memory_unsigned_integer (sp_addr, 8, byte_order, sp); /* The stack pointer was (potentially) modified. Make sure we - build a proper stack frame. */ + build a proper stack frame. */ regnum = -1; } @@ -298,7 +298,7 @@ amd64obsd_collect_uthread (const struct regcache *regcache, && (regnum == -1 || regnum == i)) { /* Fetch stack pointer from thread structure (if we didn't - calculate it already). */ + calculate it already). */ if (sp == 0) sp = read_memory_unsigned_integer (sp_addr, 8, byte_order); |