diff options
| -rw-r--r-- | sysdeps/s390/s390-32/dl-machine.h | 46 | ||||
| -rw-r--r-- | sysdeps/s390/s390-64/dl-machine.h | 16 |
2 files changed, 0 insertions, 62 deletions
diff --git a/sysdeps/s390/s390-32/dl-machine.h b/sysdeps/s390/s390-32/dl-machine.h index 4392abb355..b69787b0ad 100644 --- a/sysdeps/s390/s390-32/dl-machine.h +++ b/sysdeps/s390/s390-32/dl-machine.h @@ -186,52 +186,6 @@ _dl_start_user:\n\ # Point %r12 at the GOT.\n\ l %r12,.Ladr0-.Llit(%r13)\n\ ar %r12,%r13\n\ - # See if we were run as a command with the executable file\n\ - # name as an extra leading argument.\n\ - l %r1,_dl_skip_args@GOT(%r12)\n\ - l %r1,0(%r1) # load _dl_skip_args\n\ - ltr %r1,%r1\n\ - je 4f # Skip the arg adjustment if there were none.\n\ - # Get the original argument count.\n\ - l %r0,96(%r15)\n\ - # Subtract _dl_skip_args from it.\n\ - sr %r0,%r1\n\ - # Store back the modified argument count.\n\ - st %r0,96(%r15)\n\ - # Copy argv and envp forward to account for skipped argv entries.\n\ - # We skipped at least one argument or we would not get here.\n\ - la %r6,100(%r15) # Destination pointer i.e. &argv[0]\n\ - lr %r5,%r6\n\ - lr %r0,%r1\n\ - sll %r0,2\n # Number of skipped bytes.\n\ - ar %r5,%r0 # Source pointer = Dest + Skipped args.\n\ - # argv copy loop:\n\ -1: l %r7,0(%r5) # Load a word from the source.\n\ - st %r7,0(%r6) # Store the word in the destination.\n\ - ahi %r5,4\n\ - ahi %r6,4\n\ - ltr %r7,%r7\n\ - jne 1b # Stop after copying the NULL.\n\ - # envp copy loop:\n\ -2: l %r7,0(%r5) # Load a word from the source.\n\ - st %r7,0(%r6) # Store the word in the destination.\n\ - ahi %r5,4\n\ - ahi %r6,4\n\ - ltr %r7,%r7\n\ - jne 2b # Stop after copying the NULL.\n\ - # Now we have to zero out the envp entries after NULL to allow\n\ - # start.S to properly find auxv by skipping zeroes.\n\ - # zero out loop:\n\ - lhi %r7,0\n\ -3: st %r7,0(%r6) # Store zero.\n\ - ahi %r6,4 # Advance dest pointer.\n\ - ahi %r1,-1 # Subtract one from the word count.\n\ - ltr %r1,%r1\n\ - jne 3b # Keep copying if the word count is non-zero.\n\ - # Adjust _dl_argv\n\ - la %r6,100(%r15)\n\ - l %r1,_dl_argv@GOT(%r12)\n\ - st %r6,0(%r1)\n\ # The special initializer gets called with the stack just\n\ # as the application's entry point will see it; it can\n\ # switch stacks if it moves these contents over.\n\ diff --git a/sysdeps/s390/s390-64/dl-machine.h b/sysdeps/s390/s390-64/dl-machine.h index 7a94b3a7a6..74be0552dc 100644 --- a/sysdeps/s390/s390-64/dl-machine.h +++ b/sysdeps/s390/s390-64/dl-machine.h @@ -167,22 +167,6 @@ _dl_start_user:\n\ lgr %r8,%r2\n\ # Point %r12 at the GOT.\n\ larl %r12,_GLOBAL_OFFSET_TABLE_\n\ - # See if we were run as a command with the executable file\n\ - # name as an extra leading argument.\n\ - lghi %r1,_dl_skip_args@GOT\n\ - lg %r1,0(%r1,%r12)\n\ - lgf %r1,0(%r1) # load _dl_skip_args\n\ - # Get the original argument count.\n\ - lg %r0,160(%r15)\n\ - # Subtract _dl_skip_args from it.\n\ - sgr %r0,%r1\n\ - # Adjust the stack pointer to skip _dl_skip_args words.\n\ - sllg %r1,%r1,3\n\ - agr %r15,%r1\n\ - # Set the back chain to zero again\n\ - xc 0(8,%r15),0(%r15)\n\ - # Store back the modified argument count.\n\ - stg %r0,160(%r15)\n\ # The special initializer gets called with the stack just\n\ # as the application's entry point will see it; it can\n\ # switch stacks if it moves these contents over.\n\ |