JehanneOS/newlib
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

* mep/Makefile.in (SCRIPTS): Update to new config.

Browse Source 
* mep/default.ld: New.
* mep/gmap_default.ld: Change default endian to little.
* mep/sim-crt0.S: Maintain 8-byte stack alignment.
* mep/sim-crtn.S: Likewise.
This commit is contained in:
DJ Delorie
2009-04-21 18:13:32 +00:00
parent 90791a1879
commit 6e9c1e8dd5
6 changed files with 358 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
libgloss/mep/sim-crt0.S
View File

@@ -113,6 +113,17 @@ _start:
movh $sp, %uhi(__stack_table)
or3 $sp, $sp, %lo(__stack_table)
# initialize sp, gp, tp
# get CPU ID
ldc $0, $id
srl $0, 16
# load ID-specific stack pointer
sl2ad3 $0, $0, $sp # $0 = ($0 << 2) + $sp
lw $sp,($0) # $sp = *($0)
mov $0,0xfff8
and $sp, $0
#ifndef NOVEC
# copy exception vector table
@@ -294,14 +305,6 @@ _start:
.Lend_dc:
# NOVEC
#endif
# initialize sp, gp, tp
# get CPU ID
ldc $0, $id
srl $0, 16
# load ID-specific stack pointer
sl2ad3 $0, $0, $sp # $0 = ($0 << 2) + $sp
lw $sp,($0) # $sp = *($0)
mov $0, 0
movh $gp, %uhi(__sdabase)
@@ -385,13 +388,13 @@ _exit_in_progress: .word 0
.section .init
__invoke_init_section:
add $sp, -4
add $sp, -8
ldc $0, $lp
sw $0, ($sp)
.section .fini
__invoke_fini_section:
add $sp, -4
add $sp, -8
ldc $0, $lp
sw $0, ($sp)