summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/sh64/crt1.S
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2008-01-08 09:40:02 +0000
committerPaul Mundt <lethal@linux-sh.org>2008-01-08 09:40:02 +0000
commit7610760bd4a084f168898955263425e50e1cf42b (patch)
treeae043d955ece6120e0c7a99bde1218601735dc12 /libc/sysdeps/linux/sh64/crt1.S
parent44784f8a3bfe9b0f56f2124dc2557052c902d788 (diff)
Switch sh64 to use __uClibc_main and the new register layout.
This was one of the stragglers still bent on __uClibc_start_main utilization, now it's only FR-V.
Diffstat (limited to 'libc/sysdeps/linux/sh64/crt1.S')
-rw-r--r--libc/sysdeps/linux/sh64/crt1.S53
1 files changed, 25 insertions, 28 deletions
diff --git a/libc/sysdeps/linux/sh64/crt1.S b/libc/sysdeps/linux/sh64/crt1.S
index 271dfbaca..1822e2dc3 100644
--- a/libc/sysdeps/linux/sh64/crt1.S
+++ b/libc/sysdeps/linux/sh64/crt1.S
@@ -34,47 +34,45 @@
NULL
*/
- .file "crt0.S"
+ .file "crt1.S"
- .globl _start
- .globl __main
-
- .type __uClibc_start_main,@function
+ .globl _start
+ .type _start,%function
+ .type main,%function
.section .text64,"xa"
.align 2 /* 2^2 = 4 */
_start:
- /* Clear the frame pointer since this is the outermost frame. */
-### mov #0, r14 # qqq
+ /* __uClibc_main (main, argc, argv, init, fini) */
+ movi __main, r18
+ or r2, r63, r18
/* Pop argc off the stack and save a pointer to argv */
- ld.l r15, 0, r2 /* argc */
- addi r15, 4, r3 /* argv */
+ ld.l r15, 0, r3 /* argc */
+ addi r15, 4, r4 /* argv */
- /* set up the value for the environment pointer r4 = (argc+1)*4+argv */
- addi r2, 1, r4 /* envp = argc + 1 */
- shlli r4, 2, r4 /* envp = envp * 4 */
- add r3, r4, r4 /* envp = envp + argv */
+ movi _init, r5
+ movi _fini, r6
/* call main() */
- movi __uClibc_start_main,r17
- ptabs/l r17,tr0
- blink tr0,r18
+ movi __uClibc_main, r17
+ ptabs/l r17, tr0
+ blink tr0, r18
/* should never get here....*/
-### movi abort@lh,r17
-### shori abort@ll,r17
- ptabs/l r17,tr0
- blink tr0,r63 /* call abort() => (r63) do not come back ... */
-
- /*
- * The following is a stub to stop the GNU toolchain
- * from calling its C-RTL initialization routines.
- */
+ movi abort, r17
+ ptabs/l r17, tr0
+ blink tr0, r63 /* call abort() => (r63) do not come back ... */
+
+/*
+ * The following is a stub to stop the GNU toolchain
+ * from calling its C-RTL initialization routines.
+ */
__main:
- ptabs/l r18,tr0
- blink tr0,r63
+ movi main, r18
+ ptabs/l r18, tr0
+ blink tr0, r63
/* Define a symbol for the first piece of initialized data. */
.data
@@ -83,4 +81,3 @@ __data_start:
.long 0
.weak data_start
data_start = __data_start
-