diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2008-01-08 09:40:02 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2008-01-08 09:40:02 +0000 |
| commit | 7610760bd4a084f168898955263425e50e1cf42b (patch) | |
| tree | ae043d955ece6120e0c7a99bde1218601735dc12 /libc/sysdeps/linux/sh64/crt1.S | |
| parent | 44784f8a3bfe9b0f56f2124dc2557052c902d788 (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.S | 53 |
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 - |