dl-machine-sparc.patch

linux下编译交叉工具链的工具源码

--- glibc-2.2.5/sysdeps/sparc/sparc32/dl-machine.h.old	Sat Jun  7 18:19:03 2003
+++ glibc-2.2.5/sysdeps/sparc/sparc32/dl-machine.h	Sat Jun  7 18:20:04 2003
@@ -148,23 +148,23 @@
    and then redirect to the address it returns.  */
 #define TRAMPOLINE_TEMPLATE(tramp_name, fixup_name)	\
   asm ( "\
-	.text
-	.globl	" #tramp_name "
-	.type	" #tramp_name ", @function
-	.align	32
-" #tramp_name ":
-	/* Set up the arguments to fixup --
-	   %o0 = link_map out of plt0
-	   %o1 = offset of reloc entry
-	   %o2 = return address  */
-	ld	[%o7 + 8], %o0
-	srl	%g1, 10, %o1
-	mov	%i7, %o2
-	call	" #fixup_name "
-	 sub	%o1, 4*12, %o1
-	jmp	%o0
-	 restore
-	.size	" #tramp_name ", . - " #tramp_name "
+	.text\n\
+	.globl	" #tramp_name "\n\
+	.type	" #tramp_name ", @function\n\
+	.align	32\n\
+" #tramp_name ":\n\
+	/* Set up the arguments to fixup --\n\
+	   %o0 = link_map out of plt0\n\
+	   %o1 = offset of reloc entry\n\
+	   %o2 = return address  */\n\
+	ld	[%o7 + 8], %o0\n\
+	srl	%g1, 10, %o1\n\
+	mov	%i7, %o2\n\
+	call	" #fixup_name "\n\
+	 sub	%o1, 4*12, %o1\n\
+	jmp	%o0\n\
+	 restore\n\
+	.size	" #tramp_name ", . - " #tramp_name "\n\
 	.previous")
 
 #ifndef PROF
@@ -199,96 +199,96 @@
    its return value is the user program's entry point.  */
 
 #define RTLD_START __asm__ ("\
-	.text
-	.globl	_start
-	.type	_start, @function
-	.align	32
-_start:
-  /* Allocate space for functions to drop their arguments.  */
-	sub	%sp, 6*4, %sp
-  /* Pass pointer to argument block to _dl_start.  */
-	call	_dl_start
-	 add	%sp, 22*4, %o0
-	/* FALTHRU */
-	.globl	_dl_start_user
-	.type	_dl_start_user, @function
-_dl_start_user:
-  /* Load the PIC register.  */
-1:	call	2f
-	 sethi	%hi(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7
-2:	or	%l7, %lo(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7
-	add	%l7, %o7, %l7
-  /* Save the user entry point address in %l0 */
-	mov	%o0, %l0
-  /* Store the highest stack address.  */
-	sethi	%hi(__libc_stack_end), %g2
-	or	%g2, %lo(__libc_stack_end), %g2
-	ld	[%l7 + %g2], %l1
-	sethi	%hi(_dl_skip_args), %g2
-	add	%sp, 6*4, %l2
-	or	%g2, %lo(_dl_skip_args), %g2
-	st	%l2, [%l1]
-  /* See if we were run as a command with the executable file name as an
-     extra leading argument.  If so, adjust the contents of the stack.  */
-	ld	[%l7+%g2], %i0
-	ld	[%i0], %i0
-	tst	%i0
-	beq	3f
-	 ld	[%sp+22*4], %i5		/* load argc */
-	/* Find out how far to shift.  */
-	sethi	%hi(_dl_argv), %l3
-	or	%l3, %lo(_dl_argv), %l3
-	ld	[%l7+%l3], %l3
-	sub	%i5, %i0, %i5
-	ld	[%l3], %l4
-	sll	%i0, 2, %i2
-	st	%i5, [%sp+22*4]
-	sub	%l4, %i2, %l4
-	add	%sp, 23*4, %i1
-	add	%i1, %i2, %i2
-	st	%l4, [%l3]
-	/* Copy down argv */
-21:	ld	[%i2], %i3
-	add	%i2, 4, %i2
-	tst	%i3
-	st	%i3, [%i1]
-	bne	21b
-	 add	%i1, 4, %i1
-	/* Copy down env */
-22:	ld	[%i2], %i3
-	add	%i2, 4, %i2
-	tst	%i3
-	st	%i3, [%i1]
-	bne	22b
-	 add	%i1, 4, %i1
-	/* Copy down auxiliary table.  */
-23:	ld	[%i2], %i3
-	ld	[%i2+4], %i4
-	add	%i2, 8, %i2
-	tst	%i3
-	st	%i3, [%i1]
-	st	%i4, [%i1+4]
-	bne	23b
-	 add	%i1, 8, %i1
-  /* %o0 = _dl_loaded, %o1 = argc, %o2 = argv, %o3 = envp.  */
-3:	sethi	%hi(_dl_loaded), %o0
-	add	%sp, 23*4, %o2
-	orcc	%o0, %lo(_dl_loaded), %o0
-	sll	%i5, 2, %o3
-	ld	[%l7+%o0], %o0
-	add	%o3, 4, %o3
-	mov	%i5, %o1
-	add	%o2, %o3, %o3
-	call	_dl_init
-	 ld	[%o0], %o0
-  /* Pass our finalizer function to the user in %g1.  */
-	sethi	%hi(_dl_fini), %g1
-	or	%g1, %lo(_dl_fini), %g1
-	ld	[%l7+%g1], %g1
-  /* Jump to the user's entry point and deallocate the extra stack we got.  */
-	jmp	%l0
-	 add	%sp, 6*4, %sp
-	.size   _dl_start_user, . - _dl_start_user
+	.text\n\
+	.globl	_start\n\
+	.type	_start, @function\n\
+	.align	32\n\
+_start:\n\
+  /* Allocate space for functions to drop their arguments.  */\n\
+	sub	%sp, 6*4, %sp\n\
+  /* Pass pointer to argument block to _dl_start.  */\n\
+	call	_dl_start\n\
+	 add	%sp, 22*4, %o0\n\
+	/* FALTHRU */\n\
+	.globl	_dl_start_user\n\
+	.type	_dl_start_user, @function\n\
+_dl_start_user:\n\
+  /* Load the PIC register.  */\n\
+1:	call	2f\n\
+	 sethi	%hi(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7\n\
+2:	or	%l7, %lo(_GLOBAL_OFFSET_TABLE_-(1b-.)), %l7\n\
+	add	%l7, %o7, %l7\n\
+  /* Save the user entry point address in %l0 */\n\
+	mov	%o0, %l0\n\
+  /* Store the highest stack address.  */\n\
+	sethi	%hi(__libc_stack_end), %g2\n\
+	or	%g2, %lo(__libc_stack_end), %g2\n\
+	ld	[%l7 + %g2], %l1\n\
+	sethi	%hi(_dl_skip_args), %g2\n\
+	add	%sp, 6*4, %l2\n\
+	or	%g2, %lo(_dl_skip_args), %g2\n\
+	st	%l2, [%l1]\n\
+  /* See if we were run as a command with the executable file name as an\n\
+     extra leading argument.  If so, adjust the contents of the stack.  */\n\
+	ld	[%l7+%g2], %i0\n\
+	ld	[%i0], %i0\n\
+	tst	%i0\n\
+	beq	3f\n\
+	 ld	[%sp+22*4], %i5		/* load argc */\n\
+	/* Find out how far to shift.  */\n\
+	sethi	%hi(_dl_argv), %l3\n\
+	or	%l3, %lo(_dl_argv), %l3\n\
+	ld	[%l7+%l3], %l3\n\
+	sub	%i5, %i0, %i5\n\
+	ld	[%l3], %l4\n\
+	sll	%i0, 2, %i2\n\
+	st	%i5, [%sp+22*4]\n\
+	sub	%l4, %i2, %l4\n\
+	add	%sp, 23*4, %i1\n\
+	add	%i1, %i2, %i2\n\
+	st	%l4, [%l3]\n\
+	/* Copy down argv */\n\
+21:	ld	[%i2], %i3\n\
+	add	%i2, 4, %i2\n\
+	tst	%i3\n\
+	st	%i3, [%i1]\n\
+	bne	21b\n\
+	 add	%i1, 4, %i1\n\
+	/* Copy down env */\n\
+22:	ld	[%i2], %i3\n\
+	add	%i2, 4, %i2\n\
+	tst	%i3\n\
+	st	%i3, [%i1]\n\
+	bne	22b\n\
+	 add	%i1, 4, %i1\n\
+	/* Copy down auxiliary table.  */\n\
+23:	ld	[%i2], %i3\n\
+	ld	[%i2+4], %i4\n\
+	add	%i2, 8, %i2\n\
+	tst	%i3\n\
+	st	%i3, [%i1]\n\
+	st	%i4, [%i1+4]\n\
+	bne	23b\n\
+	 add	%i1, 8, %i1\n\
+  /* %o0 = _dl_loaded, %o1 = argc, %o2 = argv, %o3 = envp.  */\n\
+3:	sethi	%hi(_dl_loaded), %o0\n\
+	add	%sp, 23*4, %o2\n\
+	orcc	%o0, %lo(_dl_loaded), %o0\n\
+	sll	%i5, 2, %o3\n\
+	ld	[%l7+%o0], %o0\n\
+	add	%o3, 4, %o3\n\
+	mov	%i5, %o1\n\
+	add	%o2, %o3, %o3\n\
+	call	_dl_init\n\
+	 ld	[%o0], %o0\n\
+  /* Pass our finalizer function to the user in %g1.  */\n\
+	sethi	%hi(_dl_fini), %g1\n\
+	or	%g1, %lo(_dl_fini), %g1\n\
+	ld	[%l7+%g1], %g1\n\
+  /* Jump to the user's entry point and deallocate the extra stack we got.  */\n\
+	jmp	%l0\n\
+	 add	%sp, 6*4, %sp\n\
+	.size   _dl_start_user, . - _dl_start_user\n\
 	.previous");
 
 static inline Elf32_Addr