profiling/i386/profile-asm.s

696  * %edx is trashed.
734 	movl	$-1,%edx
735 	xchgl	%edx,A_lock(%ecx)		/* %edx == 0 if context available */
738 	SDADDNEG(%edx,V_acontext_locked(%ebx))	/* increment counter if lock was held */
741 	cmpl	$0,%edx
745 	movl	A_plist(%ecx),%edx		/* pointer to current block */
746 	cmpl	$0,%edx				/* first allocation? */
749 	cmpl	%eax,M_nfree(%edx)		/* see if we have enough space */
753 	/* %eax = bytes to allocate, %ebx = GOT, %ecx = context, %edx = memory block */
765 	movl	M_ptr(%edx),%esi		/* pointer return value */
766 	subl	%eax,M_nfree(%edx)		/* decrement bytes remaining */
767 	addl	%eax,M_nalloc(%edx)		/* increment bytes allocated */
768 	incl	M_num(%edx)			/* increment # allocations */
769 	addl	%eax,M_ptr(%edx)		/* advance pointer */
790 	movl	V_page_size(%ebx),%edx
792 	decl	%edx				/* page_size - 1 */
793 	addl	%edx,%eax			/* round up to whole number of pages */
794 	notl	%edx
795 	andl	%edx,%eax
807 	movl	%eax,%edx			/* memory block pointer */
808 	movl	%esi,M_nfree(%edx)		/* # free bytes */
811 	movl	%eax,M_first(%edx)		/* first space available */
812 	movl	%eax,M_ptr(%edx)		/* current address available */
813 	movl	%esi,M_next(%edx)		/* next memory block allocated */
814 	movl	%edx,A_plist(%ecx)		/* update current page list */
826 	movl	V_page_size(%ebx),%edx
828 	decl	%edx				/* page_size - 1 */
829 	addl	%edx,%eax			/* round up to whole number of pages */
830 	notl	%edx
831 	andl	%edx,%eax
844 	leal	A_size(%eax),%edx		/* memory block pointer */
845 	movl	%esi,M_nfree(%edx)		/* # free bytes */
847 	movl	%eax,M_first(%edx)		/* first space available */
848 	movl	%eax,M_ptr(%edx)		/* current address available */
849 	movl	$0,M_next(%edx)			/* next memory block allocated */
850 	movl	%edx,A_plist(%ecx)		/* head of memory block list */
898  *	edx --> function unqiue LCL
921  * is called.  The function label is passed in %edx, and the top two words on
937  *	edx --> function unique label
957 	movl	(%edx),%eax			/* initialized? */
981 	pushl	%edx
985 	popl	%edx
990 	xchgl	%eax,(%edx)			/* update function header */
1003  * %edx, and the top two words on the stack are the caller's address, and the
1019  *	edx --> function unqiue label
1046 	movl	(%edx),%eax			/* Gprof header allocated? */
1054 	movl	H_cache_ptr(%eax),%edx		/* last arc searched */
1055 	cmpl	%ecx,G_frompc(%edx)		/* skip if not equal */
1060 	DINC2(G_count(%edx),G_overflow(%edx))	/* bump arc count */
1073 	/* %edx = first arc searched */
1090 	movl	%edx,H_cache_ptr+4(%eax)
1103 	/* %edx = first arc searched, %esi = second arc searched */
1120 	movl	%edx,H_cache_ptr+4(%eax)
1136 	/* %edx is the unique function pointer */
1152 	movl	%edx,%esi			/* save unique function ptr */
1159 	movl	V_dummy_ptr(%ebx),%edx		/* dummy cache entry */
1161 	movl	%edx,H_cache_ptr+0(%eax)	/* store dummy cache ptrs */
1162 	movl	%edx,H_cache_ptr+4(%eax)
1163 	movl	%edx,H_cache_ptr+8(%eax)
1170 	movl	%edx,%esi			/* 2nd cached arc */
1184 	/* %edx, %esi = cached arcs that were searched */
1192 	pushl	%edx				/* save 1st arc searched */
1203 	movl	H_hash_ptr(%esi),%edx		/* hash pointer */
1206 	leal	0(%edx,%eax,4),%eax		/* pointer to hash bucket */
1207 	movl	%eax,%edx			/* save hash bucket address */
1210 	/* %edx = hash bucket address, %esi = gfunc ptr, %edi = caller's addr */
1253 	/* %edx = hash bucket address, %esi = gfunc ptr, %edi = caller's addr */
1267 	pushl	%edx
1272 	popl	%edx
1283 	movl	(%edx),%ecx			/* first hash bucket */
1286 	xchgl	%ecx,(%edx)			/* add to hash linked list */
1336  * sized word in %edx.  Previous versions did not, but this code
1419 	xorl	%edx,%edx
1428 	addl	$48,%edx			/* convert from 0..9 -> '0'..'9' */
1441 	xorl	%edx,%edx			/* 0 */
1444 	addl	$48,%edx			/* convert from 0..9 -> '0'..'9' */