about summary refs log tree commit diff
path: root/sysdeps/sparc/sparc64/strspn.S
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/sparc/sparc64/strspn.S')
-rw-r--r--sysdeps/sparc/sparc64/strspn.S211
1 files changed, 211 insertions, 0 deletions
diff --git a/sysdeps/sparc/sparc64/strspn.S b/sysdeps/sparc/sparc64/strspn.S
new file mode 100644
index 0000000000..de440c0755
--- /dev/null
+++ b/sysdeps/sparc/sparc64/strspn.S
@@ -0,0 +1,211 @@
+/* strspn (str, ss) -- Return the length of the maximum initial segment
+		       of S which contains only characters in ACCEPT.
+   For SPARC v9.
+   Copyright (C) 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jakub Jelinek <jj@ultra.linux.cz>
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <sysdep.h>
+#include <asm/asi.h>
+#ifndef XCC
+#define XCC xcc
+#define STACK_SIZE	128
+#define STACK_OFFSET	128+0x7ff
+#else
+#define STACK_SIZE	64
+#define STACK_OFFSET	64
+#endif
+
+	.text
+	.align		32
+ENTRY(strspn)
+	sub		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	mov		1, %o4				/* IEU1				*/
+	stx		%g0, [%sp + STACK_OFFSET]	/* Store	Group		*/
+	mov		%o0, %g7			/* IEU0				*/
+
+	stx		%g0, [%sp + STACK_OFFSET + 8]	/* Store	Group		*/
+	add		%sp, STACK_OFFSET, %o5		/* IEU0				*/
+	stx		%g0, [%sp + STACK_OFFSET + 16]	/* Store	Group		*/
+	stx		%g0, [%sp + STACK_OFFSET + 24]	/* Store	Group		*/
+
+1:	ldub		[%o1], %o2			/* Load		Group		*/
+	brz,pn		%o2, 2f				/* CTI+IEU1	Group		*/
+	 srl		%o2, 3, %o3			/* IEU0				*/
+	and		%o3, 0x18, %o3			/* IEU0		Group		*/
+
+	and		%o2, 0x3f, %o2			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+	sllx		%o4, %o2, %g1			/* IEU0				*/
+	add		%o1, 1, %o1			/* IEU1				*/
+
+	or		%g2, %g1, %g2			/* IEU0		Group		*/
+	ba,pt		%xcc, 1b			/* CTI				*/
+	 stx		%g2, [%o5 + %o3]		/* Store			*/
+2:	andcc		%o0, 7, %g0			/* IEU1		Group		*/
+
+	be,a,pt		%xcc, 4f			/* CTI				*/
+	 ldx		[%o0], %o2			/* Load				*/
+	ldub		[%o0], %o2			/* Load		Group		*/
+3:	srl		%o2, 3, %o3			/* IEU0		Group		*/
+
+	and		%o2, 0x3f, %o2			/* IEU1				*/
+	and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+	sllx		%o4, %o2, %g1			/* IEU0				*/
+
+	add		%o0, 1, %o0			/* IEU1				*/
+	andcc		%g2, %g1, %g0			/* IEU1		Group		*/
+	be,pn		%xcc, 12f			/* CTI				*/
+	 andcc		%o0, 7, %g0			/* IEU1		Group		*/
+
+	bne,a,pt	%icc, 3b			/* CTI				*/
+	 ldub		[%o0], %o2			/* Load				*/
+	ldx		[%o0], %o2			/* Load		Group		*/
+4:	srlx		%o2, 59, %o3			/* IEU0		Group		*/
+
+	srlx		%o2, 56, %g3			/* IEU0		Group		*/
+5:	and		%o3, 0x18, %o3			/* IEU1				*/
+	andcc		%g3, 0x3f, %g3			/* IEU1		Group		*/
+	ldx		[%o5 + %o3], %g2		/* Load				*/
+
+	srlx		%o2, 51, %o3			/* IEU0				*/
+	sllx		%o4, %g3, %g1			/* IEU0		Group		*/
+	srlx		%o2, 48, %g3			/* IEU0		Group		*/
+	andcc		%g2, %g1, %g2			/* IEU1				*/
+
+	be,pn		%xcc, 13f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+
+	srlx		%o2, 43, %o3			/* IEU0				*/
+	sllx		%o4, %g3, %g1			/* IEU0		Group		*/
+	srlx		%o2, 40, %g3			/* IEU0		Group		*/
+	andcc		%g2, %g1, %g2			/* IEU1				*/
+
+	be,pn		%xcc, 14f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+
+	srlx		%o2, 35, %o3			/* IEU0				*/
+	sllx		%o4, %g3, %g1			/* IEU0		Group		*/
+	srlx		%o2, 32, %g3			/* IEU0		Group		*/
+	andcc		%g2, %g1, %g2			/* IEU1				*/
+
+	be,pn		%xcc, 15f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+
+	srlx		%o2, 27, %o3			/* IEU0				*/
+	sllx		%o4, %g3, %g1			/* IEU0		Group		*/
+	srlx		%o2, 24, %g3			/* IEU0		Group		*/
+	andcc		%g2, %g1, %g2			/* IEU1				*/
+
+	be,pn		%xcc, 16f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+
+	srlx		%o2, 19, %o3			/* IEU0				*/
+	sllx		%o4, %g3, %g1			/* IEU0		Group		*/
+	srlx		%o2, 16, %g3			/* IEU0		Group		*/
+	andcc		%g2, %g1, %g2			/* IEU1				*/
+
+	be,pn		%xcc, 17f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+
+	srlx		%o2, 11, %o3			/* IEU0				*/
+	sllx		%o4, %g3, %g1			/* IEU0		Group		*/
+	add		%o0, 8, %o0			/* IEU1				*/
+	srlx		%o2, 8, %g3			/* IEU0		Group		*/
+
+	andcc		%g2, %g1, %g2			/* IEU1				*/
+	be,pn		%xcc, 18f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+	sllx		%o4, %g3, %g1			/* IEU0				*/
+	mov		%o2, %g3			/* IEU1				*/
+	srlx		%o2, 3, %o3			/* IEU0		Group		*/
+
+	ldxa		[%o0] ASI_PNF, %o2		/* Load				*/
+	andcc		%g2, %g1, %g2			/* IEU1		Group		*/
+	be,pn		%xcc, 19f			/* CTI				*/
+	 and		%o3, 0x18, %o3			/* IEU0		Group		*/
+
+	and		%g3, 0x3f, %g3			/* IEU1				*/
+	ldx		[%o5 + %o3], %g2		/* Load		Group		*/
+	sllx		%o4, %g3, %g1			/* IEU0				*/
+	srlx		%o2, 59, %o3			/* IEU0		Group		*/
+
+	andcc		%g2, %g1, %g2			/* IEU1		Group		*/
+	bne,pt		%xcc, 5b			/* CTI				*/
+	 srlx		%o2, 56, %g3			/* IEU0		Group		*/
+	sub		%o0, 1, %o0			/* IEU1				*/
+
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+	.align		16
+19:	sub		%o0, 2, %o0			/* IEU1				*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+18:	sub		%o0, 3, %o0			/* IEU1				*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+17:	add		%o0, 4, %o0			/* IEU1				*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+16:	add		%o0, 3, %o0			/* IEU1				*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+15:	add		%o0, 2, %o0			/* IEU1				*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+14:	add		%o0, 1, %o0			/* IEU1				*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU0		Group		*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+13:	add		%sp, STACK_SIZE+32, %sp		/* IEU1				*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+
+	.align		16
+12:	sub		%o0, 1, %o0			/* IEU0		Group		*/
+	add		%sp, STACK_SIZE+32, %sp		/* IEU1				*/
+	retl						/* CTI+IEU1	Group		*/
+	 sub		%o0, %g7, %o0			/* IEU0				*/
+END(strspn)