added and modified bionic code to support SuperH architecture
modified: libc/Android.mk
new files: libc/arch-sh/bionic/*
new files: libc/arch-sh/include/*
diff --git a/libc/arch-sh/include/machine/asm.h b/libc/arch-sh/include/machine/asm.h
new file mode 100644
index 0000000..c659a9d
--- /dev/null
+++ b/libc/arch-sh/include/machine/asm.h
@@ -0,0 +1,217 @@
+/* $OpenBSD: asm.h,v 1.1.1.1 2006/10/06 21:02:55 miod Exp $ */
+/* $NetBSD: asm.h,v 1.25 2006/01/20 22:02:40 christos Exp $ */
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * William Jolitz.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * @(#)asm.h 5.5 (Berkeley) 5/7/91
+ */
+
+#ifndef _SH_ASM_H_
+#define _SH_ASM_H_
+
+#ifdef __ELF__
+# define _C_LABEL(x) x
+#else
+#ifdef __STDC__
+# define _C_LABEL(x) _ ## x
+#else
+# define _C_LABEL(x) _/**/x
+#endif
+#endif
+#define _ASM_LABEL(x) x
+
+#ifdef __STDC__
+# define __CONCAT(x,y) x ## y
+# define __STRING(x) #x
+#else
+# define __CONCAT(x,y) x/**/y
+# define __STRING(x) "x"
+#endif
+
+/* let kernels and others override entrypoint alignment */
+#ifndef _ALIGN_TEXT
+# define _ALIGN_TEXT .align 2
+#endif
+
+#ifdef __ELF__
+#define _ENTRY(x) \
+ .text ;\
+ _ALIGN_TEXT ;\
+ .globl x ;\
+ .type x,@function ;\
+ x:
+#else /* !__ELF__ */
+#define _ENTRY(x) \
+ .text ;\
+ _ALIGN_TEXT ;\
+ .globl x ;\
+ x:
+#endif /* !__ELF__ */
+
+#ifdef GPROF
+#define _PROF_PROLOGUE \
+ mov.l 1f,r1 ; \
+ mova 2f,r0 ; \
+ jmp @r1 ; \
+ nop ; \
+ .align 2 ; \
+1: .long __mcount ; \
+2:
+#else /* !GPROF */
+#define _PROF_PROLOGUE
+#endif /* !GPROF */
+
+#define ENTRY(y) _ENTRY(_C_LABEL(y)) _PROF_PROLOGUE
+#define NENTRY(y) _ENTRY(_C_LABEL(y))
+#define ASENTRY(y) _ENTRY(_ASM_LABEL(y)) _PROF_PROLOGUE
+
+#define SET_ENTRY_SIZE(y) \
+ .size _C_LABEL(y), . - _C_LABEL(y)
+
+#define SET_ASENTRY_SIZE(y) \
+ .size _ASM_LABEL(y), . - _ASM_LABEL(y)
+
+#ifdef __ELF__
+#define ALTENTRY(name) \
+ .globl _C_LABEL(name) ;\
+ .type _C_LABEL(name),@function ;\
+ _C_LABEL(name):
+#else
+#define ALTENTRY(name) \
+ .globl _C_LABEL(name) ;\
+ _C_LABEL(name):
+#endif
+
+
+/*
+ * Hide the gory details of PIC calls vs. normal calls. Use as in the
+ * following example:
+ *
+ * sts.l pr, @-sp
+ * PIC_PROLOGUE(.L_got, r0) ! saves old r12 on stack
+ * ...
+ * mov.l .L_function_1, r0
+ * 1: CALL r0 ! each call site needs a label
+ * nop
+ * ...
+ * mov.l .L_function_2, r0
+ * 2: CALL r0
+ * nop
+ * ...
+ * PIC_EPILOGUE ! restores r12 from stack
+ * lds.l @sp+, pr ! so call in right order
+ * rts
+ * nop
+ *
+ * .align 2
+ * .L_got:
+ * PIC_GOT_DATUM
+ * .L_function_1: ! if you call the same function twice
+ * CALL_DATUM(function, 1b) ! provide call datum for each call
+ * .L_function_2:
+ * CALL_DATUM(function, 2b)
+ */
+
+#ifdef PIC
+
+#define PIC_PLT(x) x@PLT
+#define PIC_GOT(x) x@GOT
+#define PIC_GOTOFF(x) x@GOTOFF
+
+#define PIC_PROLOGUE(got) \
+ mov.l r12, @-sp; \
+ PIC_PROLOGUE_NOSAVE(got)
+
+/*
+ * Functions that do non local jumps don't need to preserve r12,
+ * so we can shave off two instructions to save/restore it.
+ */
+#define PIC_PROLOGUE_NOSAVE(got) \
+ mov.l got, r12; \
+ mova got, r0; \
+ add r0, r12
+
+#define PIC_EPILOGUE \
+ mov.l @sp+, r12
+
+#define PIC_EPILOGUE_SLOT \
+ PIC_EPILOGUE
+
+#define PIC_GOT_DATUM \
+ .long _GLOBAL_OFFSET_TABLE_
+
+#define CALL bsrf
+#define JUMP braf
+
+#define CALL_DATUM(function, lpcs) \
+ .long PIC_PLT(function) - ((lpcs) + 4 - (.))
+
+/*
+ * This will result in text relocations in the shared library,
+ * unless the function is local or has hidden or protected visibility.
+ * Does not require PIC prologue.
+ */
+#define CALL_DATUM_LOCAL(function, lpcs) \
+ .long function - ((lpcs) + 4)
+
+#else /* !PIC */
+
+#define PIC_PROLOGUE(label)
+#define PIC_PROLOGUE_NOSAVE(label)
+#define PIC_EPILOGUE
+#define PIC_EPILOGUE_SLOT nop
+#define PIC_GOT_DATUM
+
+#define CALL jsr @
+#define JUMP jmp @
+
+#define CALL_DATUM(function, lpcs) \
+ .long function
+
+#define CALL_DATUM_LOCAL(function, lpcs) \
+ .long function
+
+#endif /* !PIC */
+
+
+#define ASMSTR .asciz
+
+#ifdef __ELF__
+#define WEAK_ALIAS(alias,sym) \
+ .weak _C_LABEL(alias); \
+ _C_LABEL(alias) = _C_LABEL(sym)
+#endif
+
+#define WARN_REFERENCES(_sym,_msg) \
+ .section .gnu.warning._sym; .ascii _msg; .previous
+
+#endif /* !_SH_ASM_H_ */