glibc-2.2.5-hhl-powerpc-fpu.patch

linux下编译交叉工具链的工具源码

-C_TEXT(_savefpr_21):	stfd	fp21,-88(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef22)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_22)
-C_TEXT(_savef22):
-C_TEXT(_savefpr_22):	stfd	fp22,-80(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef23)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_23)
-C_TEXT(_savef23):
-C_TEXT(_savefpr_23):	stfd	fp23,-72(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef24)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_24)
-C_TEXT(_savef24):
-C_TEXT(_savefpr_24):	stfd	fp24,-64(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef25)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_25)
-C_TEXT(_savef25):
-C_TEXT(_savefpr_25):	stfd	fp25,-56(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef26)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_26)
-C_TEXT(_savef26):
-C_TEXT(_savefpr_26):	stfd	fp26,-48(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef27)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_27)
-C_TEXT(_savef27):
-C_TEXT(_savefpr_27):	stfd	fp27,-40(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef28)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_28)
-C_TEXT(_savef28):
-C_TEXT(_savefpr_28):	stfd	fp28,-32(r1)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savef29)
-		ASM_GLOBAL_DIRECTIVE C_TEXT(_savefpr_29)
-C_TEXT(_savef29):
-C_TEXT(_savefpr_29):	stfd	fp29,-24(r1)	#save f29
-			stfd	fp30,-16(r1)	#save f30
-			stfd	fp31,-8(r1)	#save f31
-			stw	r0,8(r1)	#save LR in callers frame
-			blr			#return
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/Dist glibc-2.2.5/sysdeps/powerpc/fpu/Dist
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/Dist	Wed Jan 26 17:48:02 2000
+++ glibc-2.2.5/sysdeps/powerpc/fpu/Dist	Thu Jul 10 11:43:17 2003
@@ -1,3 +1,6 @@
+fe_nomask.c
+fprrest.S
+fprsave.S
 fenv_const.c
 fenv_libc.h
 t_sqrt.c
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/Makefile glibc-2.2.5/sysdeps/powerpc/fpu/Makefile
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/Makefile	Mon Oct 11 15:29:00 1999
+++ glibc-2.2.5/sysdeps/powerpc/fpu/Makefile	Thu Jul 10 11:43:17 2003
@@ -1,3 +1,7 @@
 ifeq ($(subdir),math)
 libm-support += fenv_const fe_nomask t_sqrt
 endif
+
+ifeq ($(subdir),misc)
+sysdep_routines += fprsave fprrest
+endif
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/Versions glibc-2.2.5/sysdeps/powerpc/fpu/Versions
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/Versions	Wed Dec 31 16:00:00 1969
+++ glibc-2.2.5/sysdeps/powerpc/fpu/Versions	Thu Jul 10 11:43:17 2003
@@ -0,0 +1,6 @@
+libm {
+  GLIBC_2.1 {
+    # symbols used in macros from sysdeps/powerpc/bits/fenv.h
+    __fe_dfl_env; __fe_enabled_env; __fe_nonieee_env; __fe_nomask_env;
+  }
+}
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/__longjmp.S glibc-2.2.5/sysdeps/powerpc/fpu/__longjmp.S
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/__longjmp.S	Wed Dec 31 16:00:00 1969
+++ glibc-2.2.5/sysdeps/powerpc/fpu/__longjmp.S	Thu Jul 10 11:43:17 2003
@@ -0,0 +1,74 @@
+/* longjmp for PowerPC.
+   Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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>
+#define _ASM
+#define _SETJMP_H
+#include <bits/setjmp.h>
+#include <bp-sym.h>
+#include <bp-asm.h>
+
+ENTRY (BP_SYM (__longjmp))
+	CHECK_BOUNDS_BOTH_WIDE_LIT (r3, r8, r9, JB_SIZE)
+
+	lwz r1,(JB_GPR1*4)(r3)
+	lwz r2,(JB_GPR2*4)(r3)
+	lwz r0,(JB_LR*4)(r3)
+	lwz r14,((JB_GPRS+0)*4)(r3)
+	lfd fp14,((JB_FPRS+0*2)*4)(r3)
+	lwz r15,((JB_GPRS+1)*4)(r3)
+	lfd fp15,((JB_FPRS+1*2)*4)(r3)
+	lwz r16,((JB_GPRS+2)*4)(r3)
+	lfd fp16,((JB_FPRS+2*2)*4)(r3)
+	lwz r17,((JB_GPRS+3)*4)(r3)
+	lfd fp17,((JB_FPRS+3*2)*4)(r3)
+	lwz r18,((JB_GPRS+4)*4)(r3)
+	lfd fp18,((JB_FPRS+4*2)*4)(r3)
+	lwz r19,((JB_GPRS+5)*4)(r3)
+	lfd fp19,((JB_FPRS+5*2)*4)(r3)
+	lwz r20,((JB_GPRS+6)*4)(r3)
+	lfd fp20,((JB_FPRS+6*2)*4)(r3)
+	mtlr r0
+	lwz r21,((JB_GPRS+7)*4)(r3)
+	lfd fp21,((JB_FPRS+7*2)*4)(r3)
+	lwz r22,((JB_GPRS+8)*4)(r3)
+	lfd fp22,((JB_FPRS+8*2)*4)(r3)
+	lwz r0,(JB_CR*4)(r3)
+	lwz r23,((JB_GPRS+9)*4)(r3)
+	lfd fp23,((JB_FPRS+9*2)*4)(r3)
+	lwz r24,((JB_GPRS+10)*4)(r3)
+	lfd fp24,((JB_FPRS+10*2)*4)(r3)
+	lwz r25,((JB_GPRS+11)*4)(r3)
+	lfd fp25,((JB_FPRS+11*2)*4)(r3)
+	mtcrf 0xFF,r0
+	lwz r26,((JB_GPRS+12)*4)(r3)
+	lfd fp26,((JB_FPRS+12*2)*4)(r3)
+	lwz r27,((JB_GPRS+13)*4)(r3)
+	lfd fp27,((JB_FPRS+13*2)*4)(r3)
+	lwz r28,((JB_GPRS+14)*4)(r3)
+	lfd fp28,((JB_FPRS+14*2)*4)(r3)
+	lwz r29,((JB_GPRS+15)*4)(r3)
+	lfd fp29,((JB_FPRS+15*2)*4)(r3)
+	lwz r30,((JB_GPRS+16)*4)(r3)
+	lfd fp30,((JB_FPRS+16*2)*4)(r3)
+	lwz r31,((JB_GPRS+17)*4)(r3)
+	lfd fp31,((JB_FPRS+17*2)*4)(r3)
+	mr r3,r4
+	blr
+END (BP_SYM (__longjmp))
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/bits/setjmp.h glibc-2.2.5/sysdeps/powerpc/fpu/bits/setjmp.h
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/bits/setjmp.h	Wed Dec 31 16:00:00 1969
+++ glibc-2.2.5/sysdeps/powerpc/fpu/bits/setjmp.h	Thu Jul 10 11:43:17 2003
@@ -0,0 +1,47 @@
+/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   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.  */
+
+/* Define the machine-dependent type `jmp_buf'.  PowerPC version.  */
+
+#ifndef _SETJMP_H
+# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
+#endif
+
+/* The previous bits/setjmp.h had __jmp_buf defined as a structure.
+   We use an array of 'long int' instead, to make writing the
+   assembler easier. Naturally, user code should not depend on
+   either representation. */
+
+#if defined __USE_MISC || defined _ASM
+# define JB_GPR1   0  /* Also known as the stack pointer */
+# define JB_GPR2   1
+# define JB_LR     2  /* The address we will return to */
+# define JB_GPRS   3  /* GPRs 14 through 31 are saved, 18 in total */
+# define JB_CR     21 /* Condition code registers. */
+# define JB_FPRS   22 /* FPRs 14 through 31 are saved, 18*2 words total */
+# define JB_SIZE   (58*4)
+#endif
+
+#ifndef	_ASM
+typedef long int __jmp_buf[58];
+#endif
+
+/* Test if longjmp to JMPBUF would unwind the frame
+   containing a local variable at ADDRESS.  */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+  ((void *) (address) < (void *) (jmpbuf)[JB_GPR1])
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/fclrexcpt.c glibc-2.2.5/sysdeps/powerpc/fpu/fclrexcpt.c
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/fclrexcpt.c	Wed Dec 31 16:00:00 1969
+++ glibc-2.2.5/sysdeps/powerpc/fpu/fclrexcpt.c	Thu Jul  5 21:56:01 2001
@@ -0,0 +1,48 @@
+/* Clear given exceptions in current floating-point environment.
+   Copyright (C) 1997,99,2000,01 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <fenv_libc.h>
+
+#undef feclearexcept
+int
+__feclearexcept (int excepts)
+{
+  fenv_union_t u;
+
+  /* Get the current state.  */
+  u.fenv = fegetenv_register ();
+
+  /* Clear the relevant bits.  */
+  u.l[1] = u.l[1] & ~((-(excepts >> (31 - FPSCR_VX) & 1) & FE_ALL_INVALID)
+		      | (excepts & FPSCR_STICKY_BITS));
+
+  /* Put the new state in effect.  */
+  fesetenv_register (u.fenv);
+
+  /* Success.  */
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feclearexcept, __old_feclearexcept)
+compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
+#endif
+
+versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/fe_nomask.c glibc-2.2.5/sysdeps/powerpc/fpu/fe_nomask.c
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/fe_nomask.c	Wed Dec 31 16:00:00 1969
+++ glibc-2.2.5/sysdeps/powerpc/fpu/fe_nomask.c	Thu Jul  5 21:56:01 2001
@@ -0,0 +1,32 @@
+/* Procedure definition for FE_NOMASK_ENV.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <fenv.h>
+#include <errno.h>
+
+/* This is presently a stub, until it's decided how the kernels should
+   support this.  */
+
+const fenv_t *
+__fe_nomask_env(void)
+{
+  __set_errno (ENOSYS);
+  return FE_ENABLED_ENV;
+}
+stub_warning (__fe_nomask_env)
diff -Naur glibc-2.2.5.old/sysdeps/powerpc/fpu/fprrest.S glibc-2.2.5/sysdeps/powerpc/fpu/fprrest.S
--- glibc-2.2.5.old/sysdeps/powerpc/fpu/fprrest.S	Wed Dec 31 16:00:00 1969
+++ glibc-2.2.5/sysdeps/powerpc/fpu/fprrest.S	Thu Jul  5 21:56:01 2001
@@ -0,0 +1,94 @@
+/* Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/*
+    Floating Point Registers (FPRs) restore routine
+*/
+
+#include <sysdep.h>
+
+ENTRY(_restfpr_all)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf14)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_14)
+C_TEXT(_restf14):
+C_TEXT(_restfpr_14):	lfd	fp14,-144(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf15)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_15)
+C_TEXT(_restf15):
+C_TEXT(_restfpr_15):	lfd	fp15,-136(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf16)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_16)
+C_TEXT(_restf16):
+C_TEXT(_restfpr_16):	lfd	fp16,-128(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf17)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_17)
+C_TEXT(_restf17):
+C_TEXT(_restfpr_17):	lfd	fp17,-120(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf18)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_18)
+C_TEXT(_restf18):
+C_TEXT(_restfpr_18):	lfd	fp18,-112(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf19)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_19)
+C_TEXT(_restf19):
+C_TEXT(_restfpr_19):	lfd	fp19,-104(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf20)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_20)
+C_TEXT(_restf20):
+C_TEXT(_restfpr_20):	lfd	fp20,-96(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf21)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_21)
+C_TEXT(_restf21):
+C_TEXT(_restfpr_21):	lfd	fp21,-88(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf22)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_22)
+C_TEXT(_restf22):
+C_TEXT(_restfpr_22):	lfd	fp22,-80(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf23)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_23)
+C_TEXT(_restf23):
+C_TEXT(_restfpr_23):	lfd	fp23,-72(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf24)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_24)
+C_TEXT(_restf24):
+C_TEXT(_restfpr_24):	lfd	fp24,-64(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf25)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_25)
+C_TEXT(_restf25):
+C_TEXT(_restfpr_25):	lfd	fp25,-56(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf26)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_26)
+C_TEXT(_restf26):
+C_TEXT(_restfpr_26):	lfd	fp26,-48(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf27)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_27)
+C_TEXT(_restf27):
+C_TEXT(_restfpr_27):	lfd	fp27,-40(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf28)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_28)
+C_TEXT(_restf28):
+C_TEXT(_restfpr_28):	lfd	fp28,-32(r1)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restf29)
+		ASM_GLOBAL_DIRECTIVE C_TEXT(_restfpr_29)
+C_TEXT(_restf29):
+C_TEXT(_restfpr_29):	lwz	r0,8(r1)	#get return address from frame
+			lfd	fp29,-24(r1)    #restore f29