diff options
Diffstat (limited to 'patches/gcc/3.4.3/pr16201-fix.patch')
| -rw-r--r-- | patches/gcc/3.4.3/pr16201-fix.patch | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/patches/gcc/3.4.3/pr16201-fix.patch b/patches/gcc/3.4.3/pr16201-fix.patch deleted file mode 100644 index be3fec9..0000000 --- a/patches/gcc/3.4.3/pr16201-fix.patch +++ /dev/null @@ -1,149 +0,0 @@ -See http://gcc.gnu.org/PR16201 - -Should fix "bad immediate value for offset" errors for several flavors of arm, e.g. - -/tmp/ccmdoQyg.s: Assembler messages: -/tmp/ccmdoQyg.s:6235: Error: bad immediate value for offset (4096) -make[2]: *** [crosstool-0.32/build/arm-xscale-linux-gnu/gcc-3.4.3-glibc-2.3.3/build-glibc/locale/ld-collate.o] Error 1 - -/tmp/cc0c7qop.s: Assembler messages: -/tmp/cc0c7qop.s:6234: Error: bad immediate value for offset (4104) -make[2]: *** [crosstool-0.32/build/armv5b-softfloat-linux/gcc-3.4.3-glibc-2.3.3/build-glibc/locale/ld-collate.o] Error 1 - - -CVSROOT: /cvs/gcc -Module name: gcc -Branch: gcc-3_4-branch -Changes by: rearnsha@gcc.gnu.org 2005-02-01 15:07:05 - -Modified files: - gcc : ChangeLog - gcc/config/arm : arm-protos.h arm.c - -Log message: - PR target/16201 - * arm.c (arm_eliminable_register): New function. - (adjacent_mem_locations): Don't allow eliminable registers. Use - HOST_WIDE_INT for address offsets. - * arm-protos.h (arm_eliminable_register): Add prototype. - -Patches: -http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=2.2326.2.790&r2=2.2326.2.791 -http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/arm/arm-protos.h.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.61&r2=1.61.4.1 -http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/arm/arm.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.317.4.8&r2=1.317.4.9 - -=================================================================== -RCS file: /cvs/gcc/gcc/gcc/config/arm/arm-protos.h,v -retrieving revision 1.61 -retrieving revision 1.61.4.1 -diff -u -r1.61 -r1.61.4.1 ---- gcc/gcc/config/arm/arm-protos.h 2003/11/20 11:44:18 1.61 -+++ gcc/gcc/config/arm/arm-protos.h 2005/02/01 15:07:02 1.61.4.1 -@@ -1,5 +1,6 @@ - /* Prototypes for exported functions defined in arm.c and pe.c -- Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. -+ Copyright (C) 1999, 2000, 2001, 2002, 2003, 2005 -+ Free Software Foundation, Inc. - Contributed by Richard Earnshaw (rearnsha@arm.com) - Minor hacks by Nick Clifton (nickc@cygnus.com) - -@@ -138,6 +139,7 @@ - extern int arm_is_longcall_p (rtx, int, int); - extern int arm_emit_vector_const (FILE *, rtx); - extern const char * arm_output_load_gr (rtx *); -+extern int arm_eliminable_register (rtx); - - #if defined TREE_CODE - extern rtx arm_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int); -=================================================================== -RCS file: /cvs/gcc/gcc/gcc/config/arm/arm.c,v -retrieving revision 1.317.4.8 -retrieving revision 1.317.4.9 -diff -u -r1.317.4.8 -r1.317.4.9 ---- gcc/gcc/config/arm/arm.c 2004/04/29 19:52:41 1.317.4.8 -+++ gcc/gcc/config/arm/arm.c 2005/02/01 15:07:02 1.317.4.9 -@@ -1,6 +1,6 @@ - /* Output routines for GCC for ARM. - Copyright (C) 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, -- 2002, 2003, 2004 Free Software Foundation, Inc. -+ 2002, 2003, 2004, 2005 Free Software Foundation, Inc. - Contributed by Pieter `Tiggr' Schoenmakers (rcpieter@win.tue.nl) - and Martin Simmons (@harleqn.co.uk). - More major hacks by Richard Earnshaw (rearnsha@arm.com). -@@ -4056,6 +4056,16 @@ - && INTVAL (op) < 64); - } - -+/* Return true if X is a register that will be eliminated later on. */ -+int -+arm_eliminable_register (rtx x) -+{ -+ return REG_P (x) && (REGNO (x) == FRAME_POINTER_REGNUM -+ || REGNO (x) == ARG_POINTER_REGNUM -+ || (REGNO (x) >= FIRST_VIRTUAL_REGISTER -+ && REGNO (x) <= LAST_VIRTUAL_REGISTER)); -+} -+ - /* Returns TRUE if INSN is an "LDR REG, ADDR" instruction. - Use by the Cirrus Maverick code which has to workaround - a hardware bug triggered by such instructions. */ -@@ -4569,33 +4579,42 @@ - || (GET_CODE (XEXP (b, 0)) == PLUS - && GET_CODE (XEXP (XEXP (b, 0), 1)) == CONST_INT))) - { -- int val0 = 0, val1 = 0; -- int reg0, reg1; -- -+ HOST_WIDE_INT val0 = 0, val1 = 0; -+ rtx reg0, reg1; -+ int val_diff; -+ - if (GET_CODE (XEXP (a, 0)) == PLUS) - { -- reg0 = REGNO (XEXP (XEXP (a, 0), 0)); -+ reg0 = XEXP (XEXP (a, 0), 0); - val0 = INTVAL (XEXP (XEXP (a, 0), 1)); - } - else -- reg0 = REGNO (XEXP (a, 0)); -+ reg0 = XEXP (a, 0); - - if (GET_CODE (XEXP (b, 0)) == PLUS) - { -- reg1 = REGNO (XEXP (XEXP (b, 0), 0)); -+ reg1 = XEXP (XEXP (b, 0), 0); - val1 = INTVAL (XEXP (XEXP (b, 0), 1)); - } - else -- reg1 = REGNO (XEXP (b, 0)); -+ reg1 = XEXP (b, 0); - - /* Don't accept any offset that will require multiple - instructions to handle, since this would cause the - arith_adjacentmem pattern to output an overlong sequence. */ - if (!const_ok_for_op (PLUS, val0) || !const_ok_for_op (PLUS, val1)) - return 0; -- -- return (reg0 == reg1) && ((val1 - val0) == 4 || (val0 - val1) == 4); -+ -+ /* Don't allow an eliminable register: register elimination can make -+ the offset too large. */ -+ if (arm_eliminable_register (reg0)) -+ return 0; -+ -+ val_diff = val1 - val0; -+ return ((REGNO (reg0) == REGNO (reg1)) -+ && (val_diff == 4 || val_diff == -4)); - } -+ - return 0; - } - -@@ -7301,7 +7320,6 @@ - return ""; - } - -- - /* Output a move from arm registers to an fpa registers. - OPERANDS[0] is an fpa register. - OPERANDS[1] is the first registers of an arm register pair. */ |