patches/gcc/3.4.6/700-pr15068-fix.patch
author "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
Thu Apr 17 20:26:25 2008 +0000 (2008-04-17)
changeset 446 d205527c5e01
permissions -rw-r--r--
Move config files around, and clean up the mess in the config/ directory.

config/kernel/kernel_linux.in | 12 6 6 0 +-
config/paths.in | 89 0 89 0 ----------------
config/kernel_linux_headers_install.in | 168 0 168 0 ------------------------------
config/kernel.in | 2 1 1 0
config/kernel_linux_headers_copy.in | 42 0 42 0 --------
config/cc.in | 2 1 1 0
config/logging.in | 110 0 110 0 --------------------
config/build-behave.in | 45 0 45 0 --------
config/libc_uClibc.in | 101 0 101 0 ------------------
config/kernel_linux_headers_sanitised.in | 62 0 62 0 -----------
config/ct-behave.in | 82 0 82 0 ---------------
config/kernel_linux.in | 134 0 134 0 ------------------------
config/global.in | 10 5 5 0 +-
config/download_extract.in | 171 0 171 0 -------------------------------
config/cc_gcc.in | 130 0 130 0 ------------------------
config/libc_glibc.in | 124 0 124 0 ----------------------
config/libc.in | 4 2 2 0
17 files changed, 15 insertions(+), 1273 deletions(-)
     1 diff -durN gcc-3.4.6.orig/gcc/flow.c gcc-3.4.6/gcc/flow.c
     2 --- gcc-3.4.6.orig/gcc/flow.c	2005-09-01 22:51:09.000000000 +0200
     3 +++ gcc-3.4.6/gcc/flow.c	2007-08-15 23:00:30.000000000 +0200
     4 @@ -1884,6 +1884,7 @@
     5  	  rtx set_src = SET_SRC (pc_set (BB_END (bb)));
     6  	  rtx cond_true = XEXP (set_src, 0);
     7  	  rtx reg = XEXP (cond_true, 0);
     8 + 	  enum rtx_code inv_cond;
     9  
    10  	  if (GET_CODE (reg) == SUBREG)
    11  	    reg = SUBREG_REG (reg);
    12 @@ -1892,11 +1893,13 @@
    13  	     in the form of a comparison of a register against zero.  
    14  	     If the condition is more complex than that, then it is safe
    15  	     not to record any information.  */
    16 -	  if (GET_CODE (reg) == REG
    17 + 	  inv_cond = reversed_comparison_code (cond_true, BB_END (bb));
    18 + 	  if (inv_cond != UNKNOWN
    19 +	      && GET_CODE (reg) == REG
    20  	      && XEXP (cond_true, 1) == const0_rtx)
    21  	    {
    22  	      rtx cond_false
    23 -		= gen_rtx_fmt_ee (reverse_condition (GET_CODE (cond_true)),
    24 +		= gen_rtx_fmt_ee (inv_cond,
    25  				  GET_MODE (cond_true), XEXP (cond_true, 0),
    26  				  XEXP (cond_true, 1));
    27  	      if (GET_CODE (XEXP (set_src, 1)) == PC)