------- Comment #1 from sangsu at gmail dot com 2006-09-29 03:03 -------
before configuring glibc...
i had some patches, too
======================== start =======================
--- gcc-3.4.1/gcc/flow.c.old 2004-02-27 19:39:19.000000000 -0800
+++ gcc-3.4.1/gcc/flow.c 2004-08-26 07:29:46.000000000 -0700
@@ -1878,6 +1878,7 @@
rtx set_src = SET_SRC (pc_set (BB_END (bb)));
rtx cond_true = XEXP (set_src, 0);
rtx reg = XEXP (cond_true, 0);
+ enum rtx_code inv_cond;
if (GET_CODE (reg) == SUBREG)
reg = SUBREG_REG (reg);
@@ -1886,11 +1887,13 @@
in the form of a comparison of a register against zero.
If the condition is more complex than that, then it is safe
not to record any information. */
- if (GET_CODE (reg) == REG
+ inv_cond = reversed_comparison_code (cond_true, BB_END (bb));
+ if (inv_cond != UNKNOWN
+ && GET_CODE (reg) == REG
&& XEXP (cond_true, 1) == const0_rtx)
{
rtx cond_false
- = gen_rtx_fmt_ee (reverse_condition (GET_CODE (cond_true)),
+ = gen_rtx_fmt_ee (inv_cond,
GET_MODE (cond_true), XEXP (cond_true, 0),
XEXP (cond_true, 1));
 if (GET_CODE (XEXP (set_src, 1)) == PC)
===================== end ============================
(In reply to comment #0)
> i'm a korean embedded linux engineer.
> i'm making a cross tool-chain.
> (gcc-3.4.1 / glibc-2.3.2 / binutils-2.15 / linux-2.6.17)
> i used some configuration like below.
> ../binutils-2.15/configure --target=arm-linux --prefix=/usr/local/arm
> --disable-nls
> ../gcc-3.4.5/configure --target=arm-linux --prefix=/usr/local/arm/
> --with-cpu=arm9 --disable-threads --disable-shared --enable-languages=c
> i had some patches...
> å vi sysdeps/unix/sysv/linux/arm/ioperm.c
> å change "BUS_ISA" to be "CTL_BUS_ISA" lines 103 and 104
> å vi Makeconfig
> å change all occurrances of "O2" to "O"
> å remove any occurrances of -lgcc_eh
> å vi configure
> å change all occurrances of "O2" to "O"
> å touch sysdeps/arm/framestate.c
> å Rm ¡Vrf nptl
> å vi sysdeps/generic/wordexp.c
> å /* Function called by child process in exec_comm() */
> å -static void
> å +static inline void
> å internal_function __attribute__ ((always_inline))
> ../glibc-2.3.6/configure --target=arm-linux --host=arm-linux
> --prefix=/usr/local/arm/arm-linux/ --enable-add-ons=linuxthreads
> --with-headers=/usr/src/linux/include/
> but, i got some errors like below
> =================================== error start
> =====================================
> gnu/java/net/natPlainDatagramSocketImpl.cc: In member function `virtual void
> gnu::java::net::PlainDatagramSocketImpl::bind(jint,
> java::net::InetAddress*)':
> gnu/java/net/natPlainDatagramSocketImpl.cc:148: internal compiler error: in
> arm_print_operand, at config/arm/arm.c:9810
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <URL:http://gcc.gnu.org/bugs.html> for instructions.
> ========================================= error end
> =====================================
> i've known that you got similar error and you fixed it through
> http://gcc.gnu.org/bugzilla/.
> so, i wonder how you fixed that bug??
> help me plz...
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29281
