1.1 --- a/patches/gcc/3.2.3/110-ppc405erratum77.patch Wed Oct 28 12:03:38 2009 +0100
1.2 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000
1.3 @@ -1,105 +0,0 @@
1.4 -# See http://gcc.gnu.org/PR7383, http://www.kegel.com/xgcc3/ppc405erratum77.html
1.5 -# Fixed in gcc-3.3
1.6 -
1.7 -diff -aur gcc-20020722.orig/gcc/config/rs6000/rs6000.h gcc-20020722/gcc/config/rs6000/rs6000.h
1.8 ---- gcc-20020722.orig/gcc/config/rs6000/rs6000.h Thu Jul 25 09:32:21 2002
1.9 -+++ gcc-20020722/gcc/config/rs6000/rs6000.h Thu Jul 25 09:34:45 2002
1.10 -@@ -66,7 +66,7 @@
1.11 - %{mcpu=rsc1: -D_ARCH_PWR} \
1.12 - %{mcpu=401: -D_ARCH_PPC} \
1.13 - %{mcpu=403: -D_ARCH_PPC} \
1.14 --%{mcpu=405: -D_ARCH_PPC} \
1.15 -+%{mcpu=405: -D_ARCH_PPC -D__PPC405__} \
1.16 - %{mcpu=505: -D_ARCH_PPC} \
1.17 - %{mcpu=601: -D_ARCH_PPC -D_ARCH_PWR} \
1.18 - %{mcpu=602: -D_ARCH_PPC} \
1.19 -diff -aur gcc-20020722.orig/libjava/sysdep/powerpc/locks.h gcc-20020722/libjava/sysdep/powerpc/locks.h
1.20 ---- gcc-20020722.orig/libjava/sysdep/powerpc/locks.h Thu Jul 25 09:32:30 2002
1.21 -+++ gcc-20020722/libjava/sysdep/powerpc/locks.h Thu Jul 25 11:39:13 2002
1.22 -@@ -11,6 +11,17 @@
1.23 - #ifndef __SYSDEP_LOCKS_H__
1.24 - #define __SYSDEP_LOCKS_H__
1.25 -
1.26 -+#ifdef __PPC405__
1.27 -+// workaround for PPC405 erratum #77 - 07/18/02 JRO, dank, NN. References:
1.28 -+// http://www-3.ibm.com/chips/techlib/techlib.nsf/techdocs/89DED00DEBFF54BF87256A8000491BA2/$file/405CR_C_errata_1_2.pdf
1.29 -+// http://ppc.bkbits.net:8080/linuxppc_2_4_devel/cset@1.489
1.30 -+// http://www.kegel.com/xgcc3/ppc405erratum77.html
1.31 -+// FIXME: using dbct instead of sync would be faster
1.32 -+#define __LIBGCJ_PPC405_ERR77_SYNC "sync \n\t"
1.33 -+#else
1.34 -+#define __LIBGCJ_PPC405_ERR77_SYNC
1.35 -+#endif
1.36 -+
1.37 - typedef size_t obj_addr_t; /* Integer type big enough for object */
1.38 - /* address. */
1.39 -
1.40 -@@ -25,6 +36,7 @@
1.41 - "0: lwarx %0,0,%1 ;"
1.42 - " xor. %0,%3,%0;"
1.43 - " bne 1f;"
1.44 -+ __LIBGCJ_PPC405_ERR77_SYNC
1.45 - " stwcx. %2,0,%1;"
1.46 - " bne- 0b;"
1.47 - "1: "
1.48 -@@ -58,6 +70,7 @@
1.49 - "0: lwarx %0,0,%1 ;"
1.50 - " xor. %0,%3,%0;"
1.51 - " bne 1f;"
1.52 -+ __LIBGCJ_PPC405_ERR77_SYNC
1.53 - " stwcx. %2,0,%1;"
1.54 - " bne- 0b;"
1.55 - "1: "
1.56 -diff -aur gcc-20020722.orig/libstdc++-v3/config/cpu/powerpc/bits/atomicity.h gcc-20020722/libstdc++-v3/config/cpu/powerpc/bits/atomicity.h
1.57 ---- gcc-20020722.orig/libstdc++-v3/config/cpu/powerpc/bits/atomicity.h Thu Jul 25 09:32:31 2002
1.58 -+++ gcc-20020722/libstdc++-v3/config/cpu/powerpc/bits/atomicity.h Thu Jul 25 09:34:45 2002
1.59 -@@ -32,6 +32,17 @@
1.60 -
1.61 - typedef int _Atomic_word;
1.62 -
1.63 -+#ifdef __PPC405__
1.64 -+// workaround for PPC405 erratum #77 - 07/18/02 JRO & dank. References:
1.65 -+// http://www-3.ibm.com/chips/techlib/techlib.nsf/techdocs/89DED00DEBFF54BF87256A8000491BA2/$file/405CR_C_errata_1_2.pdf
1.66 -+// http://ppc.bkbits.net:8080/linuxppc_2_4_devel/cset@1.489
1.67 -+// http://www.kegel.com/xgcc3/ppc405erratum77.html
1.68 -+// FIXME: using dbct instead of sync would be faster
1.69 -+#define __LIBSTDCPP_PPC405_ERR77_SYNC "sync \n\t"
1.70 -+#else
1.71 -+#define __LIBSTDCPP_PPC405_ERR77_SYNC
1.72 -+#endif
1.73 -+
1.74 - static inline _Atomic_word
1.75 - __attribute__ ((__unused__))
1.76 - __exchange_and_add (volatile _Atomic_word* __mem, int __val)
1.77 -@@ -42,6 +53,7 @@
1.78 - "0:\t"
1.79 - "lwarx %0,0,%2 \n\t"
1.80 - "add%I3 %1,%0,%3 \n\t"
1.81 -+ __LIBSTDCPP_PPC405_ERR77_SYNC
1.82 - "stwcx. %1,0,%2 \n\t"
1.83 - "bne- 0b \n\t"
1.84 - "/* End exchange & add */"
1.85 -@@ -61,6 +73,7 @@
1.86 - "0:\t"
1.87 - "lwarx %0,0,%1 \n\t"
1.88 - "add%I2 %0,%0,%2 \n\t"
1.89 -+ __LIBSTDCPP_PPC405_ERR77_SYNC
1.90 - "stwcx. %0,0,%1 \n\t"
1.91 - "bne- 0b \n\t"
1.92 - "/* End atomic add */"
1.93 -@@ -78,6 +91,7 @@
1.94 - "/* Inline always swap */\n"
1.95 - "0:\t"
1.96 - "lwarx %0,0,%1 \n\t"
1.97 -+ __LIBSTDCPP_PPC405_ERR77_SYNC
1.98 - "stwcx. %2,0,%1 \n\t"
1.99 - "bne- 0b \n\t"
1.100 - "/* End always swap */"
1.101 -@@ -98,6 +112,7 @@
1.102 - "lwarx %0,0,%1 \n\t"
1.103 - "cmpwi %0,0 \n\t"
1.104 - "bne- 1f \n\t"
1.105 -+ __LIBSTDCPP_PPC405_ERR77_SYNC
1.106 - "stwcx. %2,0,%1 \n\t"
1.107 - "bne- 0b \n"
1.108 - "1:\n\t"