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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-10-27 01:11:44 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-10-27 01:11:44 +0000
commit5fcd5782397ad98fe79dca7eca7d2347734910e4 (patch)
tree53828971a2858df4c905d47cf0751ed2b5da5746 /target
parenta6257782ac7c3b9ada77662b3190c0255c913324 (diff)
ppc: add missing symbols for building with a newer toolchain
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18179 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
-rw-r--r--target/linux/generic-2.6/patches-2.6.30/032-ppc_gcc_build_fix.patch226
-rw-r--r--target/linux/generic-2.6/patches-2.6.31/031-ppc_gcc_build_fix.patch226
2 files changed, 452 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.30/032-ppc_gcc_build_fix.patch b/target/linux/generic-2.6/patches-2.6.30/032-ppc_gcc_build_fix.patch
new file mode 100644
index 000000000..3151eee26
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.30/032-ppc_gcc_build_fix.patch
@@ -0,0 +1,226 @@
+GCC 4.4.x looks to be adding support for generating out-of-line register
+saves/restores based on:
+
+http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01678.html
+
+This breaks the kernel build as we'd have to link with libgcc to get the
+implementation of the register save/restores.
+
+To workaround this issue, we just stole the save/restore code from gcc
+and simplified it down for our needs (integer only). We only do this if
+PPC32 as gcc makes believe the linker on ppc64 will deal with this and
+only if CONFIG_CC_OPTIMIZE_FOR_SIZE is set (thus -Os).
+
+Signed-off-by: Kumar Gala <[EMAIL PROTECTED]>
+---
+
+If someone using cutting edge toolchains for ppc64 could test and make
+sure if we enable CONFIG_CC_OPTIMIZE_FOR_SIZE things work that would be
+nice.
+
+- k
+
+ arch/powerpc/kernel/misc_32.S | 77 +++++++++++++++++++++++++++
+ arch/powerpc/kernel/ppc_ksyms.c | 111 +++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 188 insertions(+), 0 deletions(-)
+
+--- a/arch/powerpc/kernel/misc_32.S
++++ b/arch/powerpc/kernel/misc_32.S
+@@ -813,3 +813,80 @@ relocate_new_kernel_end:
+ relocate_new_kernel_size:
+ .long relocate_new_kernel_end - relocate_new_kernel
+ #endif
++
++#if defined(CONFIG_PPC32) && defined(CONFIG_CC_OPTIMIZE_FOR_SIZE)
++/* Routines for saving integer registers, called by the compiler. */
++/* Called with r11 pointing to the stack header word of the caller of the */
++/* function, just beyond the end of the integer save area. */
++
++_GLOBAL(_savegpr_14) stw 14,-72(11) /* save gp registers */
++_GLOBAL(_savegpr_15) stw 15,-68(11)
++_GLOBAL(_savegpr_16) stw 16,-64(11)
++_GLOBAL(_savegpr_17) stw 17,-60(11)
++_GLOBAL(_savegpr_18) stw 18,-56(11)
++_GLOBAL(_savegpr_19) stw 19,-52(11)
++_GLOBAL(_savegpr_20) stw 20,-48(11)
++_GLOBAL(_savegpr_21) stw 21,-44(11)
++_GLOBAL(_savegpr_22) stw 22,-40(11)
++_GLOBAL(_savegpr_23) stw 23,-36(11)
++_GLOBAL(_savegpr_24) stw 24,-32(11)
++_GLOBAL(_savegpr_25) stw 25,-28(11)
++_GLOBAL(_savegpr_26) stw 26,-24(11)
++_GLOBAL(_savegpr_27) stw 27,-20(11)
++_GLOBAL(_savegpr_28) stw 28,-16(11)
++_GLOBAL(_savegpr_29) stw 29,-12(11)
++_GLOBAL(_savegpr_30) stw 30,-8(11)
++_GLOBAL(_savegpr_31) stw 31,-4(11)
++ blr
++
++/* Routines for restoring integer registers, called by the compiler. */
++/* Called with r11 pointing to the stack header word of the caller of the */
++/* function, just beyond the end of the integer restore area. */
++
++_GLOBAL(_restgpr_14) lwz 14,-72(11) /* restore gp registers */
++_GLOBAL(_restgpr_15) lwz 15,-68(11)
++_GLOBAL(_restgpr_16) lwz 16,-64(11)
++_GLOBAL(_restgpr_17) lwz 17,-60(11)
++_GLOBAL(_restgpr_18) lwz 18,-56(11)
++_GLOBAL(_restgpr_19) lwz 19,-52(11)
++_GLOBAL(_restgpr_20) lwz 20,-48(11)
++_GLOBAL(_restgpr_21) lwz 21,-44(11)
++_GLOBAL(_restgpr_22) lwz 22,-40(11)
++_GLOBAL(_restgpr_23) lwz 23,-36(11)
++_GLOBAL(_restgpr_24) lwz 24,-32(11)
++_GLOBAL(_restgpr_25) lwz 25,-28(11)
++_GLOBAL(_restgpr_26) lwz 26,-24(11)
++_GLOBAL(_restgpr_27) lwz 27,-20(11)
++_GLOBAL(_restgpr_28) lwz 28,-16(11)
++_GLOBAL(_restgpr_29) lwz 29,-12(11)
++_GLOBAL(_restgpr_30) lwz 30,-8(11)
++_GLOBAL(_restgpr_31) lwz 31,-4(11)
++ blr
++
++/* Routines for restoring integer registers, called by the compiler. */
++/* Called with r11 pointing to the stack header word of the caller of the */
++/* function, just beyond the end of the integer restore area. */
++
++_GLOBAL(_restgpr_14_x) lwz 14,-72(11) /* restore gp registers */
++_GLOBAL(_restgpr_15_x) lwz 15,-68(11)
++_GLOBAL(_restgpr_16_x) lwz 16,-64(11)
++_GLOBAL(_restgpr_17_x) lwz 17,-60(11)
++_GLOBAL(_restgpr_18_x) lwz 18,-56(11)
++_GLOBAL(_restgpr_19_x) lwz 19,-52(11)
++_GLOBAL(_restgpr_20_x) lwz 20,-48(11)
++_GLOBAL(_restgpr_21_x) lwz 21,-44(11)
++_GLOBAL(_restgpr_22_x) lwz 22,-40(11)
++_GLOBAL(_restgpr_23_x) lwz 23,-36(11)
++_GLOBAL(_restgpr_24_x) lwz 24,-32(11)
++_GLOBAL(_restgpr_25_x) lwz 25,-28(11)
++_GLOBAL(_restgpr_26_x) lwz 26,-24(11)
++_GLOBAL(_restgpr_27_x) lwz 27,-20(11)
++_GLOBAL(_restgpr_28_x) lwz 28,-16(11)
++_GLOBAL(_restgpr_29_x) lwz 29,-12(11)
++_GLOBAL(_restgpr_30_x) lwz 30,-8(11)
++_GLOBAL(_restgpr_31_x) lwz 0,4(11)
++ lwz 31,-4(11)
++ mtlr 0
++ mr 1,11
++ blr
++#endif
+--- a/arch/powerpc/kernel/ppc_ksyms.c
++++ b/arch/powerpc/kernel/ppc_ksyms.c
+@@ -188,3 +188,114 @@ EXPORT_SYMBOL(__mtdcr);
+ EXPORT_SYMBOL(__mfdcr);
+ #endif
+ EXPORT_SYMBOL(empty_zero_page);
++
++#if defined(CONFIG_PPC32) && defined(CONFIG_CC_OPTIMIZE_FOR_SIZE)
++void _savegpr_14(void);
++void _savegpr_15(void);
++void _savegpr_16(void);
++void _savegpr_17(void);
++void _savegpr_18(void);
++void _savegpr_19(void);
++void _savegpr_20(void);
++void _savegpr_21(void);
++void _savegpr_22(void);
++void _savegpr_23(void);
++void _savegpr_24(void);
++void _savegpr_25(void);
++void _savegpr_26(void);
++void _savegpr_27(void);
++void _savegpr_28(void);
++void _savegpr_29(void);
++void _savegpr_30(void);
++void _savegpr_31(void);
++void _restgpr_14(void);
++void _restgpr_15(void);
++void _restgpr_16(void);
++void _restgpr_17(void);
++void _restgpr_18(void);
++void _restgpr_19(void);
++void _restgpr_20(void);
++void _restgpr_21(void);
++void _restgpr_22(void);
++void _restgpr_23(void);
++void _restgpr_24(void);
++void _restgpr_25(void);
++void _restgpr_26(void);
++void _restgpr_27(void);
++void _restgpr_28(void);
++void _restgpr_29(void);
++void _restgpr_30(void);
++void _restgpr_31(void);
++void _restgpr_14_x(void);
++void _restgpr_15_x(void);
++void _restgpr_16_x(void);
++void _restgpr_17_x(void);
++void _restgpr_18_x(void);
++void _restgpr_19_x(void);
++void _restgpr_20_x(void);
++void _restgpr_21_x(void);
++void _restgpr_22_x(void);
++void _restgpr_23_x(void);
++void _restgpr_24_x(void);
++void _restgpr_25_x(void);
++void _restgpr_26_x(void);
++void _restgpr_27_x(void);
++void _restgpr_28_x(void);
++void _restgpr_29_x(void);
++void _restgpr_30_x(void);
++void _restgpr_31_x(void);
++EXPORT_SYMBOL(_savegpr_14);
++EXPORT_SYMBOL(_savegpr_15);
++EXPORT_SYMBOL(_savegpr_16);
++EXPORT_SYMBOL(_savegpr_17);
++EXPORT_SYMBOL(_savegpr_18);
++EXPORT_SYMBOL(_savegpr_19);
++EXPORT_SYMBOL(_savegpr_20);
++EXPORT_SYMBOL(_savegpr_21);
++EXPORT_SYMBOL(_savegpr_22);
++EXPORT_SYMBOL(_savegpr_23);
++EXPORT_SYMBOL(_savegpr_24);
++EXPORT_SYMBOL(_savegpr_25);
++EXPORT_SYMBOL(_savegpr_26);
++EXPORT_SYMBOL(_savegpr_27);
++EXPORT_SYMBOL(_savegpr_28);
++EXPORT_SYMBOL(_savegpr_29);
++EXPORT_SYMBOL(_savegpr_30);
++EXPORT_SYMBOL(_savegpr_31);
++EXPORT_SYMBOL(_restgpr_14);
++EXPORT_SYMBOL(_restgpr_15);
++EXPORT_SYMBOL(_restgpr_16);
++EXPORT_SYMBOL(_restgpr_17);
++EXPORT_SYMBOL(_restgpr_18);
++EXPORT_SYMBOL(_restgpr_19);
++EXPORT_SYMBOL(_restgpr_20);
++EXPORT_SYMBOL(_restgpr_21);
++EXPORT_SYMBOL(_restgpr_22);
++EXPORT_SYMBOL(_restgpr_23);
++EXPORT_SYMBOL(_restgpr_24);
++EXPORT_SYMBOL(_restgpr_25);
++EXPORT_SYMBOL(_restgpr_26);
++EXPORT_SYMBOL(_restgpr_27);
++EXPORT_SYMBOL(_restgpr_28);
++EXPORT_SYMBOL(_restgpr_29);
++EXPORT_SYMBOL(_restgpr_30);
++EXPORT_SYMBOL(_restgpr_31);
++EXPORT_SYMBOL(_restgpr_14_x);
++EXPORT_SYMBOL(_restgpr_15_x);
++EXPORT_SYMBOL(_restgpr_16_x);
++EXPORT_SYMBOL(_restgpr_17_x);
++EXPORT_SYMBOL(_restgpr_18_x);
++EXPORT_SYMBOL(_restgpr_19_x);
++EXPORT_SYMBOL(_restgpr_20_x);
++EXPORT_SYMBOL(_restgpr_21_x);
++EXPORT_SYMBOL(_restgpr_22_x);
++EXPORT_SYMBOL(_restgpr_23_x);
++EXPORT_SYMBOL(_restgpr_24_x);
++EXPORT_SYMBOL(_restgpr_25_x);
++EXPORT_SYMBOL(_restgpr_26_x);
++EXPORT_SYMBOL(_restgpr_27_x);
++EXPORT_SYMBOL(_restgpr_28_x);
++EXPORT_SYMBOL(_restgpr_29_x);
++EXPORT_SYMBOL(_restgpr_30_x);
++EXPORT_SYMBOL(_restgpr_31_x);
++#endif /* CONFIG_PPC32 && CONFIG_CC_OPTIMIZE_FOR_SIZE */
diff --git a/target/linux/generic-2.6/patches-2.6.31/031-ppc_gcc_build_fix.patch b/target/linux/generic-2.6/patches-2.6.31/031-ppc_gcc_build_fix.patch
new file mode 100644
index 000000000..3151eee26
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.31/031-ppc_gcc_build_fix.patch
@@ -0,0 +1,226 @@
+GCC 4.4.x looks to be adding support for generating out-of-line register
+saves/restores based on:
+
+http://gcc.gnu.org/ml/gcc-patches/2008-04/msg01678.html
+
+This breaks the kernel build as we'd have to link with libgcc to get the
+implementation of the register save/restores.
+
+To workaround this issue, we just stole the save/restore code from gcc
+and simplified it down for our needs (integer only). We only do this if
+PPC32 as gcc makes believe the linker on ppc64 will deal with this and
+only if CONFIG_CC_OPTIMIZE_FOR_SIZE is set (thus -Os).
+
+Signed-off-by: Kumar Gala <[EMAIL PROTECTED]>
+---
+
+If someone using cutting edge toolchains for ppc64 could test and make
+sure if we enable CONFIG_CC_OPTIMIZE_FOR_SIZE things work that would be
+nice.
+
+- k
+
+ arch/powerpc/kernel/misc_32.S | 77 +++++++++++++++++++++++++++
+ arch/powerpc/kernel/ppc_ksyms.c | 111 +++++++++++++++++++++++++++++++++++++++
+ 2 files changed, 188 insertions(+), 0 deletions(-)
+
+--- a/arch/powerpc/kernel/misc_32.S
++++ b/arch/powerpc/kernel/misc_32.S
+@@ -813,3 +813,80 @@ relocate_new_kernel_end:
+ relocate_new_kernel_size:
+ .long relocate_new_kernel_end - relocate_new_kernel
+ #endif
++
++#if defined(CONFIG_PPC32) && defined(CONFIG_CC_OPTIMIZE_FOR_SIZE)
++/* Routines for saving integer registers, called by the compiler. */
++/* Called with r11 pointing to the stack header word of the caller of the */
++/* function, just beyond the end of the integer save area. */
++
++_GLOBAL(_savegpr_14) stw 14,-72(11) /* save gp registers */
++_GLOBAL(_savegpr_15) stw 15,-68(11)
++_GLOBAL(_savegpr_16) stw 16,-64(11)
++_GLOBAL(_savegpr_17) stw 17,-60(11)
++_GLOBAL(_savegpr_18) stw 18,-56(11)
++_GLOBAL(_savegpr_19) stw 19,-52(11)
++_GLOBAL(_savegpr_20) stw 20,-48(11)
++_GLOBAL(_savegpr_21) stw 21,-44(11)
++_GLOBAL(_savegpr_22) stw 22,-40(11)
++_GLOBAL(_savegpr_23) stw 23,-36(11)
++_GLOBAL(_savegpr_24) stw 24,-32(11)
++_GLOBAL(_savegpr_25) stw 25,-28(11)
++_GLOBAL(_savegpr_26) stw 26,-24(11)
++_GLOBAL(_savegpr_27) stw 27,-20(11)
++_GLOBAL(_savegpr_28) stw 28,-16(11)
++_GLOBAL(_savegpr_29) stw 29,-12(11)
++_GLOBAL(_savegpr_30) stw 30,-8(11)
++_GLOBAL(_savegpr_31) stw 31,-4(11)
++ blr
++
++/* Routines for restoring integer registers, called by the compiler. */
++/* Called with r11 pointing to the stack header word of the caller of the */
++/* function, just beyond the end of the integer restore area. */
++
++_GLOBAL(_restgpr_14) lwz 14,-72(11) /* restore gp registers */
++_GLOBAL(_restgpr_15) lwz 15,-68(11)
++_GLOBAL(_restgpr_16) lwz 16,-64(11)
++_GLOBAL(_restgpr_17) lwz 17,-60(11)
++_GLOBAL(_restgpr_18) lwz 18,-56(11)
++_GLOBAL(_restgpr_19) lwz 19,-52(11)
++_GLOBAL(_restgpr_20) lwz 20,-48(11)
++_GLOBAL(_restgpr_21) lwz 21,-44(11)
++_GLOBAL(_restgpr_22) lwz 22,-40(11)
++_GLOBAL(_restgpr_23) lwz 23,-36(11)
++_GLOBAL(_restgpr_24) lwz 24,-32(11)
++_GLOBAL(_restgpr_25) lwz 25,-28(11)
++_GLOBAL(_restgpr_26) lwz 26,-24(11)
++_GLOBAL(_restgpr_27) lwz 27,-20(11)
++_GLOBAL(_restgpr_28) lwz 28,-16(11)
++_GLOBAL(_restgpr_29) lwz 29,-12(11)
++_GLOBAL(_restgpr_30) lwz 30,-8(11)
++_GLOBAL(_restgpr_31) lwz 31,-4(11)
++ blr
++
++/* Routines for restoring integer registers, called by the compiler. */
++/* Called with r11 pointing to the stack header word of the caller of the */
++/* function, just beyond the end of the integer restore area. */
++
++_GLOBAL(_restgpr_14_x) lwz 14,-72(11) /* restore gp registers */
++_GLOBAL(_restgpr_15_x) lwz 15,-68(11)
++_GLOBAL(_restgpr_16_x) lwz 16,-64(11)
++_GLOBAL(_restgpr_17_x) lwz 17,-60(11)
++_GLOBAL(_restgpr_18_x) lwz 18,-56(11)
++_GLOBAL(_restgpr_19_x) lwz 19,-52(11)
++_GLOBAL(_restgpr_20_x) lwz 20,-48(11)
++_GLOBAL(_restgpr_21_x) lwz 21,-44(11)
++_GLOBAL(_restgpr_22_x) lwz 22,-40(11)
++_GLOBAL(_restgpr_23_x) lwz 23,-36(11)
++_GLOBAL(_restgpr_24_x) lwz 24,-32(11)
++_GLOBAL(_restgpr_25_x) lwz 25,-28(11)
++_GLOBAL(_restgpr_26_x) lwz 26,-24(11)
++_GLOBAL(_restgpr_27_x) lwz 27,-20(11)
++_GLOBAL(_restgpr_28_x) lwz 28,-16(11)
++_GLOBAL(_restgpr_29_x) lwz 29,-12(11)
++_GLOBAL(_restgpr_30_x) lwz 30,-8(11)
++_GLOBAL(_restgpr_31_x) lwz 0,4(11)
++ lwz 31,-4(11)
++ mtlr 0
++ mr 1,11
++ blr
++#endif
+--- a/arch/powerpc/kernel/ppc_ksyms.c
++++ b/arch/powerpc/kernel/ppc_ksyms.c
+@@ -188,3 +188,114 @@ EXPORT_SYMBOL(__mtdcr);
+ EXPORT_SYMBOL(__mfdcr);
+ #endif
+ EXPORT_SYMBOL(empty_zero_page);
++
++#if defined(CONFIG_PPC32) && defined(CONFIG_CC_OPTIMIZE_FOR_SIZE)
++void _savegpr_14(void);
++void _savegpr_15(void);
++void _savegpr_16(void);
++void _savegpr_17(void);
++void _savegpr_18(void);
++void _savegpr_19(void);
++void _savegpr_20(void);
++void _savegpr_21(void);
++void _savegpr_22(void);
++void _savegpr_23(void);
++void _savegpr_24(void);
++void _savegpr_25(void);
++void _savegpr_26(void);
++void _savegpr_27(void);
++void _savegpr_28(void);
++void _savegpr_29(void);
++void _savegpr_30(void);
++void _savegpr_31(void);
++void _restgpr_14(void);
++void _restgpr_15(void);
++void _restgpr_16(void);
++void _restgpr_17(void);
++void _restgpr_18(void);
++void _restgpr_19(void);
++void _restgpr_20(void);
++void _restgpr_21(void);
++void _restgpr_22(void);
++void _restgpr_23(void);
++void _restgpr_24(void);
++void _restgpr_25(void);
++void _restgpr_26(void);
++void _restgpr_27(void);
++void _restgpr_28(void);
++void _restgpr_29(void);
++void _restgpr_30(void);
++void _restgpr_31(void);
++void _restgpr_14_x(void);
++void _restgpr_15_x(void);
++void _restgpr_16_x(void);
++void _restgpr_17_x(void);
++void _restgpr_18_x(void);
++void _restgpr_19_x(void);
++void _restgpr_20_x(void);
++void _restgpr_21_x(void);
++void _restgpr_22_x(void);
++void _restgpr_23_x(void);
++void _restgpr_24_x(void);
++void _restgpr_25_x(void);
++void _restgpr_26_x(void);
++void _restgpr_27_x(void);
++void _restgpr_28_x(void);
++void _restgpr_29_x(void);
++void _restgpr_30_x(void);
++void _restgpr_31_x(void);
++EXPORT_SYMBOL(_savegpr_14);
++EXPORT_SYMBOL(_savegpr_15);
++EXPORT_SYMBOL(_savegpr_16);
++EXPORT_SYMBOL(_savegpr_17);
++EXPORT_SYMBOL(_savegpr_18);
++EXPORT_SYMBOL(_savegpr_19);
++EXPORT_SYMBOL(_savegpr_20);
++EXPORT_SYMBOL(_savegpr_21);
++EXPORT_SYMBOL(_savegpr_22);
++EXPORT_SYMBOL(_savegpr_23);
++EXPORT_SYMBOL(_savegpr_24);
++EXPORT_SYMBOL(_savegpr_25);
++EXPORT_SYMBOL(_savegpr_26);
++EXPORT_SYMBOL(_savegpr_27);
++EXPORT_SYMBOL(_savegpr_28);
++EXPORT_SYMBOL(_savegpr_29);
++EXPORT_SYMBOL(_savegpr_30);
++EXPORT_SYMBOL(_savegpr_31);
++EXPORT_SYMBOL(_restgpr_14);
++EXPORT_SYMBOL(_restgpr_15);
++EXPORT_SYMBOL(_restgpr_16);
++EXPORT_SYMBOL(_restgpr_17);
++EXPORT_SYMBOL(_restgpr_18);
++EXPORT_SYMBOL(_restgpr_19);
++EXPORT_SYMBOL(_restgpr_20);
++EXPORT_SYMBOL(_restgpr_21);
++EXPORT_SYMBOL(_restgpr_22);
++EXPORT_SYMBOL(_restgpr_23);
++EXPORT_SYMBOL(_restgpr_24);
++EXPORT_SYMBOL(_restgpr_25);
++EXPORT_SYMBOL(_restgpr_26);
++EXPORT_SYMBOL(_restgpr_27);
++EXPORT_SYMBOL(_restgpr_28);
++EXPORT_SYMBOL(_restgpr_29);
++EXPORT_SYMBOL(_restgpr_30);
++EXPORT_SYMBOL(_restgpr_31);
++EXPORT_SYMBOL(_restgpr_14_x);
++EXPORT_SYMBOL(_restgpr_15_x);
++EXPORT_SYMBOL(_restgpr_16_x);
++EXPORT_SYMBOL(_restgpr_17_x);
++EXPORT_SYMBOL(_restgpr_18_x);
++EXPORT_SYMBOL(_restgpr_19_x);
++EXPORT_SYMBOL(_restgpr_20_x);
++EXPORT_SYMBOL(_restgpr_21_x);
++EXPORT_SYMBOL(_restgpr_22_x);
++EXPORT_SYMBOL(_restgpr_23_x);
++EXPORT_SYMBOL(_restgpr_24_x);
++EXPORT_SYMBOL(_restgpr_25_x);
++EXPORT_SYMBOL(_restgpr_26_x);
++EXPORT_SYMBOL(_restgpr_27_x);
++EXPORT_SYMBOL(_restgpr_28_x);
++EXPORT_SYMBOL(_restgpr_29_x);
++EXPORT_SYMBOL(_restgpr_30_x);
++EXPORT_SYMBOL(_restgpr_31_x);
++#endif /* CONFIG_PPC32 && CONFIG_CC_OPTIMIZE_FOR_SIZE */