diff options
| author | Imre Kaloz <kaloz@openwrt.org> | 2011-02-02 20:19:28 +0000 |
|---|---|---|
| committer | Imre Kaloz <kaloz@openwrt.org> | 2011-02-02 20:19:28 +0000 |
| commit | b030f3e1e0aaeebaeb53156f652b0c7e8cc75a41 (patch) | |
| tree | 786e0ef6f5835b585202bbff48c6e983434a3742 /toolchain | |
| parent | 9649a998eb26ded92dc63d13768583b00a7bd956 (diff) | |
| download | upstream-b030f3e1e0aaeebaeb53156f652b0c7e8cc75a41.tar.gz upstream-b030f3e1e0aaeebaeb53156f652b0c7e8cc75a41.tar.bz2 upstream-b030f3e1e0aaeebaeb53156f652b0c7e8cc75a41.zip | |
[toolchain/uClibc/git]: autodetect ARM variant/ABI setup based on the compiler settings
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25328 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'toolchain')
12 files changed, 612 insertions, 117 deletions
diff --git a/toolchain/uClibc/config-0.9.32/arm b/toolchain/uClibc/config-0.9.32/arm index d26b075b45..b68617bb41 100644 --- a/toolchain/uClibc/config-0.9.32/arm +++ b/toolchain/uClibc/config-0.9.32/arm @@ -1,25 +1,7 @@ ARCH_ANY_ENDIAN=y ARCH_LITTLE_ENDIAN=y ARCH_WANTS_LITTLE_ENDIAN=y -# CONFIG_ARM10T is not set -# CONFIG_ARM1136JF_S is not set -# CONFIG_ARM1176JZF_S is not set -# CONFIG_ARM1176JZ_S is not set -# CONFIG_ARM610 is not set -# CONFIG_ARM710 is not set -# CONFIG_ARM720T is not set -# CONFIG_ARM7TDMI is not set -# CONFIG_ARM920T is not set -# CONFIG_ARM922T is not set -# CONFIG_ARM926T is not set -# CONFIG_ARM_CORTEX_M1 is not set -# CONFIG_ARM_CORTEX_M3 is not set -# CONFIG_ARM_EABI is not set -# CONFIG_ARM_IWMMXT is not set -CONFIG_ARM_OABI=y -# CONFIG_ARM_SA110 is not set -# CONFIG_ARM_SA1100 is not set -CONFIG_ARM_XSCALE=y -# CONFIG_GENERIC_ARM is not set +# COMPILE_IN_THUMB_MODE is not set TARGET_ARCH="arm" TARGET_arm=y +# USE_BX is not set diff --git a/toolchain/uClibc/config-0.9.32/arm.cns21xx b/toolchain/uClibc/config-0.9.32/arm.cns21xx deleted file mode 100644 index 8043cf61b7..0000000000 --- a/toolchain/uClibc/config-0.9.32/arm.cns21xx +++ /dev/null @@ -1,26 +0,0 @@ -ARCH_ANY_ENDIAN=y -ARCH_LITTLE_ENDIAN=y -ARCH_WANTS_LITTLE_ENDIAN=y -# CONFIG_ARM10T is not set -# CONFIG_ARM1136JF_S is not set -# CONFIG_ARM1176JZF_S is not set -# CONFIG_ARM1176JZ_S is not set -# CONFIG_ARM610 is not set -# CONFIG_ARM710 is not set -# CONFIG_ARM720T is not set -# CONFIG_ARM7TDMI is not set -CONFIG_ARM920T=y -# CONFIG_ARM922T is not set -# CONFIG_ARM926T is not set -# CONFIG_ARM_CORTEX_M1 is not set -# CONFIG_ARM_CORTEX_M3 is not set -# CONFIG_ARM_EABI is not set -# CONFIG_ARM_IWMMXT is not set -CONFIG_ARM_OABI=y -# CONFIG_ARM_SA110 is not set -# CONFIG_ARM_SA1100 is not set -# CONFIG_ARM_XSCALE is not set -# CONFIG_GENERIC_ARM is not set -TARGET_ARCH="arm" -TARGET_arm=y -# USE_BX is not set diff --git a/toolchain/uClibc/config-0.9.32/arm.cns3xxx b/toolchain/uClibc/config-0.9.32/arm.cns3xxx deleted file mode 100644 index 84ad02bb3e..0000000000 --- a/toolchain/uClibc/config-0.9.32/arm.cns3xxx +++ /dev/null @@ -1,25 +0,0 @@ -ARCH_ANY_ENDIAN=y -ARCH_LITTLE_ENDIAN=y -ARCH_WANTS_LITTLE_ENDIAN=y -# CONFIG_ARM10T is not set -# CONFIG_ARM1136JF_S is not set -CONFIG_ARM1176JZF_S=y -# CONFIG_ARM1176JZ_S is not set -# CONFIG_ARM610 is not set -# CONFIG_ARM710 is not set -# CONFIG_ARM720T is not set -# CONFIG_ARM7TDMI is not set -# CONFIG_ARM920T is not set -# CONFIG_ARM922T is not set -# CONFIG_ARM926T is not set -# CONFIG_ARM_CORTEX_M1 is not set -# CONFIG_ARM_CORTEX_M3 is not set -# CONFIG_ARM_EABI is not set -# CONFIG_ARM_IWMMXT is not set -CONFIG_ARM_OABI=y -# CONFIG_ARM_SA110 is not set -# CONFIG_ARM_SA1100 is not set -# CONFIG_ARM_XSCALE is not set -# CONFIG_GENERIC_ARM is not set -TARGET_ARCH="arm" -TARGET_arm=y diff --git a/toolchain/uClibc/config-0.9.32/arm.gemini b/toolchain/uClibc/config-0.9.32/arm.gemini deleted file mode 100644 index 8043cf61b7..0000000000 --- a/toolchain/uClibc/config-0.9.32/arm.gemini +++ /dev/null @@ -1,26 +0,0 @@ -ARCH_ANY_ENDIAN=y -ARCH_LITTLE_ENDIAN=y -ARCH_WANTS_LITTLE_ENDIAN=y -# CONFIG_ARM10T is not set -# CONFIG_ARM1136JF_S is not set -# CONFIG_ARM1176JZF_S is not set -# CONFIG_ARM1176JZ_S is not set -# CONFIG_ARM610 is not set -# CONFIG_ARM710 is not set -# CONFIG_ARM720T is not set -# CONFIG_ARM7TDMI is not set -CONFIG_ARM920T=y -# CONFIG_ARM922T is not set -# CONFIG_ARM926T is not set -# CONFIG_ARM_CORTEX_M1 is not set -# CONFIG_ARM_CORTEX_M3 is not set -# CONFIG_ARM_EABI is not set -# CONFIG_ARM_IWMMXT is not set -CONFIG_ARM_OABI=y -# CONFIG_ARM_SA110 is not set -# CONFIG_ARM_SA1100 is not set -# CONFIG_ARM_XSCALE is not set -# CONFIG_GENERIC_ARM is not set -TARGET_ARCH="arm" -TARGET_arm=y -# USE_BX is not set diff --git a/toolchain/uClibc/config-0.9.32/armeb b/toolchain/uClibc/config-0.9.32/armeb index ba3ea5c845..d4932e864f 100644 --- a/toolchain/uClibc/config-0.9.32/armeb +++ b/toolchain/uClibc/config-0.9.32/armeb @@ -1,25 +1,7 @@ ARCH_ANY_ENDIAN=y ARCH_BIG_ENDIAN=y ARCH_WANTS_BIG_ENDIAN=y -# CONFIG_ARM10T is not set -# CONFIG_ARM1136JF_S is not set -# CONFIG_ARM1176JZF_S is not set -# CONFIG_ARM1176JZ_S is not set -# CONFIG_ARM610 is not set -# CONFIG_ARM710 is not set -# CONFIG_ARM720T is not set -# CONFIG_ARM7TDMI is not set -# CONFIG_ARM920T is not set -# CONFIG_ARM922T is not set -# CONFIG_ARM926T is not set -# CONFIG_ARM_CORTEX_M1 is not set -# CONFIG_ARM_CORTEX_M3 is not set -# CONFIG_ARM_EABI is not set -# CONFIG_ARM_IWMMXT is not set -CONFIG_ARM_OABI=y -# CONFIG_ARM_SA110 is not set -# CONFIG_ARM_SA1100 is not set -CONFIG_ARM_XSCALE=y -# CONFIG_GENERIC_ARM is not set +# COMPILE_IN_THUMB_MODE is not set TARGET_ARCH="arm" TARGET_arm=y +# USE_BX is not set diff --git a/toolchain/uClibc/patches-0.9.32/900-reorder_use_bx.patch b/toolchain/uClibc/patches-0.9.32/900-reorder_use_bx.patch new file mode 100644 index 0000000000..dddd0a0e4f --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/900-reorder_use_bx.patch @@ -0,0 +1,46 @@ +"Use BX" is not available on all CPUs, so the option depends on +a correct CPU to be chosen . It is weird that e BX" then appears +_above_ the CPU selection, not below. + +Move the "Use BX" after the CPU selection. + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + extra/Configs/Config.arm | 14 +++++++------- + 1 files changed, 7 insertions(+), 7 deletions(-) + +diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm +index b060ace..3b90e67 100644 +--- a/extra/Configs/Config.arm ++++ b/extra/Configs/Config.arm +@@ -30,13 +30,6 @@ config CONFIG_ARM_EABI + + endchoice + +-config USE_BX +- bool "Use BX in function return" +- default y +- depends on !CONFIG_GENERIC_ARM && !CONFIG_ARM610 && !CONFIG_ARM710 +- help +- Use BX instruction for THUMB aware architectures. +- + choice + prompt "Target Processor Type" + default CONFIG_GENERIC_ARM +@@ -131,3 +124,10 @@ config CONFIG_ARM_IWMMXT + select ARCH_HAS_MMU + + endchoice ++ ++config USE_BX ++ bool "Use BX in function return" ++ default y ++ depends on !CONFIG_GENERIC_ARM && !CONFIG_ARM610 && !CONFIG_ARM710 ++ help ++ Use BX instruction for THUMB aware architectures. +-- +1.7.1 + diff --git a/toolchain/uClibc/patches-0.9.32/910-thumb_blind_options.patch b/toolchain/uClibc/patches-0.9.32/910-thumb_blind_options.patch new file mode 100644 index 0000000000..7585533ff2 --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/910-thumb_blind_options.patch @@ -0,0 +1,146 @@ +Add three new blind options to set use of Thumb mode: +- COMPILE_IN_THUMB_MODE + - if set, CFLAGS will contain -mthumb + - if unset, the compiler's default is used +- HAS_THUMB + - CPUS with Thumb instruction set can select this + - use of BX depends on this +- FORCE_THUMB + - CPUs that are Thumb-only must select this + - this selects: HAS_THUMB, COMPILE_IN_THUMB_MODE and USE_BX + +Also, remove leading space in Rules.mak. + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + Rules.mak | 7 ++++--- + extra/Configs/Config.arm | 31 ++++++++++++++++++++++++++++--- + 2 files changed, 32 insertions(+), 6 deletions(-) + +diff --git a/Rules.mak b/Rules.mak +index eecdc64..2a16908 100644 +--- a/Rules.mak ++++ b/Rules.mak +@@ -348,9 +348,10 @@ ifeq ($(TARGET_ARCH),arm) + CPU_CFLAGS-$(CONFIG_ARM_SA1100)+=-mtune=strongarm1100 -march=armv4 + CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=$(call check_gcc,-mtune=xscale,-mtune=strongarm110) + CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=-march=armv5te -Wa,-mcpu=xscale +- CPU_CFLAGS-$(CONFIG_ARM_IWMMXT)+=-march=iwmmxt -Wa,-mcpu=iwmmxt -mabi=iwmmxt +- CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M3)+=-mcpu=cortex-m3 -mthumb +- CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M1)+=-mcpu=cortex-m1 -mthumb ++ CPU_CFLAGS-$(CONFIG_ARM_IWMMXT)+=-march=iwmmxt -Wa,-mcpu=iwmmxt -mabi=iwmmxt ++ CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M3)+=-mcpu=cortex-m3 ++ CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M1)+=-mcpu=cortex-m1 ++ CPU_CFLAGS-$(COMPILE_IN_THUMB_MODE)+=-mthumb + endif + + ifeq ($(TARGET_ARCH),mips) +diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm +index 3b90e67..c9c40d4 100644 +--- a/extra/Configs/Config.arm ++++ b/extra/Configs/Config.arm +@@ -64,70 +64,95 @@ config CONFIG_ARM710 + config CONFIG_ARM7TDMI + bool "Arm 7TDMI" + select ARCH_HAS_NO_MMU ++ select HAS_THUMB + + config CONFIG_ARM720T + bool "Arm 720T" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM920T + bool "Arm 920T" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM922T + bool "Arm 922T" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM926T + bool "Arm 926T" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM10T + bool "Arm 10T" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM1136JF_S + bool "Arm 1136JF-S" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM1176JZ_S + bool "Arm 1176JZ-S" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM1176JZF_S + bool "Arm 1176JZF-S" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM_CORTEX_M3 + bool "Arm Cortex-M3" + select ARCH_HAS_NO_MMU +- select USE_BX ++ select FORCE_THUMB + + config CONFIG_ARM_CORTEX_M1 + bool "Arm Cortex-M1" + select ARCH_HAS_NO_MMU +- select USE_BX ++ select FORCE_THUMB + + config CONFIG_ARM_SA110 + bool "Intel StrongArm SA-110" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM_SA1100 + bool "Intel StrongArm SA-1100" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM_XSCALE + bool "Intel Xscale" + select ARCH_HAS_MMU ++ select HAS_THUMB + + config CONFIG_ARM_IWMMXT + bool "Intel Xscale With WMMX PXA27x" + select ARCH_HAS_MMU ++ select HAS_THUMB + + endchoice + ++config HAS_THUMB ++ bool ++ ++config FORCE_THUMB ++ bool ++ select HAS_THUMB ++ select COMPILE_IN_THUMB_MODE ++ select USE_BX ++ ++config COMPILE_IN_THUMB_MODE ++ bool ++ + config USE_BX + bool "Use BX in function return" + default y +- depends on !CONFIG_GENERIC_ARM && !CONFIG_ARM610 && !CONFIG_ARM710 ++ depends on HAS_THUMB + help + Use BX instruction for THUMB aware architectures. +-- +1.7.1 + diff --git a/toolchain/uClibc/patches-0.9.32/920-remove_sub-arch_variants.patch b/toolchain/uClibc/patches-0.9.32/920-remove_sub-arch_variants.patch new file mode 100644 index 0000000000..4051ef39fc --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/920-remove_sub-arch_variants.patch @@ -0,0 +1,189 @@ +Rely on the compiler to be correctly set up to generate +appropriate code for the target variant. + +This exposes the Thumb option, as it is no longer auto-selected. +The "Use BX" no longer depends on supported CPU to be selected, +so it now defaults to 'n' as it shall work by default on CPUs +that do not have BX. + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + Rules.mak | 19 ------- + extra/Configs/Config.arm | 125 ++-------------------------------------------- + 2 files changed, 5 insertions(+), 139 deletions(-) + +diff --git a/Rules.mak b/Rules.mak +index 2a16908..09741a6 100644 +--- a/Rules.mak ++++ b/Rules.mak +@@ -332,25 +332,6 @@ ifeq ($(TARGET_ARCH),arm) + OPTIMIZATION+=-fstrict-aliasing + CPU_CFLAGS-$(ARCH_LITTLE_ENDIAN)+=-mlittle-endian + CPU_CFLAGS-$(ARCH_BIG_ENDIAN)+=-mbig-endian +- CPU_CFLAGS-$(CONFIG_GENERIC_ARM)+= +- CPU_CFLAGS-$(CONFIG_ARM610)+=-mtune=arm610 -march=armv3 +- CPU_CFLAGS-$(CONFIG_ARM710)+=-mtune=arm710 -march=armv3 +- CPU_CFLAGS-$(CONFIG_ARM7TDMI)+=-mtune=arm7tdmi -march=armv4t +- CPU_CFLAGS-$(CONFIG_ARM720T)+=-mtune=arm7tdmi -march=armv4t +- CPU_CFLAGS-$(CONFIG_ARM920T)+=-mtune=arm9tdmi -march=armv4t +- CPU_CFLAGS-$(CONFIG_ARM922T)+=-mtune=arm9tdmi -march=armv4t +- CPU_CFLAGS-$(CONFIG_ARM926T)+=-mtune=arm9e -march=armv5te +- CPU_CFLAGS-$(CONFIG_ARM10T)+=-mtune=arm10tdmi -march=armv5t +- CPU_CFLAGS-$(CONFIG_ARM1136JF_S)+=-mtune=arm1136jf-s -march=armv6 +- CPU_CFLAGS-$(CONFIG_ARM1176JZ_S)+=-mtune=arm1176jz-s -march=armv6 +- CPU_CFLAGS-$(CONFIG_ARM1176JZF_S)+=-mtune=arm1176jzf-s -march=armv6 +- CPU_CFLAGS-$(CONFIG_ARM_SA110)+=-mtune=strongarm110 -march=armv4 +- CPU_CFLAGS-$(CONFIG_ARM_SA1100)+=-mtune=strongarm1100 -march=armv4 +- CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=$(call check_gcc,-mtune=xscale,-mtune=strongarm110) +- CPU_CFLAGS-$(CONFIG_ARM_XSCALE)+=-march=armv5te -Wa,-mcpu=xscale +- CPU_CFLAGS-$(CONFIG_ARM_IWMMXT)+=-march=iwmmxt -Wa,-mcpu=iwmmxt -mabi=iwmmxt +- CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M3)+=-mcpu=cortex-m3 +- CPU_CFLAGS-$(CONFIG_ARM_CORTEX_M1)+=-mcpu=cortex-m1 + CPU_CFLAGS-$(COMPILE_IN_THUMB_MODE)+=-mthumb + endif + +diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm +index c9c40d4..6c75a00 100644 +--- a/extra/Configs/Config.arm ++++ b/extra/Configs/Config.arm +@@ -30,129 +30,14 @@ config CONFIG_ARM_EABI + + endchoice + +-choice +- prompt "Target Processor Type" +- default CONFIG_GENERIC_ARM +- help +- This is the processor type of your CPU. This information is used for +- optimizing purposes. To build a library that will run on all ARMCPU +- types (albeit not optimally fast), you can specify "Generic Arm" here. +- If you pick anything other than "Generic Arm", there is no guarantee +- that uClibc will even run on anything other than the selected +- processor type. +- +- Here are the settings recommended for greatest speed: +- - "Generic Arm" select this if your compiler is already setup to +- optimize things properly, or if you want to run on pretty much +- everything, or you just don't much care. +- - For anything else, pick the ARM core type that best matches the +- cpu you will be using on your device. +- +- If you don't know what to do, choose "Generic Arm". +- +-config CONFIG_GENERIC_ARM +- bool "Generic Arm" +- +-config CONFIG_ARM610 +- bool "Arm 610" +- select ARCH_HAS_MMU +- +-config CONFIG_ARM710 +- bool "Arm 710" +- select ARCH_HAS_MMU +- +-config CONFIG_ARM7TDMI +- bool "Arm 7TDMI" +- select ARCH_HAS_NO_MMU +- select HAS_THUMB +- +-config CONFIG_ARM720T +- bool "Arm 720T" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM920T +- bool "Arm 920T" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM922T +- bool "Arm 922T" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM926T +- bool "Arm 926T" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM10T +- bool "Arm 10T" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM1136JF_S +- bool "Arm 1136JF-S" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM1176JZ_S +- bool "Arm 1176JZ-S" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM1176JZF_S +- bool "Arm 1176JZF-S" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM_CORTEX_M3 +- bool "Arm Cortex-M3" +- select ARCH_HAS_NO_MMU +- select FORCE_THUMB +- +-config CONFIG_ARM_CORTEX_M1 +- bool "Arm Cortex-M1" +- select ARCH_HAS_NO_MMU +- select FORCE_THUMB +- +-config CONFIG_ARM_SA110 +- bool "Intel StrongArm SA-110" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM_SA1100 +- bool "Intel StrongArm SA-1100" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM_XSCALE +- bool "Intel Xscale" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-config CONFIG_ARM_IWMMXT +- bool "Intel Xscale With WMMX PXA27x" +- select ARCH_HAS_MMU +- select HAS_THUMB +- +-endchoice +- +-config HAS_THUMB +- bool +- +-config FORCE_THUMB +- bool +- select HAS_THUMB +- select COMPILE_IN_THUMB_MODE +- select USE_BX +- + config COMPILE_IN_THUMB_MODE +- bool ++ bool "Build using Thumb mode" ++ select USE_BX ++ help ++ Say 'y' here to force building uClibc in thumb mode. ++ Say 'n' to use your compiler's default mode. + + config USE_BX + bool "Use BX in function return" +- default y +- depends on HAS_THUMB + help + Use BX instruction for THUMB aware architectures. +-- +1.7.1 + diff --git a/toolchain/uClibc/patches-0.9.32/930-transform_eabi_oabi_choice.patch b/toolchain/uClibc/patches-0.9.32/930-transform_eabi_oabi_choice.patch new file mode 100644 index 0000000000..7a91f6786c --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/930-transform_eabi_oabi_choice.patch @@ -0,0 +1,49 @@ +The CONFIG_ARM_OABI option is never used. + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + extra/Configs/Config.arm | 23 ++++++++--------------- + 1 files changed, 8 insertions(+), 15 deletions(-) + +diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm +index 6c75a00..227b90c 100644 +--- a/extra/Configs/Config.arm ++++ b/extra/Configs/Config.arm +@@ -12,23 +12,16 @@ config FORCE_OPTIONS_FOR_ARCH + default y + select ARCH_ANY_ENDIAN + +-choice +- prompt "Target ABI" +- default CONFIG_ARM_OABI ++config CONFIG_ARM_EABI ++ bool "Build for EABI" + help +- If you choose "EABI" here, functions and constants required by the +- ARM EABI will be built into the library. You should choose "EABI" ++ If you say 'y' here, functions and constants required by the ++ ARM EABI will be built into the library. You should say 'y' + if your compiler uses the ARM EABI, in which case you will also +- need a kernel supporting the EABI system call interface, or "OABI" +- for a compiler using the old Linux ABI. +- +-config CONFIG_ARM_OABI +- bool "OABI" +- +-config CONFIG_ARM_EABI +- bool "EABI" +- +-endchoice ++ need a kernel supporting the EABI system call interface. ++ ++ If you say 'n' here, then the library will be built for the ++ old Linux ABI. + + config COMPILE_IN_THUMB_MODE + bool "Build using Thumb mode" +-- +1.7.1 + diff --git a/toolchain/uClibc/patches-0.9.32/940-include_arm-asm.h.patch b/toolchain/uClibc/patches-0.9.32/940-include_arm-asm.h.patch new file mode 100644 index 0000000000..955b372ad8 --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/940-include_arm-asm.h.patch @@ -0,0 +1,39 @@ +The check for __USE_BX__ will be available in bits/arm_asm.h, +so the latter must be included wherever the former is used. + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + ldso/ldso/arm/dl-startup.h | 1 + + libc/sysdeps/linux/arm/sysdep.h | 1 + + 2 files changed, 2 insertions(+), 0 deletions(-) + +diff --git a/ldso/ldso/arm/dl-startup.h b/ldso/ldso/arm/dl-startup.h +index a95389d..2dfdaff 100644 +--- a/ldso/ldso/arm/dl-startup.h ++++ b/ldso/ldso/arm/dl-startup.h +@@ -7,6 +7,7 @@ + */ + + #include <features.h> ++#include <bits/arm_asm.h> + + #if !defined(__thumb__) + __asm__( +diff --git a/libc/sysdeps/linux/arm/sysdep.h b/libc/sysdeps/linux/arm/sysdep.h +index 013f88c..e498695 100644 +--- a/libc/sysdeps/linux/arm/sysdep.h ++++ b/libc/sysdeps/linux/arm/sysdep.h +@@ -21,6 +21,7 @@ + #define _LINUX_ARM_SYSDEP_H 1 + + #include <common/sysdep.h> ++#include <bits/arm_asm.h> + + #include <sys/syscall.h> + /* For Linux we can use the system call table in the header file +-- +1.7.1 + diff --git a/toolchain/uClibc/patches-0.9.32/950-detect_bx_availibility.patch b/toolchain/uClibc/patches-0.9.32/950-detect_bx_availibility.patch new file mode 100644 index 0000000000..24d5bcca66 --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/950-detect_bx_availibility.patch @@ -0,0 +1,49 @@ +The "use BX" option is now a suggestion that BX be used if available. +Use a macro to detect if BX is available at build time. If so, and +the user requested it be used, then use it. Otherwise, error out. + +Macro courtesy Khem RAJ: + http://lists.uclibc.org/pipermail/uclibc/2009-April/042301.html + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + extra/Configs/Config.arm | 4 +++- + libc/sysdeps/linux/arm/bits/arm_asm.h | 9 ++++++++- + 2 files changed, 11 insertions(+), 2 deletions(-) + +diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm +index 227b90c..9aa9e56 100644 +--- a/extra/Configs/Config.arm ++++ b/extra/Configs/Config.arm +@@ -33,4 +33,6 @@ config COMPILE_IN_THUMB_MODE + config USE_BX + bool "Use BX in function return" + help +- Use BX instruction for THUMB aware architectures. ++ Say 'y' to use BX to return from functions on your thumb-aware ++ processor. Say 'y' if you need to use interworking. Say 'n' if not. ++ It is safe to say 'y' even if you're not doing interworking. +diff --git a/libc/sysdeps/linux/arm/bits/arm_asm.h b/libc/sysdeps/linux/arm/bits/arm_asm.h +index 1d87df6..921c9a3 100644 +--- a/libc/sysdeps/linux/arm/bits/arm_asm.h ++++ b/libc/sysdeps/linux/arm/bits/arm_asm.h +@@ -24,5 +24,12 @@ + #define THUMB1_ONLY 1 + #endif + +-#endif /* _ARM_ASM_H */ ++#if defined(__USE_BX__) ++# if ( defined (__ARM_ARCH_2__) || defined (__ARM_ARCH_3__) \ ++ || defined (__ARM_ARCH_3M__) || defined (__ARM_ARCH_4__) \ ++ ) ++# error Use of BX was requested, but is not available on the target processor. ++# endif /* ARCH level */ ++#endif /* __USE_BX__ */ + ++#endif /* _ARM_ASM_H */ +-- +1.7.1 + diff --git a/toolchain/uClibc/patches-0.9.32/960-remove_eabi_oabi_selection.patch b/toolchain/uClibc/patches-0.9.32/960-remove_eabi_oabi_selection.patch new file mode 100644 index 0000000000..a87d8c99f1 --- /dev/null +++ b/toolchain/uClibc/patches-0.9.32/960-remove_eabi_oabi_selection.patch @@ -0,0 +1,90 @@ +Rely on the compiler to be properly setup for the default ABI. + +When installing-headers, there are two cases: +- NPTL: no issue, a cross-compiler is already expected +- LinuxThreads: no issue, EABI/OABI has no impact on installed headers. + +Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr> +Cc: Khem Raj <raj.khem@gmail.com> +Cc: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com> +Cc: Carmelo AMOROSO <carmelo.amoroso@st.com> +--- + extra/Configs/Config.arm | 11 ----------- + libc/sysdeps/linux/arm/Makefile.arch | 9 +++++++-- + libc/sysdeps/linux/arm/bits/huge_val.h | 4 ++-- + 3 files changed, 9 insertions(+), 15 deletions(-) + +diff --git a/extra/Configs/Config.arm b/extra/Configs/Config.arm +index 9aa9e56..85f2515 100644 +--- a/extra/Configs/Config.arm ++++ b/extra/Configs/Config.arm +@@ -12,17 +12,6 @@ config FORCE_OPTIONS_FOR_ARCH + default y + select ARCH_ANY_ENDIAN + +-config CONFIG_ARM_EABI +- bool "Build for EABI" +- help +- If you say 'y' here, functions and constants required by the +- ARM EABI will be built into the library. You should say 'y' +- if your compiler uses the ARM EABI, in which case you will also +- need a kernel supporting the EABI system call interface. +- +- If you say 'n' here, then the library will be built for the +- old Linux ABI. +- + config COMPILE_IN_THUMB_MODE + bool "Build using Thumb mode" + select USE_BX +diff --git a/libc/sysdeps/linux/arm/Makefile.arch b/libc/sysdeps/linux/arm/Makefile.arch +index b53c539..14279e0 100644 +--- a/libc/sysdeps/linux/arm/Makefile.arch ++++ b/libc/sysdeps/linux/arm/Makefile.arch +@@ -24,7 +24,12 @@ ifeq ($(UCLIBC_HAS_ADVANCED_REALTIME),y) + CSRC += posix_fadvise.c posix_fadvise64.c + endif + +-ifeq ($(CONFIG_ARM_EABI),y) ++# Is our compiler set up for EABI ? ++IS_EABI:=$(shell $(CC) $(CFLAGS) -x c - -E -dM </dev/null 2>/dev/null \ ++ |sed -r -e '/^\#[[:space:]]*define[[:space:]]+__ARM_EABI__([[:space:]]+1)?$$/!d; s/.+/y/;' \ ++ ) ++ ++ifeq ($(IS_EABI),y) + CSRC += aeabi_assert.c aeabi_atexit.c aeabi_errno_addr.c \ + aeabi_localeconv.c aeabi_memclr.c aeabi_memcpy.c \ + aeabi_memmove.c aeabi_memset.c find_exidx.c +@@ -37,7 +42,7 @@ else + CSRC += syscall.c + endif + +-ifeq ($(CONFIG_ARM_EABI),y) ++ifeq ($(IS_EABI),y) + libc-static-y += $(ARCH_OUT)/aeabi_lcsts.o $(ARCH_OUT)/aeabi_math.o \ + $(ARCH_OUT)/aeabi_sighandlers.o + libc-nonshared-y += $(ARCH_OUT)/aeabi_lcsts.os $(ARCH_OUT)/aeabi_math.os \ +diff --git a/libc/sysdeps/linux/arm/bits/huge_val.h b/libc/sysdeps/linux/arm/bits/huge_val.h +index a215f3c..745e0bb 100644 +--- a/libc/sysdeps/linux/arm/bits/huge_val.h ++++ b/libc/sysdeps/linux/arm/bits/huge_val.h +@@ -32,7 +32,7 @@ + # define HUGE_VAL (__extension__ 0x1.0p2047) + #elif defined __GNUC__ + +-#ifndef __CONFIG_ARM_EABI__ ++#ifndef __ARM_EABI__ + # define HUGE_VAL \ + (__extension__ \ + ((union { unsigned __l __attribute__((__mode__(__DI__))); double __d; }) \ +@@ -50,7 +50,7 @@ + + typedef union { unsigned char __c[8]; double __d; } __huge_val_t; + +-#ifndef __CONFIG_ARM_EABI__ ++#ifndef __ARM_EABI__ + # if __BYTE_ORDER == __BIG_ENDIAN + # define __HUGE_VAL_bytes { 0, 0, 0, 0, 0x7f, 0xf0, 0, 0 } + # endif +-- +1.7.1 + |