targets: Add powerpc{64}le-unknown-linux-gnu.

Author: heiher

.github/workflows/release.yaml

@@ -31,7 +31,9 @@ jobs:
           - mips-unknown-linux-gnusf
           - mips64el-unknown-linux-gnu
           - mips64-unknown-linux-gnu
+          - powerpcle-unknown-linux-gnu
           - powerpc-unknown-linux-gnu
+          - powerpc64le-unknown-linux-gnu
           - powerpc64-unknown-linux-gnu
           - riscv32-unknown-linux-gnu
           - riscv64-unknown-linux-gnu

README.md

@@ -23,7 +23,9 @@ This is a simple, lightweight project for making cross-compilation toolchain wit
 | mips-unknown-linux-gnusf      | 5.4.296 | 2.45     | 15.2.0 | 2.42  | N/A    |
 | mips64el-unknown-linux-gnu    | 5.4.296 | 2.45     | 15.2.0 | 2.42  | N/A    |
 | mips64-unknown-linux-gnu      | 5.4.296 | 2.45     | 15.2.0 | 2.42  | N/A    |
+| powerpcle-unknown-linux-gnu   | 5.4.296 | 2.45     | 15.2.0 | 2.42  | 2.40.4 |
 | powerpc-unknown-linux-gnu     | 5.4.296 | 2.45     | 15.2.0 | 2.42  | 2.40.4 |
+| powerpc64le-unknown-linux-gnu | 5.4.296 | 2.45     | 15.2.0 | 2.42  | 2.40.4 |
 | powerpc64-unknown-linux-gnu   | 5.4.296 | 2.45     | 15.2.0 | 2.42  | 2.40.4 |
 | riscv32-unknown-linux-gnu     | 5.4.296 | 2.45     | 15.2.0 | 2.42  | 2.40.4 |
 | riscv64-unknown-linux-gnu     | 5.4.296 | 2.45     | 15.2.0 | 2.42  | 2.40.4 |

targets/powerpc64le-unknown-linux-gnu/config

@@ -0,0 +1,16 @@
+CT_CONFIG_VERSION="4"
+CT_EXPERIMENTAL=y
+CT_PREFIX_DIR="/opt/x-tools/${CT_TARGET}"
+# CT_LOG_PROGRESS_BAR is not set
+CT_ARCH_POWERPC=y
+CT_ARCH_LE=y
+CT_ARCH_64=y
+CT_ARCH_ABI="elfv2"
+CT_TARGET_VENDOR=""
+CT_KERNEL_LINUX=y
+CT_LINUX_V_5_4=y
+CT_BINUTILS_PLUGINS=y
+CT_LIBC_GLIBC=y
+CT_CREATE_LDSO_CONF=y
+CT_CC_LANG_CXX=y
+CT_LINKER_MOLD=y

targets/powerpcle-unknown-linux-gnu/0001-powerpc-Add-support-for-little-endian.patch

@@ -0,0 +1,65 @@
+From 012ab7a5b188acd21001904fa0366ffc33d7c64e Mon Sep 17 00:00:00 2001
+From: hev <git@hev.cc>
+Date: Sun, 28 Sep 2025 11:59:50 +0800
+Subject: [PATCH] powerpc: Add support for little endian.
+
+---
+ ...owerpc-Add-support-for-little-endian.patch | 46 +++++++++++++++++++
+ 1 file changed, 46 insertions(+)
+ create mode 100644 packages/glibc/2.42/0001-powerpc-Add-support-for-little-endian.patch
+
+diff --git a/packages/glibc/2.42/0001-powerpc-Add-support-for-little-endian.patch b/packages/glibc/2.42/0001-powerpc-Add-support-for-little-endian.patch
+new file mode 100644
+index 00000000..327f7c8d
+--- /dev/null
++++ b/packages/glibc/2.42/0001-powerpc-Add-support-for-little-endian.patch
+@@ -0,0 +1,46 @@
++From b344ac124d53a6dcf716c63fe777dc8f0c73890b Mon Sep 17 00:00:00 2001
++From: hev <git@hev.cc>
++Date: Sun, 28 Sep 2025 11:58:06 +0800
++Subject: [PATCH] powerpc: Add support for little endian.
++
++---
++ sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S | 14 ++++++++++++++
++ 1 file changed, 14 insertions(+)
++
++diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S
++index 20b8f8bd..9d4b2c5b 100644
++--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S
+++++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S
++@@ -39,7 +39,14 @@ ENTRY (__clone)
++ 	/* Set up stack frame for parent.  */
++ 	stwu	r1,-32(r1)
++ 	cfi_adjust_cfa_offset (32)
+++#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
++ 	stmw	r28,16(r1)
+++#else
+++	stw	r28,16(r1)
+++	stw	r29,20(r1)
+++	stw	r30,24(r1)
+++	stw	r31,28(r1)
+++#endif
++ 
++ 	/* Set up stack frame for child.  */
++ 	clrrwi	r4,r4,4
++@@ -80,7 +87,14 @@ ENTRY (__clone)
++ 
++ L(parent):
++ 	/* Parent.  Restore registers & return.  */
+++#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
++ 	lmw	r28,16(r1)
+++#else
+++	lwz	r28,16(r1)
+++	lwz	r29,20(r1)
+++	lwz	r30,24(r1)
+++	lwz	r31,28(r1)
+++#endif
++ 	addi	r1,r1,32
++ 	bnslr+
++ 	b	__syscall_error@local
++-- 
++2.43.0
++
+-- 
+2.43.0
+

targets/powerpcle-unknown-linux-gnu/config

@@ -0,0 +1,15 @@
+CT_CONFIG_VERSION="4"
+CT_EXPERIMENTAL=y
+CT_PREFIX_DIR="/opt/x-tools/${CT_TARGET}"
+# CT_LOG_PROGRESS_BAR is not set
+CT_ARCH_POWERPC=y
+CT_ARCH_LE=y
+# CT_DEMULTILIB is not set
+CT_TARGET_VENDOR=""
+CT_KERNEL_LINUX=y
+CT_LINUX_V_5_4=y
+CT_BINUTILS_PLUGINS=y
+CT_LIBC_GLIBC=y
+CT_CREATE_LDSO_CONF=y
+CT_CC_LANG_CXX=y
+CT_LINKER_MOLD=y