--- /dev/null
+From 49627124928f066320b7c2d2ba7501eac5c4fc63 Mon Sep 17 00:00:00 2001
+From: qiangxuhui <qiangxuhui@loongson.cn>
+Date: Mon, 1 Apr 2024 07:16:47 +0000
+Subject: [PATCH] loongarch64 support for fibers
+
+Add loongarch64 assembly files from Boost, needed for fibers support,
+and hook up loongarch64 fibers support during configure.
+
+Close GH-13914
+---
+ Zend/asm/jump_loongarch64_sysv_elf_gas.S | 121 +++++++++++++++++++++++
+ Zend/asm/make_loongarch64_sysv_elf_gas.S | 72 ++++++++++++++
+ configure.ac | 2 +
+ 3 files changed, 195 insertions(+)
+ create mode 100644 Zend/asm/jump_loongarch64_sysv_elf_gas.S
+ create mode 100644 Zend/asm/make_loongarch64_sysv_elf_gas.S
+
+--- /dev/null
++++ b/Zend/asm/jump_loongarch64_sysv_elf_gas.S
+@@ -0,0 +1,121 @@
++/*******************************************************
++ * *
++ * ------------------------------------------------- *
++ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
++ * ------------------------------------------------- *
++ * | 0 | 8 | 16 | 24 | *
++ * ------------------------------------------------- *
++ * | FS0 | FS1 | FS2 | FS3 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
++ * ------------------------------------------------- *
++ * | 32 | 40 | 48 | 56 | *
++ * ------------------------------------------------- *
++ * | FS4 | FS5 | FS6 | FS7 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
++ * ------------------------------------------------- *
++ * | 64 | 72 | 80 | 88 | *
++ * ------------------------------------------------- *
++ * | S0 | S1 | S2 | S3 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
++ * ------------------------------------------------- *
++ * | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
++ * ------------------------------------------------- *
++ * | S4 | S5 | S6 | S7 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
++ * ------------------------------------------------- *
++ * | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
++ * ------------------------------------------------- *
++ * | S8 | FP | RA | PC | *
++ * ------------------------------------------------- *
++ * *
++ * *****************************************************/
++
++.file "jump_loongarch64_sysv_elf_gas.S"
++.text
++.globl jump_fcontext
++.align 2
++.type jump_fcontext,@function
++jump_fcontext:
++ # reserve space on stack
++ addi.d $sp, $sp, -160
++
++ # save fs0 - fs7
++ fst.d $fs0, $sp, 0
++ fst.d $fs1, $sp, 8
++ fst.d $fs2, $sp, 16
++ fst.d $fs3, $sp, 24
++ fst.d $fs4, $sp, 32
++ fst.d $fs5, $sp, 40
++ fst.d $fs6, $sp, 48
++ fst.d $fs7, $sp, 56
++
++ # save s0 - s8, fp, ra
++ st.d $s0, $sp, 64
++ st.d $s1, $sp, 72
++ st.d $s2, $sp, 80
++ st.d $s3, $sp, 88
++ st.d $s4, $sp, 96
++ st.d $s5, $sp, 104
++ st.d $s6, $sp, 112
++ st.d $s7, $sp, 120
++ st.d $s8, $sp, 128
++ st.d $fp, $sp, 136
++ st.d $ra, $sp, 144
++
++ # save RA as PC
++ st.d $ra, $sp, 152
++
++ # store SP (pointing to context-data) in A2
++ move $a2, $sp
++
++ # restore SP (pointing to context-data) from A0
++ move $sp, $a0
++
++ # load fs0 - fs7
++ fld.d $fs0, $sp, 0
++ fld.d $fs1, $sp, 8
++ fld.d $fs2, $sp, 16
++ fld.d $fs3, $sp, 24
++ fld.d $fs4, $sp, 32
++ fld.d $fs5, $sp, 40
++ fld.d $fs6, $sp, 48
++ fld.d $fs7, $sp, 56
++
++ #load s0 - s7
++ ld.d $s0, $sp, 64
++ ld.d $s1, $sp, 72
++ ld.d $s2, $sp, 80
++ ld.d $s3, $sp, 88
++ ld.d $s4, $sp, 96
++ ld.d $s5, $sp, 104
++ ld.d $s6, $sp, 112
++ ld.d $s7, $sp, 120
++ ld.d $s8, $sp, 128
++ ld.d $fp, $sp, 136
++ ld.d $ra, $sp, 144
++
++ # return transfer_t from jump
++ # pass transfer_t as first arg in context function
++ # a0 == FCTX, a1 == DATA
++ move $a0, $a2
++
++ # load PC
++ ld.d $a2, $sp, 152
++
++ # restore stack
++ addi.d $sp, $sp, 160
++
++ # jump to context
++ jr $a2
++.size jump_fcontext, .-jump_fcontext
++
++/* Mark that we don't need executable stack. */
++.section .note.GNU-stack,"",%progbits
+--- /dev/null
++++ b/Zend/asm/make_loongarch64_sysv_elf_gas.S
+@@ -0,0 +1,72 @@
++/*******************************************************
++ * *
++ * ------------------------------------------------- *
++ * | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | *
++ * ------------------------------------------------- *
++ * | 0 | 8 | 16 | 24 | *
++ * ------------------------------------------------- *
++ * | FS0 | FS1 | FS2 | FS3 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | *
++ * ------------------------------------------------- *
++ * | 32 | 40 | 48 | 56 | *
++ * ------------------------------------------------- *
++ * | FS4 | FS5 | FS6 | FS7 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | *
++ * ------------------------------------------------- *
++ * | 64 | 72 | 80 | 88 | *
++ * ------------------------------------------------- *
++ * | S0 | S1 | S2 | S3 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | *
++ * ------------------------------------------------- *
++ * | 96 | 100 | 104 | 108 | 112 | 116 | 120 | 124 | *
++ * ------------------------------------------------- *
++ * | S4 | S5 | S6 | S7 | *
++ * ------------------------------------------------- *
++ * ------------------------------------------------- *
++ * | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | *
++ * ------------------------------------------------- *
++ * | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | *
++ * ------------------------------------------------- *
++ * | S8 | FP | RA | PC | *
++ * ------------------------------------------------- *
++ * *
++ * *****************************************************/
++
++.file "make_loongarch64_sysv_elf_gas.S"
++.text
++.globl make_fcontext
++.align 2
++.type make_fcontext,@function
++make_fcontext:
++ # shift address in A0 to lower 16 byte boundary
++ bstrins.d $a0, $zero, 3, 0
++
++ # reserve space for context-data on context-stack
++ addi.d $a0, $a0, -160
++
++ # third arg of make_fcontext() == address of context-function
++ st.d $a2, $a0, 152
++
++ # save address of finish as return-address for context-function
++ # will be entered after context-function returns
++ la.local $a4, finish
++ st.d $a4, $a0, 144
++
++ # return pointer to context-data
++ jr $ra
++
++finish:
++ # exit code is zero
++ li.d $a0, 0
++ # call _exit(0)
++ b %plt(_exit)
++
++.size make_fcontext, .-make_fcontext
++/* Mark that we don't need executable stack. */
++.section .note.GNU-stack,"",%progbits
+--- a/configure.ac
++++ b/configure.ac
+@@ -1281,6 +1281,7 @@ AS_CASE([$host_cpu],
+ [ppc*|powerpc*], [fiber_cpu="ppc32"],
+ [riscv64*], [fiber_cpu="riscv64"],
+ [s390x*], [fiber_cpu="s390x"],
++ [loongarch64*], [fiber_cpu="loongarch64"],
+ [mips64*], [fiber_cpu="mips64"],
+ [mips*], [fiber_cpu="mips32"],
+ [fiber_cpu="unknown"]
+@@ -1302,6 +1303,7 @@ AS_CASE([$fiber_cpu],
+ [ppc32], [fiber_asm_file_prefix="ppc32_sysv"],
+ [riscv64], [fiber_asm_file_prefix="riscv64_sysv"],
+ [s390x], [fiber_asm_file_prefix="s390x_sysv"],
++ [loongarch64], [fiber_asm_file_prefix="loongarch64_sysv"],
+ [mips64], [fiber_asm_file_prefix="mips64_n64"],
+ [mips32], [fiber_asm_file_prefix="mips32_o32"],
+ [fiber_asm_file_prefix="unknown"]