community/php83: add loongarch64 support

Patch backported from:
https://github.com/php/php-src/pull/13914
https://github.com/php/php-src/commit/0766ac6e357282eafb51cbdc5383345e7487260b

2 files changed, 249 insertions, 1 deletions

diff --git a/community/php83/APKBUILD b/community/php83/APKBUILD
index 3de24e542c0..00fe6ea56dc 100644
--- a/community/php83/APKBUILD
+++ b/community/php83/APKBUILD
@@ -113,6 +113,7 @@ source="php-$pkgver.tar.xz::https://php.net/distributions/php-$pkgver.tar.xz
 	fix-tests-devserver.patch
 	phpinfo-avif.patch
 	fix-lfs64-2.patch
+	loongarch64-support-for-fibers.patch
 	"
 builddir="$srcdir/php-$pkgver"
 
@@ -237,7 +238,7 @@ _build() {
 	[ "$CARCH" = "s390x" ] && without_pcre_jit="--without-pcre-jit"
 
 	case "$CARCH" in
-	arm*|aarch64|riscv64)
+	arm*|aarch64|riscv64|loongarch64)
 		export CFLAGS="${CFLAGS/-fstack-clash-protection}"
 		export CXXFLAGS="${CXXFLAGS/-fstack-clash-protection}"
 		;;
@@ -634,4 +635,5 @@ ec206639d076ddac6c2d1db697a5428ed3be979157db39417af7fbe6ab837e8dc00315ae0e55aea4
 1b64a7cef9e81387f955cb60ffa4e3d2277b4f6072e9328d779c0d447c202c8ee9dff0d8d8c34abc82c150311f51c4e9316a3b72a383ca6c9a6e683bc5b349a0  fix-tests-devserver.patch
 8833c5c6f5225f5e85a9cd842274e4e6b2f55dc572a13bdb3066c624f82c9f39fa07cb2f8f242092ff814f61f0cb8abaa792b1f93c16ad341f1a8dec05a6ca2d  phpinfo-avif.patch
 6f90c6b80a1fd72094877d52e2d6a26712a3d54ee83c8d4d75cad5505a2225cbca576085acf82c08b91220550b8a3527323e1a9f4a821e4e159b5c03efc083c6  fix-lfs64-2.patch
+517441fdf14b7855b1843bd0d1c86126017af7a340fbf7177202db7c9e67912332abdb62e7477f45e7922c910672396ba4f953eb7dc052ed06624c682bd12791  loongarch64-support-for-fibers.patch
 "
diff --git a/community/php83/loongarch64-support-for-fibers.patch b/community/php83/loongarch64-support-for-fibers.patch
new file mode 100644
index 00000000000..cb39daa6151
--- /dev/null
+++ b/community/php83/loongarch64-support-for-fibers.patch
@@ -0,0 +1,246 @@
+Patch-Source: https://github.com/php/php-src/commit/0766ac6e357282eafb51cbdc5383345e7487260b
+From 0766ac6e357282eafb51cbdc5383345e7487260b 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
+
+diff --git a/Zend/asm/jump_loongarch64_sysv_elf_gas.S b/Zend/asm/jump_loongarch64_sysv_elf_gas.S
+new file mode 100644
+index 0000000000..74c081e07f
+--- /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
+diff --git a/Zend/asm/make_loongarch64_sysv_elf_gas.S b/Zend/asm/make_loongarch64_sysv_elf_gas.S
+new file mode 100644
+index 0000000000..55062702f1
+--- /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  $a0, 0
++    # call _exit(0)
++    b  %plt(_exit)
++
++.size make_fcontext, .-make_fcontext
++/* Mark that we don't need executable stack.  */
++.section .note.GNU-stack,"",%progbits
+diff --git a/configure.ac b/configure.ac
+index 2bf60c434d..da646ac69f 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -1253,6 +1253,7 @@ AS_CASE([$host_cpu],
+   [riscv64*], [fiber_cpu="riscv64"],
+   [sparc64], [fiber_cpu="sparc64"],
+   [s390x*], [fiber_cpu="s390x"],
++  [loongarch64*], [fiber_cpu="loongarch64"],
+   [mips64*], [fiber_cpu="mips64"],
+   [mips*], [fiber_cpu="mips32"],
+   [fiber_cpu="unknown"]
+@@ -1275,6 +1276,7 @@ AS_CASE([$fiber_cpu],
+   [riscv64], [fiber_asm_file_prefix="riscv64_sysv"],
+   [sparc64], [fiber_asm_file_prefix="sparc64_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"]
+-- 
+2.44.0
+