mozjs: Add riscv32 support

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/dynamic-layers/meta-python/recipes-extended/mozjs/mozjs/riscv32.patch

@@ -0,0 +1,55 @@
+Add RISCV32 support
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+--- a/build/moz.configure/init.configure
++++ b/build/moz.configure/init.configure
+@@ -765,6 +765,9 @@ def split_triplet(triplet, allow_msvc=Fa
+     elif cpu.startswith("aarch64"):
+         canonical_cpu = "aarch64"
+         endianness = "little"
++    elif cpu in ("riscv32", "riscv32gc"):
++        canonical_cpu = "riscv32"
++        endianness = "little"
+     elif cpu in ("riscv64", "riscv64gc"):
+         canonical_cpu = "riscv64"
+         endianness = "little"
+--- a/python/mozbuild/mozbuild/configure/constants.py
++++ b/python/mozbuild/mozbuild/configure/constants.py
+@@ -52,6 +52,7 @@ CPU_bitness = {
+     "mips64": 64,
+     "ppc": 32,
+     "ppc64": 64,
++    'riscv32': 32,
+     "riscv64": 64,
+     "s390": 32,
+     "s390x": 64,
+@@ -94,6 +95,7 @@ CPU_preprocessor_checks = OrderedDict(
+         ("m68k", "__m68k__"),
+         ("mips64", "__mips64"),
+         ("mips32", "__mips__"),
++        ("riscv32", "__riscv && __riscv_xlen == 32"),
+         ("riscv64", "__riscv && __riscv_xlen == 64"),
+         ("sh4", "__sh__"),
+         ("wasm32", "__wasm32__"),
+--- a/python/mozbuild/mozbuild/test/configure/test_toolchain_configure.py
++++ b/python/mozbuild/mozbuild/test/configure/test_toolchain_configure.py
+@@ -1186,6 +1186,7 @@ class LinuxCrossCompileToolchainTest(Bas
+         "m68k-unknown-linux-gnu": big_endian + {"__m68k__": 1},
+         "mips64-unknown-linux-gnuabi64": big_endian + {"__mips64": 1, "__mips__": 1},
+         "mips-unknown-linux-gnu": big_endian + {"__mips__": 1},
++        "riscv32-unknown-linux-gnu": little_endian + {"__riscv": 1, "__riscv_xlen": 32},
+         "riscv64-unknown-linux-gnu": little_endian + {"__riscv": 1, "__riscv_xlen": 64},
+         "sh4-unknown-linux-gnu": little_endian + {"__sh__": 1},
+     }
+--- a/js/src/wasm/WasmFrame.h
++++ b/js/src/wasm/WasmFrame.h
+@@ -230,6 +230,7 @@ class DebugFrame {
+   // Avoid -Wunused-private-field warnings.
+  protected:
+ #if defined(JS_CODEGEN_MIPS32) || defined(JS_CODEGEN_ARM) || \
++    (defined(JS_CODEGEN_NONE) && defined(__riscv) && __riscv_xlen == 32) || \
+     defined(JS_CODEGEN_X86) || defined(__wasi__)
+   // See alignmentStaticAsserts().  For MIPS32, ARM32 and X86 DebugFrame is only
+   // 4-byte aligned, so we add another word to get up to 8-byte

meta-oe/dynamic-layers/meta-python/recipes-extended/mozjs/mozjs_91.1.0.bb

@@ -10,6 +10,7 @@ SRC_URI = "https://archive.mozilla.org/pub/firefox/releases/${PV}esr/source/fire
            file://0004-use-asm-sgidefs.h.patch \
            file://fix-musl-build.patch \
            file://0001-build-do-not-use-autoconf-s-config.sub-to-canonicali.patch \
+           file://riscv32.patch \
            "
 SRC_URI[sha256sum] = "3b913d6a52c95a8986123c98543f1273812a2d59f2891b4b1c604e35f4580766"
 
@@ -36,6 +37,7 @@ export RUSTFLAGS
 JIT ?= ""
 
 JIT:mipsarch = "--disable-jit"
+JIT:riscv32 = "--disable-jit"
 
 do_configure() {
     cd ${B}