61 lines
2.7 KiB
Diff
61 lines
2.7 KiB
Diff
From d6aff068170e56e6773feba42a463dd8c50bc4ff Mon Sep 17 00:00:00 2001
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From: Khem Raj <raj.khem@gmail.com>
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Date: Sun, 24 Oct 2021 22:32:50 -0700
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Subject: [PATCH] Add RISCV32 support
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Upstream-Status: Pending
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Signed-off-by: Khem Raj <raj.khem@gmail.com>
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---
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build/moz.configure/init.configure | 3 +++
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python/mozbuild/mozbuild/configure/constants.py | 2 ++
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.../mozbuild/test/configure/test_toolchain_configure.py | 1 +
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3 files changed, 6 insertions(+)
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diff --git a/build/moz.configure/init.configure b/build/moz.configure/init.configure
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index 53bbc4203f..2ac40d3d39 100644
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--- a/build/moz.configure/init.configure
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+++ b/build/moz.configure/init.configure
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@@ -584,6 +584,9 @@ def split_triplet(triplet, allow_wasi=False):
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elif cpu.startswith("aarch64"):
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canonical_cpu = "aarch64"
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endianness = "little"
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+ elif cpu in ("riscv32", "riscv32gc"):
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+ canonical_cpu = "riscv32"
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+ endianness = "little"
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elif cpu in ("riscv64", "riscv64gc"):
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canonical_cpu = "riscv64"
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endianness = "little"
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diff --git a/python/mozbuild/mozbuild/configure/constants.py b/python/mozbuild/mozbuild/configure/constants.py
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index a36152651d..a6050be5d8 100644
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--- a/python/mozbuild/mozbuild/configure/constants.py
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+++ b/python/mozbuild/mozbuild/configure/constants.py
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@@ -51,6 +51,7 @@ CPU_bitness = {
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"mips64": 64,
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"ppc": 32,
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"ppc64": 64,
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+ 'riscv32': 32,
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"riscv64": 64,
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"s390": 32,
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"s390x": 64,
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@@ -98,6 +99,7 @@ CPU_preprocessor_checks = OrderedDict(
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("m68k", "__m68k__"),
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("mips64", "__mips64"),
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("mips32", "__mips__"),
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+ ("riscv32", "__riscv && __riscv_xlen == 32"),
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("riscv64", "__riscv && __riscv_xlen == 64"),
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("loongarch64", "__loongarch64"),
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("sh4", "__sh__"),
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diff --git a/python/mozbuild/mozbuild/test/configure/test_toolchain_configure.py b/python/mozbuild/mozbuild/test/configure/test_toolchain_configure.py
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index c6af3d99d4..7ef02e1a85 100644
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--- a/python/mozbuild/mozbuild/test/configure/test_toolchain_configure.py
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+++ b/python/mozbuild/mozbuild/test/configure/test_toolchain_configure.py
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@@ -1325,6 +1325,7 @@ class LinuxCrossCompileToolchainTest(BaseToolchainTest):
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"m68k-unknown-linux-gnu": big_endian + {"__m68k__": 1},
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"mips64-unknown-linux-gnuabi64": big_endian + {"__mips64": 1, "__mips__": 1},
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"mips-unknown-linux-gnu": big_endian + {"__mips__": 1},
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+ "riscv32-unknown-linux-gnu": little_endian + {"__riscv": 1, "__riscv_xlen": 32},
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"riscv64-unknown-linux-gnu": little_endian + {"__riscv": 1, "__riscv_xlen": 64},
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"sh4-unknown-linux-gnu": little_endian + {"__sh__": 1},
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}
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