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From e1a1c4b3daa5fdddae579405f32989156ff9db92 Mon Sep 17 00:00:00 2001
From: Evgeniy Didin <Evgeniy.Didin@synopsys.com>
Date: Tue, 26 Mar 2019 10:24:17 +0300
Subject: [PATCH] Add ARC support
Signed-off-by: Evgeniy Didin <Evgeniy.Didin@synopsys.com>
---
build/autoconf/config.guess | 3 +++
build/moz.configure/init.configure | 3 +++
mfbt/double-conversion/utils.h | 2 +-
python/mozbuild/mozbuild/configure/constants.py | 2 ++
4 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/build/autoconf/config.guess b/build/autoconf/config.guess
index 1277a862..e3c40ec7 100755
--- a/build/autoconf/config.guess
+++ b/build/autoconf/config.guess
@@ -1032,6 +1032,9 @@ EOF
riscv32:Linux:*:* | riscv64:Linux:*:*)
echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
exit ;;
+ arc:Linux:*:*)
+ echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
+ exit ;;
s390:Linux:*:* | s390x:Linux:*:*)
echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
exit ;;
diff --git a/build/moz.configure/init.configure b/build/moz.configure/init.configure
index 56e6730f..85a944c9 100644
--- a/build/moz.configure/init.configure
+++ b/build/moz.configure/init.configure
@@ -365,6 +365,9 @@ def split_triplet(triplet):
elif cpu in ('riscv32', 'riscv64'):
canonical_cpu = cpu
endianness = 'little'
+ elif cpu in ('arc'):
+ canonical_cpu = 'arc'
+ endianness = 'little'
else:
die('Unknown CPU type: %s' % cpu)
diff --git a/mfbt/double-conversion/utils.h b/mfbt/double-conversion/utils.h
index 4f372180..c0680791 100644
--- a/mfbt/double-conversion/utils.h
+++ b/mfbt/double-conversion/utils.h
@@ -61,7 +61,7 @@
defined(__SH4__) || defined(__alpha__) || \
defined(_MIPS_ARCH_MIPS32R2) || \
defined(__AARCH64EL__) || defined(__aarch64__) || \
- defined(__riscv)
+ defined(__riscv) || defined(__arc__)
#define DOUBLE_CONVERSION_CORRECT_DOUBLE_OPERATIONS 1
#elif defined(_M_IX86) || defined(__i386__) || defined(__i386)
#if defined(_WIN32)
diff --git a/python/mozbuild/mozbuild/configure/constants.py b/python/mozbuild/mozbuild/configure/constants.py
index 4f8d6666..3cef1f50 100644
--- a/python/mozbuild/mozbuild/configure/constants.py
+++ b/python/mozbuild/mozbuild/configure/constants.py
@@ -50,6 +50,7 @@ CPU_bitness = {
'ppc64': 64,
'riscv32': 32,
'riscv64': 64,
+ 'arc': 32,
's390': 32,
's390x': 64,
'sparc': 32,
@@ -83,6 +84,7 @@ CPU_preprocessor_checks = OrderedDict((
('ppc', '__powerpc__'),
('riscv32', '__riscv && __SIZEOF_POINTER__ == 4'),
('riscv64', '__riscv && __SIZEOF_POINTER__ == 8'),
+ ('arc', '__arc__'),
('Alpha', '__alpha__'),
('hppa', '__hppa__'),
('sparc64', '__sparc__ && __arch64__'),
--
2.16.2
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