forked from brl/citadel
71 lines
2.5 KiB
Diff
71 lines
2.5 KiB
Diff
Add RISC-V support
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Upstream-Status: Submitted [https://bugzilla.mozilla.org/show_bug.cgi?id=1318905]
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Signed-off-by: Ricardo Salveti <ricardo@foundries.io>
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diff --git a/build/autoconf/config.guess b/build/autoconf/config.guess
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index d5d667d..1277a86 100755
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--- a/build/autoconf/config.guess
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+++ b/build/autoconf/config.guess
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@@ -1029,6 +1029,9 @@ EOF
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ppcle:Linux:*:*)
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echo powerpcle-unknown-linux-${LIBC}
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exit ;;
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+ riscv32:Linux:*:* | riscv64:Linux:*:*)
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+ echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
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+ exit ;;
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s390:Linux:*:* | s390x:Linux:*:*)
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echo ${UNAME_MACHINE}-ibm-linux-${LIBC}
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exit ;;
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diff --git a/build/moz.configure/init.configure b/build/moz.configure/init.configure
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index 6fe6591..56e6730 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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@@ -362,6 +362,9 @@ def split_triplet(triplet):
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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', 'riscv64'):
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+ canonical_cpu = cpu
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+ endianness = 'little'
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else:
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die('Unknown CPU type: %s' % cpu)
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diff --git a/mfbt/double-conversion/utils.h b/mfbt/double-conversion/utils.h
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index 15dd4bf..4f37218 100644
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--- a/mfbt/double-conversion/utils.h
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+++ b/mfbt/double-conversion/utils.h
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@@ -60,7 +60,8 @@
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defined(__sparc__) || defined(__sparc) || defined(__s390__) || \
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defined(__SH4__) || defined(__alpha__) || \
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defined(_MIPS_ARCH_MIPS32R2) || \
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- defined(__AARCH64EL__) || defined(__aarch64__)
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+ defined(__AARCH64EL__) || defined(__aarch64__) || \
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+ defined(__riscv)
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#define DOUBLE_CONVERSION_CORRECT_DOUBLE_OPERATIONS 1
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#elif defined(_M_IX86) || defined(__i386__) || defined(__i386)
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#if defined(_WIN32)
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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 dfc7cf8..4f8d666 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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@@ -48,6 +48,8 @@ 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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'sparc': 32,
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@@ -79,6 +81,8 @@ CPU_preprocessor_checks = OrderedDict((
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('s390', '__s390__'),
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('ppc64', '__powerpc64__'),
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('ppc', '__powerpc__'),
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+ ('riscv32', '__riscv && __SIZEOF_POINTER__ == 4'),
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+ ('riscv64', '__riscv && __SIZEOF_POINTER__ == 8'),
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('Alpha', '__alpha__'),
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('hppa', '__hppa__'),
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('sparc64', '__sparc__ && __arch64__'),
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