For la464 cpu: ./configure --cpu=la464
With cross-compiler:
./configure --cross-prefix=loongarch64-linux-gnu- \
--enable-cross-compile --arch=loongarch64 \
--target-os=linux --cpu=la464
---
Changelog | 1 +
configure | 23 +++++++++++++++++++++++
2 files changed, 24 insertions(+)
diff --git a/Changelog b/Changelog
index 56faa7f9f5..648079ab64 100644
--- a/Changelog
+++ b/Changelog
@@ -35,6 +35,7 @@ version <next>:
- bitpacked encoder
- VideoToolbox VP9 hwaccel
- VideoToolbox ProRes hwaccel
+- support loongarch.
version 4.4:
diff --git a/configure b/configure
index d8b5be8bbb..aa94c39419 100755
--- a/configure
+++ b/configure
@@ -2032,6 +2032,9 @@ ARCH_LIST="
avr32_uc
bfin
ia64
+ loongarch
+ loongarch32
+ loongarch64
m68k
mips
mips64
@@ -4959,6 +4962,9 @@ case "$arch" in
arm*|iPad*|iPhone*)
arch="arm"
;;
+ loongarch*)
+ arch="loongarch"
+ ;;
mips*|IP*)
case "$arch" in
*el)
@@ -5106,6 +5112,18 @@ elif enabled bfin; then
cpuflags="-mcpu=$cpu"
+elif enabled loongarch; then
+
+ enable local_aligned
+ enable simd_align_32
+ enable fast_64bit
+ enable fast_clz
+ enable fast_unaligned
+ case $cpu in
+ la464)
+ cpuflags="-march=$cpu"
+ ;;
+ esac
elif enabled mips; then
if [ "$cpu" != "generic" ]; then
@@ -5362,6 +5380,11 @@ case "$arch" in
aarch64|alpha|ia64)
enabled shared && enable_weak pic
;;
+ loongarch)
+ check_64bit loongarch32 loongarch64
+ enabled loongarch64 && disable loongarch32
+ enabled shared && enable_weak pic
+ ;;
mips)
check_64bit mips mips64 '_MIPS_SIM > 1'
enabled shared && enable_weak pic
--
2.20.1
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