nixpkgs/pkgs/servers/nosql/mongodb/mozjs-noavx.patch
qubitnano a126d5b36e
mongodb-7_0: fix avxSupport (#346979)
mozjs uses avx2 instructions in mongodb 7
2024-10-07 13:20:47 +02:00

26 lines
1.1 KiB
Diff

--- a/src/third_party/mozjs/SConscript
+++ b/src/third_party/mozjs/SConscript
@@ -145,8 +145,7 @@ sources = [
]
if env['TARGET_ARCH'] == 'x86_64' and not env.TargetOSIs('windows'):
- env.Append(CCFLAGS=['-mavx2'])
- sources.extend(["extract/mozglue/misc/SIMD_avx2.cpp", "extract/mozglue/misc/SSE.cpp"])
+ sources.extend(["extract/mozglue/misc/SSE.cpp"])
if env.TargetOSIs('windows'):
sources.extend([
diff --git a/src/third_party/mozjs/extract/mozglue/misc/SIMD.cpp b/src/third_party/mozjs/extract/mozglue/misc/SIMD.cpp
index 3893de57b32..4ea0a657fbb 100644
--- a/src/third_party/mozjs/extract/mozglue/misc/SIMD.cpp
+++ b/src/third_party/mozjs/extract/mozglue/misc/SIMD.cpp
@@ -448,7 +448,7 @@ const char* SIMD::memchr8SSE2(const char* ptr, char value, size_t length) {
// assertion failure. Accordingly, we just don't allow that to happen. We
// are not particularly concerned about ensuring that newer 32 bit processors
// get access to the AVX2 functions exposed here.
-# if defined(MOZILLA_MAY_SUPPORT_AVX2) && defined(__x86_64__)
+# if 0
bool SupportsAVX2() { return supports_avx2(); }