summaryrefslogtreecommitdiff
path: root/indra/llmath/llsimdmath.h
diff options
context:
space:
mode:
authorJonathan "Geenz" Goodman <geenz@geenzo.com>2025-09-18 15:23:26 -0400
committerJonathan "Geenz" Goodman <geenz@geenzo.com>2025-09-18 15:23:26 -0400
commit82e431e0906647dcfc4a64b057e6bc305c9add8e (patch)
tree9a1431c0c311de41388879b31f26c6faa8bf5e89 /indra/llmath/llsimdmath.h
parentbadeccbebcfa73a11cf0f8a4562c9a0d386834c1 (diff)
parentbf0f60039b33bb0b1f93431864fd6b51c2a20b5b (diff)
Merge remote-tracking branch 'origin/release/2025.07' into geenz/2025.07-develop
Diffstat (limited to 'indra/llmath/llsimdmath.h')
-rw-r--r--indra/llmath/llsimdmath.h14
1 files changed, 12 insertions, 2 deletions
diff --git a/indra/llmath/llsimdmath.h b/indra/llmath/llsimdmath.h
index 40953dc2e8..b27b034cf3 100644
--- a/indra/llmath/llsimdmath.h
+++ b/indra/llmath/llsimdmath.h
@@ -31,16 +31,26 @@
#error "Please include llmath.h before this file."
#endif
-#if ( ( LL_DARWIN || LL_LINUX ) && !(__SSE2__) ) || ( LL_WINDOWS && ( _M_IX86_FP < 2 && ADDRESS_SIZE == 32 ) )
-#error SSE2 not enabled. LLVector4a and related class will not compile.
+// the check for this error case must be split into multiple parts
+// because some versions of VS complain about '__SSE2__'
+#if ( ( LL_DARWIN || LL_LINUX ) )
+ #if !(__SSE2__) && !(__arm64__) && !(__aarch64__)
+ #error SSE2 not enabled. LLVector4a and related class will not compile.
+ #endif
+#elif ( LL_WINDOWS && ( _M_IX86_FP < 2 && ADDRESS_SIZE == 32 ) )
+ #error SSE2 not enabled. LLVector4a and related class will not compile.
#endif
#if !LL_WINDOWS
#include <stdint.h>
#endif
+#if defined(__arm64__) || defined(__aarch64__)
+#include "sse2neon.h"
+#else
#include <xmmintrin.h>
#include <emmintrin.h>
+#endif
#include "llmemory.h"
#include "llsimdtypes.h"