From 6f898e611c7f6ec3f3b8c6aa9efafc8d8120b18a Mon Sep 17 00:00:00 2001
From: David CARLIER <devnexen@gmail.com>
Date: Sat, 24 Apr 2021 22:58:14 +0100
Subject: [PATCH] cpu detection detection vfp unit for Darwin.

---
 libretro-common/features/features_cpu.c | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/libretro-common/features/features_cpu.c b/libretro-common/features/features_cpu.c
index de993063b0..9bb11a29a3 100644
--- a/libretro-common/features/features_cpu.c
+++ b/libretro-common/features/features_cpu.c
@@ -602,18 +602,20 @@ uint64_t cpu_features_get(void)
 #endif
 #if defined(__MACH__)
    size_t len          = sizeof(size_t);
+
+   if (sysctlbyname("hw.optional.floatingpoint", NULL, &len, NULL, 0) == 0)
+   {
+      cpu |= RETRO_SIMD_CMOV;
+   }
+
+#if defined(CPU_X86)
+   len            = sizeof(size_t);
    if (sysctlbyname("hw.optional.mmx", NULL, &len, NULL, 0) == 0)
    {
       cpu |= RETRO_SIMD_MMX;
       cpu |= RETRO_SIMD_MMXEXT;
    }
 
-   len            = sizeof(size_t);
-   if (sysctlbyname("hw.optional.floatingpoint", NULL, &len, NULL, 0) == 0)
-   {
-      cpu |= RETRO_SIMD_CMOV;
-   }
-
    len            = sizeof(size_t);
    if (sysctlbyname("hw.optional.sse", NULL, &len, NULL, 0) == 0)
       cpu |= RETRO_SIMD_SSE;
@@ -654,10 +656,19 @@ uint64_t cpu_features_get(void)
    if (sysctlbyname("hw.optional.altivec", NULL, &len, NULL, 0) == 0)
       cpu |= RETRO_SIMD_VMX;
 
+#else
    len            = sizeof(size_t);
    if (sysctlbyname("hw.optional.neon", NULL, &len, NULL, 0) == 0)
       cpu |= RETRO_SIMD_NEON;
 
+   len            = sizeof(size_t);
+   if (sysctlbyname("hw.optional.neon_fp16", NULL, &len, NULL, 0) == 0)
+      cpu |= RETRO_SIMD_VFPV3;
+
+   len            = sizeof(size_t);
+   if (sysctlbyname("hw.optional.neon_hpfp", NULL, &len, NULL, 0) == 0)
+      cpu |= RETRO_SIMD_VFPV4;
+#endif
 #elif defined(_XBOX1)
    cpu |= RETRO_SIMD_MMX;
    cpu |= RETRO_SIMD_SSE;