[fixup] Associate feature test macros with intrinsics

Author: momchil-velikov

main/acle.md

@@ -9053,6 +9053,11 @@ Interleave elements from halves of each pair of quadword vector segments.
 
 ### SVE2 maximum and minimum absolute value
 
+The intrinsics in this section are defined by the header file
+[`<arm_sve.h>`](#arm_sve.h) when either `__ARM_FEATURE_SVE2` or
+`__ARM_FEATURE_SME2` is defined to 1, and `__ARM_FEATURE_FAMINMAX`
+is defined to 1.
+
 #### FAMAX
 
 Floating-point absolute maximum (predicated).
@@ -9083,6 +9088,11 @@ Floating-point absolute minimum (predicated).
 
 ### SVE2 lookup table
 
+The intrinsics in this section are defined by the header file
+[`<arm_sve.h>`](#arm_sve.h) when either `__ARM_FEATURE_SVE2` or
+`__ARM_FEATURE_SME2` is defined to 1, and `__ARM_FEATURE_LUT`
+is defined to 1.
+
 #### LUTI2
 
 Lookup table read with 2-bit indices.
@@ -12402,6 +12412,10 @@ While (resulting in predicate tuple)
 
 ### SME2 maximum and minimum absolute value
 
+The intrinsics in this section are defined by the header file
+[`<arm_sme.h>`](#arm_sme.h) when `__ARM_FEATURE_SME2` is defined to 1
+and `__ARM_FEATURE_FAMINMAX` is defined to 1.
+
 #### FAMAX
 
 Absolute maximum.
@@ -12424,6 +12438,9 @@ Absolute minimum.
 
 ### SME2 lookup table
 
+The intrinsics in this section are defined by the header file
+[`<arm_sme.h>`](#arm_sme.h) when `__ARM_FEATURE_SME_LUTv2` is defined to 1.
+
 #### MOVT
 
 Move vector register to ZT0.