rust: compiler_builtins: more for arm due to midpoint

e.g.

    >>> referenced by f32.rs:964 (/root/.rustup/toolchains/1.71.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/f32.rs:964)
    >>>               rust/core.o:(<f32>::midpoint) in archive vmlinux.a
    >>> referenced by f32.rs:964 (/root/.rustup/toolchains/1.71.0-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/num/f32.rs:964)
    >>>               rust/core.o:(<f32>::midpoint) in archive vmlinux.a

Signed-off-by: Miguel Ojeda <ojeda@kernel.org>

Author: ojeda

rust/Makefile

@@ -400,7 +400,9 @@ redirect-intrinsics = \
 	__adddf3 __ledf2 __ltdf2 __muldf3 __unorddf2 \
 	__muloti4 __multi3 \
 	__udivmodti4 __udivti3 __umodti3 \
-	__aeabi_fcmpeq __aeabi_fcmpun __aeabi_dcmpun __aeabi_uldivmod
+	__aeabi_fadd __aeabi_fmul __aeabi_fcmpeq __aeabi_fcmple __aeabi_fcmplt __aeabi_fcmpun \
+	__aeabi_dadd __aeabi_dmul __aeabi_dcmple __aeabi_dcmplt __aeabi_dcmpun \
+	__aeabi_uldivmod
 
 ifneq ($(or $(CONFIG_ARM64),$(and $(CONFIG_RISCV),$(CONFIG_64BIT))),)
 	# These intrinsics are defined for ARM64 and RISCV64

rust/compiler_builtins.rs

@@ -72,12 +72,20 @@ define_panicking_intrinsics!("`u128` should not be used", {
 
 #[cfg(target_arch = "arm")]
 define_panicking_intrinsics!("`f32` should not be used", {
+    __aeabi_fadd,
+    __aeabi_fmul,
     __aeabi_fcmpeq,
+    __aeabi_fcmple,
+    __aeabi_fcmplt,
     __aeabi_fcmpun,
 });
 
 #[cfg(target_arch = "arm")]
 define_panicking_intrinsics!("`f64` should not be used", {
+    __aeabi_dadd,
+    __aeabi_dmul,
+    __aeabi_dcmple,
+    __aeabi_dcmplt,
     __aeabi_dcmpun,
 });