Prelim reg patches for macOS 11.3/arm64 (needs testing)

20e241.patch

diff --git a/xnu-qemu-arm64-5.1.0.diff b/xnu-qemu-arm64-5.1.0.diff
index f22ab5c..9635a8d 100644
--- a/xnu-qemu-arm64-5.1.0.diff
+++ b/xnu-qemu-arm64-5.1.0.diff
@@ -927,10 +927,24 @@ index 0000000..6cda40a
 +    }
 +};
 +
++struct darwin_kernel_patch darwin_patches_20E241 = {
++    .darwin_str =
++        "Darwin Kernel Version 20.4.0: Thu Apr 22 21:46:41 PDT 2021; "
++         "root:xnu-7195.101.2~1/RELEASE_ARM64_T8101",
++    .num_patches = 5, .patches = {
++        DARWIN_PATCH_A(0xfffffe0007ac4580, g_set_cpacr_and_branch_inst), // initial branch
++        DARWIN_PATCH(0xfffffe0007ab8a3c, g_bzero_branch_unconditionally_inst), // bzero conditional branch
++        DARWIN_PATCH(0xfffffe000806b438, g_w10_zero_inst), // parse_machfile slide set instruction
++        DARWIN_PATCH(0xfffffe0008cb6538, g_mov_w0_01_inst), // core trust check
++        DARWIN_PATCH(0xfffffe000806b234, g_nop_inst), // load_machfile: disable IMGPF_NOJOP
++    }
++};
++
 +struct darwin_kernel_patch *darwin_patches[] = {
 +    &darwin_patches_20A5364e,
 +    &darwin_patches_20B5012d,
 +    &darwin_patches_20C69,
++    &darwin_patches_20E241,
 +};
 +
 +static void j273_add_cpregs(J273MachineState *nms)