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diff --git a/source/mupen64plus-core/src/r4300/new_dynarec/assem_arm.h b/source/mupen64plus-core/src/r4300/new_dynarec/assem_arm.h
new file mode 100644
index 0000000..a9db4f8
--- /dev/null
+++ b/source/mupen64plus-core/src/r4300/new_dynarec/assem_arm.h
@@ -0,0 +1,43 @@
+#define HOST_REGS 13
+#define HOST_CCREG 10
+#define HOST_BTREG 8
+#define EXCLUDE_REG 11
+
+#define HOST_IMM8 1
+#define HAVE_CMOV_IMM 1
+#define CORTEX_A8_BRANCH_PREDICTION_HACK 1
+#define USE_MINI_HT 1
+//#define REG_PREFETCH 1
+#define HAVE_CONDITIONAL_CALL 1
+#define RAM_OFFSET 1
+
+/* ARM calling convention:
+   r0-r3, r12: caller-save
+   r4-r11: callee-save */
+
+#define ARG1_REG 0
+#define ARG2_REG 1
+#define ARG3_REG 2
+#define ARG4_REG 3
+
+/* GCC register naming convention:
+   r10 = sl (base)
+   r11 = fp (frame pointer)
+   r12 = ip (scratch)
+   r13 = sp (stack pointer)
+   r14 = lr (link register)
+   r15 = pc (program counter) */
+
+#define FP 11
+#define LR 14
+#define HOST_TEMPREG 14
+
+// Note: FP is set to &dynarec_local when executing generated code.
+// Thus the local variables are actually global and not on the stack.
+
+extern char *invc_ptr;
+extern char extra_memory[33554432];
+
+#define BASE_ADDR ((int)(&extra_memory))
+//#define TARGET_SIZE_2 24 // 2^24 = 16 megabytes
+#define TARGET_SIZE_2 25 // 2^25 = 32 megabytes