From 1b5d64873657d3a36c1d67c8006d22715140926c Mon Sep 17 00:00:00 2001
From: Michael Pavone <pavone@retrodev.com>
Date: Tue, 4 Oct 2016 18:30:24 -0700
Subject: Add a new memory map flag to support an auxilliary buffer for
 translating code from MMAP_PTR_IDX chunks for which the pointer is null

---
 backend.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'backend.c')

diff --git a/backend.c b/backend.c
index 1f9e718..c42a7a0 100644
--- a/backend.c
+++ b/backend.c
@@ -65,6 +65,9 @@ void * get_native_pointer(uint32_t address, void ** mem_pointers, cpu_options *
 				? mem_pointers[memmap[chunk].ptr_index]
 				: memmap[chunk].buffer;
 			if (!base) {
+				if (memmap[chunk].flags & MMAP_AUX_BUFF) {
+					return memmap[chunk].buffer + (address & memmap[chunk].aux_mask);
+				}
 				return NULL;
 			}
 			return base + (address & memmap[chunk].mask);
-- 
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