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authorRichard Henderson <rth@twiddle.net>2013-02-12 17:15:52 -0800
committerRichard Henderson <rth@twiddle.net>2013-02-28 00:16:05 -0800
commit783a65c253b144cd7b500720cf37bbddaf861a03 (patch)
tree09e6655f98d7e27b1ec35a7ce5140f3ee907a6ad /ports/sysdeps/arm/sysdep.h
parent63cc0e75eadde85676bdde0fe8c90b540c200465 (diff)
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arm: Introduce and use PC_OFS
Scour the source for raw "-8" adjustments that are related to the offset created by reading the pc.
Diffstat (limited to 'ports/sysdeps/arm/sysdep.h')
-rw-r--r--ports/sysdeps/arm/sysdep.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/ports/sysdeps/arm/sysdep.h b/ports/sysdeps/arm/sysdep.h
index f5ddab0108..4af7429ac9 100644
--- a/ports/sysdeps/arm/sysdep.h
+++ b/ports/sysdeps/arm/sysdep.h
@@ -118,3 +118,11 @@
.eabi_attribute 24, 1
#endif /* __ASSEMBLER__ */
+
+/* This number is the offset from the pc at the current location. */
+/* ??? At the moment we're not turning on thumb mode in assembly. */
+#if defined(__thumb__) && !defined(__ASSEMBLER__)
+# define PC_OFS 4
+#else
+# define PC_OFS 8
+#endif