From c916a69abf35495e4ad0bd2d4d35cb987bf1783a Mon Sep 17 00:00:00 2001 From: "Yann E. MORIN\"" Date: Mon, 26 Oct 2009 23:11:10 +0100 Subject: arch/arm: add THUMB interworking support Add config option to build wtarget code with THUMB interworking. This is used to build the C library as well as all other code that runs on the target. --- config/arch/arm.in | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'config/arch/arm.in') diff --git a/config/arch/arm.in b/config/arch/arm.in index 4dc2eafb..6daa6030 100644 --- a/config/arch/arm.in +++ b/config/arch/arm.in @@ -38,6 +38,20 @@ config ARCH_ARM_MODE_THUMB endchoice +config ARCH_ARM_INTERWORKING + bool + prompt "Use Thumb-interworking (READ HELP)" + default n + depends on EXPERIMENTAL + help + Excerpt from the gcc manual: + + > Generate code which supports calling between the ARM and Thumb + > instruction sets. Without this option the two instruction sets + > cannot be reliably used inside one program. The default is + > [not to use interwork], since slightly larger code is generated + > when [interwork] is specified. + config ARCH_ARM_EABI bool prompt "Use EABI" -- cgit v1.2.3