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From: behanw@converseincode.com
To: anurag19aggarwal@gmail.com, catalin.marinas@arm.com,
	charlebm@gmail.com, dave.long@linaro.org,
	k.khlebnikov@samsung.com, linux@arm.linux.org.uk,
	linyongting@gmail.com, Nikolay.Borisov@arm.com,
	tglx@linutronix.de, u.kleine-koenig@pengutronix.de,
	will.deacon@arm.com
Cc: behanw@converseincode.com, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, rabin@rab.in, rostedt@goodmis.org,
	dwmw2@infradead.org
Subject: [PATCH 0/6] LLVMLinux: Patches to enable the kernel to be compiled with clang/LLVM
Date: Tue,  8 Jul 2014 13:16:10 -0700	[thread overview]
Message-ID: <1404850576-2006-1-git-send-email-behanw@converseincode.com> (raw)

From: Behan Webster <behanw@converseincode.com>

The LLVMLinux project aims to fully build the Linux kernel using both gcc and
clang (the C front end for the LLVM compiler infrastructure project). 

Clang only supports global named registers for non-allocatable registers like
the stack pointer. By centralizing the definition of current_stack_pointer, the
use of named registers for ARM remains largely unchanged while working for both
gcc and clang.

Behan Webster (6):
  arm: LLVMLinux: Add global named register current_stack_pointer for
    ARM
  arm: LLVMLinux: Use current_stack_pointer to calculate pt_regs address
  arm: LLVMLinux: Use current_stack_pointer for return_address
  arm: LLVMLinux: Use current_stack_pointer in save_stack_trace_tsk
  arm: LLVMLinux: Calculate current_thread_info from
    current_stack_pointer
  arm: LLVMLinux: Use current_stack_pointer in unwind_backtrace

 arch/arm/include/asm/ptrace.h      | 5 ++---
 arch/arm/include/asm/thread_info.h | 9 +++++++--
 arch/arm/kernel/return_address.c   | 3 +--
 arch/arm/kernel/stacktrace.c       | 4 +---
 arch/arm/kernel/unwind.c           | 3 +--
 5 files changed, 12 insertions(+), 12 deletions(-)

-- 
1.9.1


             reply	other threads:[~2014-07-08 20:16 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-08 20:16 behanw [this message]
2014-07-08 20:16 ` [PATCH 1/6] arm: LLVMLinux: Add global named register current_stack_pointer for ARM behanw
2014-07-08 20:16 ` [PATCH 2/6] arm: LLVMLinux: Use current_stack_pointer to calculate pt_regs address behanw
2014-07-08 20:16 ` [PATCH 3/6] arm: LLVMLinux: Use current_stack_pointer for return_address behanw
2014-07-08 20:16 ` [PATCH 4/6] arm: LLVMLinux: Use current_stack_pointer in save_stack_trace_tsk behanw
2014-07-08 20:16 ` [PATCH 5/6] arm: LLVMLinux: Calculate current_thread_info from current_stack_pointer behanw
2014-07-08 20:16 ` [PATCH 6/6] arm: LLVMLinux: Use current_stack_pointer in unwind_backtrace behanw
2014-07-09  9:57 ` [PATCH 0/6] LLVMLinux: Patches to enable the kernel to be compiled with clang/LLVM Will Deacon
2014-07-09 11:24   ` Jan-Simon Möller
2014-07-13  9:10 ` Nicolas Pitre
2014-07-17  4:17   ` Behan Webster

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