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fixed ARM interpreted-mode regression

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JET 2010-04-20 15:51:35 -06:00
parent 1ea2a3a6dc
commit 3aac50555b
2 changed files with 21 additions and 16 deletions
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13
makefile
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@ -3,7 +3,7 @@ MAKEFLAGS = -s
name = avian
version = 0.3
build-arch := $(shell uname -m | sed 's/^i.86$$/i386/')
build-arch := $(shell uname -m | sed 's/^i.86$$/i386/' | sed 's/^arm.*$$/arm/')
ifeq (Power,$(filter Power,$(build-arch)))
build-arch = powerpc
endif
@ -145,19 +145,8 @@ ifeq ($(arch),powerpc)
pointer-size = 4
endif
ifeq ($(arch),arm)
lflags := -L/opt/crosstool/gcc-4.1.0-glibc-2.3.2/arm-unknown-linux-gnu/arm-unknown-linux-gnu/lib -L$(root)/arm/lib $(lflags)
cflags := -I/opt/crosstool/gcc-4.1.0-glibc-2.3.2/arm-unknown-linux-gnu/arm-unknown-linux-gnu/include -I$(root)/arm/include $(cflags)
asm = arm
object-arch = arm
object-format = elf32-littlearm
pointer-size = 4
cxx = arm-unknown-linux-gnu-g++
cc = arm-unknown-linux-gnu-gcc
ar = arm-unknown-linux-gnu-ar
ranlib = arm-unknown-linux-gnu-ranlib
objcopy = arm-unknown-linux-gnu-objcopy
strip = arm-unknown-linux-gnu-strip
endif
ifeq ($(platform),darwin)

24
src/arm.h
View File

@ -14,9 +14,9 @@
#include "types.h"
#include "common.h"
#define IP_REGISTER(context) (context->uc_mcontext.gregs[15])
#define STACK_REGISTER(context) (context->uc_mcontext.gregs[13])
#define THREAD_REGISTER(context) (context->uc_mcontext.gregs[12])
#define IP_REGISTER(context) (context->uc_mcontext.arm_pc)
#define STACK_REGISTER(context) (context->uc_mcontext.arm_sp)
#define THREAD_REGISTER(context) (context->uc_mcontext.arm_ip)
extern "C" uint64_t
vmNativeCall(void* function, unsigned stackTotal, void* memoryTable,
@ -60,9 +60,25 @@ syncInstructionCache(const void* start UNUSED, unsigned size UNUSED)
asm("nop");
}
typedef int (__kernel_cmpxchg_t)(int oldval, int newval, int *ptr);
#define __kernel_cmpxchg (*(__kernel_cmpxchg_t *)0xffff0fc0)
inline bool
atomicCompareAndSwap32(uint32_t* p, uint32_t old, uint32_t new_)
{
int r = __kernel_cmpxchg(static_cast<int>(old), static_cast<int>(new_), reinterpret_cast<int*>(p));
return (!r ? true : false);
}
inline bool
atomicCompareAndSwap(uintptr_t* p, uintptr_t old, uintptr_t new_)
{
return atomicCompareAndSwap32(reinterpret_cast<uint32_t*>(p), old, new_);
}
inline uint64_t
dynamicCall(void* function, uintptr_t* arguments, uint8_t* argumentTypes,
unsigned argumentCount, unsigned argumentsSize,
unsigned argumentCount, unsigned argumentsSize UNUSED,
unsigned returnType UNUSED)
{
const unsigned GprCount = 4;