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* libc/sys/arm/syscalls.c (do_AngelSWI): Delete.

Browse Source 
* libc/sys/arm/libcfuncs.c (do_AngelSWI): Delete.
	* libc/sys/arm/swi.h: Copy over from libgloss.
This commit is contained in:
Corinna Vinschen 2013-07-19 09:57:51 +00:00
parent 8eeeb65f41
commit 320a1e7412
4 changed files with 31 additions and 37 deletions
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6
newlib/ChangeLog
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@ -1,3 +1,9 @@
2013-07-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* libc/sys/arm/syscalls.c (do_AngelSWI): Delete.
* libc/sys/arm/libcfuncs.c (do_AngelSWI): Delete.
* libc/sys/arm/swi.h: Copy over from libgloss.
2013-07-17 Janis Johnson <janisjo@codesourcery.com>
* libc/machine/powerpc/configure.in: Remove extra_sources; fix

14
newlib/libc/sys/arm/libcfunc.c
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@ -7,20 +7,6 @@
to provide libc funcitons as well. */
#include "swi.h"
#ifdef ARM_RDI_MONITOR
static inline int
do_AngelSWI (int reason, void * arg)
{
int value;
asm volatile ("mov r0, %1; mov r1, %2; " AngelSWIInsn " %a3; mov %0, r0"
: "=r" (value) /* Outputs */
: "r" (reason), "r" (arg), "i" (AngelSWI) /* Inputs */
: "r0", "r1", "lr"
/* Clobbers r0 and r1, and lr if in supervisor mode */);
return value;
}
#endif /* ARM_RDI_MONITOR */
void

27
newlib/libc/sys/arm/swi.h
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@ -1,3 +1,5 @@
#include "arm.h"
/* SWI numbers for RDP (Demon) monitor. */
#define SWI_WriteC 0x0
#define SWI_Write0 0x2
@ -33,8 +35,8 @@
#else
#define AngelSWI AngelSWI_ARM
#endif
/* For Thumb-2 code use the BKPT instruction instead of SWI. */
#ifdef __thumb2__
/* For thumb only architectures use the BKPT instruction instead of SWI. */
#ifdef THUMB_V7M_V6M
#define AngelSWIInsn "bkpt"
#define AngelSWIAsm bkpt
#else
@ -66,3 +68,24 @@
#define AngelSWI_Reason_ReportException 0x18
#define ADP_Stopped_ApplicationExit ((2 << 16) + 38)
#define ADP_Stopped_RunTimeError ((2 << 16) + 35)
#if defined(ARM_RDI_MONITOR) && !defined(__ASSEMBLER__)
static inline int
do_AngelSWI (int reason, void * arg)
{
int value;
asm volatile ("mov r0, %1; mov r1, %2; " AngelSWIInsn " %a3; mov %0, r0"
: "=r" (value) /* Outputs */
: "r" (reason), "r" (arg), "i" (AngelSWI) /* Inputs */
: "r0", "r1", "r2", "r3", "ip", "lr", "memory", "cc"
/* Clobbers r0 and r1, and lr if in supervisor mode */);
/* Accordingly to page 13-77 of ARM DUI 0040D other registers
can also be clobbered. Some memory positions may also be
changed by a system call, so they should not be kept in
registers. Note: we are assuming the manual is right and
Angel is respecting the APCS. */
return value;
}
#endif

21
newlib/libc/sys/arm/syscalls.c
View File

@ -48,7 +48,6 @@ static int wrap _PARAMS ((int));
static int error _PARAMS ((int));
static int get_errno _PARAMS ((void));
static int remap_handle _PARAMS ((int));
static int do_AngelSWI _PARAMS ((int, void *));
static int findslot _PARAMS ((int));
/* Register name faking - works in collusion with the linker. */
@ -94,26 +93,6 @@ findslot (int fh)
return i;
}
#ifdef ARM_RDI_MONITOR
static inline int
do_AngelSWI (int reason, void * arg)
{
int value;
asm volatile ("mov r0, %1; mov r1, %2; " AngelSWIInsn " %a3; mov %0, r0"
: "=r" (value) /* Outputs */
: "r" (reason), "r" (arg), "i" (AngelSWI) /* Inputs */
: "r0", "r1", "r2", "r3", "ip", "lr", "memory", "cc"
/* Clobbers r0 and r1, and lr if in supervisor mode */);
/* Accordingly to page 13-77 of ARM DUI 0040D other registers
can also be clobbered. Some memory positions may also be
changed by a system call, so they should not be kept in
registers. Note: we are assuming the manual is right and
Angel is respecting the APCS. */
return value;
}
#endif /* ARM_RDI_MONITOR */
/* Function to convert std(in|out|err) handles to internal versions. */
static int
remap_handle (int fh)