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dde_linux: use internal setjmp/longjmp only

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This commit is contained in:
Christian Helmuth
2017-04-05 20:23:23 +02:00
parent 8f27babf16
commit c475edccfc
11 changed files with 46 additions and 21 deletions
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39
repos/dde_linux/src/lx_kit/spec/arm/setjmp.S
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@ -32,8 +32,18 @@
* SUCH DAMAGE.
*/
//#include <machine/asm.h>
__FBSDID("$FreeBSD$");
/* needed parts from <machine/asm.h> */
#define __FBSDID(x)
#define ENTRY(x) .text; .align 0; .globl x; .type x,#function; x:;
#define WEAK_ALIAS(x,y)
#define RET mov pc, lr
#define _JB_MAGIC__SETJMP 0x4278f500
#define __SOFTFP__ 1
#define _STANDALONE
/* end of <machine/asm.h> */
__FBSDID("$FreeBSD: release/8.2.0/lib/libc/arm/gen/_setjmp.S 193145 2009-05-31 02:03:40Z marcel $");
/*
* C library -- _setjmp, _longjmp
@ -51,9 +61,15 @@ __FBSDID("$FreeBSD$");
ENTRY(_setjmp)
ldr r1, .L_setjmp_magic
str r1, [r0], #4
/* SOFTFP */
#ifdef __SOFTFP__
add r0, r0, #52
#else
/* Store fp registers */
sfm f4, 4, [r0], #48
/* Store fpsr */
rfs r1
str r1, [r0], #0x0004
#endif /* __SOFTFP__ */
/* Store integer registers */
stmia r0, {r4-r14}
@ -70,8 +86,15 @@ ENTRY(_longjmp)
teq r2, r3
bne botch
/* SOFTFP */
#ifdef __SOFTFP__
add r0, r0, #52
#else
/* Restore fp registers */
lfm f4, 4, [r0], #48
/* Restore fpsr */
ldr r4, [r0], #0x0004
wfs r4
#endif /* __SOFTFP__ */
/* Restore integer registers */
ldmia r0, {r4-r14}
@ -88,4 +111,10 @@ ENTRY(_longjmp)
/* validation failed, die die die. */
botch:
#if !defined(_STANDALONE)
bl PIC_SYM(_C_LABEL(longjmperror), PLT)
bl PIC_SYM(_C_LABEL(abort), PLT)
b . - 8 /* Cannot get here */
#else
b .
#endif