src/untrusted/stubs/setjmp_arm.S - Issue 8275008: Make validator require read sandboxing on ARM.

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Side by Side Diff: src/untrusted/stubs/setjmp_arm.S

Issue 8275008: Make validator require read sandboxing on ARM. (Closed) Base URL: svn://svn.chromium.org/native_client/trunk/src/native_client/

Patch Set: '' Created 9 years, 2 months ago

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1 /*	1 /*

2 * Copyright (c) 2011 The Native Client Authors. All rights reserved.	2 * Copyright (c) 2011 The Native Client Authors. All rights reserved.

3 * Use of this source code is governed by a BSD-style license that can be	3 * Use of this source code is governed by a BSD-style license that can be

4 * found in the LICENSE file.	4 * found in the LICENSE file.

5 */	5 */

6	6

7 #include "native_client/src/trusted/service_runtime/nacl_config.h"	7 #include "native_client/src/trusted/service_runtime/nacl_config.h"

8	8

9	9

10 /*	10 /*

(...skipping 20 matching lines...) Expand all Loading...
31 bx lr	31 bx lr

32	32

33	33

34 .text	34 .text

35 .align NACL_BLOCK_SHIFT	35 .align NACL_BLOCK_SHIFT

36 .globl longjmp	36 .globl longjmp

37	37

38 /* void longjmp(jmp_buf env, int val) */	38 /* void longjmp(jmp_buf env, int val) */

39 longjmp:	39 longjmp:

40 /* Bundle -------------------- */	40 /* Bundle -------------------- */

	41 bic r0, r0, #NACL_DATA_FLOW_MASK

41 ldmia r0!, {r4, r5, r6, r7, r8, r10, r11, r12, lr}	42 ldmia r0!, {r4, r5, r6, r7, r8, r10, r11, r12, lr}

42 mov sp, r12	43 mov sp, r12

43 bic sp, sp, #NACL_DATA_FLOW_MASK	44 bic sp, sp, #NACL_DATA_FLOW_MASK

44 /* Return the result argument if nonzero or 1 otherwise */	45 /* Return the result argument if nonzero or 1 otherwise */

45 /* Note: move updates condition codes */	46 /* Note: move updates condition codes */

46 movs r0, r1	47 movs r0, r1

47 /* Bundle -------------------- */	48 /* Bundle -------------------- */

48 moveq r0, #1	49 moveq r0, #1

49 bic lr, lr, #NACL_CONTROL_FLOW_MASK	50 bic lr, lr, #NACL_CONTROL_FLOW_MASK

50 bx lr	51 bx lr

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