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comparison src/os_cpu/linux_x86/vm/linux_x86_32.s @ 11128:a74ec8831c7b

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Merge
author clucasius
date Mon, 15 Jul 2013 12:24:32 -0400
parents 980532a806a5
children de6a9e811145
comparison
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11124:bd1dc81da579 11128:a74ec8831c7b
39 39
40 .globl _Atomic_cmpxchg_long 40 .globl _Atomic_cmpxchg_long
41 .globl _Atomic_move_long 41 .globl _Atomic_move_long
42 42
43 .text 43 .text
44
45 .globl SafeFetch32, Fetch32PFI, Fetch32Resume
46 .globl SafeFetchN
47 ## TODO: avoid exposing Fetch32PFI and Fetch32Resume.
48 ## Instead, the signal handler would call a new SafeFetchTriage(FaultingEIP)
49 ## routine to vet the address. If the address is the faulting LD then
50 ## SafeFetchTriage() would return the resume-at EIP, otherwise null.
51 .type SafeFetch32,@function
52 .p2align 4,,15
53 SafeFetch32:
54 SafeFetchN:
55 movl 0x8(%esp), %eax
56 movl 0x4(%esp), %ecx
57 Fetch32PFI:
58 movl (%ecx), %eax
59 Fetch32Resume:
60 ret
61
62 44
63 .globl SpinPause 45 .globl SpinPause
64 .type SpinPause,@function 46 .type SpinPause,@function
65 .p2align 4,,15 47 .p2align 4,,15
66 SpinPause: 48 SpinPause: