Mercurial > hg > truffle
comparison src/os_cpu/solaris_x86/vm/solaris_x86_32.s @ 11127:980532a806a5
8016697: Use stubs to implement safefetch
Summary: Implement Safefetch as stub routines. This reduces compiler and os dependencies.
Reviewed-by: twisti, kvn
| author | goetz |
|---|---|
| date | Thu, 20 Jun 2013 15:02:05 +0200 |
| parents | 0a8e0d4345b3 |
| children | de6a9e811145 |
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| 11088:ea4d24c1e0c6 | 11127:980532a806a5 |
|---|---|
| 51 fixcw: | 51 fixcw: |
| 52 pushl $0x27f | 52 pushl $0x27f |
| 53 fldcw 0(%esp) | 53 fldcw 0(%esp) |
| 54 popl %eax | 54 popl %eax |
| 55 ret | 55 ret |
| 56 | |
| 57 .align 16 | |
| 58 .globl SafeFetch32 | |
| 59 .globl SafeFetchN | |
| 60 .globl Fetch32PFI, Fetch32Resume | |
| 61 SafeFetch32: | |
| 62 SafeFetchN: | |
| 63 movl 0x8(%esp), %eax | |
| 64 movl 0x4(%esp), %ecx | |
| 65 Fetch32PFI: | |
| 66 movl (%ecx), %eax | |
| 67 Fetch32Resume: | |
| 68 ret | |
| 69 | |
| 70 | 56 |
| 71 .align 16 | 57 .align 16 |
| 72 .globl SpinPause | 58 .globl SpinPause |
| 73 SpinPause: | 59 SpinPause: |
| 74 rep | 60 rep |