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Code Issues

change symbolic label to numeric label to fix repeated symbol error during optimized build

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This commit is contained in:
verbguy 2009-08-13 01:11:42 +00:00
parent 94c0d88ec4
commit 9dd0930e8c
1 changed files with 4 additions and 4 deletions
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8
src/common/classes/fb_atomic.il
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@ -28,14 +28,14 @@ See http://developers.sun.com/solaris/articles/atomic_sparc/
/* sparc version of fetch_and_add atomic operation, see fb_atomic.h */
/* extern int fetch_and_add_il(volatile unsigned *word_addr, int value); */
.inline fetch_and_add_il,2
.inline fetch_and_add_il,8
membar #LoadStore|#StoreStore
ld [%o0],%g1 ! load *word_addr from %o0 to %g1
add %g1,%o1,%o2 ! compute the desired result, %g1 + %o1 (value) -> %o2 (temporary)
loop:
0:
cas [%o0],%g1,%o2 ! try to CAS it into place
cmp %g1,%o2 ! compare old to new
bne,a,pn %icc,loop ! CAS failed, try again
bne,a,pn %icc,0b ! CAS failed, try again
mov %o2,%g1 ! copy result -> %g1 for next iteration
mov %o2,%o0 ! return old value
membar #LoadLoad|#LoadStore
@ -44,7 +44,7 @@ loop:
/* sparc version of compare_and_swap, see fb_atomic.h */
/* extern boolean_t compare_and_swap_il(volatile unsigned *word_addr, unsigned *old_val_addr, int new_val); */
.inline compare_and_swap_il,3
.inline compare_and_swap_il,12
membar #LoadStore|#StoreStore
ld [%o1],%g1 ! set the old value
cas [%o0],%g1,%o2 ! try the CAS