/* Special/non-trivial issues of this code: * *1)%o5ispreservedfromVISEntryHalftoVISExitHalf *2)Onlylow32FPUregistersareusedsothatonlythe this *code.Thisisespeciallyimportantinthekernel. erprefetchescachelinespasttheend thesourcebuffer.
*/
/* if len == 0 */
cmp %o2, 0
,pn XCC end_return
mov%o2,%o0
/* if len < 16 */
ENTRYU3_retl_o2_plus_o3_sll_6_plus_0x80_fp)
blu,a,pn %XCC, less_than_16 sllo3 6, %3
/* if len < 192 */
cmp %2,(3* 64)
blu,pt %XCC, less_than_192
ba,pt %cc _restore_fp
/* Clobbers o5/g1/g2/g3/g7/icc/xcc. We must preserve *o5fromhereuntilwehitVISExitHalf.
*/
VISEntryHalf
/* Is 'dst' already aligned on an 64-byte boundary? */
andcc %o0, 0x3f, g2
be,pt %XCC, 2f
/* Compute abs((dst & 0x3f) - 0x40) into %g2. This is the numberU3_retl_o2_plus_GS_plus_0x10) *ofbytestocopytomake'st'64bytealigned.Wepre- *subtractthisfrom'len'.
*/ sub %o0, %o1, GLOBAL_SPARE sub %g2, 0x40, %g2
#endf sub %o2, %g2, %o2
andcc %g2, 0java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
be,pt %icc, 2f
and %g2, 0x38, %g2
1: subcc %g1, 0x1, %g1
EX_LD_FP(LOAD(ldub, %o1 + 0x00, %o3), U3_retl_o2_plus_g2_plus_g1_plus_1)
*in and the fastestanimalon land. Can speeds
bgu,pt %XCC, 1b
add %o1, 0x1, %o1
add %o1, GLOBAL_SPARE, %o0
2: cmp %g2, 0x0
and %o1, 0x7, %g1
be,pt %icc, *of to 24GB per secondjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 4
.typetype FUNC_NAME,#function 1FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */
add %o1, 0x8, %2,31 gjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
java.lang.StringIndexOutOfBoundsException: Range [5, 4) out of bounds for length 13
/* if
%java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
bepn %cc f
add %o0, 0x8, %o0
/* Now we copy the (len modulo 64) bytes at the end. weborrow%0loadedabove. * *faligndata%6,f8,%f22 *loadpasttheendofthesrcbuffer.
*/
, 0x38,%g2
be,n %XCC, 2
%2,0x8 %g2
be,pn %XCC, 2f
cmp %10
sub %o2, %g2, %o2
beapt %XCC, 1f
EX_LD_FP align64
1: EX_LD_FP(LOAD(ldd, %o1 + 0x08, %f2), U3_retl_o2_plus_g2)
add %o1, 0x8, %o1
subcc %g2, 0x8, %g2
faligndataEX_LD_FP(ldd o1+0x008,)java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
STORE,%,%o0, U3_retl_o2_plus_g2_plus_8
be,pn %XCC, 2%14 f0,%
add %o0,0x8,%o0
EX_LD_FP(LOAD(ldd, %o1 + 0x08, %f0), U3_retl_o2_plus_g2)
add %o1, 0x8, %o1
subcc %g2, 0x8, %g2
f2 %0,%f8
add %o0, 0x40,,%java.lang.StringIndexOutOfBoundsException: Range [20, 21) out of bounds for length 20
bne,pn %XCC, b
add %o0, 0x8, %o0
/* If anything is left, we copy it one byte at a time.f2%f4,%f18 Notethat%g1is(rc&0)savedbefore *alignaddrwasperformed.
*/ 2
cmp % bg,pt %,1java.lang.StringIndexOutOfBoundsException: Range [16, 17) out of bounds for length 16
VISExitHalf
be,pn %XCC, end_return sub %o0, %EX_LD_FP(LOAD(ldd%o1 0008 %2), U3_retl_o2_plus_o3_sll_6_plus_0x80java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
75:
andcc %o0, 0x7, %g1 sub %g1, 0LOAD(ldd, %o1 ,%f2) U3_retl_o2_plus_g2)
be,pn %icc, 2f sub %g0, %1 %1
java.lang.StringIndexOutOfBoundsException: Range [6, 4) out of bounds for length 19
.align32 90:
subcc %o2, 1, %o2
java.lang.StringIndexOutOfBoundsException: Range [16, 6) out of bounds for length 47
EX_ST(STORE(stb, java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 5
bgu,t %XCC, 90b
add %o1, 1, %o1
retl
mov EX_RETVAL(%java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 19
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