diff options
Diffstat (limited to 'libc/string/xtensa')
| -rw-r--r-- | libc/string/xtensa/strcmp.S | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/libc/string/xtensa/strcmp.S b/libc/string/xtensa/strcmp.S index 2dce590db..a16da5da2 100644 --- a/libc/string/xtensa/strcmp.S +++ b/libc/string/xtensa/strcmp.S @@ -92,8 +92,8 @@ ENTRY (strcmp) /* (2 mod 4) alignment for loop instruction */ .Lunaligned: #if XCHAL_HAVE_LOOPS - _movi.n a8, 0 /* set up for the maximum loop count */ - loop a8, .Lretdiff /* loop forever (almost anyway) */ + movi a11, 0 /* set up for the maximum loop count */ + loop a11, .Lretdiff /* loop forever (almost anyway) */ #endif .Lnextbyte: l8ui a8, a2, 0 @@ -131,11 +131,10 @@ ENTRY (strcmp) #if XCHAL_HAVE_LOOPS .Laligned: .begin no-transform + movi a11, 0 l32r a4, .Lmask0 /* mask for byte 0 */ l32r a7, .Lmask4 - /* Loop forever. (a4 is more than than the maximum number - of iterations) */ - loop a4, .Laligned_done + loop a11, .Laligned_done /* Loop forever. */ /* First unrolled loop body. */ l32i a8, a2, 0 /* get word from s1 */ @@ -156,8 +155,6 @@ ENTRY (strcmp) addi a2, a2, 8 /* advance s1 pointer */ addi a3, a3, 8 /* advance s2 pointer */ .Laligned_done: - or a1, a1, a1 /* nop */ - .Lprobeq2: /* Adjust pointers to account for the loop unrolling. */ addi a2, a2, 4 @@ -198,7 +195,7 @@ ENTRY (strcmp) #if XCHAL_HAVE_LOOPS /* align (1 mod 4) */ - loop a4, .Leq /* loop forever (a4 is bigger than max iters) */ + loop a11, .Leq /* loop forever */ .end no-transform l32i a8, a2, 0 /* get word from s1 */ |