diff options
Diffstat (limited to 'libc/string/xtensa/memcpy.S')
| -rw-r--r-- | libc/string/xtensa/memcpy.S | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/libc/string/xtensa/memcpy.S b/libc/string/xtensa/memcpy.S index 19f3a6818..fc04c023e 100644 --- a/libc/string/xtensa/memcpy.S +++ b/libc/string/xtensa/memcpy.S @@ -83,7 +83,7 @@ __memcpy_aux: loopnez a4, 2f #else beqz a4, 2f - add a7, a3, a4 // a7 = end address for source + add a7, a3, a4 /* a7 = end address for source */ #endif 1: l8ui a6, a3, 0 addi a3, a3, 1 @@ -98,7 +98,7 @@ __memcpy_aux: /* Destination is unaligned. */ .align 4 -.Ldst1mod2: // dst is only byte aligned +.Ldst1mod2: /* dst is only byte aligned */ /* Do short copies byte-by-byte. */ _bltui a4, 7, .Lbytecopy @@ -113,7 +113,7 @@ __memcpy_aux: /* Return to main algorithm if dst is now aligned. */ _bbci.l a5, 1, .Ldstaligned -.Ldst2mod4: // dst has 16-bit alignment +.Ldst2mod4: /* dst has 16-bit alignment */ /* Do short copies byte-by-byte. */ _bltui a4, 6, .Lbytecopy @@ -134,7 +134,7 @@ __memcpy_aux: ENTRY (memcpy) /* a2 = dst, a3 = src, a4 = len */ - mov a5, a2 // copy dst so that a2 is return value + mov a5, a2 /* copy dst so that a2 is return value */ _bbsi.l a2, 0, .Ldst1mod2 _bbsi.l a2, 1, .Ldst2mod4 .Ldstaligned: @@ -152,7 +152,7 @@ ENTRY (memcpy) #else beqz a7, 2f slli a8, a7, 4 - add a8, a8, a3 // a8 = end of last 16B source chunk + add a8, a8, a3 /* a8 = end of last 16B source chunk */ #endif 1: l32i a6, a3, 0 l32i a7, a3, 4 @@ -218,18 +218,18 @@ ENTRY (memcpy) /* Copy 16 bytes per iteration for word-aligned dst and unaligned src. */ - ssa8 a3 // set shift amount from byte offset + ssa8 a3 /* set shift amount from byte offset */ #if UNALIGNED_ADDRESSES_CHECKED - and a11, a3, a8 // save unalignment offset for below - sub a3, a3, a11 // align a3 + and a11, a3, a8 /* save unalignment offset for below */ + sub a3, a3, a11 /* align a3 */ #endif - l32i a6, a3, 0 // load first word + l32i a6, a3, 0 /* load first word */ #if XCHAL_HAVE_LOOPS loopnez a7, 2f #else beqz a7, 2f slli a10, a7, 4 - add a10, a10, a3 // a10 = end of last 16B source chunk + add a10, a10, a3 /* a10 = end of last 16B source chunk */ #endif 1: l32i a7, a3, 4 l32i a8, a3, 8 @@ -273,7 +273,7 @@ ENTRY (memcpy) mov a6, a7 4: #if UNALIGNED_ADDRESSES_CHECKED - add a3, a3, a11 // readjust a3 with correct misalignment + add a3, a3, a11 /* readjust a3 with correct misalignment */ #endif bbsi.l a4, 1, 5f bbsi.l a4, 0, 6f |