diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc/lib/NG2memcpy.S | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/arch/sparc/lib/NG2memcpy.S b/arch/sparc/lib/NG2memcpy.S index 03eadf66b0d3..2c20ad63ddbf 100644 --- a/arch/sparc/lib/NG2memcpy.S +++ b/arch/sparc/lib/NG2memcpy.S @@ -14,7 +14,7 @@ #define FPRS_FEF 0x04 #ifdef MEMCPY_DEBUG #define VISEntryHalf rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs; \ - clr %g1; clr %g2; clr %g3; subcc %g0, %g0, %g0; + clr %g1; clr %g2; clr %g3; clr %g5; subcc %g0, %g0, %g0; #define VISExitHalf and %o5, FPRS_FEF, %o5; wr %o5, 0x0, %fprs #else #define VISEntryHalf rd %fprs, %o5; wr %g0, FPRS_FEF, %fprs @@ -182,13 +182,13 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ cmp %g2, 0 tne %xcc, 5 PREAMBLE - mov %o0, GLOBAL_SPARE + mov %o0, %o3 cmp %o2, 0 be,pn %XCC, 85f - or %o0, %o1, %o3 + or %o0, %o1, GLOBAL_SPARE cmp %o2, 16 blu,a,pn %XCC, 80f - or %o3, %o2, %o3 + or GLOBAL_SPARE, %o2, GLOBAL_SPARE /* 2 blocks (128 bytes) is the minimum we can do the block * copy with. We need to ensure that we'll iterate at least @@ -202,7 +202,7 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ */ cmp %o2, (4 * 64) blu,pt %XCC, 75f - andcc %o3, 0x7, %g0 + andcc GLOBAL_SPARE, 0x7, %g0 /* %o0: dst * %o1: src @@ -404,13 +404,13 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ * over. If anything is left, we copy it one byte at a time. */ brz,pt %o2, 85f - sub %o0, %o1, %o3 + sub %o0, %o1, GLOBAL_SPARE ba,a,pt %XCC, 90f .align 64 75: /* 16 < len <= 64 */ bne,pn %XCC, 75f - sub %o0, %o1, %o3 + sub %o0, %o1, GLOBAL_SPARE 72: andn %o2, 0xf, %o4 @@ -420,9 +420,9 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ add %o1, 0x08, %o1 EX_LD(LOAD(ldx, %o1, %g1)) sub %o1, 0x08, %o1 - EX_ST(STORE(stx, %o5, %o1 + %o3)) + EX_ST(STORE(stx, %o5, %o1 + GLOBAL_SPARE)) add %o1, 0x8, %o1 - EX_ST(STORE(stx, %g1, %o1 + %o3)) + EX_ST(STORE(stx, %g1, %o1 + GLOBAL_SPARE)) bgu,pt %XCC, 1b add %o1, 0x8, %o1 73: andcc %o2, 0x8, %g0 @@ -430,14 +430,14 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ nop sub %o2, 0x8, %o2 EX_LD(LOAD(ldx, %o1, %o5)) - EX_ST(STORE(stx, %o5, %o1 + %o3)) + EX_ST(STORE(stx, %o5, %o1 + GLOBAL_SPARE)) add %o1, 0x8, %o1 1: andcc %o2, 0x4, %g0 be,pt %XCC, 1f nop sub %o2, 0x4, %o2 EX_LD(LOAD(lduw, %o1, %o5)) - EX_ST(STORE(stw, %o5, %o1 + %o3)) + EX_ST(STORE(stw, %o5, %o1 + GLOBAL_SPARE)) add %o1, 0x4, %o1 1: cmp %o2, 0 be,pt %XCC, 85f @@ -454,11 +454,11 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ 1: subcc %g1, 1, %g1 EX_LD(LOAD(ldub, %o1, %o5)) - EX_ST(STORE(stb, %o5, %o1 + %o3)) + EX_ST(STORE(stb, %o5, %o1 + GLOBAL_SPARE)) bgu,pt %icc, 1b add %o1, 1, %o1 -2: add %o1, %o3, %o0 +2: add %o1, GLOBAL_SPARE, %o0 andcc %o1, 0x7, %g1 bne,pt %icc, 8f sll %g1, 3, %g1 @@ -468,16 +468,16 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ nop ba,a,pt %xcc, 73b -8: mov 64, %o3 +8: mov 64, GLOBAL_SPARE andn %o1, 0x7, %o1 EX_LD(LOAD(ldx, %o1, %g2)) - sub %o3, %g1, %o3 + sub GLOBAL_SPARE, %g1, GLOBAL_SPARE andn %o2, 0x7, %o4 sllx %g2, %g1, %g2 1: add %o1, 0x8, %o1 EX_LD(LOAD(ldx, %o1, %g3)) subcc %o4, 0x8, %o4 - srlx %g3, %o3, %o5 + srlx %g3, GLOBAL_SPARE, %o5 or %o5, %g2, %o5 EX_ST(STORE(stx, %o5, %o0)) add %o0, 0x8, %o0 @@ -489,32 +489,32 @@ FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */ be,pn %icc, 85f add %o1, %g1, %o1 ba,pt %xcc, 90f - sub %o0, %o1, %o3 + sub %o0, %o1, GLOBAL_SPARE .align 64 80: /* 0 < len <= 16 */ - andcc %o3, 0x3, %g0 + andcc GLOBAL_SPARE, 0x3, %g0 bne,pn %XCC, 90f - sub %o0, %o1, %o3 + sub %o0, %o1, GLOBAL_SPARE 1: subcc %o2, 4, %o2 EX_LD(LOAD(lduw, %o1, %g1)) - EX_ST(STORE(stw, %g1, %o1 + %o3)) + EX_ST(STORE(stw, %g1, %o1 + GLOBAL_SPARE)) bgu,pt %XCC, 1b add %o1, 4, %o1 85: retl - mov EX_RETVAL(GLOBAL_SPARE), %o0 + mov EX_RETVAL(%o3), %o0 .align 32 90: subcc %o2, 1, %o2 EX_LD(LOAD(ldub, %o1, %g1)) - EX_ST(STORE(stb, %g1, %o1 + %o3)) + EX_ST(STORE(stb, %g1, %o1 + GLOBAL_SPARE)) bgu,pt %XCC, 90b add %o1, 1, %o1 retl - mov EX_RETVAL(GLOBAL_SPARE), %o0 + mov EX_RETVAL(%o3), %o0 .size FUNC_NAME, .-FUNC_NAME |