mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

tcg-sparc: Don't handle remainder

Browse Source 
The generic fallback is exactly what we implemented.

Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2013-08-20 19:22:15 -07:00
parent c8fc56cedd
commit 5f9eb02555
2 changed files with 2 additions and 23 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
tcg/sparc/tcg-target.c
View File

@ -1289,15 +1289,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
tcg_out_div32(s, args[0], args[1], args[2], const_args[2], 1);
break;
case INDEX_op_rem_i32:
case INDEX_op_remu_i32:
tcg_out_div32(s, TCG_REG_T1, args[1], args[2], const_args[2],
opc == INDEX_op_remu_i32);
tcg_out_arithc(s, TCG_REG_T1, TCG_REG_T1, args[2], const_args[2],
ARITH_UMUL);
tcg_out_arith(s, args[0], args[1], TCG_REG_T1, ARITH_SUB);
break;
case INDEX_op_brcond_i32:
tcg_out_brcond_i32(s, args[2], args[0], args[1], const_args[1],
args[3]);
@ -1413,14 +1404,6 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
case INDEX_op_divu_i64:
c = ARITH_UDIVX;
goto gen_arith;
case INDEX_op_rem_i64:
case INDEX_op_remu_i64:
tcg_out_arithc(s, TCG_REG_T1, args[1], args[2], const_args[2],
opc == INDEX_op_rem_i64 ? ARITH_SDIVX : ARITH_UDIVX);
tcg_out_arithc(s, TCG_REG_T1, TCG_REG_T1, args[2], const_args[2],
ARITH_MULX);
tcg_out_arith(s, args[0], args[1], TCG_REG_T1, ARITH_SUB);
break;
case INDEX_op_ext32s_i64:
if (const_args[1]) {
tcg_out_movi(s, TCG_TYPE_I64, args[0], (int32_t)args[1]);
@ -1484,8 +1467,6 @@ static const TCGTargetOpDef sparc_op_defs[] = {
{ INDEX_op_mul_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_div_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_divu_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_rem_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_remu_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_sub_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_and_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_andc_i32, { "r", "rZ", "rJ" } },
@ -1532,8 +1513,6 @@ static const TCGTargetOpDef sparc_op_defs[] = {
{ INDEX_op_mul_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_div_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_divu_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_rem_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_remu_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_sub_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_and_i64, { "r", "rZ", "rJ" } },
{ INDEX_op_andc_i64, { "r", "rZ", "rJ" } },

4
tcg/sparc/tcg-target.h
View File

@ -94,7 +94,7 @@ typedef enum {
/* optional instructions */
#define TCG_TARGET_HAS_div_i32 1
#define TCG_TARGET_HAS_rem_i32 1
#define TCG_TARGET_HAS_rem_i32 0
#define TCG_TARGET_HAS_rot_i32 0
#define TCG_TARGET_HAS_ext8s_i32 0
#define TCG_TARGET_HAS_ext16s_i32 0
@ -120,7 +120,7 @@ typedef enum {
#if TCG_TARGET_REG_BITS == 64
#define TCG_TARGET_HAS_div_i64 1
#define TCG_TARGET_HAS_rem_i64 1
#define TCG_TARGET_HAS_rem_i64 0
#define TCG_TARGET_HAS_rot_i64 0
#define TCG_TARGET_HAS_ext8s_i64 0
#define TCG_TARGET_HAS_ext16s_i64 0