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Implement TCG not ops for x86-64 

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6797 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2009-03-09 22:35:13 +00:00
parent f31e937064
commit d2604285b2
4 changed files with 26 additions and 0 deletions
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8
tcg/tcg-op.h
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@ -1425,12 +1425,20 @@ static inline void tcg_gen_neg_i64(TCGv_i64 ret, TCGv_i64 arg)
static inline void tcg_gen_not_i32(TCGv_i32 ret, TCGv_i32 arg)
{
#ifdef TCG_TARGET_HAS_not_i32
tcg_gen_op2_i32(INDEX_op_not_i32, ret, arg);
#else
tcg_gen_xori_i32(ret, arg, -1);
#endif
}
static inline void tcg_gen_not_i64(TCGv_i64 ret, TCGv_i64 arg)
{
#ifdef TCG_TARGET_HAS_not_i64
tcg_gen_op2_i32(INDEX_op_not_i64, ret, arg);
#else
tcg_gen_xori_i64(ret, arg, -1);
#endif
}
static inline void tcg_gen_discard_i32(TCGv_i32 arg)

6
tcg/tcg-opc.h
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@ -147,6 +147,12 @@ DEF2(ext32s_i64, 1, 1, 0, 0)
DEF2(bswap_i64, 1, 1, 0, 0)
#endif
#endif
#ifdef TCG_TARGET_HAS_not_i32
DEF2(not_i32, 1, 1, 0, 0)
#endif
#ifdef TCG_TARGET_HAS_not_i64
DEF2(not_i64, 1, 1, 0, 0)
#endif
#ifdef TCG_TARGET_HAS_neg_i32
DEF2(neg_i32, 1, 1, 0, 0)
#endif

10
tcg/x86_64/tcg-target.c
View File

@ -1108,6 +1108,13 @@ static inline void tcg_out_op(TCGContext *s, int opc, const TCGArg *args,
tcg_out_modrm(s, 0xf7 | P_REXW, 3, args[0]);
break;
case INDEX_op_not_i32:
tcg_out_modrm(s, 0xf7, 2, args[0]);
break;
case INDEX_op_not_i64:
tcg_out_modrm(s, 0xf7 | P_REXW, 2, args[0]);
break;
case INDEX_op_ext8s_i32:
tcg_out_modrm(s, 0xbe | P_EXT | P_REXB, args[0], args[1]);
break;
@ -1286,6 +1293,9 @@ static const TCGTargetOpDef x86_64_op_defs[] = {
{ INDEX_op_neg_i32, { "r", "0" } },
{ INDEX_op_neg_i64, { "r", "0" } },
{ INDEX_op_not_i32, { "r", "0" } },
{ INDEX_op_not_i64, { "r", "0" } },
{ INDEX_op_ext8s_i32, { "r", "r"} },
{ INDEX_op_ext16s_i32, { "r", "r"} },
{ INDEX_op_ext8s_i64, { "r", "r"} },

2
tcg/x86_64/tcg-target.h
View File

@ -60,6 +60,8 @@ enum {
#define TCG_TARGET_HAS_bswap_i64
#define TCG_TARGET_HAS_neg_i32
#define TCG_TARGET_HAS_neg_i64
#define TCG_TARGET_HAS_not_i32
#define TCG_TARGET_HAS_not_i64
#define TCG_TARGET_HAS_ext8s_i32
#define TCG_TARGET_HAS_ext16s_i32
#define TCG_TARGET_HAS_ext8s_i64