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[2/6] tcg-sparc: Implement not.

Message ID 832b61a0ce539a96cf0f62c2ad503996b3595889.1266362140.git.rth@twiddle.net
State New
Headers show

Commit Message

Richard Henderson Feb. 16, 2010, 10:02 p.m. UTC 
The fallback implementation of "ret = arg1 ^ -1" isn't ideal
because of the extra tcg op to load the minus one.

Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 tcg/sparc/tcg-target.c |    6 ++++++
 tcg/sparc/tcg-target.h |    2 ++
 2 files changed, 8 insertions(+), 0 deletions(-)
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Patch

diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c
index 9f0fd0b..b876b3a 100644
--- a/tcg/sparc/tcg-target.c
+++ b/tcg/sparc/tcg-target.c
@@ -222,6 +222,7 @@  static inline int tcg_target_const_match(tcg_target_long val,
 #define ARITH_AND  (INSN_OP(2) | INSN_OP3(0x01))
 #define ARITH_OR   (INSN_OP(2) | INSN_OP3(0x02))
 #define ARITH_ORCC (INSN_OP(2) | INSN_OP3(0x12))
+#define ARITH_ORN  (INSN_OP(2) | INSN_OP3(0x06))
 #define ARITH_XOR  (INSN_OP(2) | INSN_OP3(0x03))
 #define ARITH_SUB  (INSN_OP(2) | INSN_OP3(0x04))
 #define ARITH_SUBCC (INSN_OP(2) | INSN_OP3(0x14))
@@ -1129,6 +1130,9 @@  static inline void tcg_out_op(TCGContext *s, int opc, const TCGArg *args,
     OP_32_64(neg):
 	c = ARITH_SUB;
 	goto gen_arith1;
+    OP_32_64(not):
+	c = ARITH_ORN;
+	goto gen_arith1;
 
     case INDEX_op_div_i32:
         tcg_out_div32(s, args[0], args[1], args[2], const_args[2], 0);
@@ -1317,6 +1321,7 @@  static const TCGTargetOpDef sparc_op_defs[] = {
     { INDEX_op_sar_i32, { "r", "r", "rJ" } },
 
     { INDEX_op_neg_i32, { "r", "rJ" } },
+    { INDEX_op_not_i32, { "r", "rJ" } },
 
     { INDEX_op_brcond_i32, { "r", "rJ" } },
 #if TCG_TARGET_REG_BITS == 32
@@ -1370,6 +1375,7 @@  static const TCGTargetOpDef sparc_op_defs[] = {
     { INDEX_op_sar_i64, { "r", "r", "rJ" } },
 
     { INDEX_op_neg_i64, { "r", "rJ" } },
+    { INDEX_op_not_i64, { "r", "rJ" } },
 
     { INDEX_op_ext32s_i64, { "r", "ri" } },
     { INDEX_op_ext32u_i64, { "r", "ri" } },
diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h
index 66031ba..f5ee205 100644
--- a/tcg/sparc/tcg-target.h
+++ b/tcg/sparc/tcg-target.h
@@ -92,11 +92,13 @@  enum {
 #define TCG_TARGET_HAS_div_i64
 
 #define TCG_TARGET_HAS_neg_i32
+#define TCG_TARGET_HAS_not_i32
 
 #if TCG_TARGET_REG_BITS == 64
 #define TCG_TARGET_HAS_ext32s_i64
 #define TCG_TARGET_HAS_ext32u_i64
 #define TCG_TARGET_HAS_neg_i64
+#define TCG_TARGET_HAS_not_i64
 #endif
 
 //#define TCG_TARGET_HAS_bswap32_i32