diff options
| author | Richard Henderson <rth@twiddle.net> | 2014-03-05 12:27:23 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2014-04-28 11:06:35 -0700 |
| commit | a24fba935af42107f24212f8adbe44ec2b9bd09d (patch) | |
| tree | 4497af488354b12d40c55d022b7486d8486f2d58 /tcg | |
| parent | 9f44adc5735fa65f0427dcc5206ee7aeda053b25 (diff) | |
tcg-sparc: Support trunc_shr_i32
Unlike a 64-bit shift op, allows the output to be in %l or %i registers
for sparcv8plus.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg')
| -rw-r--r-- | tcg/sparc/tcg-target.c | 8 | ||||
| -rw-r--r-- | tcg/sparc/tcg-target.h | 2 |
2 files changed, 9 insertions, 1 deletions
diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c index f1226ab9eb..4287bbefa6 100644 --- a/tcg/sparc/tcg-target.c +++ b/tcg/sparc/tcg-target.c @@ -1482,6 +1482,13 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, case INDEX_op_ext32u_i64: tcg_out_arithi(s, args[0], args[1], 0, SHIFT_SRL); break; + case INDEX_op_trunc_shr_i32: + if (args[2] == 0) { + tcg_out_mov(s, TCG_TYPE_I32, args[0], args[1]); + } else { + tcg_out_arithi(s, args[0], args[1], args[2], SHIFT_SRLX); + } + break; case INDEX_op_brcond_i64: tcg_out_brcond_i64(s, args[2], args[0], args[1], const_args[1], @@ -1593,6 +1600,7 @@ static const TCGTargetOpDef sparc_op_defs[] = { { INDEX_op_ext32s_i64, { "r", "r" } }, { INDEX_op_ext32u_i64, { "r", "r" } }, + { INDEX_op_trunc_shr_i32, { "r", "r" } }, { INDEX_op_brcond_i64, { "rZ", "rJ" } }, { INDEX_op_setcond_i64, { "r", "rZ", "rJ" } }, diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h index f44739fd0d..61fd6b8da9 100644 --- a/tcg/sparc/tcg-target.h +++ b/tcg/sparc/tcg-target.h @@ -117,7 +117,7 @@ typedef enum { #define TCG_TARGET_HAS_mulsh_i32 0 #if TCG_TARGET_REG_BITS == 64 -#define TCG_TARGET_HAS_trunc_shr_i32 0 +#define TCG_TARGET_HAS_trunc_shr_i32 1 #define TCG_TARGET_HAS_div_i64 1 #define TCG_TARGET_HAS_rem_i64 0 #define TCG_TARGET_HAS_rot_i64 0 |