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authorAurelien Jarno <aurelien@aurel32.net>2015-07-27 12:41:45 +0200
committerRichard Henderson <rth@twiddle.net>2015-08-24 11:10:54 -0700
commit4f2331e5b67af8172419eb1c8db510b497b30a7b (patch)
treef75277a941aedca7d786198de56e2083e376bf11 /tcg/ppc
parent6acd2558fdb7dd9de6b10697914bdc1d75d624e5 (diff)
downloadqemu-4f2331e5b67af8172419eb1c8db510b497b30a7b.tar.gz
tcg: implement real ext_i32_i64 and extu_i32_i64 ops
Implement real ext_i32_i64 and extu_i32_i64 ops. They ensure that a 32-bit value is always converted to a 64-bit value and not propagated through the register allocator or the optimizer. Cc: Andrzej Zaborowski <balrogg@gmail.com> Cc: Alexander Graf <agraf@suse.de> Cc: Blue Swirl <blauwirbel@gmail.com> Cc: Stefan Weil <sw@weilnetz.de> Acked-by: Claudio Fontana <claudio.fontana@huawei.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg/ppc')
-rw-r--r--tcg/ppc/tcg-target.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/tcg/ppc/tcg-target.c b/tcg/ppc/tcg-target.c
index 2b6eafa03c..31fa25c421 100644
--- a/tcg/ppc/tcg-target.c
+++ b/tcg/ppc/tcg-target.c
@@ -2200,12 +2200,16 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
case INDEX_op_ext16s_i64:
c = EXTSH;
goto gen_ext;
+ case INDEX_op_ext_i32_i64:
case INDEX_op_ext32s_i64:
c = EXTSW;
goto gen_ext;
gen_ext:
tcg_out32(s, c | RS(args[1]) | RA(args[0]));
break;
+ case INDEX_op_extu_i32_i64:
+ tcg_out_ext32u(s, args[0], args[1]);
+ break;
case INDEX_op_setcond_i32:
tcg_out_setcond(s, TCG_TYPE_I32, args[3], args[0], args[1], args[2],
@@ -2482,6 +2486,8 @@ static const TCGTargetOpDef ppc_op_defs[] = {
{ INDEX_op_ext8s_i64, { "r", "r" } },
{ INDEX_op_ext16s_i64, { "r", "r" } },
{ INDEX_op_ext32s_i64, { "r", "r" } },
+ { INDEX_op_ext_i32_i64, { "r", "r" } },
+ { INDEX_op_extu_i32_i64, { "r", "r" } },
{ INDEX_op_bswap16_i64, { "r", "r" } },
{ INDEX_op_bswap32_i64, { "r", "r" } },
{ INDEX_op_bswap64_i64, { "r", "r" } },