tcg/ppc: Split out tcg_out_ext{8,16,32}s

We will shortly require these in other context;
make the expansion as clear as possible.

Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-06-13 15:52:30 +00:00
parent 2ec89a78a5
commit f4bf14f401

View File

@ -738,6 +738,21 @@ static inline void tcg_out_rlw(TCGContext *s, int op, TCGReg ra, TCGReg rs,
tcg_out32(s, op | RA(ra) | RS(rs) | SH(sh) | MB(mb) | ME(me));
}
static inline void tcg_out_ext8s(TCGContext *s, TCGReg dst, TCGReg src)
{
tcg_out32(s, EXTSB | RA(dst) | RS(src));
}
static inline void tcg_out_ext16s(TCGContext *s, TCGReg dst, TCGReg src)
{
tcg_out32(s, EXTSH | RA(dst) | RS(src));
}
static inline void tcg_out_ext32s(TCGContext *s, TCGReg dst, TCGReg src)
{
tcg_out32(s, EXTSW | RA(dst) | RS(src));
}
static inline void tcg_out_ext32u(TCGContext *s, TCGReg dst, TCGReg src)
{
tcg_out_rld(s, RLDICL, dst, src, 0, 32);
@ -2322,7 +2337,6 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
const int const_args[TCG_MAX_OP_ARGS])
{
TCGArg a0, a1, a2;
int c;
switch (opc) {
case INDEX_op_exit_tb:
@ -2390,7 +2404,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_ld8s_i32:
case INDEX_op_ld8s_i64:
tcg_out_mem_long(s, LBZ, LBZX, args[0], args[1], args[2]);
tcg_out32(s, EXTSB | RS(args[0]) | RA(args[0]));
tcg_out_ext8s(s, args[0], args[0]);
break;
case INDEX_op_ld16u_i32:
case INDEX_op_ld16u_i64:
@ -2728,18 +2742,15 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_ext8s_i32:
case INDEX_op_ext8s_i64:
c = EXTSB;
goto gen_ext;
tcg_out_ext8s(s, args[0], args[1]);
break;
case INDEX_op_ext16s_i32:
case INDEX_op_ext16s_i64:
c = EXTSH;
goto gen_ext;
tcg_out_ext16s(s, args[0], args[1]);
break;
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]));
tcg_out_ext32s(s, args[0], args[1]);
break;
case INDEX_op_extu_i32_i64:
tcg_out_ext32u(s, args[0], args[1]);