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tcg: Add clz and ctz opcodes 

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2016-11-16 09:23:28 +01:00
parent 17280ff4a5
commit 0e28d0063b
17 changed files with 266 additions and 0 deletions
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20
tcg-runtime.c
View File

@ -101,6 +101,26 @@ int64_t HELPER(mulsh_i64)(int64_t arg1, int64_t arg2)
return h;
}
uint32_t HELPER(clz_i32)(uint32_t arg, uint32_t zero_val)
{
return arg ? clz32(arg) : zero_val;
}
uint32_t HELPER(ctz_i32)(uint32_t arg, uint32_t zero_val)
{
return arg ? ctz32(arg) : zero_val;
}
uint64_t HELPER(clz_i64)(uint64_t arg, uint64_t zero_val)
{
return arg ? clz64(arg) : zero_val;
}
uint64_t HELPER(ctz_i64)(uint64_t arg, uint64_t zero_val)
{
return arg ? ctz64(arg) : zero_val;
}
void HELPER(exit_atomic)(CPUArchState *env)
{
cpu_loop_exit_atomic(ENV_GET_CPU(env), GETPC());

8
tcg/README
View File

@ -246,6 +246,14 @@ t0=~(t1|t2)
t0=t1|~t2
* clz_i32/i64 t0, t1, t2
t0 = t1 ? clz(t1) : t2
* ctz_i32/i64 t0, t1, t2
t0 = t1 ? ctz(t1) : t2
********* Shifts/Rotates
* shl_i32/i64 t0, t1, t2

4
tcg/aarch64/tcg-target.h
View File

@ -62,6 +62,8 @@ typedef enum {
#define TCG_TARGET_HAS_eqv_i32 1
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
#define TCG_TARGET_HAS_extract_i32 1
#define TCG_TARGET_HAS_sextract_i32 1
@ -94,6 +96,8 @@ typedef enum {
#define TCG_TARGET_HAS_eqv_i64 1
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
#define TCG_TARGET_HAS_extract_i64 1
#define TCG_TARGET_HAS_sextract_i64 1

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

@ -110,6 +110,8 @@ extern bool use_idiv_instructions;
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_deposit_i32 use_armv7_instructions
#define TCG_TARGET_HAS_extract_i32 use_armv7_instructions
#define TCG_TARGET_HAS_sextract_i32 use_armv7_instructions

4
tcg/i386/tcg-target.h
View File

@ -93,6 +93,8 @@ extern bool have_bmi1;
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
#define TCG_TARGET_HAS_extract_i32 1
#define TCG_TARGET_HAS_sextract_i32 1
@ -125,6 +127,8 @@ extern bool have_bmi1;
#define TCG_TARGET_HAS_eqv_i64 0
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
#define TCG_TARGET_HAS_extract_i64 1
#define TCG_TARGET_HAS_sextract_i64 0

4
tcg/ia64/tcg-target.h
View File

@ -140,6 +140,10 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i32 1
#define TCG_TARGET_HAS_nand_i64 1
#define TCG_TARGET_HAS_nor_i32 1
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_nor_i64 1
#define TCG_TARGET_HAS_orc_i32 1
#define TCG_TARGET_HAS_orc_i64 1

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

@ -121,6 +121,8 @@ extern bool use_mips32r2_instructions;
#define TCG_TARGET_HAS_rem_i32 1
#define TCG_TARGET_HAS_not_i32 1
#define TCG_TARGET_HAS_nor_i32 1
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_andc_i32 0
#define TCG_TARGET_HAS_orc_i32 0
#define TCG_TARGET_HAS_eqv_i32 0

36
tcg/optimize.c
View File

@ -296,6 +296,18 @@ static TCGArg do_constant_folding_2(TCGOpcode op, TCGArg x, TCGArg y)
CASE_OP_32_64(nor):
return ~(x | y);
case INDEX_op_clz_i32:
return (uint32_t)x ? clz32(x) : y;
case INDEX_op_clz_i64:
return x ? clz64(x) : y;
case INDEX_op_ctz_i32:
return (uint32_t)x ? ctz32(x) : y;
case INDEX_op_ctz_i64:
return x ? ctz64(x) : y;
CASE_OP_32_64(ext8s):
return (int8_t)x;
@ -896,6 +908,16 @@ void tcg_optimize(TCGContext *s)
mask = temps[args[1]].mask | temps[args[2]].mask;
break;
case INDEX_op_clz_i32:
case INDEX_op_ctz_i32:
mask = temps[args[2]].mask | 31;
break;
case INDEX_op_clz_i64:
case INDEX_op_ctz_i64:
mask = temps[args[2]].mask | 63;
break;
CASE_OP_32_64(setcond):
case INDEX_op_setcond2_i32:
mask = 1;
@ -1052,6 +1074,20 @@ void tcg_optimize(TCGContext *s)
}
goto do_default;
CASE_OP_32_64(clz):
CASE_OP_32_64(ctz):
if (temp_is_const(args[1])) {
TCGArg v = temps[args[1]].val;
if (v != 0) {
tmp = do_constant_folding(opc, v, 0);
tcg_opt_gen_movi(s, op, args, args[0], tmp);
} else {
tcg_opt_gen_mov(s, op, args, args[0], args[2]);
}
break;
}
goto do_default;
CASE_OP_32_64(deposit):
if (temp_is_const(args[1]) && temp_is_const(args[2])) {
tmp = deposit64(temps[args[1]].val, args[3], args[4],

4
tcg/ppc/tcg-target.h
View File

@ -68,6 +68,8 @@ typedef enum {
#define TCG_TARGET_HAS_eqv_i32 1
#define TCG_TARGET_HAS_nand_i32 1
#define TCG_TARGET_HAS_nor_i32 1
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
#define TCG_TARGET_HAS_extract_i32 1
#define TCG_TARGET_HAS_sextract_i32 0
@ -101,6 +103,8 @@ typedef enum {
#define TCG_TARGET_HAS_eqv_i64 1
#define TCG_TARGET_HAS_nand_i64 1
#define TCG_TARGET_HAS_nor_i64 1
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
#define TCG_TARGET_HAS_extract_i64 1
#define TCG_TARGET_HAS_sextract_i64 0

4
tcg/s390/tcg-target.h
View File

@ -77,6 +77,8 @@ extern uint64_t s390_facilities;
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_deposit_i32 (s390_facilities & FACILITY_GEN_INST_EXT)
#define TCG_TARGET_HAS_extract_i32 (s390_facilities & FACILITY_GEN_INST_EXT)
#define TCG_TARGET_HAS_sextract_i32 0
@ -108,6 +110,8 @@ extern uint64_t s390_facilities;
#define TCG_TARGET_HAS_eqv_i64 0
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_deposit_i64 (s390_facilities & FACILITY_GEN_INST_EXT)
#define TCG_TARGET_HAS_extract_i64 (s390_facilities & FACILITY_GEN_INST_EXT)
#define TCG_TARGET_HAS_sextract_i64 0

4
tcg/sparc/tcg-target.h
View File

@ -110,6 +110,8 @@ extern bool use_vis3_instructions;
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_deposit_i32 0
#define TCG_TARGET_HAS_extract_i32 0
#define TCG_TARGET_HAS_sextract_i32 0
@ -142,6 +144,8 @@ extern bool use_vis3_instructions;
#define TCG_TARGET_HAS_eqv_i64 0
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_deposit_i64 0
#define TCG_TARGET_HAS_extract_i64 0
#define TCG_TARGET_HAS_sextract_i64 0

143
tcg/tcg-op.c
View File

@ -457,6 +457,85 @@ void tcg_gen_orc_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
}
}
void tcg_gen_clz_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
if (TCG_TARGET_HAS_clz_i32) {
tcg_gen_op3_i32(INDEX_op_clz_i32, ret, arg1, arg2);
} else if (TCG_TARGET_HAS_clz_i64) {
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
tcg_gen_extu_i32_i64(t1, arg1);
tcg_gen_extu_i32_i64(t2, arg2);
tcg_gen_addi_i64(t2, t2, 32);
tcg_gen_clz_i64(t1, t1, t2);
tcg_gen_extrl_i64_i32(ret, t1);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t2);
tcg_gen_subi_i32(ret, ret, 32);
} else {
gen_helper_clz_i32(ret, arg1, arg2);
}
}
void tcg_gen_clzi_i32(TCGv_i32 ret, TCGv_i32 arg1, uint32_t arg2)
{
TCGv_i32 t = tcg_const_i32(arg2);
tcg_gen_clz_i32(ret, arg1, t);
tcg_temp_free_i32(t);
}
void tcg_gen_ctz_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
if (TCG_TARGET_HAS_ctz_i32) {
tcg_gen_op3_i32(INDEX_op_ctz_i32, ret, arg1, arg2);
} else if (TCG_TARGET_HAS_ctz_i64) {
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
tcg_gen_extu_i32_i64(t1, arg1);
tcg_gen_extu_i32_i64(t2, arg2);
tcg_gen_ctz_i64(t1, t1, t2);
tcg_gen_extrl_i64_i32(ret, t1);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t2);
} else if (TCG_TARGET_HAS_clz_i32) {
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
tcg_gen_neg_i32(t1, arg1);
tcg_gen_xori_i32(t2, arg2, 31);
tcg_gen_and_i32(t1, t1, arg1);
tcg_gen_clz_i32(ret, t1, t2);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
tcg_gen_xori_i32(ret, ret, 31);
} else if (TCG_TARGET_HAS_clz_i64) {
TCGv_i32 t1 = tcg_temp_new_i32();
TCGv_i32 t2 = tcg_temp_new_i32();
TCGv_i64 x1 = tcg_temp_new_i64();
TCGv_i64 x2 = tcg_temp_new_i64();
tcg_gen_neg_i32(t1, arg1);
tcg_gen_xori_i32(t2, arg2, 63);
tcg_gen_and_i32(t1, t1, arg1);
tcg_gen_extu_i32_i64(x1, t1);
tcg_gen_extu_i32_i64(x2, t2);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t2);
tcg_gen_clz_i64(x1, x1, x2);
tcg_gen_extrl_i64_i32(ret, x1);
tcg_temp_free_i64(x1);
tcg_temp_free_i64(x2);
tcg_gen_xori_i32(ret, ret, 63);
} else {
gen_helper_ctz_i32(ret, arg1, arg2);
}
}
void tcg_gen_ctzi_i32(TCGv_i32 ret, TCGv_i32 arg1, uint32_t arg2)
{
TCGv_i32 t = tcg_const_i32(arg2);
tcg_gen_ctz_i32(ret, arg1, t);
tcg_temp_free_i32(t);
}
void tcg_gen_rotl_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
{
if (TCG_TARGET_HAS_rot_i32) {
@ -1703,6 +1782,70 @@ void tcg_gen_orc_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
}
}
void tcg_gen_clz_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
{
if (TCG_TARGET_HAS_clz_i64) {
tcg_gen_op3_i64(INDEX_op_clz_i64, ret, arg1, arg2);
} else {
gen_helper_clz_i64(ret, arg1, arg2);
}
}
void tcg_gen_clzi_i64(TCGv_i64 ret, TCGv_i64 arg1, uint64_t arg2)
{
if (TCG_TARGET_REG_BITS == 32
&& TCG_TARGET_HAS_clz_i32
&& arg2 <= 0xffffffffu) {
TCGv_i32 t = tcg_const_i32((uint32_t)arg2 - 32);
tcg_gen_clz_i32(t, TCGV_LOW(arg1), t);
tcg_gen_addi_i32(t, t, 32);
tcg_gen_clz_i32(TCGV_LOW(ret), TCGV_HIGH(arg1), t);
tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
tcg_temp_free_i32(t);
} else {
TCGv_i64 t = tcg_const_i64(arg2);
tcg_gen_clz_i64(ret, arg1, t);
tcg_temp_free_i64(t);
}
}
void tcg_gen_ctz_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
{
if (TCG_TARGET_HAS_ctz_i64) {
tcg_gen_op3_i64(INDEX_op_ctz_i64, ret, arg1, arg2);
} else if (TCG_TARGET_HAS_clz_i64) {
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
tcg_gen_neg_i64(t1, arg1);
tcg_gen_xori_i64(t2, arg2, 63);
tcg_gen_and_i64(t1, t1, arg1);
tcg_gen_clz_i64(ret, t1, t2);
tcg_temp_free_i64(t1);
tcg_temp_free_i64(t2);
tcg_gen_xori_i64(ret, ret, 63);
} else {
gen_helper_ctz_i64(ret, arg1, arg2);
}
}
void tcg_gen_ctzi_i64(TCGv_i64 ret, TCGv_i64 arg1, uint64_t arg2)
{
if (TCG_TARGET_REG_BITS == 32
&& TCG_TARGET_HAS_ctz_i32
&& arg2 <= 0xffffffffu) {
TCGv_i32 t32 = tcg_const_i32((uint32_t)arg2 - 32);
tcg_gen_ctz_i32(t32, TCGV_HIGH(arg1), t32);
tcg_gen_addi_i32(t32, t32, 32);
tcg_gen_ctz_i32(TCGV_LOW(ret), TCGV_LOW(arg1), t32);
tcg_gen_movi_i32(TCGV_HIGH(ret), 0);
tcg_temp_free_i32(t32);
} else {
TCGv_i64 t64 = tcg_const_i64(arg2);
tcg_gen_ctz_i64(ret, arg1, t64);
tcg_temp_free_i64(t64);
}
}
void tcg_gen_rotl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2)
{
if (TCG_TARGET_HAS_rot_i64) {

16
tcg/tcg-op.h
View File

@ -286,6 +286,10 @@ void tcg_gen_eqv_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_nand_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_nor_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_orc_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_clz_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_ctz_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_clzi_i32(TCGv_i32 ret, TCGv_i32 arg1, uint32_t arg2);
void tcg_gen_ctzi_i32(TCGv_i32 ret, TCGv_i32 arg1, uint32_t arg2);
void tcg_gen_rotl_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_rotli_i32(TCGv_i32 ret, TCGv_i32 arg1, unsigned arg2);
void tcg_gen_rotr_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2);
@ -469,6 +473,10 @@ void tcg_gen_eqv_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_nand_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_nor_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_orc_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_clz_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_ctz_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_clzi_i64(TCGv_i64 ret, TCGv_i64 arg1, uint64_t arg2);
void tcg_gen_ctzi_i64(TCGv_i64 ret, TCGv_i64 arg1, uint64_t arg2);
void tcg_gen_rotl_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_rotli_i64(TCGv_i64 ret, TCGv_i64 arg1, unsigned arg2);
void tcg_gen_rotr_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2);
@ -958,6 +966,10 @@ void tcg_gen_atomic_xor_fetch_i64(TCGv_i64, TCGv, TCGv_i64, TCGArg, TCGMemOp);
#define tcg_gen_nand_tl tcg_gen_nand_i64
#define tcg_gen_nor_tl tcg_gen_nor_i64
#define tcg_gen_orc_tl tcg_gen_orc_i64
#define tcg_gen_clz_tl tcg_gen_clz_i64
#define tcg_gen_ctz_tl tcg_gen_ctz_i64
#define tcg_gen_clzi_tl tcg_gen_clzi_i64
#define tcg_gen_ctzi_tl tcg_gen_ctzi_i64
#define tcg_gen_rotl_tl tcg_gen_rotl_i64
#define tcg_gen_rotli_tl tcg_gen_rotli_i64
#define tcg_gen_rotr_tl tcg_gen_rotr_i64
@ -1049,6 +1061,10 @@ void tcg_gen_atomic_xor_fetch_i64(TCGv_i64, TCGv, TCGv_i64, TCGArg, TCGMemOp);
#define tcg_gen_nand_tl tcg_gen_nand_i32
#define tcg_gen_nor_tl tcg_gen_nor_i32
#define tcg_gen_orc_tl tcg_gen_orc_i32
#define tcg_gen_clz_tl tcg_gen_clz_i32
#define tcg_gen_ctz_tl tcg_gen_ctz_i32
#define tcg_gen_clzi_tl tcg_gen_clzi_i32
#define tcg_gen_ctzi_tl tcg_gen_ctzi_i32
#define tcg_gen_rotl_tl tcg_gen_rotl_i32
#define tcg_gen_rotli_tl tcg_gen_rotli_i32
#define tcg_gen_rotr_tl tcg_gen_rotr_i32

4
tcg/tcg-opc.h
View File

@ -104,6 +104,8 @@ DEF(orc_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_orc_i32))
DEF(eqv_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_eqv_i32))
DEF(nand_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_nand_i32))
DEF(nor_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_nor_i32))
DEF(clz_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_clz_i32))
DEF(ctz_i32, 1, 2, 0, IMPL(TCG_TARGET_HAS_ctz_i32))
DEF(mov_i64, 1, 1, 0, TCG_OPF_64BIT | TCG_OPF_NOT_PRESENT)
DEF(movi_i64, 1, 0, 1, TCG_OPF_64BIT | TCG_OPF_NOT_PRESENT)
@ -171,6 +173,8 @@ DEF(orc_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_orc_i64))
DEF(eqv_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_eqv_i64))
DEF(nand_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_nand_i64))
DEF(nor_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_nor_i64))
DEF(clz_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_clz_i64))
DEF(ctz_i64, 1, 2, 0, IMPL64 | IMPL(TCG_TARGET_HAS_ctz_i64))
DEF(add2_i64, 2, 4, 0, IMPL64 | IMPL(TCG_TARGET_HAS_add2_i64))
DEF(sub2_i64, 2, 4, 0, IMPL64 | IMPL(TCG_TARGET_HAS_sub2_i64))

5
tcg/tcg-runtime.h
View File

@ -15,6 +15,11 @@ DEF_HELPER_FLAGS_2(sar_i64, TCG_CALL_NO_RWG_SE, s64, s64, s64)
DEF_HELPER_FLAGS_2(mulsh_i64, TCG_CALL_NO_RWG_SE, s64, s64, s64)
DEF_HELPER_FLAGS_2(muluh_i64, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(clz_i32, TCG_CALL_NO_RWG_SE, i32, i32, i32)
DEF_HELPER_FLAGS_2(ctz_i32, TCG_CALL_NO_RWG_SE, i32, i32, i32)
DEF_HELPER_FLAGS_2(clz_i64, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_2(ctz_i64, TCG_CALL_NO_RWG_SE, i64, i64, i64)
DEF_HELPER_FLAGS_1(exit_atomic, TCG_CALL_NO_WG, noreturn, env)
#ifdef CONFIG_SOFTMMU

2
tcg/tcg.h
View File

@ -111,6 +111,8 @@ typedef uint64_t TCGRegSet;
#define TCG_TARGET_HAS_eqv_i64 0
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_deposit_i64 0
#define TCG_TARGET_HAS_extract_i64 0
#define TCG_TARGET_HAS_sextract_i64 0

4
tcg/tci/tcg-target.h
View File

@ -74,6 +74,8 @@
#define TCG_TARGET_HAS_eqv_i32 0
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_clz_i32 0
#define TCG_TARGET_HAS_ctz_i32 0
#define TCG_TARGET_HAS_neg_i32 1
#define TCG_TARGET_HAS_not_i32 1
#define TCG_TARGET_HAS_orc_i32 0
@ -104,6 +106,8 @@
#define TCG_TARGET_HAS_eqv_i64 0
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_clz_i64 0
#define TCG_TARGET_HAS_ctz_i64 0
#define TCG_TARGET_HAS_neg_i64 1
#define TCG_TARGET_HAS_not_i64 1
#define TCG_TARGET_HAS_orc_i64 0