Signed-off-by: Richard Henderson <[email protected]>
---
include/tcg/tcg-op-common.h | 4 ---
include/tcg/tcg-op-def2.h.inc | 1 +
tcg/tcg-op.c | 67 ++++++++++++-----------------------
3 files changed, 23 insertions(+), 49 deletions(-)
diff --git a/include/tcg/tcg-op-common.h b/include/tcg/tcg-op-common.h
index 67d32fc9f2e..96fb4d5a47c 100644
--- a/include/tcg/tcg-op-common.h
+++ b/include/tcg/tcg-op-common.h
@@ -164,8 +164,6 @@ void tcg_gen_plugin_mem_cb(TCGv_i64 addr, unsigned meminfo);
/* 32 bit ops */
-void tcg_gen_sub2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 al,
- TCGv_i32 ah, TCGv_i32 bl, TCGv_i32 bh);
void tcg_gen_mulu2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_muls2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2);
void tcg_gen_mulsu2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32
arg2);
@@ -191,8 +189,6 @@ void tcg_gen_st_i32(TCGv_i32 arg1, TCGv_ptr arg2,
tcg_target_long offset);
/* 64 bit ops */
-void tcg_gen_sub2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 al,
- TCGv_i64 ah, TCGv_i64 bl, TCGv_i64 bh);
void tcg_gen_addN_i64(int n, TCGv_i64 *r, TCGv_i64 *a, TCGv_i64 *b);
void tcg_gen_mulu2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2);
void tcg_gen_muls2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2);
diff --git a/include/tcg/tcg-op-def2.h.inc b/include/tcg/tcg-op-def2.h.inc
index dc567a27ffe..337733b71a6 100644
--- a/include/tcg/tcg-op-def2.h.inc
+++ b/include/tcg/tcg-op-def2.h.inc
@@ -62,6 +62,7 @@ DEF_RRR(ussub)
DEF_RRR(xor)
DEF_RRRRR(addcio)
DEF_RRRRRR(add2)
+DEF_RRRRRR(sub2)
DEF_RRRU(extract2)
DEF_RRRUU(deposit)
DEF_RRUU(deposit_z)
diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index 164b8bb26b6..ca4440746cb 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -1183,6 +1183,28 @@ static void gen_subi(TCGType type, TCGTemp *dst, TCGTemp
*src1, int64_t src2)
gen_addi(type, dst, src1, -src2);
}
+static void gen_sub2(TCGType type, TCGTemp *rl, TCGTemp *rh, TCGTemp *al,
+ TCGTemp *ah, TCGTemp *bl, TCGTemp *bh)
+{
+ TCGTemp *t0 = tcg_temp_new_internal(type, TEMP_EBB);
+
+ if (tcg_op_supported(INDEX_op_subbi, type, 0)) {
+ gen_op_ttt(INDEX_op_subbo, type, t0, al, bl);
+ gen_op_ttt(INDEX_op_subbi, type, rh, ah, bh);
+ } else {
+ TCGTemp *t1 = tcg_temp_new_internal(type, TEMP_EBB);
+
+ gen_sub(type, t0, al, bl);
+ gen_setcond(type, TCG_COND_LTU, t1, al, bl);
+ gen_sub(type, rh, ah, bh);
+ gen_sub(type, rh, rh, t1);
+
+ tcg_temp_free_internal(t1);
+ }
+ gen_mov(type, rl, t0);
+ tcg_temp_free_internal(t0);
+}
+
static void gen_subfi(TCGType type, TCGTemp *dst, int64_t src1, TCGTemp *src2)
{
if (src1 == 0) {
@@ -1360,28 +1382,6 @@ void tcg_gen_ext_i64(TCGv_i64 dst, TCGv_i64 src, MemOp
mop)
/* 32 bit ops */
-void tcg_gen_sub2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 al,
- TCGv_i32 ah, TCGv_i32 bl, TCGv_i32 bh)
-{
- if (tcg_op_supported(INDEX_op_subbi, TCG_TYPE_I32, 0)) {
- TCGv_i32 t0 = tcg_temp_ebb_new_i32();
- tcg_gen_op3_i32(INDEX_op_subbo, t0, al, bl);
- tcg_gen_op3_i32(INDEX_op_subbi, rh, ah, bh);
- tcg_gen_mov_i32(rl, t0);
- tcg_temp_free_i32(t0);
- } else {
- TCGv_i32 t0 = tcg_temp_ebb_new_i32();
- TCGv_i32 t1 = tcg_temp_ebb_new_i32();
- tcg_gen_sub_i32(t0, al, bl);
- tcg_gen_setcond_i32(TCG_COND_LTU, t1, al, bl);
- tcg_gen_sub_i32(rh, ah, bh);
- tcg_gen_sub_i32(rh, rh, t1);
- tcg_gen_mov_i32(rl, t0);
- tcg_temp_free_i32(t0);
- tcg_temp_free_i32(t1);
- }
-}
-
void tcg_gen_mulu2_i32(TCGv_i32 rl, TCGv_i32 rh, TCGv_i32 arg1, TCGv_i32 arg2)
{
if (tcg_op_supported(INDEX_op_mulu2, TCG_TYPE_I32, 0)) {
@@ -1889,29 +1889,6 @@ void tcg_gen_addN_i64(int n, TCGv_i64 *r, TCGv_i64 *a,
TCGv_i64 *b)
}
}
-void tcg_gen_sub2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 al,
- TCGv_i64 ah, TCGv_i64 bl, TCGv_i64 bh)
-{
- if (tcg_op_supported(INDEX_op_subbi, TCG_TYPE_REG, 0)) {
- TCGv_i64 t0 = tcg_temp_ebb_new_i64();
-
- tcg_gen_op3_i64(INDEX_op_subbo, t0, al, bl);
- tcg_gen_op3_i64(INDEX_op_subbi, rh, ah, bh);
- tcg_gen_mov_i64(rl, t0);
- tcg_temp_free_i64(t0);
- } else {
- TCGv_i64 t0 = tcg_temp_ebb_new_i64();
- TCGv_i64 t1 = tcg_temp_ebb_new_i64();
- tcg_gen_sub_i64(t0, al, bl);
- tcg_gen_setcond_i64(TCG_COND_LTU, t1, al, bl);
- tcg_gen_sub_i64(rh, ah, bh);
- tcg_gen_sub_i64(rh, rh, t1);
- tcg_gen_mov_i64(rl, t0);
- tcg_temp_free_i64(t0);
- tcg_temp_free_i64(t1);
- }
-}
-
void tcg_gen_mulu2_i64(TCGv_i64 rl, TCGv_i64 rh, TCGv_i64 arg1, TCGv_i64 arg2)
{
if (tcg_op_supported(INDEX_op_mulu2, TCG_TYPE_I64, 0)) {
--
2.53.0
