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qemu-e2k
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target: e2k: Dec store rem in loop mode.

This commit is contained in:
Denis Drakhnia 2020-12-09 09:29:13 +02:00 committed by Alibek Omarov
parent 59bbf4cc32
commit b1e6863dea
2 changed files with 40 additions and 8 deletions
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19
target/e2k/translate.h
View File

@ -364,6 +364,25 @@ static inline void e2k_gen_pcnt_set_i32(TCGv_i32 value)
tcg_temp_free_i64(t0);
}
static inline void e2k_gen_lsr_strem_i32(TCGv_i32 ret)
{
TCGv_i64 t0 = tcg_temp_new_i64();
tcg_gen_extract_i64(t0, e2k_cs.lsr, LSR_STRMD_OFF, LSR_STRMD_LEN);
tcg_gen_extrl_i64_i32(ret, t0);
tcg_temp_free_i64(t0);
}
static inline void e2k_gen_lsr_strem_set_i32(TCGv_i32 value)
{
TCGv_i64 t0 = tcg_temp_new_i64();
tcg_gen_extu_i32_i64(t0, value);
tcg_gen_deposit_i64(e2k_cs.lsr, e2k_cs.lsr, t0, LSR_STRMD_OFF,
LSR_STRMD_LEN);
tcg_temp_free_i64(t0);
}
static inline void e2k_gen_lcntex(TCGv_i32 ret)
{
TCGv_i32 t0 = tcg_temp_new_i32();

29
target/e2k/translate/alc.c
View File

@ -570,6 +570,23 @@ static inline void gen_mrgc_i32(DisasContext *ctx, int chan, TCGv_i32 ret)
}
}
static void gen_loop_mode_st(DisasContext *ctx, TCGLabel *l)
{
if (ctx->loop_mode) {
TCGLabel *l0 = gen_new_label();
TCGv_i32 t0 = tcg_temp_local_new_i32();
tcg_gen_brcondi_i32(TCG_COND_EQ, ctx->is_prologue, 1, l);
e2k_gen_is_loop_end_i32(t0);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l0);
e2k_gen_lsr_strem_i32(t0);
tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l);
tcg_gen_subi_i32(t0, t0, 1);
e2k_gen_lsr_strem_set_i32(t0);
gen_set_label(l0);
}
}
static inline void gen_andn_i32(TCGv_i32 ret, TCGv_i32 src1, TCGv_i32 src2)
{
TCGv_i32 t0 = tcg_temp_new_i32();
@ -1317,6 +1334,7 @@ static void gen_st_i64(DisasContext *ctx, int chan, MemOp memop)
Src64 s4 = get_src4_i64(ctx, chan);
TCGv_i64 t0 = tcg_temp_local_new_i64();
gen_loop_mode_st(ctx, l0);
gen_tag_check(ctx, sm, s1.tag);
gen_tag_check(ctx, sm, s2.tag);
gen_tag_check(ctx, sm, s4.tag);
@ -1345,6 +1363,7 @@ static void gen_st_i32(DisasContext *ctx, int chan, MemOp memop)
Src32 s4 = get_src4_i32(ctx, chan);
TCGv_i64 t0 = tcg_temp_local_new_i64();
gen_loop_mode_st(ctx, l0);
gen_tag_check(ctx, sm, s1.tag);
gen_tag_check(ctx, sm, s2.tag);
gen_tag_check(ctx, sm, s4.tag);
@ -1509,10 +1528,7 @@ static void gen_staa_i64(DisasContext *ctx, Instr *instr)
TCGLabel *l0 = gen_new_label();
Src64 s4 = get_src4_i64(ctx, instr->chan);
if (ctx->loop_mode) {
tcg_gen_brcondi_i32(TCG_COND_EQ, ctx->is_prologue, 1, l0);
}
gen_loop_mode_st(ctx, l0);
gen_tag_check(ctx, instr->sm, s4.tag);
if (mas == 0x3f) {
/* aaurwd */
@ -1560,10 +1576,7 @@ static void gen_staa_i32(DisasContext *ctx, Instr *instr, MemOp memop)
TCGLabel *l0 = gen_new_label();
Src32 s4 = get_src4_i32(ctx, instr->chan);
if (ctx->loop_mode) {
tcg_gen_brcondi_i32(TCG_COND_EQ, ctx->is_prologue, 1, l0);
}
gen_loop_mode_st(ctx, l0);
gen_tag_check(ctx, instr->sm, s4.tag);
if (mas == 0x3f) {
/* aaurw */