OpenE2K
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qemu-e2k
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target: e2k: Select tag for taken source in merge{s,d}.

This commit is contained in:
Denis Drakhnia 2020-12-11 21:41:00 +02:00
parent a3d10a3fa6
commit 7a1c278345
1 changed files with 22 additions and 11 deletions
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33
target/e2k/translate/alc.c
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@ -133,6 +133,7 @@ static inline void gen_literal_i64(DisasContext *ctx, Src64 *ret, uint8_t arg)
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPN);
}
ret->tag = e2k_get_const_i32(ctx, 0);
ret->value = e2k_get_const_i64(ctx, lit);
}
@ -158,6 +159,7 @@ static inline void gen_literal_i32(DisasContext *ctx, Src32 *ret, uint8_t arg)
e2k_tr_gen_exception(ctx, E2K_EXCP_ILLOPN);
}
ret->tag = e2k_get_const_i32(ctx, 0);
ret->value = e2k_get_const_i32(ctx, lit);
}
@ -167,6 +169,7 @@ static inline Src64 get_src1_i64(DisasContext *ctx, int chan)
Src64 ret = { 0 };
if (IS_IMM5(arg)) {
ret.tag = e2k_get_const_i32(ctx, 0);
ret.value = e2k_get_const_i64(ctx, GET_IMM5(arg));
} else {
gen_reg_i64(ctx, &ret, arg);
@ -181,6 +184,7 @@ static inline Src32 get_src1_i32(DisasContext *ctx, int chan)
Src32 ret = { 0 };
if (IS_IMM5(arg)) {
ret.tag = e2k_get_const_i32(ctx, 0);
ret.value = e2k_get_const_i32(ctx, GET_IMM5(arg));
} else {
gen_reg_i32(ctx, &ret, arg);
@ -195,6 +199,7 @@ static inline Src64 get_src2_i64(DisasContext *ctx, int chan)
Src64 ret = { 0 };
if (IS_IMM4(arg)) {
ret.tag = e2k_get_const_i32(ctx, 0);
ret.value = e2k_get_const_i64(ctx, GET_IMM4(arg));
} else if (IS_LIT(arg)) {
gen_literal_i64(ctx, &ret, arg);
@ -211,7 +216,7 @@ static inline Src32 get_src2_i32(DisasContext *ctx, int chan)
Src32 ret = { 0 };
if (IS_IMM4(arg)) {
ret.tag = NULL;
ret.tag = e2k_get_const_i32(ctx, 0);
ret.value = e2k_get_const_i32(ctx, GET_IMM4(arg));
} else if (IS_LIT(arg)) {
gen_literal_i32(ctx, &ret, arg);
@ -1846,34 +1851,40 @@ static void gen_alopf1_cmp_i32(DisasContext *ctx, Instr *instr,
static void gen_alopf1_mrgc_i32(DisasContext *ctx, Instr *instr)
{
int chan = instr->chan;
Src32 s1 = get_src1_i32(ctx, chan);
Src32 s2 = get_src2_i32(ctx, chan);
Src32 s1 = get_src1_i32(ctx, instr->chan);
Src32 s2 = get_src2_i32(ctx, instr->chan);
TCGv_i32 tag = e2k_get_temp_i32(ctx);
TCGv_i32 dst = e2k_get_temp_i32(ctx);
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
gen_tag2_i32(tag, s1.tag, s2.tag);
gen_mrgc_i32(ctx, instr->chan, t0);
gen_merge_i32(t1, s1.tag, s2.tag, t0);
gen_merge_i32(dst, s1.value, s2.value, t0);
gen_tag1_i32(tag, t1);
gen_al_result_i32(ctx, instr->chan, dst, tag);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t0);
gen_al_result_i32(ctx, chan, dst, tag);
}
static void gen_alopf1_mrgc_i64(DisasContext *ctx, Instr *instr)
{
int chan = instr->chan;
Src64 s1 = get_src1_i64(ctx, chan);
Src64 s2 = get_src2_i64(ctx, chan);
Src64 s1 = get_src1_i64(ctx, instr->chan);
Src64 s2 = get_src2_i64(ctx, instr->chan);
TCGv_i32 tag = e2k_get_temp_i32(ctx);
TCGv_i64 dst = e2k_get_temp_i64(ctx);
TCGv_i32 t0 = tcg_temp_new_i32();
TCGv_i32 t1 = tcg_temp_new_i32();
gen_tag2_i64(tag, s1.tag, s2.tag);
gen_mrgc_i32(ctx, instr->chan, t0);
gen_merge_i32(t1, s1.tag, s2.tag, t0);
gen_merge_i64(dst, s1.value, s2.value, t0);
gen_tag1_i64(tag, t1);
gen_al_result_i64(ctx, instr->chan, dst, tag);
tcg_temp_free_i32(t1);
tcg_temp_free_i32(t0);
gen_al_result_i64(ctx, chan, dst, tag);
}
static void gen_alopf21_i64(DisasContext *ctx, Instr *instr,