Commit 075b8ddb authored by Richard Henderson's avatar Richard Henderson

target-alpha: Convert opcode 0x14 to source/sink

Signed-off-by: default avatarRichard Henderson <rth@twiddle.net>
parent de4d3555
......@@ -206,7 +206,7 @@ static TCGv __attribute__((unused)) load_fpr(DisasContext *ctx, unsigned reg)
}
}
static TCGv __attribute__((unused)) dest_fpr(DisasContext *ctx, unsigned reg)
static TCGv dest_fpr(DisasContext *ctx, unsigned reg)
{
if (likely(reg < 31)) {
return cpu_fir[reg];
......@@ -1861,6 +1861,7 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
uint8_t opc, ra, rb, rc, fpfn, fn7, lit;
bool islit;
TCGv va, vb, vc, tmp;
TCGv_i32 t32;
ExitStatus ret;
/* Decode all instruction fields */
......@@ -2373,21 +2374,19 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
goto invalid_opc;
}
break;
case 0x14:
REQUIRE_TB_FLAG(TB_FLAGS_AMASK_FIX);
switch (fpfn) { /* fn11 & 0x3F */
case 0x04:
/* ITOFS */
REQUIRE_REG_31(rb);
if (likely(rc != 31)) {
if (ra != 31) {
TCGv_i32 tmp = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(tmp, cpu_ir[ra]);
gen_helper_memory_to_s(cpu_fir[rc], tmp);
tcg_temp_free_i32(tmp);
} else
tcg_gen_movi_i64(cpu_fir[rc], 0);
}
t32 = tcg_temp_new_i32();
va = load_gpr(ctx, ra);
vc = dest_fpr(ctx, rc);
tcg_gen_trunc_i64_i32(t32, va);
gen_helper_memory_to_s(vc, t32);
tcg_temp_free_i32(t32);
break;
case 0x0A:
/* SQRTF */
......@@ -2402,26 +2401,19 @@ static ExitStatus translate_one(DisasContext *ctx, uint32_t insn)
case 0x14:
/* ITOFF */
REQUIRE_REG_31(rb);
if (likely(rc != 31)) {
if (ra != 31) {
TCGv_i32 tmp = tcg_temp_new_i32();
tcg_gen_trunc_i64_i32(tmp, cpu_ir[ra]);
gen_helper_memory_to_f(cpu_fir[rc], tmp);
tcg_temp_free_i32(tmp);
} else
tcg_gen_movi_i64(cpu_fir[rc], 0);
}
t32 = tcg_temp_new_i32();
va = load_gpr(ctx, ra);
vc = dest_fpr(ctx, rc);
tcg_gen_trunc_i64_i32(t32, va);
gen_helper_memory_to_f(vc, t32);
tcg_temp_free_i32(t32);
break;
case 0x24:
/* ITOFT */
REQUIRE_REG_31(rb);
if (likely(rc != 31)) {
if (ra != 31) {
tcg_gen_mov_i64(cpu_fir[rc], cpu_ir[ra]);
} else {
tcg_gen_movi_i64(cpu_fir[rc], 0);
}
}
va = load_gpr(ctx, ra);
vc = dest_fpr(ctx, rc);
tcg_gen_mov_i64(vc, va);
break;
case 0x2A:
/* SQRTG */
......
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