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target/arm: Use tcg_constant in simd fp/int conversion 

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20220426163043.100432-20-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-04-26 09:30:15 -07:00 committed by Peter Maydell
parent 39228a1787
commit d26fc8643e
1 changed files with 6 additions and 20 deletions
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26
target/arm/translate-a64.c
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@ -8728,7 +8728,7 @@ static void handle_simd_intfp_conv(DisasContext *s, int rd, int rn,
int pass;
if (fracbits || size == MO_64) {
tcg_shift = tcg_const_i32(fracbits);
tcg_shift = tcg_constant_i32(fracbits);
}
if (size == MO_64) {
@ -8813,9 +8813,6 @@ static void handle_simd_intfp_conv(DisasContext *s, int rd, int rn,
}
tcg_temp_free_ptr(tcg_fpst);
if (tcg_shift) {
tcg_temp_free_i32(tcg_shift);
}
clear_vec_high(s, elements << size == 16, rd);
}
@ -8905,7 +8902,7 @@ static void handle_simd_shift_fpint_conv(DisasContext *s, bool is_scalar,
tcg_fpstatus = fpstatus_ptr(size == MO_16 ? FPST_FPCR_F16 : FPST_FPCR);
gen_helper_set_rmode(tcg_rmode, tcg_rmode, tcg_fpstatus);
fracbits = (16 << size) - immhb;
tcg_shift = tcg_const_i32(fracbits);
tcg_shift = tcg_constant_i32(fracbits);
if (size == MO_64) {
int maxpass = is_scalar ? 1 : 2;
@ -8963,7 +8960,6 @@ static void handle_simd_shift_fpint_conv(DisasContext *s, bool is_scalar,
}
}
tcg_temp_free_i32(tcg_shift);
gen_helper_set_rmode(tcg_rmode, tcg_rmode, tcg_fpstatus);
tcg_temp_free_ptr(tcg_fpstatus);
tcg_temp_free_i32(tcg_rmode);
@ -9835,23 +9831,15 @@ static void handle_2misc_64(DisasContext *s, int opcode, bool u,
case 0x1c: /* FCVTAS */
case 0x3a: /* FCVTPS */
case 0x3b: /* FCVTZS */
{
TCGv_i32 tcg_shift = tcg_const_i32(0);
gen_helper_vfp_tosqd(tcg_rd, tcg_rn, tcg_shift, tcg_fpstatus);
tcg_temp_free_i32(tcg_shift);
gen_helper_vfp_tosqd(tcg_rd, tcg_rn, tcg_constant_i32(0), tcg_fpstatus);
break;
}
case 0x5a: /* FCVTNU */
case 0x5b: /* FCVTMU */
case 0x5c: /* FCVTAU */
case 0x7a: /* FCVTPU */
case 0x7b: /* FCVTZU */
{
TCGv_i32 tcg_shift = tcg_const_i32(0);
gen_helper_vfp_touqd(tcg_rd, tcg_rn, tcg_shift, tcg_fpstatus);
tcg_temp_free_i32(tcg_shift);
gen_helper_vfp_touqd(tcg_rd, tcg_rn, tcg_constant_i32(0), tcg_fpstatus);
break;
}
case 0x18: /* FRINTN */
case 0x19: /* FRINTM */
case 0x38: /* FRINTP */
@ -9891,7 +9879,7 @@ static void handle_2misc_fcmp_zero(DisasContext *s, int opcode,
if (is_double) {
TCGv_i64 tcg_op = tcg_temp_new_i64();
TCGv_i64 tcg_zero = tcg_const_i64(0);
TCGv_i64 tcg_zero = tcg_constant_i64(0);
TCGv_i64 tcg_res = tcg_temp_new_i64();
NeonGenTwoDoubleOpFn *genfn;
bool swap = false;
@ -9927,13 +9915,12 @@ static void handle_2misc_fcmp_zero(DisasContext *s, int opcode,
write_vec_element(s, tcg_res, rd, pass, MO_64);
}
tcg_temp_free_i64(tcg_res);
tcg_temp_free_i64(tcg_zero);
tcg_temp_free_i64(tcg_op);
clear_vec_high(s, !is_scalar, rd);
} else {
TCGv_i32 tcg_op = tcg_temp_new_i32();
TCGv_i32 tcg_zero = tcg_const_i32(0);
TCGv_i32 tcg_zero = tcg_constant_i32(0);
TCGv_i32 tcg_res = tcg_temp_new_i32();
NeonGenTwoSingleOpFn *genfn;
bool swap = false;
@ -10002,7 +9989,6 @@ static void handle_2misc_fcmp_zero(DisasContext *s, int opcode,
}
}
tcg_temp_free_i32(tcg_res);
tcg_temp_free_i32(tcg_zero);
tcg_temp_free_i32(tcg_op);
if (!is_scalar) {
clear_vec_high(s, is_q, rd);