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target/arm: Use tcg_constant in trans_CSEL 

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20220426163043.100432-36-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-04-26 09:30:31 -07:00 committed by Peter Maydell
parent 5b95562c50
commit 0b188ea05a
1 changed files with 3 additions and 4 deletions
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7
target/arm/translate.c
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@ -8982,13 +8982,14 @@ static bool trans_CSEL(DisasContext *s, arg_CSEL *a)
}
/* In this insn input reg fields of 0b1111 mean "zero", not "PC" */
zero = tcg_constant_i32(0);
if (a->rn == 15) {
rn = tcg_const_i32(0);
rn = zero;
} else {
rn = load_reg(s, a->rn);
}
if (a->rm == 15) {
rm = tcg_const_i32(0);
rm = zero;
} else {
rm = load_reg(s, a->rm);
}
@ -9010,10 +9011,8 @@ static bool trans_CSEL(DisasContext *s, arg_CSEL *a)
}
arm_test_cc(&c, a->fcond);
zero = tcg_const_i32(0);
tcg_gen_movcond_i32(c.cond, rn, c.value, zero, rn, rm);
arm_free_cc(&c);
tcg_temp_free_i32(zero);
store_reg(s, a->rd, rn);
tcg_temp_free_i32(rm);