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tcg/sparc: Avoid tcg_const_tl in gen_edge 

Push tcg_constant_tl into the shift argument directly.
Since t1 no longer exists as a temp, replace with lo1,
whose last use was just above.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-02-26 11:14:48 -10:00
parent 950b91be98
commit 905a83dedf
1 changed files with 6 additions and 8 deletions
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14
target/sparc/translate.c
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@ -2838,7 +2838,7 @@ static inline void gen_load_trap_state_at_tl(TCGv_ptr r_tsptr, TCGv_env cpu_env)
static void gen_edge(DisasContext *dc, TCGv dst, TCGv s1, TCGv s2,
int width, bool cc, bool left)
{
TCGv lo1, lo2, t1, t2;
TCGv lo1, lo2;
uint64_t amask, tabl, tabr;
int shift, imask, omask;
@ -2905,10 +2905,8 @@ static void gen_edge(DisasContext *dc, TCGv dst, TCGv s1, TCGv s2,
tcg_gen_shli_tl(lo1, lo1, shift);
tcg_gen_shli_tl(lo2, lo2, shift);
t1 = tcg_const_tl(tabl);
t2 = tcg_const_tl(tabr);
tcg_gen_shr_tl(lo1, t1, lo1);
tcg_gen_shr_tl(lo2, t2, lo2);
tcg_gen_shr_tl(lo1, tcg_constant_tl(tabl), lo1);
tcg_gen_shr_tl(lo2, tcg_constant_tl(tabr), lo2);
tcg_gen_andi_tl(dst, lo1, omask);
tcg_gen_andi_tl(lo2, lo2, omask);
@ -2927,9 +2925,9 @@ static void gen_edge(DisasContext *dc, TCGv dst, TCGv s1, TCGv s2,
lo2 |= -(s1 == s2)
dst &= lo2
*/
tcg_gen_setcond_tl(TCG_COND_EQ, t1, s1, s2);
tcg_gen_neg_tl(t1, t1);
tcg_gen_or_tl(lo2, lo2, t1);
tcg_gen_setcond_tl(TCG_COND_EQ, lo1, s1, s2);
tcg_gen_neg_tl(lo1, lo1);
tcg_gen_or_tl(lo2, lo2, lo1);
tcg_gen_and_tl(dst, dst, lo2);
}