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target/hppa: Implement CLRBTS, POPBTS, PUSHBTS, PUSHNOM

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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-09-20 13:11:27 +02:00
parent f7b775a9c0
commit a8966ba70a
2 changed files with 8 additions and 0 deletions
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2
target/hppa/insns.decode
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@ -381,6 +381,8 @@ bl 111010 ..... ..... 101 ........... n:1 . &BL l=2 \
disp=%assemble_22
b_gate 111010 ..... ..... 001 ........... . . @bl
blr 111010 l:5 x:5 010 00000000000 n:1 0
nopbts 111010 00000 00000 010 0---------1 0 1 # clrbts/popbts
nopbts 111010 00000 ----- 010 00000000000 0 1 # pushbts/pushnom
bv 111010 b:5 x:5 110 00000000000 n:1 0
bve 111010 b:5 00000 110 10000000000 n:1 - l=0
bve 111010 b:5 00000 111 10000000000 n:1 - l=2

6
target/hppa/translate.c
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@ -3782,6 +3782,12 @@ static bool trans_bve(DisasContext *ctx, arg_bve *a)
#endif
}
static bool trans_nopbts(DisasContext *ctx, arg_nopbts *a)
{
/* All branch target stack instructions implement as nop. */
return ctx->is_pa20;
}
/*
* Float class 0
*/