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target/ppc: implemented XXSPLTI32DX 

Implemented XXSPLTI32DX emulation using decodetree

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Bruno Larsen (billionai) <bruno.larsen@eldorado.org.br>
Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Message-Id: <20211104123719.323713-21-matheus.ferst@eldorado.org.br>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Bruno Larsen (billionai) 2021-11-04 09:37:14 -03:00 committed by David Gibson
parent 6166fced10
commit aa4592fab7
2 changed files with 28 additions and 0 deletions
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11
target/ppc/insn64.decode
View File

@ -32,6 +32,14 @@
...... ..... ra:5 ................ \
&PLS_D si=%pls_si rt=%rt_tsxp
# Format 8RR:D
%8rr_si 32:s16 0:16
%8rr_xt 16:1 21:5
&8RR_D_IX xt ix si
@8RR_D_IX ...... .. .... .. .. ................ \
...... ..... ... ix:1 . ................ \
&8RR_D_IX si=%8rr_si xt=%8rr_xt
### Fixed-Point Load Instructions
PLBZ 000001 10 0--.-- .................. \
@ -156,3 +164,6 @@ PLXVP 000001 00 0--.-- .................. \
111010 ..... ..... ................ @8LS_D_TSXP
PSTXVP 000001 00 0--.-- .................. \
111110 ..... ..... ................ @8LS_D_TSXP
XXSPLTI32DX 000001 01 0000 -- -- ................ \
100000 ..... 000 .. ................ @8RR_D_IX

17
target/ppc/translate/vsx-impl.c.inc
View File

@ -1466,6 +1466,23 @@ static bool trans_XXSPLTIB(DisasContext *ctx, arg_X_imm8 *a)
return true;
}
static bool trans_XXSPLTI32DX(DisasContext *ctx, arg_8RR_D_IX *a)
{
TCGv_i32 imm;
REQUIRE_INSNS_FLAGS2(ctx, ISA310);
REQUIRE_VSX(ctx);
imm = tcg_constant_i32(a->si);
tcg_gen_st_i32(imm, cpu_env,
offsetof(CPUPPCState, vsr[a->xt].VsrW(0 + a->ix)));
tcg_gen_st_i32(imm, cpu_env,
offsetof(CPUPPCState, vsr[a->xt].VsrW(2 + a->ix)));
return true;
}
static void gen_xxsldwi(DisasContext *ctx)
{
TCGv_i64 xth, xtl;