target/ppc: Implement pextd instruction
Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br> Message-Id: <20211029202424.175401-11-matheus.ferst@eldorado.org.br> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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@ -49,6 +49,7 @@ DEF_HELPER_3(sraw, tl, env, tl, tl)
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DEF_HELPER_FLAGS_2(cfuged, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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DEF_HELPER_FLAGS_2(cfuged, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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#if defined(TARGET_PPC64)
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#if defined(TARGET_PPC64)
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DEF_HELPER_FLAGS_2(PDEPD, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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DEF_HELPER_FLAGS_2(PDEPD, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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DEF_HELPER_FLAGS_2(PEXTD, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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DEF_HELPER_FLAGS_2(cmpeqb, TCG_CALL_NO_RWG_SE, i32, tl, tl)
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DEF_HELPER_FLAGS_2(cmpeqb, TCG_CALL_NO_RWG_SE, i32, tl, tl)
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DEF_HELPER_FLAGS_1(popcntw, TCG_CALL_NO_RWG_SE, tl, tl)
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DEF_HELPER_FLAGS_1(popcntw, TCG_CALL_NO_RWG_SE, tl, tl)
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DEF_HELPER_FLAGS_2(bpermd, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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DEF_HELPER_FLAGS_2(bpermd, TCG_CALL_NO_RWG_SE, i64, i64, i64)
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@ -127,6 +127,7 @@ CFUGED 011111 ..... ..... ..... 0011011100 - @X
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CNTLZDM 011111 ..... ..... ..... 0000111011 - @X
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CNTLZDM 011111 ..... ..... ..... 0000111011 - @X
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CNTTZDM 011111 ..... ..... ..... 1000111011 - @X
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CNTTZDM 011111 ..... ..... ..... 1000111011 - @X
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PDEPD 011111 ..... ..... ..... 0010011100 - @X
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PDEPD 011111 ..... ..... ..... 0010011100 - @X
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PEXTD 011111 ..... ..... ..... 0010111100 - @X
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### Float-Point Load Instructions
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### Float-Point Load Instructions
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@ -404,6 +404,24 @@ uint64_t helper_PDEPD(uint64_t src, uint64_t mask)
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return result;
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return result;
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}
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}
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uint64_t helper_PEXTD(uint64_t src, uint64_t mask)
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{
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int i, o;
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uint64_t result = 0;
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if (mask == -1) {
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return src;
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}
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for (o = 0; mask != 0; o++) {
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i = ctz64(mask);
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mask &= mask - 1;
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result |= ((src >> i) & 1) << o;
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}
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return result;
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}
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#endif
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#endif
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/*****************************************************************************/
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/*****************************************************************************/
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@ -481,3 +481,15 @@ static bool trans_PDEPD(DisasContext *ctx, arg_X *a)
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#endif
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#endif
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return true;
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return true;
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}
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}
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static bool trans_PEXTD(DisasContext *ctx, arg_X *a)
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{
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REQUIRE_64BIT(ctx);
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REQUIRE_INSNS_FLAGS2(ctx, ISA310);
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#if defined(TARGET_PPC64)
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gen_helper_PEXTD(cpu_gpr[a->ra], cpu_gpr[a->rt], cpu_gpr[a->rb]);
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#else
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qemu_build_not_reached();
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#endif
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return true;
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}
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