From 00e032654144f03c25c95a5a9bd20bf00a933050 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Tue, 1 Jun 2021 16:35:21 -0300 Subject: [PATCH] target/ppc: Implement prefixed integer load instructions Signed-off-by: Richard Henderson Signed-off-by: Matheus Ferst Message-Id: <20210601193528.2533031-8-matheus.ferst@eldorado.org.br> Signed-off-by: David Gibson --- target/ppc/insn64.decode | 15 +++++++++++++++ target/ppc/translate/fixedpoint-impl.c.inc | 16 ++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/target/ppc/insn64.decode b/target/ppc/insn64.decode index 9aa5097a98..547bd1736f 100644 --- a/target/ppc/insn64.decode +++ b/target/ppc/insn64.decode @@ -24,6 +24,21 @@ ...... rt:5 ra:5 ................ \ &PLS_D si=%pls_si +### Fixed-Point Load Instructions + +PLBZ 000001 10 0--.-- .................. \ + 100010 ..... ..... ................ @PLS_D +PLHZ 000001 10 0--.-- .................. \ + 101000 ..... ..... ................ @PLS_D +PLHA 000001 10 0--.-- .................. \ + 101010 ..... ..... ................ @PLS_D +PLWZ 000001 10 0--.-- .................. \ + 100000 ..... ..... ................ @PLS_D +PLWA 000001 00 0--.-- .................. \ + 101001 ..... ..... ................ @PLS_D +PLD 000001 00 0--.-- .................. \ + 111001 ..... ..... ................ @PLS_D + ### Fixed-Point Arithmetic Instructions PADDI 000001 10 0--.-- .................. \ diff --git a/target/ppc/translate/fixedpoint-impl.c.inc b/target/ppc/translate/fixedpoint-impl.c.inc index 6140dd41ca..7687f31d6f 100644 --- a/target/ppc/translate/fixedpoint-impl.c.inc +++ b/target/ppc/translate/fixedpoint-impl.c.inc @@ -80,6 +80,16 @@ static bool do_ldst_D(DisasContext *ctx, arg_D *a, bool update, bool store, return do_ldst(ctx, a->rt, a->ra, tcg_constant_tl(a->si), update, store, mop); } +static bool do_ldst_PLS_D(DisasContext *ctx, arg_PLS_D *a, bool update, + bool store, MemOp mop) +{ + arg_D d; + if (!resolve_PLS_D(ctx, &d, a)) { + return true; + } + return do_ldst_D(ctx, &d, update, store, mop); +} + static bool do_ldst_X(DisasContext *ctx, arg_X *a, bool update, bool store, MemOp mop) { @@ -91,35 +101,41 @@ TRANS(LBZ, do_ldst_D, false, false, MO_UB) TRANS(LBZX, do_ldst_X, false, false, MO_UB) TRANS(LBZU, do_ldst_D, true, false, MO_UB) TRANS(LBZUX, do_ldst_X, true, false, MO_UB) +TRANS(PLBZ, do_ldst_PLS_D, false, false, MO_UB) /* Load Halfword and Zero */ TRANS(LHZ, do_ldst_D, false, false, MO_UW) TRANS(LHZX, do_ldst_X, false, false, MO_UW) TRANS(LHZU, do_ldst_D, true, false, MO_UW) TRANS(LHZUX, do_ldst_X, true, false, MO_UW) +TRANS(PLHZ, do_ldst_PLS_D, false, false, MO_UW) /* Load Halfword Algebraic */ TRANS(LHA, do_ldst_D, false, false, MO_SW) TRANS(LHAX, do_ldst_X, false, false, MO_SW) TRANS(LHAU, do_ldst_D, true, false, MO_SW) TRANS(LHAXU, do_ldst_X, true, false, MO_SW) +TRANS(PLHA, do_ldst_PLS_D, false, false, MO_SW) /* Load Word and Zero */ TRANS(LWZ, do_ldst_D, false, false, MO_UL) TRANS(LWZX, do_ldst_X, false, false, MO_UL) TRANS(LWZU, do_ldst_D, true, false, MO_UL) TRANS(LWZUX, do_ldst_X, true, false, MO_UL) +TRANS(PLWZ, do_ldst_PLS_D, false, false, MO_UL) /* Load Word Algebraic */ TRANS64(LWA, do_ldst_D, false, false, MO_SL) TRANS64(LWAX, do_ldst_X, false, false, MO_SL) TRANS64(LWAUX, do_ldst_X, true, false, MO_SL) +TRANS64(PLWA, do_ldst_PLS_D, false, false, MO_SL) /* Load Doubleword */ TRANS64(LD, do_ldst_D, false, false, MO_Q) TRANS64(LDX, do_ldst_X, false, false, MO_Q) TRANS64(LDU, do_ldst_D, true, false, MO_Q) TRANS64(LDUX, do_ldst_X, true, false, MO_Q) +TRANS64(PLD, do_ldst_PLS_D, false, false, MO_Q) /* * Fixed-Point Arithmetic Instructions