diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/ppc/insn32.decode | 14 | ||||
| -rw-r--r-- | target/ppc/translate.c | 52 | ||||
| -rw-r--r-- | target/ppc/translate/fixedpoint-impl.c.inc | 31 |
3 files changed, 45 insertions, 52 deletions
diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode index 93e5d44d9e..9fd8d6b817 100644 --- a/target/ppc/insn32.decode +++ b/target/ppc/insn32.decode @@ -20,6 +20,10 @@ &D rt ra si:int64_t @D ...... rt:5 ra:5 si:s16 &D +&D_bf bf l:bool ra imm +@D_bfs ...... bf:3 - l:1 ra:5 imm:s16 &D_bf +@D_bfu ...... bf:3 - l:1 ra:5 imm:16 &D_bf + %ds_si 2:s14 !function=times_4 @DS ...... rt:5 ra:5 .............. .. &D si=%ds_si @@ -36,6 +40,9 @@ &X_bi rt bi @X_bi ...... rt:5 bi:5 ----- .......... - &X_bi +&X_bfl bf l:bool ra rb +@X_bfl ...... bf:3 - l:1 ra:5 rb:5 ..........- &X_bfl + ### Fixed-Point Load Instructions LBZ 100010 ..... ..... ................ @D @@ -89,6 +96,13 @@ STDU 111110 ..... ..... ..............01 @DS STDX 011111 ..... ..... ..... 0010010101 - @X STDUX 011111 ..... ..... ..... 0010110101 - @X +### Fixed-Point Compare Instructions + +CMP 011111 ... - . ..... ..... 0000000000 - @X_bfl +CMPL 011111 ... - . ..... ..... 0000100000 - @X_bfl +CMPI 001011 ... - . ..... ................ @D_bfs +CMPLI 001010 ... - . ..... ................ @D_bfu + ### Fixed-Point Arithmetic Instructions ADDI 001110 ..... ..... ................ @D diff --git a/target/ppc/translate.c b/target/ppc/translate.c index 35d8831d44..95e4d9b815 100644 --- a/target/ppc/translate.c +++ b/target/ppc/translate.c @@ -1489,54 +1489,6 @@ static inline void gen_set_Rc0(DisasContext *ctx, TCGv reg) } } -/* cmp */ -static void gen_cmp(DisasContext *ctx) -{ - if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { - gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], - 1, crfD(ctx->opcode)); - } else { - gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], - 1, crfD(ctx->opcode)); - } -} - -/* cmpi */ -static void gen_cmpi(DisasContext *ctx) -{ - if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { - gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), - 1, crfD(ctx->opcode)); - } else { - gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode), - 1, crfD(ctx->opcode)); - } -} - -/* cmpl */ -static void gen_cmpl(DisasContext *ctx) -{ - if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { - gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], - 0, crfD(ctx->opcode)); - } else { - gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], - 0, crfD(ctx->opcode)); - } -} - -/* cmpli */ -static void gen_cmpli(DisasContext *ctx) -{ - if ((ctx->opcode & 0x00200000) && (ctx->insns_flags & PPC_64B)) { - gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), - 0, crfD(ctx->opcode)); - } else { - gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode), - 0, crfD(ctx->opcode)); - } -} - /* cmprb - range comparison: isupper, isaplha, islower*/ static void gen_cmprb(DisasContext *ctx) { @@ -7639,10 +7591,6 @@ GEN_HANDLER_E(brw, 0x1F, 0x1B, 0x04, 0x0000F801, PPC_NONE, PPC2_ISA310), GEN_HANDLER_E(brh, 0x1F, 0x1B, 0x06, 0x0000F801, PPC_NONE, PPC2_ISA310), #endif GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE), -GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER), -GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER), -GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400001, PPC_INTEGER), -GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER), #if defined(TARGET_PPC64) GEN_HANDLER_E(cmpeqb, 0x1F, 0x00, 0x07, 0x00600000, PPC_NONE, PPC2_ISA300), #endif diff --git a/target/ppc/translate/fixedpoint-impl.c.inc b/target/ppc/translate/fixedpoint-impl.c.inc index 2713366791..8864ac4516 100644 --- a/target/ppc/translate/fixedpoint-impl.c.inc +++ b/target/ppc/translate/fixedpoint-impl.c.inc @@ -166,6 +166,37 @@ TRANS64(STDUX, do_ldst_X, true, true, MO_Q) TRANS64(PSTD, do_ldst_PLS_D, false, true, MO_Q) /* + * Fixed-Point Compare Instructions + */ + +static bool do_cmp_X(DisasContext *ctx, arg_X_bfl *a, bool s) +{ + if (a->l) { + REQUIRE_64BIT(ctx); + gen_op_cmp(cpu_gpr[a->ra], cpu_gpr[a->rb], s, a->bf); + } else { + gen_op_cmp32(cpu_gpr[a->ra], cpu_gpr[a->rb], s, a->bf); + } + return true; +} + +static bool do_cmp_D(DisasContext *ctx, arg_D_bf *a, bool s) +{ + if (a->l) { + REQUIRE_64BIT(ctx); + gen_op_cmp(cpu_gpr[a->ra], tcg_constant_tl(a->imm), s, a->bf); + } else { + gen_op_cmp32(cpu_gpr[a->ra], tcg_constant_tl(a->imm), s, a->bf); + } + return true; +} + +TRANS(CMP, do_cmp_X, true); +TRANS(CMPL, do_cmp_X, false); +TRANS(CMPI, do_cmp_D, true); +TRANS(CMPLI, do_cmp_D, false); + +/* * Fixed-Point Arithmetic Instructions */ |