diff options
Diffstat (limited to 'target/ppc/translate/dfp-impl.inc.c')
| -rw-r--r-- | target/ppc/translate/dfp-impl.inc.c | 232 |
1 files changed, 232 insertions, 0 deletions
diff --git a/target/ppc/translate/dfp-impl.inc.c b/target/ppc/translate/dfp-impl.inc.c new file mode 100644 index 0000000000..178d3044a7 --- /dev/null +++ b/target/ppc/translate/dfp-impl.inc.c @@ -0,0 +1,232 @@ +/*** Decimal Floating Point ***/ + +static inline TCGv_ptr gen_fprp_ptr(int reg) +{ + TCGv_ptr r = tcg_temp_new_ptr(); + tcg_gen_addi_ptr(r, cpu_env, offsetof(CPUPPCState, fpr[reg])); + return r; +} + +#define GEN_DFP_T_A_B_Rc(name) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr rd, ra, rb; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + rd = gen_fprp_ptr(rD(ctx->opcode)); \ + ra = gen_fprp_ptr(rA(ctx->opcode)); \ + rb = gen_fprp_ptr(rB(ctx->opcode)); \ + gen_helper_##name(cpu_env, rd, ra, rb); \ + if (unlikely(Rc(ctx->opcode) != 0)) { \ + gen_set_cr1_from_fpscr(ctx); \ + } \ + tcg_temp_free_ptr(rd); \ + tcg_temp_free_ptr(ra); \ + tcg_temp_free_ptr(rb); \ +} + +#define GEN_DFP_BF_A_B(name) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr ra, rb; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + ra = gen_fprp_ptr(rA(ctx->opcode)); \ + rb = gen_fprp_ptr(rB(ctx->opcode)); \ + gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \ + cpu_env, ra, rb); \ + tcg_temp_free_ptr(ra); \ + tcg_temp_free_ptr(rb); \ +} + +#define GEN_DFP_BF_I_B(name) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_i32 uim; \ + TCGv_ptr rb; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + uim = tcg_const_i32(UIMM5(ctx->opcode)); \ + rb = gen_fprp_ptr(rB(ctx->opcode)); \ + gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \ + cpu_env, uim, rb); \ + tcg_temp_free_i32(uim); \ + tcg_temp_free_ptr(rb); \ +} + +#define GEN_DFP_BF_A_DCM(name) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr ra; \ + TCGv_i32 dcm; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + ra = gen_fprp_ptr(rA(ctx->opcode)); \ + dcm = tcg_const_i32(DCM(ctx->opcode)); \ + gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \ + cpu_env, ra, dcm); \ + tcg_temp_free_ptr(ra); \ + tcg_temp_free_i32(dcm); \ +} + +#define GEN_DFP_T_B_U32_U32_Rc(name, u32f1, u32f2) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr rt, rb; \ + TCGv_i32 u32_1, u32_2; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + rt = gen_fprp_ptr(rD(ctx->opcode)); \ + rb = gen_fprp_ptr(rB(ctx->opcode)); \ + u32_1 = tcg_const_i32(u32f1(ctx->opcode)); \ + u32_2 = tcg_const_i32(u32f2(ctx->opcode)); \ + gen_helper_##name(cpu_env, rt, rb, u32_1, u32_2); \ + if (unlikely(Rc(ctx->opcode) != 0)) { \ + gen_set_cr1_from_fpscr(ctx); \ + } \ + tcg_temp_free_ptr(rt); \ + tcg_temp_free_ptr(rb); \ + tcg_temp_free_i32(u32_1); \ + tcg_temp_free_i32(u32_2); \ +} + +#define GEN_DFP_T_A_B_I32_Rc(name, i32fld) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr rt, ra, rb; \ + TCGv_i32 i32; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + rt = gen_fprp_ptr(rD(ctx->opcode)); \ + ra = gen_fprp_ptr(rA(ctx->opcode)); \ + rb = gen_fprp_ptr(rB(ctx->opcode)); \ + i32 = tcg_const_i32(i32fld(ctx->opcode)); \ + gen_helper_##name(cpu_env, rt, ra, rb, i32); \ + if (unlikely(Rc(ctx->opcode) != 0)) { \ + gen_set_cr1_from_fpscr(ctx); \ + } \ + tcg_temp_free_ptr(rt); \ + tcg_temp_free_ptr(rb); \ + tcg_temp_free_ptr(ra); \ + tcg_temp_free_i32(i32); \ + } + +#define GEN_DFP_T_B_Rc(name) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr rt, rb; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + rt = gen_fprp_ptr(rD(ctx->opcode)); \ + rb = gen_fprp_ptr(rB(ctx->opcode)); \ + gen_helper_##name(cpu_env, rt, rb); \ + if (unlikely(Rc(ctx->opcode) != 0)) { \ + gen_set_cr1_from_fpscr(ctx); \ + } \ + tcg_temp_free_ptr(rt); \ + tcg_temp_free_ptr(rb); \ + } + +#define GEN_DFP_T_FPR_I32_Rc(name, fprfld, i32fld) \ +static void gen_##name(DisasContext *ctx) \ +{ \ + TCGv_ptr rt, rs; \ + TCGv_i32 i32; \ + if (unlikely(!ctx->fpu_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_FPU); \ + return; \ + } \ + gen_update_nip(ctx, ctx->nip - 4); \ + rt = gen_fprp_ptr(rD(ctx->opcode)); \ + rs = gen_fprp_ptr(fprfld(ctx->opcode)); \ + i32 = tcg_const_i32(i32fld(ctx->opcode)); \ + gen_helper_##name(cpu_env, rt, rs, i32); \ + if (unlikely(Rc(ctx->opcode) != 0)) { \ + gen_set_cr1_from_fpscr(ctx); \ + } \ + tcg_temp_free_ptr(rt); \ + tcg_temp_free_ptr(rs); \ + tcg_temp_free_i32(i32); \ +} + +GEN_DFP_T_A_B_Rc(dadd) +GEN_DFP_T_A_B_Rc(daddq) +GEN_DFP_T_A_B_Rc(dsub) +GEN_DFP_T_A_B_Rc(dsubq) +GEN_DFP_T_A_B_Rc(dmul) +GEN_DFP_T_A_B_Rc(dmulq) +GEN_DFP_T_A_B_Rc(ddiv) +GEN_DFP_T_A_B_Rc(ddivq) +GEN_DFP_BF_A_B(dcmpu) +GEN_DFP_BF_A_B(dcmpuq) +GEN_DFP_BF_A_B(dcmpo) +GEN_DFP_BF_A_B(dcmpoq) +GEN_DFP_BF_A_DCM(dtstdc) +GEN_DFP_BF_A_DCM(dtstdcq) +GEN_DFP_BF_A_DCM(dtstdg) +GEN_DFP_BF_A_DCM(dtstdgq) +GEN_DFP_BF_A_B(dtstex) +GEN_DFP_BF_A_B(dtstexq) +GEN_DFP_BF_A_B(dtstsf) +GEN_DFP_BF_A_B(dtstsfq) +GEN_DFP_BF_I_B(dtstsfi) +GEN_DFP_BF_I_B(dtstsfiq) +GEN_DFP_T_B_U32_U32_Rc(dquai, SIMM5, RMC) +GEN_DFP_T_B_U32_U32_Rc(dquaiq, SIMM5, RMC) +GEN_DFP_T_A_B_I32_Rc(dqua, RMC) +GEN_DFP_T_A_B_I32_Rc(dquaq, RMC) +GEN_DFP_T_A_B_I32_Rc(drrnd, RMC) +GEN_DFP_T_A_B_I32_Rc(drrndq, RMC) +GEN_DFP_T_B_U32_U32_Rc(drintx, FPW, RMC) +GEN_DFP_T_B_U32_U32_Rc(drintxq, FPW, RMC) +GEN_DFP_T_B_U32_U32_Rc(drintn, FPW, RMC) +GEN_DFP_T_B_U32_U32_Rc(drintnq, FPW, RMC) +GEN_DFP_T_B_Rc(dctdp) +GEN_DFP_T_B_Rc(dctqpq) +GEN_DFP_T_B_Rc(drsp) +GEN_DFP_T_B_Rc(drdpq) +GEN_DFP_T_B_Rc(dcffix) +GEN_DFP_T_B_Rc(dcffixq) +GEN_DFP_T_B_Rc(dctfix) +GEN_DFP_T_B_Rc(dctfixq) +GEN_DFP_T_FPR_I32_Rc(ddedpd, rB, SP) +GEN_DFP_T_FPR_I32_Rc(ddedpdq, rB, SP) +GEN_DFP_T_FPR_I32_Rc(denbcd, rB, SP) +GEN_DFP_T_FPR_I32_Rc(denbcdq, rB, SP) +GEN_DFP_T_B_Rc(dxex) +GEN_DFP_T_B_Rc(dxexq) +GEN_DFP_T_A_B_Rc(diex) +GEN_DFP_T_A_B_Rc(diexq) +GEN_DFP_T_FPR_I32_Rc(dscli, rA, DCM) +GEN_DFP_T_FPR_I32_Rc(dscliq, rA, DCM) +GEN_DFP_T_FPR_I32_Rc(dscri, rA, DCM) +GEN_DFP_T_FPR_I32_Rc(dscriq, rA, DCM) + +#undef GEN_DFP_T_A_B_Rc +#undef GEN_DFP_BF_A_B +#undef GEN_DFP_BF_A_DCM +#undef GEN_DFP_T_B_U32_U32_Rc +#undef GEN_DFP_T_A_B_I32_Rc +#undef GEN_DFP_T_B_Rc +#undef GEN_DFP_T_FPR_I32_Rc |