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path: root/target-ppc/translate/dfp-impl.inc.c
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Diffstat (limited to 'target-ppc/translate/dfp-impl.inc.c')
-rw-r--r--target-ppc/translate/dfp-impl.inc.c232
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
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 18:43:44 +0000