diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/sparc/insns.decode | 3 | ||||
| -rw-r--r-- | target/sparc/translate.c | 101 |
2 files changed, 55 insertions, 49 deletions
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode index 42d740a..bc44902 100644 --- a/target/sparc/insns.decode +++ b/target/sparc/insns.decode @@ -277,9 +277,12 @@ FABSd 10 ..... 110100 00000 0 0000 1010 ..... @r_r2 FMUL8ULx16 10 ..... 110110 ..... 0 0011 0111 ..... @r_r_r FMULD8SUx16 10 ..... 110110 ..... 0 0011 1000 ..... @r_r_r FMULD8ULx16 10 ..... 110110 ..... 0 0011 1001 ..... @r_r_r + FPACK32 10 ..... 110110 ..... 0 0011 1010 ..... @r_r_r PDIST 10 ..... 110110 ..... 0 0011 1110 ..... @r_r_r + FALIGNDATAg 10 ..... 110110 ..... 0 0100 1000 ..... @r_r_r FPMERGE 10 ..... 110110 ..... 0 0100 1011 ..... @r_r_r + BSHUFFLE 10 ..... 110110 ..... 0 0100 1100 ..... @r_r_r FEXPAND 10 ..... 110110 ..... 0 0100 1101 ..... @r_r_r FSRCd 10 ..... 110110 ..... 0 0111 0100 00000 @r_r1 # FSRC1d diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 40ef395..197c0be 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -752,6 +752,51 @@ static void gen_op_array32(TCGv dst, TCGv src1, TCGv src2) tcg_gen_shli_tl(dst, dst, 2); } +static void gen_op_fpack32(TCGv_i64 dst, TCGv_i64 src1, TCGv_i64 src2) +{ +#ifdef TARGET_SPARC64 + gen_helper_fpack32(dst, cpu_gsr, src1, src2); +#else + g_assert_not_reached(); +#endif +} + +static void gen_op_faligndata(TCGv_i64 dst, TCGv_i64 s1, TCGv_i64 s2) +{ +#ifdef TARGET_SPARC64 + TCGv t1, t2, shift; + + t1 = tcg_temp_new(); + t2 = tcg_temp_new(); + shift = tcg_temp_new(); + + tcg_gen_andi_tl(shift, cpu_gsr, 7); + tcg_gen_shli_tl(shift, shift, 3); + tcg_gen_shl_tl(t1, s1, shift); + + /* + * A shift of 64 does not produce 0 in TCG. Divide this into a + * shift of (up to 63) followed by a constant shift of 1. + */ + tcg_gen_xori_tl(shift, shift, 63); + tcg_gen_shr_tl(t2, s2, shift); + tcg_gen_shri_tl(t2, t2, 1); + + tcg_gen_or_tl(dst, t1, t2); +#else + g_assert_not_reached(); +#endif +} + +static void gen_op_bshuffle(TCGv_i64 dst, TCGv_i64 src1, TCGv_i64 src2) +{ +#ifdef TARGET_SPARC64 + gen_helper_bshuffle(dst, cpu_gsr, src1, src2); +#else + g_assert_not_reached(); +#endif +} + // 1 static void gen_op_eval_ba(TCGv dst) { @@ -1667,22 +1712,6 @@ static void gen_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2, gen_store_fpr_D(dc, rd, dst); } -#ifdef TARGET_SPARC64 -static void gen_gsr_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2, - void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64)) -{ - TCGv_i64 dst, src1, src2; - - src1 = gen_load_fpr_D(dc, rs1); - src2 = gen_load_fpr_D(dc, rs2); - dst = gen_dest_fpr_D(dc, rd); - - gen(dst, cpu_gsr, src1, src2); - - gen_store_fpr_D(dc, rd, dst); -} -#endif - static void gen_fop_QQ(DisasContext *dc, int rd, int rs, void (*gen)(TCGv_ptr)) { @@ -2720,27 +2749,6 @@ static void gen_load_trap_state_at_tl(TCGv_ptr r_tsptr) tcg_gen_add_ptr(r_tsptr, r_tsptr, r_tl_tmp); } } - -static void gen_faligndata(TCGv dst, TCGv gsr, TCGv s1, TCGv s2) -{ - TCGv t1, t2, shift; - - t1 = tcg_temp_new(); - t2 = tcg_temp_new(); - shift = tcg_temp_new(); - - tcg_gen_andi_tl(shift, gsr, 7); - tcg_gen_shli_tl(shift, shift, 3); - tcg_gen_shl_tl(t1, s1, shift); - - /* A shift of 64 does not produce 0 in TCG. Divide this into a - shift of (up to 63) followed by a constant shift of 1. */ - tcg_gen_xori_tl(shift, shift, 63); - tcg_gen_shr_tl(t2, s2, shift); - tcg_gen_shri_tl(t2, t2, 1); - - tcg_gen_or_tl(dst, t1, t2); -} #endif static int extract_dfpreg(DisasContext *dc, int x) @@ -4889,6 +4897,10 @@ TRANS(FXNORd, VIS1, do_ddd, a, tcg_gen_eqv_i64) TRANS(FORNOTd, VIS1, do_ddd, a, tcg_gen_orc_i64) TRANS(FORd, VIS1, do_ddd, a, tcg_gen_or_i64) +TRANS(FPACK32, VIS1, do_ddd, a, gen_op_fpack32) +TRANS(FALIGNDATAg, VIS1, do_ddd, a, gen_op_faligndata) +TRANS(BSHUFFLE, VIS2, do_ddd, a, gen_op_bshuffle) + static bool do_dddd(DisasContext *dc, arg_r_r_r *a, void (*func)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64)) { @@ -5319,6 +5331,9 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) case 0x04b: /* VIS I fpmerge */ case 0x04d: /* VIS I fexpand */ case 0x03e: /* VIS I pdist */ + case 0x03a: /* VIS I fpack32 */ + case 0x048: /* VIS I faligndata */ + case 0x04c: /* VIS II bshuffle */ g_assert_not_reached(); /* in decodetree */ case 0x020: /* VIS I fcmple16 */ CHECK_FPU_FEATURE(dc, VIS1); @@ -5376,10 +5391,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) gen_helper_fcmpeq32(cpu_dst, cpu_src1_64, cpu_src2_64); gen_store_gpr(dc, rd, cpu_dst); break; - case 0x03a: /* VIS I fpack32 */ - CHECK_FPU_FEATURE(dc, VIS1); - gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpack32); - break; case 0x03b: /* VIS I fpack16 */ CHECK_FPU_FEATURE(dc, VIS1); cpu_src1_64 = gen_load_fpr_D(dc, rs2); @@ -5394,14 +5405,6 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) gen_helper_fpackfix(cpu_dst_32, cpu_gsr, cpu_src1_64); gen_store_fpr_F(dc, rd, cpu_dst_32); break; - case 0x048: /* VIS I faligndata */ - CHECK_FPU_FEATURE(dc, VIS1); - gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_faligndata); - break; - case 0x04c: /* VIS II bshuffle */ - CHECK_FPU_FEATURE(dc, VIS2); - gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_helper_bshuffle); - break; case 0x060: /* VIS I fzero */ CHECK_FPU_FEATURE(dc, VIS1); cpu_dst_64 = gen_dest_fpr_D(dc, rd); |