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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-10-10 14:05:16 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-10-25 01:01:13 -0700 |
| commit | afb043448bf563b3720b55cf494fad943c0aad35 (patch) | |
| tree | a4d0e5db85aa635d5a90e4259850be2d800eef8b /target/sparc | |
| parent | e06c9f83c6e9d1fdad371fa5aa41eaa6fa7f8f67 (diff) | |
| download | qemu-afb043448bf563b3720b55cf494fad943c0aad35.zip qemu-afb043448bf563b3720b55cf494fad943c0aad35.tar.gz qemu-afb043448bf563b3720b55cf494fad943c0aad35.tar.bz2 | |
target/sparc: Move PDIST to decodetree
Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/sparc')
| -rw-r--r-- | target/sparc/insns.decode | 1 | ||||
| -rw-r--r-- | target/sparc/translate.c | 41 |
2 files changed, 23 insertions, 19 deletions
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode index 0e29629..42d740a 100644 --- a/target/sparc/insns.decode +++ b/target/sparc/insns.decode @@ -277,6 +277,7 @@ 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 + PDIST 10 ..... 110110 ..... 0 0011 1110 ..... @r_r_r FPMERGE 10 ..... 110110 ..... 0 0100 1011 ..... @r_r_r FEXPAND 10 ..... 110110 ..... 0 0100 1101 ..... @r_r_r diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 35fdcfe..40ef395 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -72,6 +72,7 @@ # define gen_helper_fmuld8sux16 ({ qemu_build_not_reached(); NULL; }) # define gen_helper_fmuld8ulx16 ({ qemu_build_not_reached(); NULL; }) # define gen_helper_fpmerge ({ qemu_build_not_reached(); NULL; }) +# define gen_helper_pdist ({ qemu_build_not_reached(); NULL; }) # define FSR_LDXFSR_MASK 0 # define FSR_LDXFSR_OLDMASK 0 # define MAXTL_MASK 0 @@ -1680,21 +1681,6 @@ static void gen_gsr_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2, gen_store_fpr_D(dc, rd, dst); } - -static void gen_ne_fop_DDDD(DisasContext *dc, int rd, int rs1, int rs2, - void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64)) -{ - TCGv_i64 dst, src0, src1, src2; - - src1 = gen_load_fpr_D(dc, rs1); - src2 = gen_load_fpr_D(dc, rs2); - src0 = gen_load_fpr_D(dc, rd); - dst = gen_dest_fpr_D(dc, rd); - - gen(dst, src0, src1, src2); - - gen_store_fpr_D(dc, rd, dst); -} #endif static void gen_fop_QQ(DisasContext *dc, int rd, int rs, @@ -4903,6 +4889,26 @@ 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) +static bool do_dddd(DisasContext *dc, arg_r_r_r *a, + void (*func)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64)) +{ + TCGv_i64 dst, src0, src1, src2; + + if (gen_trap_ifnofpu(dc)) { + return true; + } + + dst = gen_dest_fpr_D(dc, a->rd); + src0 = gen_load_fpr_D(dc, a->rd); + src1 = gen_load_fpr_D(dc, a->rs1); + src2 = gen_load_fpr_D(dc, a->rs2); + func(dst, src0, src1, src2); + gen_store_fpr_D(dc, a->rd, dst); + return advance_pc(dc); +} + +TRANS(PDIST, VIS1, do_dddd, a, gen_helper_pdist) + #define CHECK_IU_FEATURE(dc, FEATURE) \ if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \ goto illegal_insn; @@ -5312,6 +5318,7 @@ static void disas_sparc_legacy(DisasContext *dc, unsigned int insn) case 0x039: /* VIS I fmuld8ulx16 */ case 0x04b: /* VIS I fpmerge */ case 0x04d: /* VIS I fexpand */ + case 0x03e: /* VIS I pdist */ g_assert_not_reached(); /* in decodetree */ case 0x020: /* VIS I fcmple16 */ CHECK_FPU_FEATURE(dc, VIS1); @@ -5387,10 +5394,6 @@ 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 0x03e: /* VIS I pdist */ - CHECK_FPU_FEATURE(dc, VIS1); - gen_ne_fop_DDDD(dc, rd, rs1, rs2, gen_helper_pdist); - break; case 0x048: /* VIS I faligndata */ CHECK_FPU_FEATURE(dc, VIS1); gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_faligndata); |