[v1] target/sparc: Implement VIS4

[PATCH 35/41] target/sparc: Implement 8-bit FPADD, FPADDS, and FPADDUS

Posted by Richard Henderson 8 months, 4 weeks ago

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/translate.c  | 11 +++++++++++
 target/sparc/insns.decode |  9 +++++++++
 2 files changed, 20 insertions(+)

diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 8e67d9023d..cb5d8c27ae 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -5017,17 +5017,28 @@ static bool do_gvec_ddd(DisasContext *dc, arg_r_r_r *a, MemOp vece,
     return advance_pc(dc);
 }
 
+TRANS(FPADD8, VIS4, do_gvec_ddd, a, MO_8, tcg_gen_gvec_add)
 TRANS(FPADD16, VIS1, do_gvec_ddd, a, MO_16, tcg_gen_gvec_add)
 TRANS(FPADD32, VIS1, do_gvec_ddd, a, MO_32, tcg_gen_gvec_add)
+
+TRANS(FPSUB8, VIS4, do_gvec_ddd, a, MO_8, tcg_gen_gvec_sub)
 TRANS(FPSUB16, VIS1, do_gvec_ddd, a, MO_16, tcg_gen_gvec_sub)
 TRANS(FPSUB32, VIS1, do_gvec_ddd, a, MO_32, tcg_gen_gvec_sub)
+
 TRANS(FCHKSM16, VIS3, do_gvec_ddd, a, MO_16, gen_op_fchksm16)
 TRANS(FMEAN16, VIS3, do_gvec_ddd, a, MO_16, gen_op_fmean16)
 
+TRANS(FPADDS8, VIS4, do_gvec_ddd, a, MO_8, tcg_gen_gvec_ssadd)
 TRANS(FPADDS16, VIS3, do_gvec_ddd, a, MO_16, tcg_gen_gvec_ssadd)
 TRANS(FPADDS32, VIS3, do_gvec_ddd, a, MO_32, tcg_gen_gvec_ssadd)
+TRANS(FPADDUS8, VIS4, do_gvec_ddd, a, MO_8, tcg_gen_gvec_usadd)
+TRANS(FPADDUS16, VIS4, do_gvec_ddd, a, MO_16, tcg_gen_gvec_usadd)
+
+TRANS(FPSUBS8, VIS4, do_gvec_ddd, a, MO_8, tcg_gen_gvec_sssub)
 TRANS(FPSUBS16, VIS3, do_gvec_ddd, a, MO_16, tcg_gen_gvec_sssub)
 TRANS(FPSUBS32, VIS3, do_gvec_ddd, a, MO_32, tcg_gen_gvec_sssub)
+TRANS(FPSUBUS8, VIS4, do_gvec_ddd, a, MO_8, tcg_gen_gvec_ussub)
+TRANS(FPSUBUS16, VIS4, do_gvec_ddd, a, MO_16, tcg_gen_gvec_ussub)
 
 TRANS(FSLL16, VIS3, do_gvec_ddd, a, MO_16, tcg_gen_gvec_shlv)
 TRANS(FSLL32, VIS3, do_gvec_ddd, a, MO_32, tcg_gen_gvec_shlv)
diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index 7833437f6c..52bacff126 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -509,6 +509,15 @@ FCMPEq      10 000 cc:2 110101 .....  0 0101 0111 .....    \
     MOVdTOx     10 ..... 110110 00000 1 0001 0000 .....    @r_d2
     MOVxTOd     10 ..... 110110 00000 1 0001 1000 .....    @d_r2
 
+    FPADD8      10 ..... 110110 ..... 1 0010 0100 .....    @d_d_d
+    FPADDS8     10 ..... 110110 ..... 1 0010 0110 .....    @d_d_d
+    FPADDUS8    10 ..... 110110 ..... 1 0010 0111 .....    @d_d_d
+    FPADDUS16   10 ..... 110110 ..... 1 0010 0011 .....    @d_d_d
+    FPSUB8      10 ..... 110110 ..... 1 0101 0100 .....    @d_d_d
+    FPSUBS8     10 ..... 110110 ..... 1 0101 0110 .....    @d_d_d
+    FPSUBUS8    10 ..... 110110 ..... 1 0101 0111 .....    @d_d_d
+    FPSUBUS16   10 ..... 110110 ..... 1 0101 0011 .....    @d_d_d
+
     FLCMPs      10 000 cc:2 110110 rs1:5 1 0101 0001 rs2:5
     FLCMPd      10 000 cc:2 110110 ..... 1 0101 0010 ..... \
                 rs1=%dfp_rs1 rs2=%dfp_rs2
-- 
2.34.1

Re: [PATCH 35/41] target/sparc: Implement 8-bit FPADD, FPADDS, and FPADDUS

Posted by Philippe Mathieu-Daudé 6 months, 2 weeks ago

On 2/3/24 06:15, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   target/sparc/translate.c  | 11 +++++++++++
>   target/sparc/insns.decode |  9 +++++++++
>   2 files changed, 20 insertions(+)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>