diff mbox series

[v5,75/94] target/sparc: Move gen_fop_DD insns to decodetree

Message ID 20231022232932.80507-76-richard.henderson@linaro.org
State Superseded
Headers show
Series target/sparc: Convert to decodetree | expand

Commit Message

Richard Henderson Oct. 22, 2023, 11:29 p.m. UTC 
Move FSQRTd, FxTOd, FdTOx.

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>
---
 target/sparc/insns.decode |  3 +++
 target/sparc/translate.c  | 50 +++++++++++++++++++++------------------
 2 files changed, 30 insertions(+), 23 deletions(-)
diff mbox series

Patch

diff --git a/target/sparc/insns.decode b/target/sparc/insns.decode
index 85464285b7..1d766fab21 100644
--- a/target/sparc/insns.decode
+++ b/target/sparc/insns.decode
@@ -246,6 +246,9 @@  FNEGd       10 ..... 110100 00000 0 0000 0110 .....        @r_r2
 FABSs       10 ..... 110100 00000 0 0000 1001 .....        @r_r2
 FABSd       10 ..... 110100 00000 0 0000 1010 .....        @r_r2
 FSQRTs      10 ..... 110100 00000 0 0010 1001 .....        @r_r2
+FSQRTd      10 ..... 110100 00000 0 0010 1010 .....        @r_r2
+FdTOx       10 ..... 110100 00000 0 1000 0010 .....        @r_r2
+FxTOd       10 ..... 110100 00000 0 1000 1000 .....        @r_r2
 FiTOs       10 ..... 110100 00000 0 1100 0100 .....        @r_r2
 FsTOi       10 ..... 110100 00000 0 1101 0001 .....        @r_r2
 
diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index db964002b7..45da3e9dfc 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -63,6 +63,7 @@ 
 # define gen_helper_write_softint(E, S)         qemu_build_not_reached()
 # define gen_helper_wrpil(E, S)                 qemu_build_not_reached()
 # define gen_helper_wrpstate(E, S)              qemu_build_not_reached()
+# define gen_helper_fdtox                ({ qemu_build_not_reached(); NULL; })
 # define gen_helper_fexpand              ({ qemu_build_not_reached(); NULL; })
 # define gen_helper_fmul8sux16           ({ qemu_build_not_reached(); NULL; })
 # define gen_helper_fmul8ulx16           ({ qemu_build_not_reached(); NULL; })
@@ -72,6 +73,7 @@ 
 # 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_fxtod                ({ qemu_build_not_reached(); NULL; })
 # define gen_helper_pdist                ({ qemu_build_not_reached(); NULL; })
 # define FSR_LDXFSR_MASK                        0
 # define FSR_LDXFSR_OLDMASK                     0
@@ -1669,20 +1671,6 @@  static void gen_fop_FFF(DisasContext *dc, int rd, int rs1, int rs2,
     gen_store_fpr_F(dc, rd, dst);
 }
 
-static void gen_fop_DD(DisasContext *dc, int rd, int rs,
-                       void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64))
-{
-    TCGv_i64 dst, src;
-
-    src = gen_load_fpr_D(dc, rs);
-    dst = gen_dest_fpr_D(dc, rd);
-
-    gen(dst, tcg_env, src);
-    gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env);
-
-    gen_store_fpr_D(dc, rd, dst);
-}
-
 static void gen_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
                         void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64))
 {
@@ -4832,6 +4820,28 @@  TRANS(FABSd, 64, do_dd, a, gen_op_fabsd)
 TRANS(FSRCd, VIS1, do_dd, a, tcg_gen_mov_i64)
 TRANS(FNOTd, VIS1, do_dd, a, tcg_gen_not_i64)
 
+static bool do_env_dd(DisasContext *dc, arg_r_r *a,
+                      void (*func)(TCGv_i64, TCGv_env, TCGv_i64))
+{
+    TCGv_i64 dst, src;
+
+    if (gen_trap_ifnofpu(dc)) {
+        return true;
+    }
+
+    gen_op_clear_ieee_excp_and_FTT();
+    dst = gen_dest_fpr_D(dc, a->rd);
+    src = gen_load_fpr_D(dc, a->rs);
+    func(dst, tcg_env, src);
+    gen_helper_check_ieee_exceptions(cpu_fsr, tcg_env);
+    gen_store_fpr_D(dc, a->rd, dst);
+    return advance_pc(dc);
+}
+
+TRANS(FSQRTd, ALL, do_env_dd, a, gen_helper_fsqrtd)
+TRANS(FxTOd, 64, do_env_dd, a, gen_helper_fxtod)
+TRANS(FdTOx, 64, do_env_dd, a, gen_helper_fdtox)
+
 static bool do_fff(DisasContext *dc, arg_r_r_r *a,
                    void (*func)(TCGv_i32, TCGv_i32, TCGv_i32))
 {
@@ -4974,10 +4984,10 @@  static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                 case 0x29: /* fsqrts */
                 case 0xc4: /* fitos */
                 case 0xd1: /* fstoi */
-                    g_assert_not_reached(); /* in decodetree */
                 case 0x2a: /* fsqrtd */
-                    gen_fop_DD(dc, rd, rs2, gen_helper_fsqrtd);
-                    break;
+                case 0x82: /* V9 fdtox */
+                case 0x88: /* V9 fxtod */
+                    g_assert_not_reached(); /* in decodetree */
                 case 0x2b: /* fsqrtq */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_fop_QQ(dc, rd, rs2, gen_helper_fsqrtq);
@@ -5082,9 +5092,6 @@  static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                 case 0x81: /* V9 fstox */
                     gen_fop_DF(dc, rd, rs2, gen_helper_fstox);
                     break;
-                case 0x82: /* V9 fdtox */
-                    gen_fop_DD(dc, rd, rs2, gen_helper_fdtox);
-                    break;
                 case 0x83: /* V9 fqtox */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_fop_DQ(dc, rd, rs2, gen_helper_fqtox);
@@ -5092,9 +5099,6 @@  static void disas_sparc_legacy(DisasContext *dc, unsigned int insn)
                 case 0x84: /* V9 fxtos */
                     gen_fop_FD(dc, rd, rs2, gen_helper_fxtos);
                     break;
-                case 0x88: /* V9 fxtod */
-                    gen_fop_DD(dc, rd, rs2, gen_helper_fxtod);
-                    break;
                 case 0x8c: /* V9 fxtoq */
                     CHECK_FPU_FEATURE(dc, FLOAT128);
                     gen_ne_fop_QD(dc, rd, rs2, gen_helper_fxtoq);