target-sparc: Remove helper_ldf_asi, helper_stf_asi

We've now implemented all fp asis inline, except for the no-fault
memory reads.  The latter can be passed directly to helper_ld_asi.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Signed-off-by: Richard Henderson <rth@twiddle.net>

1 files changed, 32 insertions, 16 deletions

diff --git a/target-sparc/translate.c b/target-sparc/translate.c
index cee1e5c3af..2cf9f835a6 100644
--- a/target-sparc/translate.c
+++ b/target-sparc/translate.c
@@ -2400,13 +2400,36 @@ static void gen_ldf_asi(DisasContext *dc, TCGv addr,
     default:
         {
             TCGv_i32 r_asi = tcg_const_i32(da.asi);
-            TCGv_i32 r_size = tcg_const_i32(size);
-            TCGv_i32 r_rd = tcg_const_i32(rd);
+            TCGv_i32 r_mop = tcg_const_i32(da.memop);
 
             save_state(dc);
-            gen_helper_ldf_asi(cpu_env, addr, r_asi, r_size, r_rd);
-            tcg_temp_free_i32(r_rd);
-            tcg_temp_free_i32(r_size);
+            /* According to the table in the UA2011 manual, the only
+               other asis that are valid for ldfa/lddfa/ldqfa are
+               the NO_FAULT asis.  We still need a helper for these,
+               but we can just use the integer asi helper for them.  */
+            switch (size) {
+            case 4:
+                {
+                    TCGv d64 = tcg_temp_new_i64();
+                    gen_helper_ld_asi(d64, cpu_env, addr, r_asi, r_mop);
+                    d32 = gen_dest_fpr_F(dc);
+                    tcg_gen_extrl_i64_i32(d32, d64);
+                    tcg_temp_free_i64(d64);
+                    gen_store_fpr_F(dc, rd, d32);
+                }
+                break;
+            case 8:
+                gen_helper_ld_asi(cpu_fpr[rd / 2], cpu_env, addr, r_asi, r_mop);
+                break;
+            case 16:
+                gen_helper_ld_asi(cpu_fpr[rd / 2], cpu_env, addr, r_asi, r_mop);
+                tcg_gen_addi_tl(addr, addr, 8);
+                gen_helper_ld_asi(cpu_fpr[rd/2+1], cpu_env, addr, r_asi, r_mop);
+                break;
+            default:
+                g_assert_not_reached();
+            }
+            tcg_temp_free_i32(r_mop);
             tcg_temp_free_i32(r_asi);
         }
         break;
@@ -2478,17 +2501,10 @@ static void gen_stf_asi(DisasContext *dc, TCGv addr,
         break;
 
     default:
-        {
-            TCGv_i32 r_asi = tcg_const_i32(da.asi);
-            TCGv_i32 r_size = tcg_const_i32(size);
-            TCGv_i32 r_rd = tcg_const_i32(rd);
-
-            save_state(dc);
-            gen_helper_stf_asi(cpu_env, addr, r_asi, r_size, r_rd);
-            tcg_temp_free_i32(r_rd);
-            tcg_temp_free_i32(r_size);
-            tcg_temp_free_i32(r_asi);
-        }
+        /* According to the table in the UA2011 manual, the only
+           other asis that are valid for ldfa/lddfa/ldqfa are
+           the PST* asis, which aren't currently handled.  */
+        gen_exception(dc, TT_ILL_INSN);
         break;
     }
 }