[PATCH 68/76] target/sparc: Drop free_compare

[Richard Henderson]

Translators are no longer required to free tcg temporaries.
Remove the g1 and g2 members of DisasCompare, as they were
used to track which temps needed to be freed.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/sparc/translate.c | 32 --------------------------------
 1 file changed, 32 deletions(-)

diff --git a/target/sparc/translate.c b/target/sparc/translate.c
index 560fb32e28..f32f237051 100644
--- a/target/sparc/translate.c
+++ b/target/sparc/translate.c
@@ -93,7 +93,6 @@ typedef struct DisasContext {
 typedef struct {
     TCGCond cond;
     bool is_bool;
-    bool g1, g2;
     TCGv c1, c2;
 } DisasCompare;
 
@@ -1066,16 +1065,6 @@ static inline void gen_op_next_insn(void)
     tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
 }
 
-static void free_compare(DisasCompare *cmp)
-{
-    if (!cmp->g1) {
-        tcg_temp_free(cmp->c1);
-    }
-    if (!cmp->g2) {
-        tcg_temp_free(cmp->c2);
-    }
-}
-
 static void gen_compare(DisasCompare *cmp, bool xcc, unsigned int cond,
                         DisasContext *dc)
 {
@@ -1135,17 +1124,14 @@ static void gen_compare(DisasCompare *cmp, bool xcc, 
unsigned int cond,
         cmp->cond = logic_cond[cond];
     do_compare_dst_0:
         cmp->is_bool = false;
-        cmp->g2 = false;
         cmp->c2 = tcg_const_tl(0);
 #ifdef TARGET_SPARC64
         if (!xcc) {
-            cmp->g1 = false;
             cmp->c1 = tcg_temp_new();
             tcg_gen_ext32s_tl(cmp->c1, cpu_cc_dst);
             break;
         }
 #endif
-        cmp->g1 = true;
         cmp->c1 = cpu_cc_dst;
         break;
 
@@ -1167,7 +1153,6 @@ static void gen_compare(DisasCompare *cmp, bool xcc, 
unsigned int cond,
             if (!xcc) {
                 /* Note that sign-extension works for unsigned compares as
                    long as both operands are sign-extended.  */
-                cmp->g1 = cmp->g2 = false;
                 cmp->c1 = tcg_temp_new();
                 cmp->c2 = tcg_temp_new();
                 tcg_gen_ext32s_tl(cmp->c1, cpu_cc_src);
@@ -1175,7 +1160,6 @@ static void gen_compare(DisasCompare *cmp, bool xcc, 
unsigned int cond,
                 break;
             }
 #endif
-            cmp->g1 = cmp->g2 = true;
             cmp->c1 = cpu_cc_src;
             cmp->c2 = cpu_cc_src2;
             break;
@@ -1192,7 +1176,6 @@ static void gen_compare(DisasCompare *cmp, bool xcc, 
unsigned int cond,
         /* We're going to generate a boolean result.  */
         cmp->cond = TCG_COND_NE;
         cmp->is_bool = true;
-        cmp->g1 = cmp->g2 = false;
         cmp->c1 = r_dst = tcg_temp_new();
         cmp->c2 = tcg_const_tl(0);
 
@@ -1258,7 +1241,6 @@ static void gen_fcompare(DisasCompare *cmp, unsigned int 
cc, unsigned int cond)
     /* For now we still generate a straight boolean result.  */
     cmp->cond = TCG_COND_NE;
     cmp->is_bool = true;
-    cmp->g1 = cmp->g2 = false;
     cmp->c1 = r_dst = tcg_temp_new();
     cmp->c2 = tcg_const_tl(0);
 
@@ -1342,8 +1324,6 @@ static void gen_cond(TCGv r_dst, unsigned int cc, 
unsigned int cond,
     } else {
         tcg_gen_setcond_tl(cmp.cond, r_dst, cmp.c1, cmp.c2);
     }
-
-    free_compare(&cmp);
 }
 
 static void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
@@ -1357,8 +1337,6 @@ static void gen_fcond(TCGv r_dst, unsigned int cc, 
unsigned int cond)
     } else {
         tcg_gen_setcond_tl(cmp.cond, r_dst, cmp.c1, cmp.c2);
     }
-
-    free_compare(&cmp);
 }
 
 #ifdef TARGET_SPARC64
@@ -1378,8 +1356,6 @@ static void gen_compare_reg(DisasCompare *cmp, int cond, 
TCGv r_src)
 {
     cmp->cond = tcg_invert_cond(gen_tcg_cond_reg[cond]);
     cmp->is_bool = false;
-    cmp->g1 = true;
-    cmp->g2 = false;
     cmp->c1 = r_src;
     cmp->c2 = tcg_const_tl(0);
 }
@@ -1391,8 +1367,6 @@ static inline void gen_cond_reg(TCGv r_dst, int cond, 
TCGv r_src)
 
     /* The interface is to return a boolean in r_dst.  */
     tcg_gen_setcond_tl(cmp.cond, r_dst, cmp.c1, cmp.c2);
-
-    free_compare(&cmp);
 }
 #endif
 
@@ -3268,7 +3242,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned 
int insn)
                     l1 = gen_new_label();
                     tcg_gen_brcond_tl(tcg_invert_cond(cmp.cond),
                                       cmp.c1, cmp.c2, l1);
-                    free_compare(&cmp);
                 }
 
                 mask = ((dc->def->features & CPU_FEATURE_HYPV) && 
supervisor(dc)
@@ -3827,7 +3800,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned 
int insn)
                     cpu_src1 = get_src1(dc, insn);                 \
                     gen_compare_reg(&cmp, cond, cpu_src1);         \
                     gen_fmov##sz(dc, &cmp, rd, rs2);               \
-                    free_compare(&cmp);                            \
                 } while (0)
 
                 if ((xop & 0x11f) == 0x005) { /* V9 fmovsr */
@@ -3851,7 +3823,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned 
int insn)
                         cond = GET_FIELD_SP(insn, 14, 17);              \
                         gen_fcompare(&cmp, fcc, cond);                  \
                         gen_fmov##sz(dc, &cmp, rd, rs2);                \
-                        free_compare(&cmp);                             \
                     } while (0)
 
                     case 0x001: /* V9 fmovscc %fcc0 */
@@ -3901,7 +3872,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned 
int insn)
                         cond = GET_FIELD_SP(insn, 14, 17);              \
                         gen_compare(&cmp, xcc, cond, dc);               \
                         gen_fmov##sz(dc, &cmp, rd, rs2);                \
-                        free_compare(&cmp);                             \
                     } while (0)
 
                     case 0x101: /* V9 fmovscc %icc */
@@ -4713,7 +4683,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned 
int insn)
                             tcg_gen_movcond_tl(cmp.cond, dst,
                                                cmp.c1, cmp.c2,
                                                cpu_src2, dst);
-                            free_compare(&cmp);
                             gen_store_gpr(dc, rd, dst);
                             break;
                         }
@@ -4745,7 +4714,6 @@ static void disas_sparc_insn(DisasContext * dc, unsigned 
int insn)
                             tcg_gen_movcond_tl(cmp.cond, dst,
                                                cmp.c1, cmp.c2,
                                                cpu_src2, dst);
-                            free_compare(&cmp);
                             gen_store_gpr(dc, rd, dst);
                             break;
                         }
-- 
2.34.1