diff mbox series

[RESEND,09/11] target/ppc: Move slbfee to decodetree

Message ID 20220701133507.740619-10-lucas.coutinho@eldorado.org.br (mailing list archive)
State New, archived
Headers show
Series target/ppc: Implement slbiag move slb* to decodetree | expand

Commit Message

Lucas Coutinho July 1, 2022, 1:35 p.m. UTC 
Reviewed-by: Leandro Lupori <leandro.lupori@eldorado.org.br>
Signed-off-by: Lucas Coutinho <lucas.coutinho@eldorado.org.br>
---
 target/ppc/helper.h                          |  2 +-
 target/ppc/insn32.decode                     |  2 ++
 target/ppc/mmu-hash64.c                      |  2 +-
 target/ppc/translate.c                       | 26 ---------------
 target/ppc/translate/storage-ctrl-impl.c.inc | 34 ++++++++++++++++++++
 5 files changed, 38 insertions(+), 28 deletions(-)
diff mbox series

Patch

diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index 848665a4f4..649b2a9c58 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -693,7 +693,7 @@  DEF_HELPER_FLAGS_4(tlbie_isa300, TCG_CALL_NO_WG, void, \
 DEF_HELPER_FLAGS_3(SLBMTE, TCG_CALL_NO_RWG, void, env, tl, tl)
 DEF_HELPER_2(SLBMFEE, tl, env, tl)
 DEF_HELPER_2(SLBMFEV, tl, env, tl)
-DEF_HELPER_2(find_slb_vsid, tl, env, tl)
+DEF_HELPER_2(SLBFEE, tl, env, tl)
 DEF_HELPER_FLAGS_2(SLBIA, TCG_CALL_NO_RWG, void, env, i32)
 DEF_HELPER_FLAGS_2(SLBIE, TCG_CALL_NO_RWG, void, env, tl)
 DEF_HELPER_FLAGS_2(SLBIEG, TCG_CALL_NO_RWG, void, env, tl)
diff --git a/target/ppc/insn32.decode b/target/ppc/insn32.decode
index 0797a19896..a28d31e123 100644
--- a/target/ppc/insn32.decode
+++ b/target/ppc/insn32.decode
@@ -828,6 +828,8 @@  SLBMTE          011111 ..... ----- ..... 0110010010 -   @X_tb
 SLBMFEV         011111 ..... ----- ..... 1101010011 -   @X_tb
 SLBMFEE         011111 ..... ----- ..... 1110010011 -   @X_tb
 
+SLBFEE          011111 ..... ----- ..... 1111010011 1   @X_tb
+
 ## TLB Management Instructions
 
 &X_tlbie        rb rs ric prs:bool r:bool
diff --git a/target/ppc/mmu-hash64.c b/target/ppc/mmu-hash64.c
index 5d73d64436..7ec7a67a78 100644
--- a/target/ppc/mmu-hash64.c
+++ b/target/ppc/mmu-hash64.c
@@ -331,7 +331,7 @@  target_ulong helper_SLBMFEE(CPUPPCState *env, target_ulong rb)
     return rt;
 }
 
-target_ulong helper_find_slb_vsid(CPUPPCState *env, target_ulong rb)
+target_ulong helper_SLBFEE(CPUPPCState *env, target_ulong rb)
 {
     PowerPCCPU *cpu = env_archcpu(env);
     target_ulong rt = 0;
diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index eadf4ca1b7..150318d70e 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -5351,31 +5351,6 @@  static void gen_mtsrin_64b(DisasContext *ctx)
 #endif /* defined(CONFIG_USER_ONLY) */
 }
 
-
-static void gen_slbfee_(DisasContext *ctx)
-{
-#if defined(CONFIG_USER_ONLY)
-    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
-#else
-    TCGLabel *l1, *l2;
-
-    if (unlikely(ctx->pr)) {
-        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
-        return;
-    }
-    gen_helper_find_slb_vsid(cpu_gpr[rS(ctx->opcode)], cpu_env,
-                             cpu_gpr[rB(ctx->opcode)]);
-    l1 = gen_new_label();
-    l2 = gen_new_label();
-    tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so);
-    tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rS(ctx->opcode)], -1, l1);
-    tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], CRF_EQ);
-    tcg_gen_br(l2);
-    gen_set_label(l1);
-    tcg_gen_movi_tl(cpu_gpr[rS(ctx->opcode)], 0);
-    gen_set_label(l2);
-#endif
-}
 #endif /* defined(TARGET_PPC64) */
 
 /***                      Lookaside buffer management                      ***/
@@ -6821,7 +6796,6 @@  GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B),
 GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001,
              PPC_SEGMENT_64B),
-GEN_HANDLER2(slbfee_, "slbfee.", 0x1F, 0x13, 0x1E, 0x001F0000, PPC_SEGMENT_64B),
 #endif
 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA),
 /*
diff --git a/target/ppc/translate/storage-ctrl-impl.c.inc b/target/ppc/translate/storage-ctrl-impl.c.inc
index b169bd6317..260bce35ac 100644
--- a/target/ppc/translate/storage-ctrl-impl.c.inc
+++ b/target/ppc/translate/storage-ctrl-impl.c.inc
@@ -105,6 +105,40 @@  static bool trans_SLBMFEE(DisasContext *ctx, arg_SLBMFEE *a)
     return true;
 }
 
+static bool trans_SLBFEE(DisasContext *ctx, arg_SLBFEE *a)
+{
+    REQUIRE_64BIT(ctx);
+    REQUIRE_INSNS_FLAGS(ctx, SEGMENT_64B);
+
+#if defined(CONFIG_USER_ONLY)
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
+#else
+
+#if defined(TARGET_PPC64)
+    TCGLabel *l1, *l2;
+
+    if (unlikely(ctx->pr)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
+        return true;
+    }
+    gen_helper_SLBFEE(cpu_gpr[a->rt], cpu_env,
+                             cpu_gpr[a->rb]);
+    l1 = gen_new_label();
+    l2 = gen_new_label();
+    tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_so);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[a->rt], -1, l1);
+    tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], CRF_EQ);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_movi_tl(cpu_gpr[a->rt], 0);
+    gen_set_label(l2);
+#else
+    qemu_build_not_reached();
+#endif
+#endif
+    return true;
+}
+
 static bool do_tlbie(DisasContext *ctx, arg_X_tlbie *a, bool local)
 {
 #if defined(CONFIG_USER_ONLY)