From 232f979babccd6dfac40a54ee33521e652a0577c Mon Sep 17 00:00:00 2001
From: Luis Pires <luis.pires@eldorado.org.br>
Date: Wed, 2 Mar 2022 06:51:36 +0100
Subject: [PATCH 16/21] target/ppc: Introduce TRANS*FLAGS macros
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New macros that add FLAGS and FLAGS2 checking were added for
both TRANS and TRANS64.

Upstream-Status: Backport
[https://git.qemu.org/?p=qemu.git;a=commit;h=19f0862dd8fa6510b2f5b3aff4859363602cd0cf]

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Luis Pires <luis.pires@eldorado.org.br>
[ferst: - TRANS_FLAGS2 instead of TRANS_FLAGS_E
        - Use the new macros in load/store vector insns ]
Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Message-Id: <20220225210936.1749575-2-matheus.ferst@eldorado.org.br>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Xiangyu Chen <xiangyu.chen@windriver.com>
---
 target/ppc/translate.c              | 19 +++++++++++++++
 target/ppc/translate/vsx-impl.c.inc | 37 ++++++++++-------------------
 2 files changed, 31 insertions(+), 25 deletions(-)

diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index 9960df6e18..c12abc32f6 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -7377,10 +7377,29 @@ static int times_16(DisasContext *ctx, int x)
 #define TRANS(NAME, FUNC, ...) \
     static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
     { return FUNC(ctx, a, __VA_ARGS__); }
+#define TRANS_FLAGS(FLAGS, NAME, FUNC, ...) \
+    static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
+    {                                                          \
+        REQUIRE_INSNS_FLAGS(ctx, FLAGS);                       \
+        return FUNC(ctx, a, __VA_ARGS__);                      \
+    }
+#define TRANS_FLAGS2(FLAGS2, NAME, FUNC, ...) \
+    static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
+    {                                                          \
+        REQUIRE_INSNS_FLAGS2(ctx, FLAGS2);                     \
+        return FUNC(ctx, a, __VA_ARGS__);                      \
+    }
 
 #define TRANS64(NAME, FUNC, ...) \
     static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
     { REQUIRE_64BIT(ctx); return FUNC(ctx, a, __VA_ARGS__); }
+#define TRANS64_FLAGS2(FLAGS2, NAME, FUNC, ...) \
+    static bool trans_##NAME(DisasContext *ctx, arg_##NAME *a) \
+    {                                                          \
+        REQUIRE_64BIT(ctx);                                    \
+        REQUIRE_INSNS_FLAGS2(ctx, FLAGS2);                     \
+        return FUNC(ctx, a, __VA_ARGS__);                      \
+    }
 
 /* TODO: More TRANS* helpers for extra insn_flags checks. */
 
diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc
index c08185e857..99c8a57e50 100644
--- a/target/ppc/translate/vsx-impl.c.inc
+++ b/target/ppc/translate/vsx-impl.c.inc
@@ -2070,12 +2070,6 @@ static bool do_lstxv(DisasContext *ctx, int ra, TCGv displ,
 
 static bool do_lstxv_D(DisasContext *ctx, arg_D *a, bool store, bool paired)
 {
-    if (paired) {
-        REQUIRE_INSNS_FLAGS2(ctx, ISA310);
-    } else {
-        REQUIRE_INSNS_FLAGS2(ctx, ISA300);
-    }
-
     if (paired || a->rt >= 32) {
         REQUIRE_VSX(ctx);
     } else {
@@ -2089,7 +2083,6 @@ static bool do_lstxv_PLS_D(DisasContext *ctx, arg_PLS_D *a,
                            bool store, bool paired)
 {
     arg_D d;
-    REQUIRE_INSNS_FLAGS2(ctx, ISA310);
     REQUIRE_VSX(ctx);
 
     if (!resolve_PLS_D(ctx, &d, a)) {
@@ -2101,12 +2094,6 @@ static bool do_lstxv_PLS_D(DisasContext *ctx, arg_PLS_D *a,
 
 static bool do_lstxv_X(DisasContext *ctx, arg_X *a, bool store, bool paired)
 {
-    if (paired) {
-        REQUIRE_INSNS_FLAGS2(ctx, ISA310);
-    } else {
-        REQUIRE_INSNS_FLAGS2(ctx, ISA300);
-    }
-
     if (paired || a->rt >= 32) {
         REQUIRE_VSX(ctx);
     } else {
@@ -2116,18 +2103,18 @@ static bool do_lstxv_X(DisasContext *ctx, arg_X *a, bool store, bool paired)
     return do_lstxv(ctx, a->ra, cpu_gpr[a->rb], a->rt, store, paired);
 }
 
-TRANS(STXV, do_lstxv_D, true, false)
-TRANS(LXV, do_lstxv_D, false, false)
-TRANS(STXVP, do_lstxv_D, true, true)
-TRANS(LXVP, do_lstxv_D, false, true)
-TRANS(STXVX, do_lstxv_X, true, false)
-TRANS(LXVX, do_lstxv_X, false, false)
-TRANS(STXVPX, do_lstxv_X, true, true)
-TRANS(LXVPX, do_lstxv_X, false, true)
-TRANS64(PSTXV, do_lstxv_PLS_D, true, false)
-TRANS64(PLXV, do_lstxv_PLS_D, false, false)
-TRANS64(PSTXVP, do_lstxv_PLS_D, true, true)
-TRANS64(PLXVP, do_lstxv_PLS_D, false, true)
+TRANS_FLAGS2(ISA300, STXV, do_lstxv_D, true, false)
+TRANS_FLAGS2(ISA300, LXV, do_lstxv_D, false, false)
+TRANS_FLAGS2(ISA310, STXVP, do_lstxv_D, true, true)
+TRANS_FLAGS2(ISA310, LXVP, do_lstxv_D, false, true)
+TRANS_FLAGS2(ISA300, STXVX, do_lstxv_X, true, false)
+TRANS_FLAGS2(ISA300, LXVX, do_lstxv_X, false, false)
+TRANS_FLAGS2(ISA310, STXVPX, do_lstxv_X, true, true)
+TRANS_FLAGS2(ISA310, LXVPX, do_lstxv_X, false, true)
+TRANS64_FLAGS2(ISA310, PSTXV, do_lstxv_PLS_D, true, false)
+TRANS64_FLAGS2(ISA310, PLXV, do_lstxv_PLS_D, false, false)
+TRANS64_FLAGS2(ISA310, PSTXVP, do_lstxv_PLS_D, true, true)
+TRANS64_FLAGS2(ISA310, PLXVP, do_lstxv_PLS_D, false, true)
 
 static void gen_xxblendv_vec(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec b,
                              TCGv_vec c)
-- 
2.17.1

