qemu-kvm/0032-tcg-Restrict-tcg_out_op-to-arrays-of-TCG_MAX_OP_ARGS.patch

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From 8773f3688ca87e5e7da2e1a5170d0bde9a54eae0 Mon Sep 17 00:00:00 2001
From: Miroslav Rezanina <mrezanin@redhat.com>
Date: Fri, 15 Jan 2021 09:38:53 +0100
Subject: tcg: Restrict tcg_out_op() to arrays of TCG_MAX_OP_ARGS elements
---
tcg/aarch64/tcg-target.c.inc | 3 ++-
tcg/i386/tcg-target.c.inc | 6 ++++--
tcg/ppc/tcg-target.c.inc | 8 +++++---
tcg/s390/tcg-target.c.inc | 3 ++-
tcg/tcg.c | 19 +++++++++++--------
5 files changed, 24 insertions(+), 15 deletions(-)
diff --git a/tcg/aarch64/tcg-target.c.inc b/tcg/aarch64/tcg-target.c.inc
index 26f71cb599..ce8689e889 100644
--- a/tcg/aarch64/tcg-target.c.inc
+++ b/tcg/aarch64/tcg-target.c.inc
@@ -2271,7 +2271,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
unsigned vecl, unsigned vece,
- const TCGArg *args, const int *const_args)
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
static const AArch64Insn cmp_insn[16] = {
[TCG_COND_EQ] = I3616_CMEQ,
diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc
index d8797ed398..0e557d177a 100644
--- a/tcg/i386/tcg-target.c.inc
+++ b/tcg/i386/tcg-target.c.inc
@@ -2242,7 +2242,8 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args, bool is64)
}
static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
- const TCGArg *args, const int *const_args)
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
TCGArg a0, a1, a2;
int c, const_a2, vexop, rexw = 0;
@@ -2679,7 +2680,8 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
unsigned vecl, unsigned vece,
- const TCGArg *args, const int *const_args)
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
static int const add_insn[4] = {
OPC_PADDB, OPC_PADDW, OPC_PADDD, OPC_PADDQ
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index 18ee989f95..b2bc1fc0c4 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -2353,8 +2353,9 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out32(s, BCLR | BO_ALWAYS);
}
-static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
- const int *const_args)
+static void tcg_out_op(TCGContext *s, TCGOpcode opc,
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
TCGArg a0, a1, a2;
int c;
@@ -3151,7 +3152,8 @@ static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece,
static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
unsigned vecl, unsigned vece,
- const TCGArg *args, const int *const_args)
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
static const uint32_t
add_op[4] = { VADDUBM, VADDUHM, VADDUWM, VADDUDM },
diff --git a/tcg/s390/tcg-target.c.inc b/tcg/s390/tcg-target.c.inc
index c5e096449b..79753c8af7 100644
--- a/tcg/s390/tcg-target.c.inc
+++ b/tcg/s390/tcg-target.c.inc
@@ -1746,7 +1746,8 @@ static void tcg_out_qemu_st(TCGContext* s, TCGReg data_reg, TCGReg addr_reg,
case glue(glue(INDEX_op_,x),_i64)
static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
- const TCGArg *args, const int *const_args)
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
S390Opcode op, op2;
TCGArg a0, a1, a2;
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 43c6cf8f52..2d0116d29f 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -109,8 +109,9 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg1,
static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg arg);
static void tcg_out_movi(TCGContext *s, TCGType type,
TCGReg ret, tcg_target_long arg);
-static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args,
- const int *const_args);
+static void tcg_out_op(TCGContext *s, TCGOpcode opc,
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS]);
#if TCG_TARGET_MAYBE_vec
static bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece,
TCGReg dst, TCGReg src);
@@ -118,9 +119,10 @@ static bool tcg_out_dupm_vec(TCGContext *s, TCGType type, unsigned vece,
TCGReg dst, TCGReg base, intptr_t offset);
static void tcg_out_dupi_vec(TCGContext *s, TCGType type,
TCGReg dst, tcg_target_long arg);
-static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, unsigned vecl,
- unsigned vece, const TCGArg *args,
- const int *const_args);
+static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
+ unsigned vecl, unsigned vece,
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS]);
#else
static inline bool tcg_out_dup_vec(TCGContext *s, TCGType type, unsigned vece,
TCGReg dst, TCGReg src)
@@ -137,9 +139,10 @@ static inline void tcg_out_dupi_vec(TCGContext *s, TCGType type,
{
g_assert_not_reached();
}
-static inline void tcg_out_vec_op(TCGContext *s, TCGOpcode opc, unsigned vecl,
- unsigned vece, const TCGArg *args,
- const int *const_args)
+static inline void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
+ unsigned vecl, unsigned vece,
+ const TCGArg args[TCG_MAX_OP_ARGS],
+ const int const_args[TCG_MAX_OP_ARGS])
{
g_assert_not_reached();
}
--
2.18.4