[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PULL v2 29/69] target/mips/translate: Add declarations for generic code
From: |
Philippe Mathieu-Daudé |
Subject: |
[PULL v2 29/69] target/mips/translate: Add declarations for generic code |
Date: |
Thu, 14 Jan 2021 17:20:00 +0100 |
Some CPU translation functions / registers / macros and
definitions can be used by ISA / ASE / extensions out of
the big translate.c file. Declare them in "translate.h".
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20201207235539.4070364-3-f4bug@amsat.org>
---
target/mips/translate.h | 43 ++++++++++++++++++++++++++++++++++
target/mips/translate.c | 52 +++++++++++------------------------------
2 files changed, 57 insertions(+), 38 deletions(-)
diff --git a/target/mips/translate.h b/target/mips/translate.h
index fcda1a99001..3d640912f12 100644
--- a/target/mips/translate.h
+++ b/target/mips/translate.h
@@ -10,6 +10,8 @@
#include "exec/translator.h"
+#define MIPS_DEBUG_DISAS 0
+
typedef struct DisasContext {
DisasContextBase base;
target_ulong saved_pc;
@@ -47,4 +49,45 @@ typedef struct DisasContext {
int gi;
} DisasContext;
+/* MIPS major opcodes */
+#define MASK_OP_MAJOR(op) (op & (0x3F << 26))
+
+void generate_exception(DisasContext *ctx, int excp);
+void generate_exception_err(DisasContext *ctx, int excp, int err);
+void generate_exception_end(DisasContext *ctx, int excp);
+
+void check_insn(DisasContext *ctx, uint64_t flags);
+#ifdef TARGET_MIPS64
+void check_mips_64(DisasContext *ctx);
+#endif
+
+void gen_base_offset_addr(DisasContext *ctx, TCGv addr, int base, int offset);
+void gen_move_low32(TCGv ret, TCGv_i64 arg);
+void gen_move_high32(TCGv ret, TCGv_i64 arg);
+void gen_load_gpr(TCGv t, int reg);
+void gen_store_gpr(TCGv t, int reg);
+
+void gen_op_addr_add(DisasContext *ctx, TCGv ret, TCGv arg0, TCGv arg1);
+
+extern TCGv cpu_gpr[32], cpu_PC;
+extern TCGv bcond;
+
+#define LOG_DISAS(...) \
+ do { \
+ if (MIPS_DEBUG_DISAS) { \
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__); \
+ } \
+ } while (0)
+
+#define MIPS_INVAL(op) \
+ do { \
+ if (MIPS_DEBUG_DISAS) { \
+ qemu_log_mask(CPU_LOG_TB_IN_ASM, \
+ TARGET_FMT_lx ": %08x Invalid %s %03x %03x %03x\n", \
+ ctx->base.pc_next, ctx->opcode, op, \
+ ctx->opcode >> 26, ctx->opcode & 0x3F, \
+ ((ctx->opcode >> 16) & 0x1F)); \
+ } \
+ } while (0)
+
#endif
diff --git a/target/mips/translate.c b/target/mips/translate.c
index 9e824e12d44..72cbf604ac3 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -38,11 +38,6 @@
#include "fpu_helper.h"
#include "translate.h"
-#define MIPS_DEBUG_DISAS 0
-
-/* MIPS major opcodes */
-#define MASK_OP_MAJOR(op) (op & (0x3F << 26))
-
enum {
/* indirect opcode tables */
OPC_SPECIAL = (0x00 << 26),
@@ -2491,9 +2486,10 @@ enum {
};
/* global register indices */
-static TCGv cpu_gpr[32], cpu_PC;
+TCGv cpu_gpr[32], cpu_PC;
static TCGv cpu_HI[MIPS_DSP_ACC], cpu_LO[MIPS_DSP_ACC];
-static TCGv cpu_dspctrl, btarget, bcond;
+static TCGv cpu_dspctrl, btarget;
+TCGv bcond;
static TCGv cpu_lladdr, cpu_llval;
static TCGv_i32 hflags;
static TCGv_i32 fpu_fcr0, fpu_fcr31;
@@ -2606,26 +2602,8 @@ static const char * const mxuregnames[] = {
};
#endif
-#define LOG_DISAS(...) \
- do { \
- if (MIPS_DEBUG_DISAS) { \
- qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__); \
- } \
- } while (0)
-
-#define MIPS_INVAL(op) \
- do { \
- if (MIPS_DEBUG_DISAS) { \
- qemu_log_mask(CPU_LOG_TB_IN_ASM, \
- TARGET_FMT_lx ": %08x Invalid %s %03x %03x %03x\n", \
- ctx->base.pc_next, ctx->opcode, op, \
- ctx->opcode >> 26, ctx->opcode & 0x3F, \
- ((ctx->opcode >> 16) & 0x1F)); \
- } \
- } while (0)
-
/* General purpose registers moves. */
-static inline void gen_load_gpr(TCGv t, int reg)
+void gen_load_gpr(TCGv t, int reg)
{
if (reg == 0) {
tcg_gen_movi_tl(t, 0);
@@ -2634,7 +2612,7 @@ static inline void gen_load_gpr(TCGv t, int reg)
}
}
-static inline void gen_store_gpr(TCGv t, int reg)
+void gen_store_gpr(TCGv t, int reg)
{
if (reg != 0) {
tcg_gen_mov_tl(cpu_gpr[reg], t);
@@ -2763,7 +2741,7 @@ static inline void restore_cpu_state(CPUMIPSState *env,
DisasContext *ctx)
}
}
-static inline void generate_exception_err(DisasContext *ctx, int excp, int err)
+void generate_exception_err(DisasContext *ctx, int excp, int err)
{
TCGv_i32 texcp = tcg_const_i32(excp);
TCGv_i32 terr = tcg_const_i32(err);
@@ -2774,12 +2752,12 @@ static inline void generate_exception_err(DisasContext
*ctx, int excp, int err)
ctx->base.is_jmp = DISAS_NORETURN;
}
-static inline void generate_exception(DisasContext *ctx, int excp)
+void generate_exception(DisasContext *ctx, int excp)
{
gen_helper_0e0i(raise_exception, excp);
}
-static inline void generate_exception_end(DisasContext *ctx, int excp)
+void generate_exception_end(DisasContext *ctx, int excp)
{
generate_exception_err(ctx, excp, 0);
}
@@ -2859,8 +2837,7 @@ static inline int get_fp_bit(int cc)
}
/* Addresses computation */
-static inline void gen_op_addr_add(DisasContext *ctx, TCGv ret, TCGv arg0,
- TCGv arg1)
+void gen_op_addr_add(DisasContext *ctx, TCGv ret, TCGv arg0, TCGv arg1)
{
tcg_gen_add_tl(ret, arg0, arg1);
@@ -2898,7 +2875,7 @@ static target_long addr_add(DisasContext *ctx,
target_long base,
}
/* Sign-extract the low 32-bits to a target_long. */
-static inline void gen_move_low32(TCGv ret, TCGv_i64 arg)
+void gen_move_low32(TCGv ret, TCGv_i64 arg)
{
#if defined(TARGET_MIPS64)
tcg_gen_ext32s_i64(ret, arg);
@@ -2908,7 +2885,7 @@ static inline void gen_move_low32(TCGv ret, TCGv_i64 arg)
}
/* Sign-extract the high 32-bits to a target_long. */
-static inline void gen_move_high32(TCGv ret, TCGv_i64 arg)
+void gen_move_high32(TCGv ret, TCGv_i64 arg)
{
#if defined(TARGET_MIPS64)
tcg_gen_sari_i64(ret, arg, 32);
@@ -3013,7 +2990,7 @@ static inline void check_dsp_r3(DisasContext *ctx)
* This code generates a "reserved instruction" exception if the
* CPU does not support the instruction set corresponding to flags.
*/
-static inline void check_insn(DisasContext *ctx, uint64_t flags)
+void check_insn(DisasContext *ctx, uint64_t flags)
{
if (unlikely(!(ctx->insn_flags & flags))) {
generate_exception_end(ctx, EXCP_RI);
@@ -3064,7 +3041,7 @@ static inline void check_ps(DisasContext *ctx)
* This code generates a "reserved instruction" exception if 64-bit
* instructions are not enabled.
*/
-static inline void check_mips_64(DisasContext *ctx)
+void check_mips_64(DisasContext *ctx)
{
if (unlikely(!(ctx->hflags & MIPS_HFLAG_64))) {
generate_exception_end(ctx, EXCP_RI);
@@ -3390,8 +3367,7 @@ OP_LD_ATOMIC(lld, ld64);
#endif
#undef OP_LD_ATOMIC
-static void gen_base_offset_addr(DisasContext *ctx, TCGv addr,
- int base, int offset)
+void gen_base_offset_addr(DisasContext *ctx, TCGv addr, int base, int offset)
{
if (base == 0) {
tcg_gen_movi_tl(addr, offset);
--
2.26.2
- [PULL v2 00/69] MIPS patches for 2021-01-14, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 29/69] target/mips/translate: Add declarations for generic code,
Philippe Mathieu-Daudé <=
- [PULL v2 30/69] target/mips: Replace gen_exception_err(err=0) by gen_exception_end(), Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 31/69] target/mips: Replace gen_exception_end(EXCP_RI) by gen_rsvd_instruction, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 32/69] target/mips: Declare generic FPU / Coprocessor functions in translate.h, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 36/69] target/mips/translate: Expose check_mips_64() to 32-bit mode, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 35/69] target/mips/translate: Extract decode_opc_legacy() from decode_opc(), Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 52/69] target/mips: Introduce decode tree bindings for MSA ASE, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 53/69] target/mips: Use decode_ase_msa() generated from decodetree, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 54/69] target/mips: Extract LSA/DLSA translation generators, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 55/69] target/mips: Introduce decodetree helpers for MSA LSA/DLSA opcodes, Philippe Mathieu-Daudé, 2021/01/14
- [PULL v2 58/69] target/mips: Convert Rel6 Special2 opcode to decodetree, Philippe Mathieu-Daudé, 2021/01/14