@@ -621,7 +621,6 @@ struct TCGContext {
here, because there's too much arithmetic throughout that relies
on addition and subtraction working on bytes. Rely on the GCC
extension that allows arithmetic on void*. */
- void *code_gen_epilogue;
void *code_gen_buffer;
size_t code_gen_buffer_size;
void *code_gen_ptr;
@@ -678,6 +677,7 @@ struct TCGContext {
extern TCGContext tcg_init_ctx;
extern __thread TCGContext *tcg_ctx;
+extern void *tcg_code_gen_epilogue;
extern TCGv_env cpu_env;
static inline size_t temp_idx(TCGTemp *ts)
@@ -154,7 +154,7 @@ void *HELPER(lookup_tb_ptr)(CPUArchState *env)
tb = tb_lookup__cpu_state(cpu, &pc, &cs_base, &flags, curr_cflags());
if (tb == NULL) {
- return tcg_ctx->code_gen_epilogue;
+ return tcg_code_gen_epilogue;
}
qemu_log_mask_and_addr(CPU_LOG_EXEC, pc,
"Chain %d: %p ["
@@ -160,6 +160,7 @@ static int tcg_out_ldst_finalize(TCGContext *s);
static TCGContext **tcg_ctxs;
static unsigned int n_tcg_ctxs;
TCGv_env cpu_env = 0;
+void *tcg_code_gen_epilogue;
#ifndef CONFIG_TCG_INTERPRETER
tcg_prologue_fn *tcg_qemu_tb_exec;
@@ -1128,7 +1129,7 @@ void tcg_prologue_init(TCGContext *s)
/* Assert that goto_ptr is implemented completely. */
if (TCG_TARGET_HAS_goto_ptr) {
- tcg_debug_assert(s->code_gen_epilogue != NULL);
+ tcg_debug_assert(tcg_code_gen_epilogue != NULL);
}
}
@@ -1873,7 +1873,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_exit_tb:
/* Reuse the zeroing that exists for goto_ptr. */
if (a0 == 0) {
- tcg_out_goto_long(s, s->code_gen_epilogue);
+ tcg_out_goto_long(s, tcg_code_gen_epilogue);
} else {
tcg_out_movi(s, TCG_TYPE_I64, TCG_REG_X0, a0);
tcg_out_goto_long(s, tb_ret_addr);
@@ -2894,7 +2894,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
* Return path for goto_ptr. Set return value to 0, a-la exit_tb,
* and fall through to the rest of the epilogue.
*/
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_movi(s, TCG_TYPE_REG, TCG_REG_X0, 0);
/* TB epilogue */
@@ -2297,7 +2297,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
* Return path for goto_ptr. Set return value to 0, a-la exit_tb,
* and fall through to the rest of the epilogue.
*/
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R0, 0);
tcg_out_epilogue(s);
}
@@ -2267,7 +2267,7 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_exit_tb:
/* Reuse the zeroing that exists for goto_ptr. */
if (a0 == 0) {
- tcg_out_jmp(s, s->code_gen_epilogue);
+ tcg_out_jmp(s, tcg_code_gen_epilogue);
} else {
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_EAX, a0);
tcg_out_jmp(s, tb_ret_addr);
@@ -3825,7 +3825,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
* Return path for goto_ptr. Set return value to 0, a-la exit_tb,
* and fall through to the rest of the epilogue.
*/
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_movi(s, TCG_TYPE_REG, TCG_REG_EAX, 0);
/* TB epilogue */
@@ -2483,7 +2483,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
* Return path for goto_ptr. Set return value to 0, a-la exit_tb,
* and fall through to the rest of the epilogue.
*/
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_mov(s, TCG_TYPE_REG, TCG_REG_V0, TCG_REG_ZERO);
/* TB epilogue */
@@ -2341,7 +2341,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out32(s, BCCTR | BO_ALWAYS);
/* Epilogue */
- s->code_gen_epilogue = tb_ret_addr = s->code_ptr;
+ tcg_code_gen_epilogue = tb_ret_addr = s->code_ptr;
tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_R0, TCG_REG_R1, FRAME_SIZE+LR_OFFSET);
for (i = 0; i < ARRAY_SIZE(tcg_target_callee_save_regs); ++i) {
@@ -1288,7 +1288,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
case INDEX_op_exit_tb:
/* Reuse the zeroing that exists for goto_ptr. */
if (a0 == 0) {
- tcg_out_call_int(s, s->code_gen_epilogue, true);
+ tcg_out_call_int(s, tcg_code_gen_epilogue, true);
} else {
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A0, a0);
tcg_out_call_int(s, tb_ret_addr, true);
@@ -1822,7 +1822,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out_opc_imm(s, OPC_JALR, TCG_REG_ZERO, tcg_target_call_iarg_regs[1], 0);
/* Return path for goto_ptr. Set return value to 0 */
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_mov(s, TCG_TYPE_REG, TCG_REG_A0, TCG_REG_ZERO);
/* TB epilogue */
@@ -1756,7 +1756,7 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc,
/* Reuse the zeroing that exists for goto_ptr. */
a0 = args[0];
if (a0 == 0) {
- tgen_gotoi(s, S390_CC_ALWAYS, s->code_gen_epilogue);
+ tgen_gotoi(s, S390_CC_ALWAYS, tcg_code_gen_epilogue);
} else {
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R2, a0);
tgen_gotoi(s, S390_CC_ALWAYS, tb_ret_addr);
@@ -2561,7 +2561,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
* Return path for goto_ptr. Set return value to 0, a-la exit_tb,
* and fall through to the rest of the epilogue.
*/
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_R2, 0);
/* TB epilogue */
@@ -1038,7 +1038,7 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out_nop(s);
/* Epilogue for goto_ptr. */
- s->code_gen_epilogue = s->code_ptr;
+ tcg_code_gen_epilogue = s->code_ptr;
tcg_out_arithi(s, TCG_REG_G0, TCG_REG_I7, 8, RETURN);
/* delay slot */
tcg_out_movi_imm13(s, TCG_REG_O0, 0);
This value is constant across all thread-local copies of TCGContext, so we might as well move it out of thread-local storage. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> --- include/tcg/tcg.h | 2 +- accel/tcg/tcg-runtime.c | 2 +- tcg/tcg.c | 3 ++- tcg/aarch64/tcg-target.c.inc | 4 ++-- tcg/arm/tcg-target.c.inc | 2 +- tcg/i386/tcg-target.c.inc | 4 ++-- tcg/mips/tcg-target.c.inc | 2 +- tcg/ppc/tcg-target.c.inc | 2 +- tcg/riscv/tcg-target.c.inc | 4 ++-- tcg/s390/tcg-target.c.inc | 4 ++-- tcg/sparc/tcg-target.c.inc | 2 +- 11 files changed, 16 insertions(+), 15 deletions(-) -- 2.25.1