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tcg: Introduce tcg_op_buf_count and tcg_op_buf_full

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The method by which we count the number of ops emitted
is going to change.  Abstract that away into some inlines.

Reviewed-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2014-03-30 15:36:56 -07:00
parent 0a7df5da98
commit fe700adb3d
19 changed files with 79 additions and 113 deletions
Download patch file Download diff file Expand all files Collapse all files

13
target-openrisc/translate.c
View file

@ -1642,7 +1642,6 @@ static inline void gen_intermediate_code_internal(OpenRISCCPU *cpu,
{
CPUState *cs = CPU(cpu);
struct DisasContext ctx, *dc = &ctx;
uint16_t *gen_opc_end;
uint32_t pc_start;
int j, k;
uint32_t next_page_start;
@ -1652,7 +1651,6 @@ static inline void gen_intermediate_code_internal(OpenRISCCPU *cpu,
pc_start = tb->pc;
dc->tb = tb;
gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE;
dc->is_jmp = DISAS_NEXT;
dc->ppc = pc_start;
dc->pc = pc_start;
@ -1680,7 +1678,7 @@ static inline void gen_intermediate_code_internal(OpenRISCCPU *cpu,
do {
check_breakpoint(cpu, dc);
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
j = tcg_op_buf_count();
if (k < j) {
k++;
while (k < j) {
@ -1721,7 +1719,7 @@ static inline void gen_intermediate_code_internal(OpenRISCCPU *cpu,
}
}
} while (!dc->is_jmp
&& tcg_ctx.gen_opc_ptr < gen_opc_end
&& !tcg_op_buf_full()
&& !cs->singlestep_enabled
&& !singlestep
&& (dc->pc < next_page_start)
@ -1761,7 +1759,7 @@ static inline void gen_intermediate_code_internal(OpenRISCCPU *cpu,
gen_tb_end(tb, num_insns);
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
j = tcg_op_buf_count();
k++;
while (k <= j) {
tcg_ctx.gen_opc_instr_start[k++] = 0;
@ -1775,9 +1773,8 @@ static inline void gen_intermediate_code_internal(OpenRISCCPU *cpu,
if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
qemu_log("\n");
log_target_disas(&cpu->env, pc_start, dc->pc - pc_start, 0);
qemu_log("\nisize=%d osize=%td\n",
dc->pc - pc_start, tcg_ctx.gen_opc_ptr -
tcg_ctx.gen_opc_buf);
qemu_log("\nisize=%d osize=%d\n",
dc->pc - pc_start, tcg_op_buf_count());
}
#endif
}