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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
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7
target-xtensa/translate.c
View file

@ -3021,7 +3021,6 @@ void gen_intermediate_code_internal(XtensaCPU *cpu,
DisasContext dc;
int insn_count = 0;
int j, lj = -1;
uint16_t *gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE;
int max_insns = tb->cflags & CF_COUNT_MASK;
uint32_t pc_start = tb->pc;
uint32_t next_page_start =
@ -3065,7 +3064,7 @@ void gen_intermediate_code_internal(XtensaCPU *cpu,
check_breakpoint(env, &dc);
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
j = tcg_op_buf_count();
if (lj < j) {
lj++;
while (lj < j) {
@ -3117,7 +3116,7 @@ void gen_intermediate_code_internal(XtensaCPU *cpu,
insn_count < max_insns &&
dc.pc < next_page_start &&
dc.pc + xtensa_insn_len(env, &dc) <= next_page_start &&
tcg_ctx.gen_opc_ptr < gen_opc_end);
!tcg_op_buf_full());
reset_litbase(&dc);
reset_sar_tracker(&dc);
@ -3143,7 +3142,7 @@ void gen_intermediate_code_internal(XtensaCPU *cpu,
}
#endif
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
j = tcg_op_buf_count();
memset(tcg_ctx.gen_opc_instr_start + lj + 1, 0,
(j - lj) * sizeof(tcg_ctx.gen_opc_instr_start[0]));
} else {