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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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9
target-arm/translate-a64.c
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@ -10916,7 +10916,6 @@ void gen_intermediate_code_internal_a64(ARMCPU *cpu,
CPUARMState *env = &cpu->env;
DisasContext dc1, *dc = &dc1;
CPUBreakpoint *bp;
uint16_t *gen_opc_end;
int j, lj;
target_ulong pc_start;
target_ulong next_page_start;
@ -10927,8 +10926,6 @@ void gen_intermediate_code_internal_a64(ARMCPU *cpu,
dc->tb = tb;
gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE;
dc->is_jmp = DISAS_NEXT;
dc->pc = pc_start;
dc->singlestep_enabled = cs->singlestep_enabled;
@ -10998,7 +10995,7 @@ void gen_intermediate_code_internal_a64(ARMCPU *cpu,
}
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) {
@ -11048,7 +11045,7 @@ void gen_intermediate_code_internal_a64(ARMCPU *cpu,
* ensures prefetch aborts occur at the right place.
*/
num_insns++;
} while (!dc->is_jmp && tcg_ctx.gen_opc_ptr < gen_opc_end &&
} while (!dc->is_jmp && !tcg_op_buf_full() &&
!cs->singlestep_enabled &&
!singlestep &&
!dc->ss_active &&
@ -11119,7 +11116,7 @@ done_generating:
}
#endif
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
j = tcg_op_buf_count();
lj++;
while (lj <= j) {
tcg_ctx.gen_opc_instr_start[lj++] = 0;