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tcg: pass down TranslationBlock to tcg_code_gen 

My later debugging patches need access to the origin PC which is held in
the TranslationBlock structure. Pass down the whole structure as it also
holds the information about the code start point.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson  <rth@twiddle.net>
Message-Id: <1458052224-9316-3-git-send-email-alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Alex Bennée 2016-03-15 14:30:16 +00:00 committed by Paolo Bonzini
parent f348b6d1a5
commit 5bd2ec3d7b
3 changed files with 5 additions and 5 deletions
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6
tcg/tcg.c
View File

@ -2328,7 +2328,7 @@ void tcg_dump_op_count(FILE *f, fprintf_function cpu_fprintf)
#endif
int tcg_gen_code(TCGContext *s, tcg_insn_unit *gen_code_buf)
int tcg_gen_code(TCGContext *s, TranslationBlock *tb)
{
int i, oi, oi_next, num_insns;
@ -2387,8 +2387,8 @@ int tcg_gen_code(TCGContext *s, tcg_insn_unit *gen_code_buf)
tcg_reg_alloc_start(s);
s->code_buf = gen_code_buf;
s->code_ptr = gen_code_buf;
s->code_buf = tb->tc_ptr;
s->code_ptr = tb->tc_ptr;
tcg_out_tb_init(s);

2
tcg/tcg.h
View File

@ -636,7 +636,7 @@ void tcg_context_init(TCGContext *s);
void tcg_prologue_init(TCGContext *s);
void tcg_func_start(TCGContext *s);
int tcg_gen_code(TCGContext *s, tcg_insn_unit *gen_code_buf);
int tcg_gen_code(TCGContext *s, TranslationBlock *tb);
void tcg_set_frame(TCGContext *s, TCGReg reg, intptr_t start, intptr_t size);

2
translate-all.c
View File

@ -1120,7 +1120,7 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
the tcg optimization currently hidden inside tcg_gen_code. All
that should be required is to flush the TBs, allocate a new TB,
re-initialize it per above, and re-do the actual code generation. */
gen_code_size = tcg_gen_code(&tcg_ctx, gen_code_buf);
gen_code_size = tcg_gen_code(&tcg_ctx, tb);
if (unlikely(gen_code_size < 0)) {
goto buffer_overflow;
}