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[PULL,19/32] target/arm: [tcg] Port to insn_start

Message ID 20170906160612.22769-20-richard.henderson@linaro.org (mailing list archive)
State New, archived
Headers show

Commit Message

Richard Henderson Sept. 6, 2017, 4:05 p.m. UTC 
From: Lluís Vilanova <vilanova@ac.upc.edu>

Incrementally paves the way towards using the generic instruction translation
loop.

Signed-off-by: Lluís Vilanova <vilanova@ac.upc.edu>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Alex Benneé <alex.benee@linaro.org>
Message-Id: <150002388959.22386.12439646324427589940.stgit@frigg.lan>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target/arm/translate.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)
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Patch

diff --git a/target/arm/translate.c b/target/arm/translate.c
index 3138a23e0c..005157225c 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -11936,6 +11936,16 @@  static void arm_tr_tb_start(DisasContextBase *dcbase, CPUState *cpu)
     }
 }
 
+static void arm_tr_insn_start(DisasContextBase *dcbase, CPUState *cpu)
+{
+    DisasContext *dc = container_of(dcbase, DisasContext, base);
+
+    dc->insn_start_idx = tcg_op_buf_count();
+    tcg_gen_insn_start(dc->pc,
+                       (dc->condexec_cond << 4) | (dc->condexec_mask >> 1),
+                       0);
+}
+
 /* generate intermediate code for basic block 'tb'.  */
 void gen_intermediate_code(CPUState *cs, TranslationBlock *tb)
 {
@@ -11979,10 +11989,7 @@  void gen_intermediate_code(CPUState *cs, TranslationBlock *tb)
 
     do {
         dc->base.num_insns++;
-        dc->insn_start_idx = tcg_op_buf_count();
-        tcg_gen_insn_start(dc->pc,
-                           (dc->condexec_cond << 4) | (dc->condexec_mask >> 1),
-                           0);
+        arm_tr_insn_start(&dc->base, cs);
 
         if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) {
             CPUBreakpoint *bp;