[PATCH v2 28/28] tcg: Use noinline for major tcg_gen_code_subroutines

[Richard Henderson]

This makes it easier to assign blame with perf.

Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
 tcg/tcg.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 4b244eebc2..b65f2ffdbe 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -2619,7 +2619,8 @@ TCGOp *tcg_op_insert_after(TCGContext *s, TCGOp *old_op,
 }
 
 /* Reachable analysis : remove unreachable code.  */
-static void reachable_code_pass(TCGContext *s)
+static void __attribute__((noinline))
+reachable_code_pass(TCGContext *s)
 {
     TCGOp *op, *op_next, *op_prev;
     bool dead = false;
@@ -2840,7 +2841,8 @@ static void la_cross_call(TCGContext *s, int nt)
  * Liveness analysis: Verify the lifetime of TEMP_TB, and reduce
  * to TEMP_EBB, if possible.
  */
-static void liveness_pass_0(TCGContext *s)
+static void __attribute__((noinline))
+liveness_pass_0(TCGContext *s)
 {
     void * const multiple_ebb = (void *)(uintptr_t)-1;
     int nb_temps = s->nb_temps;
@@ -2907,7 +2909,8 @@ static void liveness_pass_0(TCGContext *s)
 /* Liveness analysis : update the opc_arg_life array to tell if a
    given input arguments is dead. Instructions updating dead
    temporaries are removed. */
-static void liveness_pass_1(TCGContext *s)
+static void __attribute__((noinline))
+liveness_pass_1(TCGContext *s)
 {
     int nb_globals = s->nb_globals;
     int nb_temps = s->nb_temps;
@@ -3247,7 +3250,8 @@ static void liveness_pass_1(TCGContext *s)
 }
 
 /* Liveness analysis: Convert indirect regs to direct temporaries.  */
-static bool liveness_pass_2(TCGContext *s)
+static bool __attribute__((noinline))
+liveness_pass_2(TCGContext *s)
 {
     int nb_globals = s->nb_globals;
     int nb_temps, i;
-- 
2.34.1