@@ -1245,8 +1245,12 @@ static void tcg_liveness_analysis(TCGContext *s)
do_not_remove_call:
/* output args are dead */
+ dead_args = 0;
for(i = 0; i < nb_oargs; i++) {
arg = args[i];
+ if (dead_temps[arg]) {
+ dead_args |= (1 << i);
+ }
dead_temps[arg] = 1;
}
@@ -1256,7 +1260,6 @@ static void tcg_liveness_analysis(TCGContext *s)
}
/* input args are live */
- dead_args = 0;
for(i = nb_oargs; i < nb_iargs + nb_oargs; i++) {
arg = args[i];
if (arg != TCG_CALL_DUMMY_ARG) {
@@ -1313,8 +1316,12 @@ static void tcg_liveness_analysis(TCGContext *s)
do_not_remove:
/* output args are dead */
+ dead_args = 0;
for(i = 0; i < nb_oargs; i++) {
arg = args[i];
+ if (dead_temps[arg]) {
+ dead_args |= (1 << i);
+ }
dead_temps[arg] = 1;
}
@@ -1327,7 +1334,6 @@ static void tcg_liveness_analysis(TCGContext *s)
}
/* input args are live */
- dead_args = 0;
for(i = nb_oargs; i < nb_oargs + nb_iargs; i++) {
arg = args[i];
if (dead_temps[arg]) {
If an op is not removed and has dead output arguments, mark it in op_dead_args similarly to what is done for input arguments. Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> --- tcg/tcg.c | 10 ++++++++-- 1 files changed, 8 insertions(+), 2 deletions(-)