commit c9e53a4cf116dae72d779c7748153cedd2e84228
author Richard Henderson <rth@twiddle.net> Mon Apr 29 08:08:23 2013 -0700
committer Aurelien Jarno <aurelien@aurel32.net> Fri May 03 11:53:30 2013 +0200
tree f398096c66a8c26106f136e61543350edde1a1af
parent 8ddaeb1be66246225fe5aeeec33e4e7b82762694

tcg-arm: Use movi32 in exit_tb

Avoid the mini constant pool for armv7, and avoid replicating
the test for pre-v7.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

tcg/arm/tcg-target.c

diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index 12edad4..3d43412 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -1611,17 +1611,15 @@
 
     switch (opc) {
     case INDEX_op_exit_tb:
-        {
-            uint8_t *ld_ptr = s->code_ptr;
-            if (args[0] >> 8)
-                tcg_out_ld32_12(s, COND_AL, TCG_REG_R0, TCG_REG_PC, 0);
-            else
-                tcg_out_dat_imm(s, COND_AL, ARITH_MOV, TCG_REG_R0, 0, args[0]);
+        if (use_armv7_instructions || check_fit_imm(args[0])) {
+            tcg_out_movi32(s, COND_AL, TCG_REG_R0, args[0]);
             tcg_out_goto(s, COND_AL, (tcg_target_ulong) tb_ret_addr);
-            if (args[0] >> 8) {
-                *ld_ptr = (uint8_t) (s->code_ptr - ld_ptr) - 8;
-                tcg_out32(s, args[0]);
-            }
+        } else {
+            uint8_t *ld_ptr = s->code_ptr;
+            tcg_out_ld32_12(s, COND_AL, TCG_REG_R0, TCG_REG_PC, 0);
+            tcg_out_goto(s, COND_AL, (tcg_target_ulong) tb_ret_addr);
+            *ld_ptr = (uint8_t) (s->code_ptr - ld_ptr) - 8;
+            tcg_out32(s, args[0]);
         }
         break;
     case INDEX_op_goto_tb: