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[2/4] tcg/arm: implement setcond

Message ID 1267479230-1964-3-git-send-email-aurelien@aurel32.net
State New
Headers show

Commit Message

Aurelien Jarno March 1, 2010, 9:33 p.m. UTC 
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 tcg/arm/tcg-target.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
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Patch

diff --git a/tcg/arm/tcg-target.c b/tcg/arm/tcg-target.c
index 7bdfda9..9a76ecb 100644
--- a/tcg/arm/tcg-target.c
+++ b/tcg/arm/tcg-target.c
@@ -1531,6 +1531,14 @@  static inline void tcg_out_op(TCGContext *s, int opc,
                         args[0], args[2], SHIFT_IMM_LSL(0));
         tcg_out_goto_label(s, tcg_cond_to_arm_cond[args[4]], args[5]);
         break;
+    case INDEX_op_setcond_i32:
+        tcg_out_dat_reg(s, COND_AL, ARITH_CMP, 0,
+                        args[1], args[2], SHIFT_IMM_LSL(0));
+        tcg_out_dat_imm(s, tcg_cond_to_arm_cond[args[3]],
+                        ARITH_MOV, args[0], 0, 1);
+        tcg_out_dat_imm(s, tcg_cond_to_arm_cond[tcg_invert_cond(args[3])],
+                        ARITH_MOV, args[0], 0, 0);
+        break;
 
     case INDEX_op_qemu_ld8u:
         tcg_out_qemu_ld(s, COND_AL, args, 0);
@@ -1629,6 +1637,7 @@  static const TCGTargetOpDef arm_op_defs[] = {
     { INDEX_op_sar_i32, { "r", "r", "ri" } },
 
     { INDEX_op_brcond_i32, { "r", "r" } },
+    { INDEX_op_setcond_i32, { "r", "r", "r" } },
 
     /* TODO: "r", "r", "r", "r", "ri", "ri" */
     { INDEX_op_add2_i32, { "r", "r", "r", "r", "r", "r" } },