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[Qemu-devel] [PATCH] tcg-hppa: Implement movcond
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH] tcg-hppa: Implement movcond |
Date: |
Fri, 21 Sep 2012 18:46:32 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/hppa/tcg-target.c | 21 +++++++++++++++++++++
tcg/hppa/tcg-target.h | 2 +-
2 files changed, 22 insertions(+), 1 deletion(-)
diff --git a/tcg/hppa/tcg-target.c b/tcg/hppa/tcg-target.c
index 5385d45..793b90d 100644
--- a/tcg/hppa/tcg-target.c
+++ b/tcg/hppa/tcg-target.c
@@ -912,6 +912,18 @@ static void tcg_out_setcond2(TCGContext *s, int cond,
TCGArg ret,
tcg_out_mov(s, TCG_TYPE_I32, ret, scratch);
}
+static void tcg_out_movcond(TCGContext *s, int cond, TCGArg ret,
+ TCGArg c1, TCGArg c2, int c2const,
+ TCGArg v1, int v1const)
+{
+ tcg_out_comclr(s, tcg_invert_cond(cond), TCG_REG_R0, c1, c2, c2const);
+ if (v1const) {
+ tcg_out_movi(s, TCG_TYPE_I32, ret, v1);
+ } else {
+ tcg_out_mov(s, TCG_TYPE_I32, ret, v1);
+ }
+}
+
#if defined(CONFIG_SOFTMMU)
#include "../../softmmu_defs.h"
@@ -1520,6 +1532,11 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode
opc, const TCGArg *args,
args[3], const_args[3], args[4], const_args[4]);
break;
+ case INDEX_op_movcond_i32:
+ tcg_out_movcond(s, args[5], args[0], args[1], args[2], const_args[2],
+ args[3], const_args[3]);
+ break;
+
case INDEX_op_add2_i32:
tcg_out_add2(s, args[0], args[1], args[2], args[3],
args[4], args[5], const_args[4]);
@@ -1628,6 +1645,10 @@ static const TCGTargetOpDef hppa_op_defs[] = {
{ INDEX_op_setcond_i32, { "r", "rZ", "rI" } },
{ INDEX_op_setcond2_i32, { "r", "rZ", "rZ", "rI", "rI" } },
+ /* ??? We can actually support a signed 14-bit arg3, but we
+ only have existing constraints for a signed 11-bit. */
+ { INDEX_op_movcond_i32, { "r", "rZ", "rI", "rI", "0" } },
+
{ INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rI", "rZ" } },
{ INDEX_op_sub2_i32, { "r", "r", "rI", "rZ", "rK", "rZ" } },
diff --git a/tcg/hppa/tcg-target.h b/tcg/hppa/tcg-target.h
index 4defd28..5351353 100644
--- a/tcg/hppa/tcg-target.h
+++ b/tcg/hppa/tcg-target.h
@@ -96,7 +96,7 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 1
-#define TCG_TARGET_HAS_movcond_i32 0
+#define TCG_TARGET_HAS_movcond_i32 1
/* optional instructions automatically implemented */
#define TCG_TARGET_HAS_neg_i32 0 /* sub rd, 0, rs */
--
1.7.11.4
- [Qemu-devel] [PATCH] tcg-hppa: Implement movcond,
Richard Henderson <=