[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] tcg-mips: Implement setcond2.
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH] tcg-mips: Implement setcond2. |
Date: |
Tue, 9 Feb 2010 12:12:34 -0800 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/mips/tcg-target.c | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/tcg/mips/tcg-target.c b/tcg/mips/tcg-target.c
index d181ff1..3a53221 100644
--- a/tcg/mips/tcg-target.c
+++ b/tcg/mips/tcg-target.c
@@ -643,6 +643,30 @@ static void tcg_out_setcond(TCGContext *s, int cond, int
ret,
}
}
+static void tcg_out_setcond2(TCGContext *s, int cond, int ret,
+ int al, int ah, int bl, int bh)
+{
+ switch (cond) {
+ case TCG_COND_EQ:
+ tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_T0, al, bl);
+ tcg_out_setcond(s, TCG_COND_EQ, ret, ah, bh);
+ tcg_out_opc_reg(s, OPC_AND, ret, ret, TCG_REG_T0);
+ break;
+ case TCG_COND_NE:
+ tcg_out_setcond(s, TCG_COND_NE, TCG_REG_T0, al, bl);
+ tcg_out_setcond(s, TCG_COND_NE, ret, ah, bh);
+ tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_T0);
+ break;
+ default:
+ tcg_out_setcond(s, tcg_unsigned_cond(cond), TCG_REG_T0, al, bl);
+ tcg_out_setcond(s, TCG_COND_EQ, TCG_REG_AT, ah, bh);
+ tcg_out_opc_reg(s, OPC_AND, TCG_REG_T0, TCG_REG_T0, TCG_REG_AT);
+ tcg_out_setcond(s, cond, ret, ah, bh);
+ tcg_out_opc_reg(s, OPC_OR, ret, ret, TCG_REG_T0);
+ break;
+ }
+}
+
#if defined(CONFIG_SOFTMMU)
#include "../../softmmu_defs.h"
@@ -1218,6 +1242,10 @@ static inline void tcg_out_op(TCGContext *s, int opc,
case INDEX_op_setcond_i32:
tcg_out_setcond(s, args[3], args[0], args[1], args[2]);
break;
+ case INDEX_op_setcond2_i32:
+ tcg_out_setcond2(s, args[5], args[0], args[1], args[2],
+ args[3], args[4]);
+ break;
case INDEX_op_qemu_ld8u:
tcg_out_qemu_ld(s, args, 0);
@@ -1297,6 +1325,7 @@ static const TCGTargetOpDef mips_op_defs[] = {
{ INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } },
{ INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } },
{ INDEX_op_brcond2_i32, { "rZ", "rZ", "rZ", "rZ" } },
+ { INDEX_op_setcond2_i32, { "r", "rZ", "rZ", "rZ", "rZ" } },
#if TARGET_LONG_BITS == 32
{ INDEX_op_qemu_ld8u, { "L", "lZ" } },
--
1.6.6
[Prev in Thread] |
Current Thread |
[Next in Thread] |
- [Qemu-devel] [PATCH] tcg-mips: Implement setcond2.,
Richard Henderson <=