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[Qemu-devel] [PATCH 03/13] tcg-sparc: Implement movcond.
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 03/13] tcg-sparc: Implement movcond. |
Date: |
Wed, 10 Oct 2012 09:02:37 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/sparc/tcg-target.c | 43 ++++++++++++++++++++++++++++++++++++-------
tcg/sparc/tcg-target.h | 4 ++--
2 files changed, 38 insertions(+), 9 deletions(-)
diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c
index 2475808..79530ec 100644
--- a/tcg/sparc/tcg-target.c
+++ b/tcg/sparc/tcg-target.c
@@ -539,6 +539,22 @@ static void tcg_out_brcond_i32(TCGContext *s, TCGCond cond,
tcg_out_nop(s);
}
+static void tcg_out_movcc(TCGContext *s, TCGCond cond, int cc, TCGArg ret,
+ TCGArg v1, int v1const)
+{
+ tcg_out32(s, ARITH_MOVCC | cc | INSN_RD(ret)
+ | INSN_RS1(tcg_cond_to_bcond[cond])
+ | (v1const ? INSN_IMM11(v1) : INSN_RS2(v1)));
+}
+
+static void tcg_out_movcond_i32(TCGContext *s, TCGCond cond, TCGArg ret,
+ TCGArg c1, TCGArg c2, int c2const,
+ TCGArg v1, int v1const)
+{
+ tcg_out_cmp(s, c1, c2, c2const);
+ tcg_out_movcc(s, cond, MOVCC_ICC, ret, v1, v1const);
+}
+
#if TCG_TARGET_REG_BITS == 64
static void tcg_out_brcond_i64(TCGContext *s, TCGCond cond,
TCGArg arg1, TCGArg arg2, int const_arg2,
@@ -548,6 +564,14 @@ static void tcg_out_brcond_i64(TCGContext *s, TCGCond cond,
tcg_out_branch_i64(s, tcg_cond_to_bcond[cond], label_index);
tcg_out_nop(s);
}
+
+static void tcg_out_movcond_i64(TCGContext *s, TCGCond cond, TCGArg ret,
+ TCGArg c1, TCGArg c2, int c2const,
+ TCGArg v1, int v1const)
+{
+ tcg_out_cmp(s, c1, c2, c2const);
+ tcg_out_movcc(s, cond, MOVCC_XCC, ret, v1, v1const);
+}
#else
static void tcg_out_brcond2_i32(TCGContext *s, TCGCond cond,
TCGArg al, TCGArg ah,
@@ -621,9 +645,7 @@ static void tcg_out_setcond_i32(TCGContext *s, TCGCond
cond, TCGArg ret,
default:
tcg_out_cmp(s, c1, c2, c2const);
tcg_out_movi_imm13(s, ret, 0);
- tcg_out32(s, ARITH_MOVCC | INSN_RD(ret)
- | INSN_RS1(tcg_cond_to_bcond[cond])
- | MOVCC_ICC | INSN_IMM11(1));
+ tcg_out_movcc(s, cond, MOVCC_ICC, ret, 1, 1);
return;
}
@@ -641,9 +663,7 @@ static void tcg_out_setcond_i64(TCGContext *s, TCGCond
cond, TCGArg ret,
{
tcg_out_cmp(s, c1, c2, c2const);
tcg_out_movi_imm13(s, ret, 0);
- tcg_out32 (s, ARITH_MOVCC | INSN_RD(ret)
- | INSN_RS1(tcg_cond_to_bcond[cond])
- | MOVCC_XCC | INSN_IMM11(1));
+ tcg_out_movcc(s, cond, MOVCC_XCC, ret, 1, 1);
}
#else
static void tcg_out_setcond2_i32(TCGContext *s, TCGCond cond, TCGArg ret,
@@ -1202,6 +1222,10 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode
opc, const TCGArg *args,
tcg_out_setcond_i32(s, args[3], args[0], args[1],
args[2], const_args[2]);
break;
+ case INDEX_op_movcond_i32:
+ tcg_out_movcond_i32(s, args[5], args[0], args[1],
+ args[2], const_args[2], args[3], const_args[3]);
+ break;
#if TCG_TARGET_REG_BITS == 32
case INDEX_op_brcond2_i32:
@@ -1337,7 +1361,10 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode
opc, const TCGArg *args,
tcg_out_setcond_i64(s, args[3], args[0], args[1],
args[2], const_args[2]);
break;
-
+ case INDEX_op_movcond_i64:
+ tcg_out_movcond_i64(s, args[5], args[0], args[1],
+ args[2], const_args[2], args[3], const_args[3]);
+ break;
#endif
gen_arith:
tcg_out_arithc(s, args[0], args[1], args[2], const_args[2], c);
@@ -1392,6 +1419,7 @@ static const TCGTargetOpDef sparc_op_defs[] = {
{ INDEX_op_brcond_i32, { "r", "rJ" } },
{ INDEX_op_setcond_i32, { "r", "r", "rJ" } },
+ { INDEX_op_movcond_i32, { "r", "r", "rJ", "rI", "0" } },
#if TCG_TARGET_REG_BITS == 32
{ INDEX_op_brcond2_i32, { "r", "r", "rJ", "rJ" } },
@@ -1441,6 +1469,7 @@ static const TCGTargetOpDef sparc_op_defs[] = {
{ INDEX_op_brcond_i64, { "r", "rJ" } },
{ INDEX_op_setcond_i64, { "r", "r", "rJ" } },
+ { INDEX_op_movcond_i64, { "r", "r", "rJ", "rI", "0" } },
#endif
#if TCG_TARGET_REG_BITS == 64
diff --git a/tcg/sparc/tcg-target.h b/tcg/sparc/tcg-target.h
index 6314ffb..c718a52 100644
--- a/tcg/sparc/tcg-target.h
+++ b/tcg/sparc/tcg-target.h
@@ -99,7 +99,7 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i32 0
#define TCG_TARGET_HAS_nor_i32 0
#define TCG_TARGET_HAS_deposit_i32 0
-#define TCG_TARGET_HAS_movcond_i32 0
+#define TCG_TARGET_HAS_movcond_i32 1
#if TCG_TARGET_REG_BITS == 64
#define TCG_TARGET_HAS_div_i64 1
@@ -121,7 +121,7 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 0
-#define TCG_TARGET_HAS_movcond_i64 0
+#define TCG_TARGET_HAS_movcond_i64 1
#endif
#define TCG_TARGET_HAS_GUEST_BASE
--
1.7.11.4
- [Qemu-devel] [PATCH v2 00/13] tcg-sparc fixes and improvements, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 01/13] target-sparc: Fix optimized %icc comparisons, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 02/13] tcg-sparc: Fix brcond2, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 03/13] tcg-sparc: Implement movcond.,
Richard Henderson <=
- [Qemu-devel] [PATCH 11/13] tcg-sparc: Dump illegal opode contents, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 05/13] tcg-sparc: Fix qemu_st for 32-bit, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 07/13] tcg-sparc: Fix add2/sub2, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 04/13] tcg-sparc: Fix setcond2, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 13/13] tcg-sparc: Emit MOVR insns for setcond_i64 and movcond_64, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 09/13] tcg-sparc: Optimize setcond2 equality compare with 0., Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 08/13] tcg-sparc: Use Z constraint for %g0, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 12/13] tcg-sparc: Emit BPr insns for brcond_i64, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 06/13] tcg-sparc: Fix setcond, Richard Henderson, 2012/10/10
- [Qemu-devel] [PATCH 10/13] tcg-sparc: Drop use of Bicc in favor of BPcc, Richard Henderson, 2012/10/10