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[Qemu-devel] [PATCH 01/10] tcg-mips: fix wrong usage of 'Z' constraint
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH 01/10] tcg-mips: fix wrong usage of 'Z' constraint |
Date: |
Fri, 21 Sep 2012 18:43:20 +0200 |
The 'Z' constraint has been introduced to map the zero register. However
when the op also accept a constant, there is no point to accept the zero
register in addition.
Signed-off-by: Aurelien Jarno <address@hidden>
---
tcg/mips/tcg-target.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/tcg/mips/tcg-target.c b/tcg/mips/tcg-target.c
index 74db83d..9293745 100644
--- a/tcg/mips/tcg-target.c
+++ b/tcg/mips/tcg-target.c
@@ -1453,24 +1453,24 @@ static const TCGTargetOpDef mips_op_defs[] = {
{ INDEX_op_st16_i32, { "rZ", "r" } },
{ INDEX_op_st_i32, { "rZ", "r" } },
- { INDEX_op_add_i32, { "r", "rZ", "rJZ" } },
+ { INDEX_op_add_i32, { "r", "rZ", "rJ" } },
{ INDEX_op_mul_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_mulu2_i32, { "r", "r", "rZ", "rZ" } },
{ INDEX_op_div_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_divu_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_rem_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_remu_i32, { "r", "rZ", "rZ" } },
- { INDEX_op_sub_i32, { "r", "rZ", "rJZ" } },
+ { INDEX_op_sub_i32, { "r", "rZ", "rJ" } },
- { INDEX_op_and_i32, { "r", "rZ", "rIZ" } },
+ { INDEX_op_and_i32, { "r", "rZ", "rI" } },
{ INDEX_op_nor_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_not_i32, { "r", "rZ" } },
{ INDEX_op_or_i32, { "r", "rZ", "rIZ" } },
{ INDEX_op_xor_i32, { "r", "rZ", "rIZ" } },
- { INDEX_op_shl_i32, { "r", "rZ", "riZ" } },
- { INDEX_op_shr_i32, { "r", "rZ", "riZ" } },
- { INDEX_op_sar_i32, { "r", "rZ", "riZ" } },
+ { INDEX_op_shl_i32, { "r", "rZ", "ri" } },
+ { INDEX_op_shr_i32, { "r", "rZ", "ri" } },
+ { INDEX_op_sar_i32, { "r", "rZ", "ri" } },
{ INDEX_op_ext8s_i32, { "r", "rZ" } },
{ INDEX_op_ext16s_i32, { "r", "rZ" } },
@@ -1479,8 +1479,8 @@ static const TCGTargetOpDef mips_op_defs[] = {
{ INDEX_op_setcond_i32, { "r", "rZ", "rZ" } },
{ INDEX_op_setcond2_i32, { "r", "rZ", "rZ", "rZ", "rZ" } },
- { INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } },
- { INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJZ", "rJZ" } },
+ { INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rJ", "rJ" } },
+ { INDEX_op_sub2_i32, { "r", "r", "rZ", "rZ", "rJ", "rJ" } },
{ INDEX_op_brcond2_i32, { "rZ", "rZ", "rZ", "rZ" } },
#if TARGET_LONG_BITS == 32
--
1.7.10.4
- [Qemu-devel] [PATCH 00/10] tcg/mips: cleanup and improvements, Aurelien Jarno, 2012/09/21
- [Qemu-devel] [PATCH 09/10] tcg/mips: implement deposit op on MIPS32R2, Aurelien Jarno, 2012/09/21
- [Qemu-devel] [PATCH 07/10] tcg/mips: optimize bswap{16, 16s, 32} on MIPS32R2, Aurelien Jarno, 2012/09/21
- [Qemu-devel] [PATCH 01/10] tcg-mips: fix wrong usage of 'Z' constraint,
Aurelien Jarno <=
- [Qemu-devel] [PATCH 04/10] tcg/mips: don't use global pointer, Aurelien Jarno, 2012/09/21
- [Qemu-devel] [PATCH 10/10] tcg/mips: implement movcond op on MIPS32R2, Aurelien Jarno, 2012/09/21
- [Qemu-devel] [PATCH 08/10] tcg/mips: implement rotl/rotr ops on MIPS32R2, Aurelien Jarno, 2012/09/21
- [Qemu-devel] [PATCH 05/10] tcg/mips: use stack for TCG temps, Aurelien Jarno, 2012/09/21