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[Qemu-devel] [PATCH v2 4/9] tcg-ppc64: Don't implement rem
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 4/9] tcg-ppc64: Don't implement rem |
Date: |
Wed, 26 Jun 2013 13:52:04 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/ppc64/tcg-target.c | 26 --------------------------
tcg/ppc64/tcg-target.h | 4 ++--
2 files changed, 2 insertions(+), 28 deletions(-)
diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
index 606b73d..0678de2 100644
--- a/tcg/ppc64/tcg-target.c
+++ b/tcg/ppc64/tcg-target.c
@@ -1617,18 +1617,6 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc,
const TCGArg *args,
tcg_out32 (s, DIVWU | TAB (args[0], args[1], args[2]));
break;
- case INDEX_op_rem_i32:
- tcg_out32 (s, DIVW | TAB (0, args[1], args[2]));
- tcg_out32 (s, MULLW | TAB (0, 0, args[2]));
- tcg_out32 (s, SUBF | TAB (args[0], 0, args[1]));
- break;
-
- case INDEX_op_remu_i32:
- tcg_out32 (s, DIVWU | TAB (0, args[1], args[2]));
- tcg_out32 (s, MULLW | TAB (0, 0, args[2]));
- tcg_out32 (s, SUBF | TAB (args[0], 0, args[1]));
- break;
-
case INDEX_op_shl_i32:
if (const_args[2]) {
tcg_out_rlw(s, RLWINM, args[0], args[1], args[2], 0, 31 - args[2]);
@@ -1786,16 +1774,6 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc,
const TCGArg *args,
case INDEX_op_divu_i64:
tcg_out32 (s, DIVDU | TAB (args[0], args[1], args[2]));
break;
- case INDEX_op_rem_i64:
- tcg_out32 (s, DIVD | TAB (0, args[1], args[2]));
- tcg_out32 (s, MULLD | TAB (0, 0, args[2]));
- tcg_out32 (s, SUBF | TAB (args[0], 0, args[1]));
- break;
- case INDEX_op_remu_i64:
- tcg_out32 (s, DIVDU | TAB (0, args[1], args[2]));
- tcg_out32 (s, MULLD | TAB (0, 0, args[2]));
- tcg_out32 (s, SUBF | TAB (args[0], 0, args[1]));
- break;
case INDEX_op_qemu_ld8u:
tcg_out_qemu_ld (s, args, 0);
@@ -2064,8 +2042,6 @@ static const TCGTargetOpDef ppc_op_defs[] = {
{ INDEX_op_mul_i32, { "r", "r", "rI" } },
{ INDEX_op_div_i32, { "r", "r", "r" } },
{ INDEX_op_divu_i32, { "r", "r", "r" } },
- { INDEX_op_rem_i32, { "r", "r", "r" } },
- { INDEX_op_remu_i32, { "r", "r", "r" } },
{ INDEX_op_sub_i32, { "r", "rI", "ri" } },
{ INDEX_op_and_i32, { "r", "r", "ri" } },
{ INDEX_op_or_i32, { "r", "r", "ri" } },
@@ -2108,8 +2084,6 @@ static const TCGTargetOpDef ppc_op_defs[] = {
{ INDEX_op_mul_i64, { "r", "r", "rI" } },
{ INDEX_op_div_i64, { "r", "r", "r" } },
{ INDEX_op_divu_i64, { "r", "r", "r" } },
- { INDEX_op_rem_i64, { "r", "r", "r" } },
- { INDEX_op_remu_i64, { "r", "r", "r" } },
{ INDEX_op_neg_i64, { "r", "r" } },
{ INDEX_op_not_i64, { "r", "r" } },
diff --git a/tcg/ppc64/tcg-target.h b/tcg/ppc64/tcg-target.h
index 7c600f1..48fc6e2 100644
--- a/tcg/ppc64/tcg-target.h
+++ b/tcg/ppc64/tcg-target.h
@@ -76,7 +76,7 @@ typedef enum {
/* optional instructions */
#define TCG_TARGET_HAS_div_i32 1
-#define TCG_TARGET_HAS_rem_i32 1
+#define TCG_TARGET_HAS_rem_i32 0
#define TCG_TARGET_HAS_rot_i32 1
#define TCG_TARGET_HAS_ext8s_i32 1
#define TCG_TARGET_HAS_ext16s_i32 1
@@ -97,7 +97,7 @@ typedef enum {
#define TCG_TARGET_HAS_muls2_i32 0
#define TCG_TARGET_HAS_div_i64 1
-#define TCG_TARGET_HAS_rem_i64 1
+#define TCG_TARGET_HAS_rem_i64 0
#define TCG_TARGET_HAS_rot_i64 1
#define TCG_TARGET_HAS_ext8s_i64 1
#define TCG_TARGET_HAS_ext16s_i64 1
--
1.8.1.4
- [Qemu-devel] [PATCH v2 0/9] tcg: remainder and arm runtime detection, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 1/9] tcg: Split rem requirement from div requirement, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 2/9] tcg-arm: Don't implement rem, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 3/9] tcg-ppc: Don't implement rem, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 4/9] tcg-ppc64: Don't implement rem,
Richard Henderson <=
- [Qemu-devel] [PATCH v2 5/9] tcg: Allow non-constant control macros, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 6/9] tcg: Simplify logic using TCG_OPF_NOT_PRESENT, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 7/9] tcg-arm: Make use of conditional availability of opcodes for divide, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 8/9] tcg-arm: Simplify logic in detecting the ARM ISA in use, Richard Henderson, 2013/06/26
- [Qemu-devel] [PATCH v2 9/9] tcg-arm: Use AT_PLATFORM to detect the host ISA, Richard Henderson, 2013/06/26