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[Qemu-devel] [PATCH v4 04/64] tcg/aarch64: Implement field extraction op
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v4 04/64] tcg/aarch64: Implement field extraction opcodes |
Date: |
Wed, 23 Nov 2016 14:01:01 +0100 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/aarch64/tcg-target.h | 8 ++++----
tcg/aarch64/tcg-target.inc.c | 14 ++++++++++++++
2 files changed, 18 insertions(+), 4 deletions(-)
diff --git a/tcg/aarch64/tcg-target.h b/tcg/aarch64/tcg-target.h
index 410c31b..4a74bd8 100644
--- a/tcg/aarch64/tcg-target.h
+++ b/tcg/aarch64/tcg-target.h
@@ -63,8 +63,8 @@ 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_extract_i32 0
-#define TCG_TARGET_HAS_sextract_i32 0
+#define TCG_TARGET_HAS_extract_i32 1
+#define TCG_TARGET_HAS_sextract_i32 1
#define TCG_TARGET_HAS_movcond_i32 1
#define TCG_TARGET_HAS_add2_i32 1
#define TCG_TARGET_HAS_sub2_i32 1
@@ -95,8 +95,8 @@ typedef enum {
#define TCG_TARGET_HAS_nand_i64 0
#define TCG_TARGET_HAS_nor_i64 0
#define TCG_TARGET_HAS_deposit_i64 1
-#define TCG_TARGET_HAS_extract_i64 0
-#define TCG_TARGET_HAS_sextract_i64 0
+#define TCG_TARGET_HAS_extract_i64 1
+#define TCG_TARGET_HAS_sextract_i64 1
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c
index 1939d35..c0e9890 100644
--- a/tcg/aarch64/tcg-target.inc.c
+++ b/tcg/aarch64/tcg-target.inc.c
@@ -1640,6 +1640,16 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
tcg_out_dep(s, ext, a0, REG0(2), args[3], args[4]);
break;
+ case INDEX_op_extract_i64:
+ case INDEX_op_extract_i32:
+ tcg_out_ubfm(s, ext, a0, a1, a2, a2 + args[3] - 1);
+ break;
+
+ case INDEX_op_sextract_i64:
+ case INDEX_op_sextract_i32:
+ tcg_out_sbfm(s, ext, a0, a1, a2, a2 + args[3] - 1);
+ break;
+
case INDEX_op_add2_i32:
tcg_out_addsub2(s, TCG_TYPE_I32, a0, a1, REG0(2), REG0(3),
(int32_t)args[4], args[5], const_args[4],
@@ -1785,6 +1795,10 @@ static const TCGTargetOpDef aarch64_op_defs[] = {
{ INDEX_op_deposit_i32, { "r", "0", "rZ" } },
{ INDEX_op_deposit_i64, { "r", "0", "rZ" } },
+ { INDEX_op_extract_i32, { "r", "r" } },
+ { INDEX_op_extract_i64, { "r", "r" } },
+ { INDEX_op_sextract_i32, { "r", "r" } },
+ { INDEX_op_sextract_i64, { "r", "r" } },
{ INDEX_op_add2_i32, { "r", "r", "rZ", "rZ", "rA", "rMZ" } },
{ INDEX_op_add2_i64, { "r", "r", "rZ", "rZ", "rA", "rMZ" } },
--
2.7.4
- [Qemu-devel] [PATCH v4 00/64] tcg 2.9 patch queue, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 01/64] tcg: Add field extraction primitives, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 02/64] tcg: Minor adjustments to deposit expanders, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 04/64] tcg/aarch64: Implement field extraction opcodes,
Richard Henderson <=
- [Qemu-devel] [PATCH v4 03/64] tcg: Add deposit_z expander, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 05/64] tcg/arm: Move isa detection to tcg-target.h, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 08/64] tcg/mips: Implement field extraction opcodes, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 06/64] tcg/arm: Implement field extraction opcodes, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 07/64] tcg/i386: Implement field extraction opcodes, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 09/64] tcg/ppc: Implement field extraction opcodes, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 11/64] tcg/s390: Implement field extraction opcodes, Richard Henderson, 2016/11/23
- [Qemu-devel] [PATCH v4 10/64] tcg/s390: Expose host facilities to tcg-target.h, Richard Henderson, 2016/11/23