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[Qemu-devel] [PATCH v2 08/18] tcg/mips: Implement field extraction opcod
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH v2 08/18] tcg/mips: Implement field extraction opcodes |
Date: |
Tue, 18 Oct 2016 08:10:21 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/mips/tcg-target.h | 2 +-
tcg/mips/tcg-target.inc.c | 4 ++++
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/tcg/mips/tcg-target.h b/tcg/mips/tcg-target.h
index 1bcea3b..f1c3137 100644
--- a/tcg/mips/tcg-target.h
+++ b/tcg/mips/tcg-target.h
@@ -123,7 +123,7 @@ extern bool use_mips32r2_instructions;
#define TCG_TARGET_HAS_bswap16_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_bswap32_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_deposit_i32 use_mips32r2_instructions
-#define TCG_TARGET_HAS_extract_i32 0
+#define TCG_TARGET_HAS_extract_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_sextract_i32 0
#define TCG_TARGET_HAS_ext8s_i32 use_mips32r2_instructions
#define TCG_TARGET_HAS_ext16s_i32 use_mips32r2_instructions
diff --git a/tcg/mips/tcg-target.inc.c b/tcg/mips/tcg-target.inc.c
index abce602..192dd49 100644
--- a/tcg/mips/tcg-target.inc.c
+++ b/tcg/mips/tcg-target.inc.c
@@ -1637,6 +1637,9 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode
opc,
case INDEX_op_deposit_i32:
tcg_out_opc_bf(s, OPC_INS, a0, a2, args[3] + args[4] - 1, args[3]);
break;
+ case INDEX_op_extract_i32:
+ tcg_out_opc_bf(s, OPC_EXT, a0, a1, a3 + args[3] - 1, a2);
+ break;
case INDEX_op_brcond_i32:
tcg_out_brcond(s, a2, a0, a1, arg_label(args[3]));
@@ -1736,6 +1739,7 @@ static const TCGTargetOpDef mips_op_defs[] = {
{ INDEX_op_ext16s_i32, { "r", "rZ" } },
{ INDEX_op_deposit_i32, { "r", "0", "rZ" } },
+ { INDEX_op_extract_i32, { "r", "r" } },
{ INDEX_op_brcond_i32, { "rZ", "rZ" } },
#if use_mips32r6_instructions
--
2.7.4
- [Qemu-devel] [PATCH v2 01/18] tcg: Add field extraction primitives, (continued)
- [Qemu-devel] [PATCH v2 01/18] tcg: Add field extraction primitives, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 09/18] tcg/ppc: Implement field extraction opcodes, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 06/18] tcg/arm: Implement field extraction opcodes, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 10/18] tcg/s390: Expose host facilities to tcg-target.h, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 16/18] target-mips: Use the new extract op, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 14/18] target-arm: Use new deposit and extract ops, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 12/18] tcg/s390: Support deposit into zero, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 13/18] target-alpha: Use deposit and extract ops, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 18/18] target-s390x: Use the new deposit and extract ops, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 08/18] tcg/mips: Implement field extraction opcodes,
Richard Henderson <=
- [Qemu-devel] [PATCH v2 11/18] tcg/s390: Implement field extraction opcodes, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 17/18] target-ppc: Use the new deposit and extract ops, Richard Henderson, 2016/10/18
- [Qemu-devel] [PATCH v2 15/18] target-i386: Use new deposit and extract ops, Richard Henderson, 2016/10/18
- Re: [Qemu-devel] [PATCH v2 00/18] tcg field extract primitives, no-reply, 2016/10/18
- Re: [Qemu-devel] [PATCH v2 00/18] tcg field extract primitives, Richard Henderson, 2016/10/24