From: Nathan Froyd <froydnj@codesourcery.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PATCH 08/11] target-mips: add enums for MIPS16 opcodes
Date: Mon, 23 Nov 2009 12:50:06 -0800 [thread overview]
Message-ID: <1259009409-2755-9-git-send-email-froydnj@codesourcery.com> (raw)
In-Reply-To: <1259009409-2755-1-git-send-email-froydnj@codesourcery.com>
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
---
target-mips/translate.c | 112 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 112 insertions(+), 0 deletions(-)
diff --git a/target-mips/translate.c b/target-mips/translate.c
index e7aee33..611774b 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -7600,6 +7600,118 @@ static void handle_delay_slot (CPUState *env, DisasContext *ctx,
/* ISA extensions (ASEs) */
/* MIPS16 extension to MIPS32 */
+
+/* MIPS16 major opcodes */
+enum {
+ M16_OPC_ADDIUSP = 0x00,
+ M16_OPC_ADDIUPC = 0x01,
+ M16_OPC_B = 0x02,
+ M16_OPC_JAL = 0x03,
+ M16_OPC_BEQZ = 0x04,
+ M16_OPC_BNEQZ = 0x05,
+ M16_OPC_SHIFT = 0x06,
+ M16_OPC_LD = 0x07,
+ M16_OPC_RRIA = 0x08,
+ M16_OPC_ADDIU8 = 0x09,
+ M16_OPC_SLTI = 0x0a,
+ M16_OPC_SLTIU = 0x0b,
+ M16_OPC_I8 = 0x0c,
+ M16_OPC_LI = 0x0d,
+ M16_OPC_CMPI = 0x0e,
+ M16_OPC_SD = 0x0f,
+ M16_OPC_LB = 0x10,
+ M16_OPC_LH = 0x11,
+ M16_OPC_LWSP = 0x12,
+ M16_OPC_LW = 0x13,
+ M16_OPC_LBU = 0x14,
+ M16_OPC_LHU = 0x15,
+ M16_OPC_LWPC = 0x16,
+ M16_OPC_LWU = 0x17,
+ M16_OPC_SB = 0x18,
+ M16_OPC_SH = 0x19,
+ M16_OPC_SWSP = 0x1a,
+ M16_OPC_SW = 0x1b,
+ M16_OPC_RRR = 0x1c,
+ M16_OPC_RR = 0x1d,
+ M16_OPC_EXTEND = 0x1e,
+ M16_OPC_I64 = 0x1f
+};
+
+/* I8 funct field */
+enum {
+ I8_BTEQZ = 0x0,
+ I8_BTNEZ = 0x1,
+ I8_SWRASP = 0x2,
+ I8_ADJSP = 0x3,
+ I8_SVRS = 0x4,
+ I8_MOV32R = 0x5,
+ I8_MOVR32 = 0x7
+};
+
+/* RRR f field */
+enum {
+ RRR_DADDU = 0x0,
+ RRR_ADDU = 0x1,
+ RRR_DSUBU = 0x2,
+ RRR_SUBU = 0x3
+};
+
+/* RR funct field */
+enum {
+ RR_JR = 0x00,
+ RR_SDBBP = 0x01,
+ RR_SLT = 0x02,
+ RR_SLTU = 0x03,
+ RR_SLLV = 0x04,
+ RR_BREAK = 0x05,
+ RR_SRLV = 0x06,
+ RR_SRAV = 0x07,
+ RR_DSRL = 0x08,
+ RR_CMP = 0x0a,
+ RR_NEG = 0x0b,
+ RR_AND = 0x0c,
+ RR_OR = 0x0d,
+ RR_XOR = 0x0e,
+ RR_NOT = 0x0f,
+ RR_MFHI = 0x10,
+ RR_CNVT = 0x11,
+ RR_MFLO = 0x12,
+ RR_DSRA = 0x13,
+ RR_DSLLV = 0x14,
+ RR_DSRLV = 0x16,
+ RR_DSRAV = 0x17,
+ RR_MULT = 0x18,
+ RR_MULTU = 0x19,
+ RR_DIV = 0x1a,
+ RR_DIVU = 0x1b,
+ RR_DMULT = 0x1c,
+ RR_DMULTU = 0x1d,
+ RR_DDIV = 0x1e,
+ RR_DDIVU = 0x1f
+};
+
+/* I64 funct field */
+enum {
+ I64_LDSP = 0x0,
+ I64_SDSP = 0x1,
+ I64_SDRASP = 0x2,
+ I64_DADJSP = 0x3,
+ I64_LDPC = 0x4,
+ I64_DADDIU = 0x5,
+ I64_DADDIUPC = 0x6,
+ I64_DADDIUSP = 0x7
+};
+
+/* RR ry field for CNVT */
+enum {
+ RR_RY_CNVT_ZEB = 0x0,
+ RR_RY_CNVT_ZEH = 0x1,
+ RR_RY_CNVT_ZEW = 0x2,
+ RR_RY_CNVT_SEB = 0x4,
+ RR_RY_CNVT_SEH = 0x5,
+ RR_RY_CNVT_SEW = 0x6,
+};
+
/* SmartMIPS extension to MIPS32 */
#if defined(TARGET_MIPS64)
--
1.6.3.2
next prev parent reply other threads:[~2009-11-23 21:17 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-23 20:49 [Qemu-devel] [PATCH 00/11] target-mips: add mips16 support Nathan Froyd
2009-11-23 20:49 ` [Qemu-devel] [PATCH 01/11] target-mips: add ISAMode bits for mips16 execution Nathan Froyd
2009-11-28 10:17 ` Aurelien Jarno
2009-11-30 17:45 ` Aurelien Jarno
2009-11-23 20:50 ` [Qemu-devel] [PATCH 02/11] target-mips: add new HFLAGs for JALX and 16/32-bit delay slots Nathan Froyd
2009-11-23 20:50 ` [Qemu-devel] [PATCH 03/11] target-mips: change interrupt bits to be mips16-aware Nathan Froyd
2009-11-28 10:17 ` Aurelien Jarno
2009-11-23 20:50 ` [Qemu-devel] [PATCH 04/11] target-mips: move ROTR and ROTRV inside gen_shift_{imm, } Nathan Froyd
2009-11-23 20:50 ` [Qemu-devel] [PATCH 05/11] target-mips: make gen_compute_branch 16/32-bit-aware Nathan Froyd
2009-11-23 20:50 ` [Qemu-devel] [PATCH 06/11] target-mips: add gen_base_offset_addr Nathan Froyd
2009-11-28 10:17 ` Aurelien Jarno
2009-11-23 20:50 ` [Qemu-devel] [PATCH 07/11] target-mips: split out delay slot handling Nathan Froyd
2009-11-23 20:50 ` Nathan Froyd [this message]
2009-11-23 20:50 ` [Qemu-devel] [PATCH 09/11] target-mips: add mips16 instruction decoding Nathan Froyd
2009-11-28 10:17 ` Aurelien Jarno
2009-11-23 20:50 ` [Qemu-devel] [PATCH 10/11] gdbstub: add MIPS16 support Nathan Froyd
2009-11-23 20:50 ` [Qemu-devel] [PATCH 11/11] target-mips: add copyright notice for mips16 work Nathan Froyd
2009-11-28 10:17 ` [Qemu-devel] [PATCH 00/11] target-mips: add mips16 support Aurelien Jarno
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