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[Qemu-devel] [PATCH 01/16] tcg: Add TCGMemOp
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 01/16] tcg: Add TCGMemOp |
Date: |
Wed, 4 Sep 2013 14:04:50 -0700 |
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/tcg.h | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 file changed, 57 insertions(+), 2 deletions(-)
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 53c4b33..91dcd92 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -197,6 +197,60 @@ typedef enum TCGType {
#endif
} TCGType;
+/* Constants for qemu_ld and qemu_st for the Memory Operation field. */
+typedef enum TCGMemOp {
+ MO_8 = 0,
+ MO_16 = 1,
+ MO_32 = 2,
+ MO_64 = 3,
+ MO_SIZE = 3, /* Mask for the above. */
+
+ MO_SIGN = 4, /* Sign-extended, otherwise zero-extended. */
+
+ MO_BSWAP = 8, /* Host reverse endian. */
+#ifdef HOST_WORDS_BIGENDIAN
+ MO_LE = MO_BSWAP,
+ MO_BE = 0,
+#else
+ MO_LE = 0,
+ MO_BE = MO_BSWAP,
+#endif
+#ifdef TARGET_WORDS_BIGENDIAN
+ MO_TE = MO_BE,
+#else
+ MO_TE = MO_LE,
+#endif
+
+ /* Combinations of the above, for ease of use. */
+ MO_UB = MO_8,
+ MO_UW = MO_16,
+ MO_UL = MO_32,
+ MO_SB = MO_SIGN | MO_8,
+ MO_SW = MO_SIGN | MO_16,
+ MO_SL = MO_SIGN | MO_32,
+ MO_Q = MO_64,
+
+ MO_LEUW = MO_LE | MO_UW,
+ MO_LEUL = MO_LE | MO_UL,
+ MO_LESW = MO_LE | MO_SW,
+ MO_LESL = MO_LE | MO_SL,
+ MO_LEQ = MO_LE | MO_Q,
+
+ MO_BEUW = MO_BE | MO_UW,
+ MO_BEUL = MO_BE | MO_UL,
+ MO_BESW = MO_BE | MO_SW,
+ MO_BESL = MO_BE | MO_SL,
+ MO_BEQ = MO_BE | MO_Q,
+
+ MO_TEUW = MO_TE | MO_UW,
+ MO_TEUL = MO_TE | MO_UL,
+ MO_TESW = MO_TE | MO_SW,
+ MO_TESL = MO_TE | MO_SL,
+ MO_TEQ = MO_TE | MO_Q,
+
+ MO_SSIZE = MO_SIZE | MO_SIGN,
+} TCGMemOp;
+
typedef tcg_target_ulong TCGArg;
/* Define a type and accessor macros for variables. Using a struct is
@@ -217,8 +271,9 @@ typedef tcg_target_ulong TCGArg;
#define TCG_MAX_QEMU_LDST 640
typedef struct TCGLabelQemuLdst {
- int is_ld:1; /* qemu_ld: 1, qemu_st: 0 */
- int opc:4;
+ unsigned is_ld : 1; /* qemu_ld: 1, qemu_st: 0 */
+ TCGMemOp opc : 4;
+
int addrlo_reg; /* reg index for low word of guest virtual addr */
int addrhi_reg; /* reg index for high word of guest virtual addr */
int datalo_reg; /* reg index for low word to be loaded or stored */
--
1.8.1.4
- [Qemu-devel] [PATCH 00/16] Streamlining endian handling in TCG, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 03/16] tcg-aarch64: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 04/16] tcg-arm: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 02/16] tcg-i386: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 01/16] tcg: Add TCGMemOp,
Richard Henderson <=
- [Qemu-devel] [PATCH 05/16] tcg-s390: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 06/16] tcg-ppc: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 07/16] tcg-ppc64: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 08/16] tcg-hppa: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 09/16] tcg-mips: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 10/16] tcg-sparc: Use TCGMemOp within qemu_ldst routines, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 11/16] tcg: Add qemu_ld_st_i32/64, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 12/16] exec: Add both big- and little-endian memory helpers, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 14/16] tcg-i386: Remove "cb" output restriction from qemu_st8 for i386, Richard Henderson, 2013/09/04
- [Qemu-devel] [PATCH 13/16] tcg-i386: Tidy softmmu routines, Richard Henderson, 2013/09/04