[02/36] memory: Introduce size_memop

Message ID	20190903160858.5296-3-richard.henderson@linaro.org
State	Accepted
Commit	66b9b24375ac215cdcbdf9e14d665395360abff4
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; From: Richard Henderson <richard.henderson@linaro.org> To: qemu-devel@nongnu.org Date: Tue, 3 Sep 2019 09:08:24 -0700 Message-Id: <20190903160858.5296-3-richard.henderson@linaro.org> In-Reply-To: <20190903160858.5296-1-richard.henderson@linaro.org> References: <20190903160858.5296-1-richard.henderson@linaro.org> Subject: [Qemu-devel] [PATCH 02/36] memory: Introduce size_memop Precedence: list Cc: peter.maydell@linaro.org, Tony Nguyen <tony.nguyen@bt.com> Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+patch=linaro.org@nongnu.org>
Series	tcg patch queue \| expand [00/36] tcg patch queue [01/36] tcg: TCGMemOp is now accelerator independent MemOp [02/36] memory: Introduce size_memop [03/36] target/mips: Access MemoryRegion with MemOp [04/36] hw/s390x: Access MemoryRegion with MemOp [05/36] hw/intc/armv7m_nic: Access MemoryRegion with MemOp [06/36] hw/virtio: Access MemoryRegion with MemOp [07/36] hw/vfio: Access MemoryRegion with MemOp [08/36] exec: Access MemoryRegion with MemOp [09/36] cputlb: Access MemoryRegion with MemOp [10/36] memory: Access MemoryRegion with MemOp [11/36] hw/s390x: Hard code size with MO_{8\|16\|32\|64} [12/36] target/mips: Hard code size with MO_{8\|16\|32\|64} [13/36] exec: Hard code size with MO_{8\|16\|32\|64} [14/36] memory: Access MemoryRegion with endianness [15/36] cputlb: Replace size and endian operands for MemOp [16/36] memory: Single byte swap along the I/O path [17/36] cputlb: Byte swap memory transaction attribute [18/36] target/sparc: Add TLB entry with attributes [19/36] target/sparc: sun4u Invert Endian TTE bit [20/36] exec: Move user-only watchpoint stubs inline [21/36] exec: Factor out core logic of check_watchpoint() [22/36] cputlb: Fold TLB_RECHECK into TLB_INVALID_MASK [23/36] exec: Factor out cpu_watchpoint_address_matches [24/36] cputlb: Fix size operand for tlb_fill on unaligned store [25/36] cputlb: Remove double-alignment in store_helper [26/36] cputlb: Handle watchpoints via TLB_WATCHPOINT [27/36] tcg: Check for watchpoints in probe_write() [28/36] s390x/tcg: Use guest_addr_valid() instead of h2g_valid() in probe_write_access() [29/36] s390x/tcg: Fix length calculation in probe_write_access() [30/36] tcg: Factor out CONFIG_USER_ONLY probe_write() from s390x code [31/36] tcg: Enforce single page access in probe_write() [32/36] mips/tcg: Call probe_write() for CONFIG_USER_ONLY as well [33/36] hppa/tcg: Call probe_write() also for CONFIG_USER_ONLY [34/36] s390x/tcg: Pass a size to probe_write() in do_csst() [35/36] tcg: Make probe_write() return a pointer to the host page [36/36] tcg: Factor out probe_write() logic into probe_access()

Message ID

20190903160858.5296-3-richard.henderson@linaro.org

State

Accepted

Commit

66b9b24375ac215cdcbdf9e14d665395360abff4

Headers

Received-SPF: pass (google.com: domain of
	qemu-devel-bounces+patch=linaro.org@nongnu.org designates
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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Date: Tue,  3 Sep 2019 09:08:24 -0700
Message-Id: <20190903160858.5296-3-richard.henderson@linaro.org>
In-Reply-To: <20190903160858.5296-1-richard.henderson@linaro.org>
References: <20190903160858.5296-1-richard.henderson@linaro.org>
Subject: [Qemu-devel] [PATCH 02/36] memory: Introduce size_memop
Precedence: list
Cc: peter.maydell@linaro.org, Tony Nguyen <tony.nguyen@bt.com>
Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org
Sender: "Qemu-devel" <qemu-devel-bounces+patch=linaro.org@nongnu.org>

Series

tcg patch queue | expand

Commit Message

Richard Henderson Sept. 3, 2019, 4:08 p.m. UTC

From: Tony Nguyen <tony.nguyen@bt.com>


The memory_region_dispatch_{read|write} operand "unsigned size" is
being converted into a "MemOp op".

Introduce no-op size_memop to aid preparatory conversion of
interfaces.

Once interfaces are converted, size_memop will be implemented to
return a MemOp from size in bytes.

Signed-off-by: Tony Nguyen <tony.nguyen@bt.com>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Message-Id: <35b8ee74020f67cf40848fb7d5f127cf96c851d6.1566466906.git.tony.nguyen@bt.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 include/exec/memop.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

-- 
2.17.1

diff --git a/include/exec/memop.h b/include/exec/memop.h
index 7262ca3dfd..dfd76a1604 100644
--- a/include/exec/memop.h
+++ b/include/exec/memop.h
@@ -107,4 +107,14 @@  typedef enum MemOp {
     MO_SSIZE = MO_SIZE | MO_SIGN,
 } MemOp;
 
+/* Size in bytes to MemOp.  */
+static inline unsigned size_memop(unsigned size)
+{
+    /*
+     * FIXME: No-op to aid conversion of memory_region_dispatch_{read|write}
+     * "unsigned size" operand into a "MemOp op".
+     */
+    return size;
+}
+
 #endif

[02/36] memory: Introduce size_memop

Commit Message

Patch