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From: "Philippe Mathieu-Daudé" <f4bug@amsat.org>
To: Alistair Francis <alistair.francis@xilinx.com>,
	"Edgar E . Iglesias" <edgar.iglesias@xilinx.com>
Cc: "Philippe Mathieu-Daudé" <f4bug@amsat.org>,
	qemu-devel@nongnu.org, qemu-trivial@nongnu.org
Subject: [Qemu-devel] [PATCH 3/4] hw/registerfields: add 64-bit extract/deposit macros
Date: Wed, 13 Dec 2017 02:17:35 -0300	[thread overview]
Message-ID: <20171213051736.17755-4-f4bug@amsat.org> (raw)
In-Reply-To: <20171213051736.17755-1-f4bug@amsat.org>

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 include/hw/registerfields.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/include/hw/registerfields.h b/include/hw/registerfields.h
index ad9d7a82a3..f59e7f47bd 100644
--- a/include/hw/registerfields.h
+++ b/include/hw/registerfields.h
@@ -35,6 +35,9 @@
 #define FIELD_EX32(storage, reg, field)                                   \
     extract32((storage), R_ ## reg ## _ ## field ## _SHIFT,               \
               R_ ## reg ## _ ## field ## _LENGTH)
+#define FIELD_EX64(storage, reg, field)                                   \
+    extract64((storage), R_ ## reg ## _ ## field ## _SHIFT,               \
+              R_ ## reg ## _ ## field ## _LENGTH)
 
 /* Extract a field from an array of registers */
 #define ARRAY_FIELD_EX32(regs, reg, field)                                \
@@ -52,6 +55,14 @@
     d = deposit32((storage), R_ ## reg ## _ ## field ## _SHIFT,           \
                   R_ ## reg ## _ ## field ## _LENGTH, v.v);               \
     d; })
+#define FIELD_DP64(storage, reg, field, val) ({                           \
+    struct {                                                              \
+        unsigned int v:R_ ## reg ## _ ## field ## _LENGTH;                \
+    } v = { .v = val };                                                   \
+    uint64_t d;                                                           \
+    d = deposit64((storage), R_ ## reg ## _ ## field ## _SHIFT,           \
+                  R_ ## reg ## _ ## field ## _LENGTH, v.v);               \
+    d; })
 
 /* Deposit a field to array of registers.  */
 #define ARRAY_FIELD_DP32(regs, reg, field, val)                           \
-- 
2.15.1

  parent reply	other threads:[~2017-12-13  5:18 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-13  5:17 [Qemu-devel] [PATCH 0/4] Trivial changes in "registerfields.h" Philippe Mathieu-Daudé
2017-12-13  5:17 ` [Qemu-devel] [PATCH 1/4] MAINTAINERS: add "hw/registerfields.h" in Register API entry Philippe Mathieu-Daudé
2017-12-13  5:17 ` [Qemu-devel] [PATCH 2/4] hw/registerfields: fix a typo in the FIELD() documentation Philippe Mathieu-Daudé
2017-12-13  5:17 ` Philippe Mathieu-Daudé [this message]
2017-12-13 21:37   ` [Qemu-devel] [PATCH 3/4] hw/registerfields: add 64-bit extract/deposit macros francisco iglesias
2017-12-14 13:49     ` Philippe Mathieu-Daudé
2017-12-13  5:17 ` [Qemu-devel] [PATCH 4/4] hw/registerfields: add missing include Philippe Mathieu-Daudé
2017-12-13  9:06 ` [Qemu-devel] [PATCH 0/4] Trivial changes in "registerfields.h" Darren Kenny
2017-12-13 17:25   ` Alistair Francis
2017-12-13 18:10 ` Edgar E. Iglesias

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