[PATCH 1/2]support64: Add functions into types and target

Add functions into types.h, target.c, target.h to operate 64bits data.
Prepare for 64bits mips target.

Change-Id: I668a8a5ac12ba754ae310fa6e92cfc91af850b1c
Signed-off-by: Dongxue Zhang <elta.era@gmail.com>
Reviewed-on: http://openocd.zylin.com/1700
Tested-by: jenkins
Reviewed-by: Mathias Küster <kesmtp@freenet.de>
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>

1 files changed, 47 insertions, 0 deletions

diff --git a/src/helper/types.h b/src/helper/types.h
index 7a84528..210d3c3 100644
--- a/src/helper/types.h
+++ b/src/helper/types.h
@@ -110,6 +110,17 @@ typedef bool _Bool;
  * Again, note that the "buf" pointer in memory is probably unaligned.
  */
 
+static inline uint64_t le_to_h_u64(const uint8_t *buf)
+{
+	return (uint64_t)((uint64_t)buf[0] |
+			  (uint64_t)buf[1] << 8 |
+			  (uint64_t)buf[2] << 16 |
+			  (uint64_t)buf[3] << 24 |
+			  (uint64_t)buf[4] << 32 |
+			  (uint64_t)buf[5] << 40 |
+			  (uint64_t)buf[6] << 48 |
+			  (uint64_t)buf[7] << 56);
+}
 
 static inline uint32_t le_to_h_u32(const uint8_t* buf)
 {
@@ -126,6 +137,18 @@ static inline uint16_t le_to_h_u16(const uint8_t* buf)
 	return (uint16_t)(buf[0] | buf[1] << 8);
 }
 
+static inline uint64_t be_to_h_u64(const uint8_t *buf)
+{
+	return (uint64_t)((uint64_t)buf[7] |
+			  (uint64_t)buf[6] << 8 |
+			  (uint64_t)buf[5] << 16 |
+			  (uint64_t)buf[4] << 24 |
+			  (uint64_t)buf[3] << 32 |
+			  (uint64_t)buf[2] << 40 |
+			  (uint64_t)buf[1] << 48 |
+			  (uint64_t)buf[0] << 56);
+}
+
 static inline uint32_t be_to_h_u32(const uint8_t* buf)
 {
 	return (uint32_t)(buf[3] | buf[2] << 8 | buf[1] << 16 | buf[0] << 24);
@@ -141,6 +164,30 @@ static inline uint16_t be_to_h_u16(const uint8_t* buf)
 	return (uint16_t)(buf[1] | buf[0] << 8);
 }
 
+static inline void h_u64_to_le(uint8_t *buf, int64_t val)
+{
+	buf[7] = (uint8_t) (val >> 56);
+	buf[6] = (uint8_t) (val >> 48);
+	buf[5] = (uint8_t) (val >> 40);
+	buf[4] = (uint8_t) (val >> 32);
+	buf[3] = (uint8_t) (val >> 24);
+	buf[2] = (uint8_t) (val >> 16);
+	buf[1] = (uint8_t) (val >> 8);
+	buf[0] = (uint8_t) (val >> 0);
+}
+
+static inline void h_u64_to_be(uint8_t *buf, int64_t val)
+{
+	buf[0] = (uint8_t) (val >> 56);
+	buf[1] = (uint8_t) (val >> 48);
+	buf[2] = (uint8_t) (val >> 40);
+	buf[3] = (uint8_t) (val >> 32);
+	buf[4] = (uint8_t) (val >> 24);
+	buf[5] = (uint8_t) (val >> 16);
+	buf[6] = (uint8_t) (val >> 8);
+	buf[7] = (uint8_t) (val >> 0);
+}
+
 static inline void h_u32_to_le(uint8_t* buf, int val)
 {
 	buf[3] = (uint8_t) (val >> 24);