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amd64: simplify addition of new general registers. 

The purpose of this patch is only simplify the addition of new registers.
ORIG_RAX is kept as last register and any addition is done right before it.

2017-01-27  Walfred Tedeschi  <walfred.tedeschi@intel.com>

	* amd64-linux-tdep.h (AMD64_LINUX_ORIG_RAX_REGNUM):
	Set to AMD64_NUM_REGS.
This commit is contained in:
Walfred Tedeschi 2017-01-27 15:19:13 +01:00
parent 7005d26ac7
commit 8884e97e78
2 changed files with 6 additions and 1 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2017-01-27 Walfred Tedeschi <walfred.tedeschi@intel.com>
* amd64-linux-tdep.h (AMD64_LINUX_ORIG_RAX_REGNUM):
Set to AMD64_NUM_REGS.
2017-01-27 Walfred Tedeschi <walfred.tedeschi@intel.com>
* amd64-nat.c (amd64_native_gregset_reg_offset): Simplify logic

2
gdb/amd64-linux-tdep.h
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@ -26,7 +26,7 @@
/* Register number for the "orig_rax" register. If this register
contains a value >= 0 it is interpreted as the system call number
that the kernel is supposed to restart. */
#define AMD64_LINUX_ORIG_RAX_REGNUM (AMD64_ZMM31H_REGNUM + 1)
#define AMD64_LINUX_ORIG_RAX_REGNUM AMD64_NUM_REGS
/* Total number of registers for GNU/Linux. */
#define AMD64_LINUX_NUM_REGS (AMD64_LINUX_ORIG_RAX_REGNUM + 1)