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Centralize amd64-linux target descriptions

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This patch adds a new function amd64_linux_read_description, which
creates amd64-linux target descriptions according to its two
arguments, xcr0 and is_x32.

gdb:

2017-09-05  Yao Qi  <yao.qi@linaro.org>

	* amd64-linux-tdep.c (amd64_linux_read_description): New
	function.
	(amd64_linux_core_read_description): Call
	amd64_linux_read_description.
	(amd64_linux_init_abi): Likewise.
	(amd64_x32_linux_init_abi): Likewise.
	* amd64-linux-tdep.h (amd64_linux_read_description): Declare.
	* x86-linux-nat.c (x86_linux_read_description): Call
	amd64_linux_read_description.
This commit is contained in:
Yao Qi
2017-09-05 09:54:53 +01:00
parent b9f1d50ffc
commit 9d3d478be5
4 changed files with 67 additions and 72 deletions
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6
gdb/amd64-linux-tdep.h
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@ -43,6 +43,12 @@ extern struct target_desc *tdesc_x32_linux;
extern struct target_desc *tdesc_x32_avx_linux;
extern struct target_desc *tdesc_x32_avx_avx512_linux;
/* Return the right amd64-linux target descriptions according to
XCR0_FEATURES_BIT and IS_X32. */
const target_desc *amd64_linux_read_description (uint64_t xcr0_features_bit,
bool is_x32);
/* Enum that defines the syscall identifiers for amd64 linux.
Used for process record/replay, these will be translated into
a gdb-canonical set of syscall ids in linux-record.c. */