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Add support for extensions in the .machine pseudoop on S/390, e.g. ".machine zEC12+nohtm+vx"

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gas	* doc/c-s390.texi: Add documentation.
	Add missing code markup.
	* config/tc-s390.c (current_flags): New static variable.
	(s390_parse_cpu): Parse cpu flags a la "+nohtm" etc.
	(s390_setup_opcodes): Use cpu flags to determine the set of opcodes.
	Fix indentation.
	(md_parse_option): Call s390_parse_cpu with the new signature.
	(s390_machine): Likewise.
	Keep track of current_flags.
	Simplify code a bit.
	undefine MAX_HISTORY at end of function.
	(s390_machinemode): undefine MAX_HISTORY at end of function.
	Update an error message.

tests	* gas/s390/s390.exp: Add new tests.
	* gas/s390/machine-parsing-1.s: New test file.
	* gas/s390/machine-parsing-1.l: Likewise.
	* gas/s390/machine-parsing-2.s: Likewise.
	* gas/s390/machine-parsing-2.l: Likewise.
	* gas/s390/machine-parsing-3.s: Likewise.
	* gas/s390/machine-parsing-3.l: Likewise.
	* gas/s390/machine-parsing-4.s: Likewise.
	* gas/s390/machine-parsing-4.l: Likewise.
	* gas/s390/machine-parsing-5.s: Likewise.
	* gas/s390/machine-parsing-5.l: Likewise.
	* gas/s390/machine-parsing-6.s: Likewise.
	* gas/s390/machine-parsing-6.l: Likewise.

opcode	* s390.h (S390_INSTR_FLAG_HTM): New flag.
	(S390_INSTR_FLAG_VX): New flag.
	(S390_INSTR_FLAG_FACILITY_MASK): New flag mask.

opcodes	* s390-mkopc.c (main): Parse htm and vx flag.
	* s390-opc.txt: Mark instructions from the hardware transactional
	memory and vector facilities with the "htm"/"vx" flag.
This commit is contained in:
Dominik Vogt
2015-09-29 13:22:07 +01:00
committed by Nick Clifton
parent 56e6cf80bd
commit 7ecc513a44
22 changed files with 798 additions and 562 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
include/opcode/ChangeLog
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@@ -1,3 +1,9 @@
2015-09-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
* s390.h (S390_INSTR_FLAG_HTM): New flag.
(S390_INSTR_FLAG_VX): New flag.
(S390_INSTR_FLAG_FACILITY_MASK): New flag mask.
2015-09-23 Nick Clifton <nickc@redhat.com>
* ppc.h (PPC_OPSHIFT_INV): Use an unsigned constant when left

3
include/opcode/s390.h
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@@ -47,6 +47,9 @@ enum s390_opcode_cpu_val
/* Instruction specific flags. */
#define S390_INSTR_FLAG_OPTPARM 0x1
#define S390_INSTR_FLAG_HTM 0x2
#define S390_INSTR_FLAG_VX 0x4
#define S390_INSTR_FLAG_FACILITY_MASK 0x6
/* The opcode table is an array of struct s390_opcode. */