X86: Remove pcommit instruction

Remove x86 pcommit instruction support, which has been deprecated:

https://software.intel.com/en-us/blogs/2016/09/12/deprecate-pcommit-instruction

gas/

	* config/tc-i386.c (cpu_arch): Remove .pcommit.
	* doc/c-i386.texi: Likewise.
	* testsuite/gas/i386/i386.exp: Remove pcommit tests.
	* testsuite/gas/i386/pcommit-intel.d: Removed.
	* testsuite/gas/i386/pcommit.d: Likewise.
	* testsuite/gas/i386/pcommit.s: Likewise.
	* testsuite/gas/i386/x86-64-pcommit-intel.d: Likewise.
	* testsuite/gas/i386/x86-64-pcommit.d: Likewise.
	* testsuite/gas/i386/x86-64-pcommit.s: Likewise.

opcodes/

	* i386-dis.c (PREFIX_RM_0_0FAE_REG_7): Removed.
	(prefix_table): Remove the PREFIX_RM_0_0FAE_REG_7 entry.
	(rm_table): Update the RM_0FAE_REG_7 entry.
	* i386-gen.c (cpu_flag_init): Remove CPU_PCOMMIT_FLAGS.
	(cpu_flags): Remove CpuPCOMMIT.
	* i386-opc.h (CpuPCOMMIT): Removed.
	(i386_cpu_flags): Remove cpupcommit.
	* i386-opc.tbl: Remove pcommit.
	* i386-init.h: Regenerated.
	* i386-tbl.h: Likewise.

7 files changed, 0 insertions, 80 deletions

diff --git a/gas/testsuite/gas/i386/i386.exp b/gas/testsuite/gas/i386/i386.exp
index e2b874d..7d04a5c 100644
--- a/gas/testsuite/gas/i386/i386.exp
+++ b/gas/testsuite/gas/i386/i386.exp
@@ -349,8 +349,6 @@ if [expr ([istarget "i*86-*-*"] ||  [istarget "x86_64-*-*"]) && [gas_32_check]]
     run_dump_test "avx512f-rcigrz"
     run_dump_test "clwb"
     run_dump_test "clwb-intel"
-    run_dump_test "pcommit"
-    run_dump_test "pcommit-intel"
     run_dump_test "avx512ifma"
     run_dump_test "avx512ifma-intel"
     run_dump_test "avx512ifma_vl"
@@ -753,8 +751,6 @@ if [expr ([istarget "i*86-*-*"] || [istarget "x86_64-*-*"]) && [gas_64_check]] t
     run_dump_test "x86-64-avx512f-rcigrz"
     run_dump_test "x86-64-clwb"
     run_dump_test "x86-64-clwb-intel"
-    run_dump_test "x86-64-pcommit"
-    run_dump_test "x86-64-pcommit-intel"
     run_dump_test "x86-64-avx512ifma"
     run_dump_test "x86-64-avx512ifma-intel"
     run_dump_test "x86-64-avx512ifma_vl"
diff --git a/gas/testsuite/gas/i386/pcommit-intel.d b/gas/testsuite/gas/i386/pcommit-intel.d
deleted file mode 100644
index ff34d10..0000000
--- a/gas/testsuite/gas/i386/pcommit-intel.d
+++ /dev/null
@@ -1,14 +0,0 @@
-#as:
-#objdump: -dw -Mintel
-#name: i386 PCOMMIT insns (Intel disassembly)
-#source: pcommit.s
-
-.*: +file format .*
-
-
-Disassembly of section \.text:
-
-00000000 <_start>:
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-#pass
diff --git a/gas/testsuite/gas/i386/pcommit.d b/gas/testsuite/gas/i386/pcommit.d
deleted file mode 100644
index 2af4576..0000000
--- a/gas/testsuite/gas/i386/pcommit.d
+++ /dev/null
@@ -1,14 +0,0 @@
-#as:
-#objdump: -dw
-#name: i386 PCOMMIT insns
-#source: pcommit.s
-
-.*: +file format .*
-
-
-Disassembly of section \.text:
-
-00000000 <_start>:
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-#pass
diff --git a/gas/testsuite/gas/i386/pcommit.s b/gas/testsuite/gas/i386/pcommit.s
deleted file mode 100644
index b791376..0000000
--- a/gas/testsuite/gas/i386/pcommit.s
+++ /dev/null
@@ -1,10 +0,0 @@
-# Check 32bit PCOMMIT instructions
-
-	.allow_index_reg
-	.text
-_start:
-
-	pcommit	 # PCOMMIT
-
-	.intel_syntax noprefix
-	pcommit	 # PCOMMIT
diff --git a/gas/testsuite/gas/i386/x86-64-pcommit-intel.d b/gas/testsuite/gas/i386/x86-64-pcommit-intel.d
deleted file mode 100644
index ec9c1a6..0000000
--- a/gas/testsuite/gas/i386/x86-64-pcommit-intel.d
+++ /dev/null
@@ -1,14 +0,0 @@
-#as:
-#objdump: -dw -Mintel
-#name: x86_64 PCOMMIT insns (Intel disassembly)
-#source: x86-64-pcommit.s
-
-.*: +file format .*
-
-
-Disassembly of section \.text:
-
-0+ <_start>:
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-#pass
diff --git a/gas/testsuite/gas/i386/x86-64-pcommit.d b/gas/testsuite/gas/i386/x86-64-pcommit.d
deleted file mode 100644
index 1a378cf..0000000
--- a/gas/testsuite/gas/i386/x86-64-pcommit.d
+++ /dev/null
@@ -1,14 +0,0 @@
-#as:
-#objdump: -dw
-#name: x86_64 PCOMMIT insns
-#source: x86-64-pcommit.s
-
-.*: +file format .*
-
-
-Disassembly of section \.text:
-
-0+ <_start>:
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-[ 	]*[a-f0-9]+:[ 	]*66 0f ae f8[ 	]*pcommit 
-#pass
diff --git a/gas/testsuite/gas/i386/x86-64-pcommit.s b/gas/testsuite/gas/i386/x86-64-pcommit.s
deleted file mode 100644
index b791376..0000000
--- a/gas/testsuite/gas/i386/x86-64-pcommit.s
+++ /dev/null
@@ -1,10 +0,0 @@
-# Check 32bit PCOMMIT instructions
-
-	.allow_index_reg
-	.text
-_start:
-
-	pcommit	 # PCOMMIT
-
-	.intel_syntax noprefix
-	pcommit	 # PCOMMIT