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-rw-r--r--bfd/ChangeLog4
-rw-r--r--bfd/elfxx-mips.c2
-rw-r--r--binutils/ChangeLog4
-rw-r--r--binutils/readelf.c2
-rw-r--r--gas/ChangeLog24
-rw-r--r--gas/NEWS2
-rw-r--r--gas/config/tc-mips.c19
-rw-r--r--gas/doc/as.texi7
-rw-r--r--gas/doc/c-mips.texi15
-rw-r--r--gas/testsuite/gas/mips/loongson-3a-2.d4
-rw-r--r--gas/testsuite/gas/mips/loongson-3a-2.s5
-rw-r--r--gas/testsuite/gas/mips/loongson-3a-mmi.d1
-rw-r--r--gas/testsuite/gas/mips/loongson-cam.d27
-rw-r--r--gas/testsuite/gas/mips/loongson-cam.s7
-rw-r--r--gas/testsuite/gas/mips/mips.exp2
-rw-r--r--include/ChangeLog6
-rw-r--r--include/elf/mips.h3
-rw-r--r--include/opcode/mips.h2
-rw-r--r--opcodes/ChangeLog10
-rw-r--r--opcodes/mips-dis.c15
-rw-r--r--opcodes/mips-opc.c11
21 files changed, 154 insertions, 18 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index b6e9363..0f292a5 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,7 @@
+2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+
+ * elfxx-mips.c (print_mips_ases): Add CAM extension.
+
2018-08-27 H.J. Lu <hongjiu.lu@intel.com>
* elfxx-x86.c (_bfd_x86_elf_parse_gnu_properties): Don't mask
diff --git a/bfd/elfxx-mips.c b/bfd/elfxx-mips.c
index e538fd1..80cc8c0 100644
--- a/bfd/elfxx-mips.c
+++ b/bfd/elfxx-mips.c
@@ -15677,6 +15677,8 @@ print_mips_ases (FILE *file, unsigned int mask)
fputs ("\n\tGINV ASE", file);
if (mask & AFL_ASE_LOONGSON_MMI)
fputs ("\n\tLoongson MMI ASE", file);
+ if (mask & AFL_ASE_LOONGSON_CAM)
+ fputs ("\n\tLoongson CAM ASE", file);
if (mask == 0)
fprintf (file, "\n\t%s", _("None"));
else if ((mask & ~AFL_ASE_MASK) != 0)
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 0f63148..1bd5cf6 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,7 @@
+2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+
+ * readelf.c (print_mips_ases): Add CAM extension.
+
2018-08-27 H.J. Lu <hongjiu.lu@intel.com>
* readelf.c (decode_x86_isa): Print <None> if bitmask only
diff --git a/binutils/readelf.c b/binutils/readelf.c
index d2ee7a3..039717a 100644
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -15651,6 +15651,8 @@ print_mips_ases (unsigned int mask)
fputs ("\n\tGINV ASE", stdout);
if (mask & AFL_ASE_LOONGSON_MMI)
fputs ("\n\tLoongson MMI ASE", stdout);
+ if (mask & AFL_ASE_LOONGSON_CAM)
+ fputs ("\n\tLoongson CAM ASE", stdout);
if (mask == 0)
fprintf (stdout, "\n\t%s", _("None"));
else if ((mask & ~AFL_ASE_MASK) != 0)
diff --git a/gas/ChangeLog b/gas/ChangeLog
index ef02ae4..30b82ae 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,27 @@
+2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+
+ * NEWS: Mention Loongson Content Address Memory (CAM)
+ support.
+ * config/tc-mips.c (options): Add OPTION_LOONGSON_CAM and
+ OPTION_NO_LOONGSON_CAM.
+ (md_longopts): Likewise.
+ (mips_ases): Define availability for CAM.
+ (mips_convert_ase_flags): Map ASE_LOONGSON_CAM to
+ AFL_ASE_LOONGSON_CAM.
+ (mips_cpu_info_table): Add ASE_LOONGSON_CAM for loongson3a.
+ (md_show_usage): Add help for -mloongson-cam and
+ -mno-loongson-cam.
+ * doc/as.texi: Document -mloongson-cam, -mno-loongson-cam.
+ * doc/c-mips.texi: Document -mloongson-cam, -mno-loongson-cam,
+ .set loongson-cam and .set noloongson-cam.
+ * testsuite/gas/mips/loongson-3a-2.d: Move cam test to ...
+ * testsuite/gas/mips/loongson-cam.d: Here. Add ISA/ASE
+ flag verification.
+ * testsuite/gas/mips/loongson-3a-2.s: Move cam test to ...
+ * testsuite/gas/mips/loongson-cam.s: Here.
+ * testsuite/gas/mips/loongson-3a-mmi.d: Add ASE flag.
+ * testsuite/gas/mips/mips.exp: Run loongson-cam test.
+
2018-08-27 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/gas/i386/i386.exp: Run property-1 and
diff --git a/gas/NEWS b/gas/NEWS
index 1f441eb..b710c7a 100644
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -1,5 +1,7 @@
-*- text -*-
+* Add support for the MIPS Loongson Content Address Memory (CAM) ASE.
+
* Add support for the C-SKY processor series.
* Add support for the MIPS Loongson MultiMedia extensions Instructions (MMI)
diff --git a/gas/config/tc-mips.c b/gas/config/tc-mips.c
index 9bbf59c..1f58a6d 100644
--- a/gas/config/tc-mips.c
+++ b/gas/config/tc-mips.c
@@ -1531,6 +1531,8 @@ enum options
OPTION_NO_GINV,
OPTION_LOONGSON_MMI,
OPTION_NO_LOONGSON_MMI,
+ OPTION_LOONGSON_CAM,
+ OPTION_NO_LOONGSON_CAM,
OPTION_END_OF_ENUM
};
@@ -1593,6 +1595,8 @@ struct option md_longopts[] =
{"mno-ginv", no_argument, NULL, OPTION_NO_GINV},
{"mloongson-mmi", no_argument, NULL, OPTION_LOONGSON_MMI},
{"mno-loongson-mmi", no_argument, NULL, OPTION_NO_LOONGSON_MMI},
+ {"mloongson-cam", no_argument, NULL, OPTION_LOONGSON_CAM},
+ {"mno-loongson-cam", no_argument, NULL, OPTION_NO_LOONGSON_CAM},
/* Old-style architecture options. Don't add more of these. */
{"m4650", no_argument, NULL, OPTION_M4650},
@@ -1795,6 +1799,11 @@ static const struct mips_ase mips_ases[] = {
OPTION_LOONGSON_MMI, OPTION_NO_LOONGSON_MMI,
0, 0, -1, -1,
-1 },
+
+ { "loongson-cam", ASE_LOONGSON_CAM, 0,
+ OPTION_LOONGSON_CAM, OPTION_NO_LOONGSON_CAM,
+ 0, 0, -1, -1,
+ -1 },
};
/* The set of ASEs that require -mfp64. */
@@ -19028,6 +19037,8 @@ mips_convert_ase_flags (int ase)
ext_ases |= AFL_ASE_GINV;
if (ase & ASE_LOONGSON_MMI)
ext_ases |= AFL_ASE_LOONGSON_MMI;
+ if (ase & ASE_LOONGSON_CAM)
+ ext_ases |= AFL_ASE_LOONGSON_CAM;
return ext_ases;
}
@@ -19773,9 +19784,10 @@ static const struct mips_cpu_info mips_cpu_info_table[] =
/* Broadcom SB-1A CPU core */
{ "sb1a", 0, ASE_MIPS3D | ASE_MDMX, ISA_MIPS64, CPU_SB1 },
- { "loongson3a", 0, ASE_LOONGSON_MMI, ISA_MIPS64R2, CPU_LOONGSON_3A },
-
/* MIPS 64 Release 2 */
+ /* Loongson CPU core */
+ { "loongson3a", 0, ASE_LOONGSON_MMI | ASE_LOONGSON_CAM, ISA_MIPS64R2,
+ CPU_LOONGSON_3A },
/* Cavium Networks Octeon CPU core */
{ "octeon", 0, 0, ISA_MIPS64R2, CPU_OCTEON },
@@ -20051,6 +20063,9 @@ MIPS options:\n\
-mloongson-mmi generate Loongson MultiMedia extensions Instructions (MMI) instructions\n\
-mno-loongson-mmi do not generate Loongson MultiMedia extensions Instructions\n"));
fprintf (stream, _("\
+-mloongson-cam generate Loongson Content Address Memory (CAM) instructions\n\
+-mno-loongson-cam do not generate Loongson Content Address Memory Instructions\n"));
+ fprintf (stream, _("\
-minsn32 only generate 32-bit microMIPS instructions\n\
-mno-insn32 generate all microMIPS instructions\n"));
fprintf (stream, _("\
diff --git a/gas/doc/as.texi b/gas/doc/as.texi
index be84bf2..5d10e07 100644
--- a/gas/doc/as.texi
+++ b/gas/doc/as.texi
@@ -445,6 +445,7 @@ gcc(1), ld(1), and the Info entries for @file{binutils} and @file{ld}.
[@b{-mcrc}] [@b{-mno-crc}]
[@b{-mginv}] [@b{-mno-ginv}]
[@b{-mloongson-mmi}] [@b{-mno-loongson-mmi}]
+ [@b{-mloongson-cam}] [@b{-mno-loongson-cam}]
[@b{-minsn32}] [@b{-mno-insn32}]
[@b{-mfix7000}] [@b{-mno-fix7000}]
[@b{-mfix-rm7000}] [@b{-mno-fix-rm7000}]
@@ -1573,6 +1574,12 @@ Application Specific Extension. This tells the assembler to accept MMI
instructions.
@samp{-mno-loongson-mmi} turns off this option.
+@item -mloongson-cam
+@itemx -mno-loongson-cam
+Generate code for the Loongson Content Address Memory (CAM) instructions.
+This tells the assembler to accept Loongson CAM instructions.
+@samp{-mno-loongson-cam} turns off this option.
+
@item -minsn32
@itemx -mno-insn32
Only use 32-bit instruction encodings when generating code for the
diff --git a/gas/doc/c-mips.texi b/gas/doc/c-mips.texi
index d10f2d6..7d5d869 100644
--- a/gas/doc/c-mips.texi
+++ b/gas/doc/c-mips.texi
@@ -253,6 +253,13 @@ Application Specific Extension. This tells the assembler to accept MMI
instructions.
@samp{-mno-loongson-mmi} turns off this option.
+@item -mloongson-cam
+@itemx -mno-loongson-cam
+Generate code for the Loongson Content Address Memory (CAM)
+Application Specific Extension. This tells the assembler to accept CAM
+instructions.
+@samp{-mno-loongson-cam} turns off this option.
+
@item -minsn32
@itemx -mno-insn32
Only use 32-bit instruction encodings when generating code for the
@@ -1152,6 +1159,14 @@ instructions from the MMI Extension from that point on in the assembly.
The @code{.set noloongson-mmi} directive prevents MMI instructions from
being accepted.
+@cindex Loongson Content Address Memory (CAM) generation override
+@kindex @code{.set loongson-cam}
+@kindex @code{.set noloongson-cam}
+The directive @code{.set loongson-cam} makes the assembler accept
+instructions from the Loongson CAM from that point on in the assembly.
+The @code{.set noloongson-cam} directive prevents Loongson CAM instructions
+from being accepted.
+
Traditional MIPS assemblers do not support these directives.
@node MIPS Floating-Point
diff --git a/gas/testsuite/gas/mips/loongson-3a-2.d b/gas/testsuite/gas/mips/loongson-3a-2.d
index 8ef4c8e..ff2f553 100644
--- a/gas/testsuite/gas/mips/loongson-3a-2.d
+++ b/gas/testsuite/gas/mips/loongson-3a-2.d
@@ -7,10 +7,6 @@
Disassembly of section .text:
[0-9a-f]+ <.text>:
-.*: 70601075 campi \$2,\$3
-.*: 70a02035 campv \$4,\$5
-.*: 70e830b5 camwi \$6,\$7,\$8
-.*: 714048f5 ramri \$9,\$10
.*: 716c0026 gsle \$11,\$12
.*: 71ae0027 gsgt \$13,\$14
.*: c8622010 gslble \$2,\$3,\$4
diff --git a/gas/testsuite/gas/mips/loongson-3a-2.s b/gas/testsuite/gas/mips/loongson-3a-2.s
index 7e35dd3..551ce64 100644
--- a/gas/testsuite/gas/mips/loongson-3a-2.s
+++ b/gas/testsuite/gas/mips/loongson-3a-2.s
@@ -1,11 +1,6 @@
.text
.set noreorder
- campi $2,$3
- campv $4,$5
- camwi $6,$7,$8
- ramri $9,$10
-
gsle $11,$12
gsgt $13,$14
diff --git a/gas/testsuite/gas/mips/loongson-3a-mmi.d b/gas/testsuite/gas/mips/loongson-3a-mmi.d
index de69d3e..81503cb 100644
--- a/gas/testsuite/gas/mips/loongson-3a-mmi.d
+++ b/gas/testsuite/gas/mips/loongson-3a-mmi.d
@@ -15,6 +15,7 @@ FP ABI: .*
ISA Extension: Loongson 3A
ASEs:
Loongson MMI ASE
+ Loongson CAM ASE
FLAGS 1: .*
FLAGS 2: .*
diff --git a/gas/testsuite/gas/mips/loongson-cam.d b/gas/testsuite/gas/mips/loongson-cam.d
new file mode 100644
index 0000000..ae973ea
--- /dev/null
+++ b/gas/testsuite/gas/mips/loongson-cam.d
@@ -0,0 +1,27 @@
+#as: -mloongson-cam -mabi=64
+#objdump: -M reg-names=numeric -M loongson-cam -dp
+#name: Loongson CAM tests
+
+.*: file format .*
+
+private flags = .*
+
+MIPS ABI Flags Version: 0
+ISA: .*
+GPR size: .*
+CPR1 size: .*
+CPR2 size: .*
+FP ABI: .*
+ISA Extension: None
+ASEs:
+ Loongson CAM ASE
+FLAGS 1: .*
+FLAGS 2: .*
+
+Disassembly of section .text:
+
+[0-9a-f]+ <.text>:
+.*: 70601075 campi \$2,\$3
+.*: 70a02035 campv \$4,\$5
+.*: 70e830b5 camwi \$6,\$7,\$8
+.*: 714048f5 ramri \$9,\$10
diff --git a/gas/testsuite/gas/mips/loongson-cam.s b/gas/testsuite/gas/mips/loongson-cam.s
new file mode 100644
index 0000000..688e9d4
--- /dev/null
+++ b/gas/testsuite/gas/mips/loongson-cam.s
@@ -0,0 +1,7 @@
+ .text
+ .set noreorder
+
+ campi $2,$3
+ campv $4,$5
+ camwi $6,$7,$8
+ ramri $9,$10
diff --git a/gas/testsuite/gas/mips/mips.exp b/gas/testsuite/gas/mips/mips.exp
index ad371e1..2f6ddc9 100644
--- a/gas/testsuite/gas/mips/mips.exp
+++ b/gas/testsuite/gas/mips/mips.exp
@@ -1394,6 +1394,8 @@ if { [istarget mips*-*-vxworks*] } {
run_dump_test "loongson-2f-mmi"
run_dump_test "loongson-3a-mmi"
+ run_dump_test "loongson-cam"
+
if { $has_newabi } {
run_dump_test_arches "octeon" [mips_arch_list_matching octeon]
}
diff --git a/include/ChangeLog b/include/ChangeLog
index aec4b63..27f0202 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,9 @@
+2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+
+ * elf/mips.h (AFL_ASE_LOONGSON_CAM): New macro.
+ (AFL_ASE_MASK): Update to include AFL_ASE_LOONGSON_CAM.
+ * opcode/mips.h (ASE_LOONGSON_CAM): New macro.
+
2018-08-24 H.J. Lu <hongjiu.lu@intel.com>
* elf/common.h (GNU_PROPERTY_X86_ISA_1_USED): Renamed to ...
diff --git a/include/elf/mips.h b/include/elf/mips.h
index 4ef51b5..f76f14f 100644
--- a/include/elf/mips.h
+++ b/include/elf/mips.h
@@ -1239,7 +1239,8 @@ extern void bfd_mips_elf_swap_abiflags_v0_out
#define AFL_ASE_RESERVED1 0x00010000 /* Reserved by MIPS Tech for WIP. */
#define AFL_ASE_GINV 0x00020000 /* GINV ASE. */
#define AFL_ASE_LOONGSON_MMI 0x00040000 /* Loongson MMI ASE. */
-#define AFL_ASE_MASK 0x0006ffff /* All ASEs. */
+#define AFL_ASE_LOONGSON_CAM 0x00080000 /* Loongson CAM ASE. */
+#define AFL_ASE_MASK 0x000effff /* All ASEs. */
/* Values for the isa_ext word of an ABI flags structure. */
diff --git a/include/opcode/mips.h b/include/opcode/mips.h
index 05614c1..abcb47d 100644
--- a/include/opcode/mips.h
+++ b/include/opcode/mips.h
@@ -1304,6 +1304,8 @@ static const unsigned int mips_isa_table[] = {
#define ASE_GINV 0x00100000
/* Loongson MultiMedia extensions Instructions (MMI). */
#define ASE_LOONGSON_MMI 0x00200000
+/* Loongson Content Address Memory (CAM). */
+#define ASE_LOONGSON_CAM 0x00400000
/* MIPS ISA defines, use instead of hardcoding ISA level. */
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index a9e1356..ce6624c 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,13 @@
+2018-08-29 Chenghua Xu <paul.hua.gm@gmail.com>
+
+ * mips-dis.c (mips_arch_choices): Add CAM to loongson3a
+ descriptors.
+ (parse_mips_ase_option): Handle -M loongson-cam option.
+ (print_mips_disassembler_options): Document -M loongson-cam.
+ * mips-opc.c (LCAM): New macro.
+ (mips_opcodes): Replace IL2F|IL3A marking with LCAM for CAM
+ instructions.
+
2018-08-21 Alan Modra <amodra@gmail.com>
* ppc-dis.c (operand_value_powerpc): Init "invalid".
diff --git a/opcodes/mips-dis.c b/opcodes/mips-dis.c
index 4663016..832d4dc 100644
--- a/opcodes/mips-dis.c
+++ b/opcodes/mips-dis.c
@@ -630,8 +630,9 @@ const struct mips_arch_choice mips_arch_choices[] =
NULL, 0, mips_cp1_names_numeric, mips_hwr_names_numeric },
{ "loongson3a", 1, bfd_mach_mips_loongson_3a, CPU_LOONGSON_3A,
- ISA_MIPS64R2 | INSN_LOONGSON_3A, ASE_LOONGSON_MMI, mips_cp0_names_numeric,
- NULL, 0, mips_cp1_names_mips3264, mips_hwr_names_numeric },
+ ISA_MIPS64R2 | INSN_LOONGSON_3A, ASE_LOONGSON_MMI | ASE_LOONGSON_CAM,
+ mips_cp0_names_numeric, NULL, 0, mips_cp1_names_mips3264,
+ mips_hwr_names_numeric },
{ "octeon", 1, bfd_mach_mips_octeon, CPU_OCTEON,
ISA_MIPS64R2 | INSN_OCTEON, 0, mips_cp0_names_numeric, NULL, 0,
@@ -941,6 +942,12 @@ parse_mips_ase_option (const char *option)
return TRUE;
}
+ if (CONST_STRNEQ (option, "loongson-cam"))
+ {
+ mips_ase |= ASE_LOONGSON_CAM;
+ return TRUE;
+ }
+
return FALSE;
}
@@ -2592,6 +2599,10 @@ static struct
N_("Recognize the Loongson MultiMedia extensions "
"Instructions (MMI) ASE instructions.\n"),
MIPS_OPTION_ARG_NONE },
+ { "loongson-cam",
+ N_("Recognize the Loongson Content Address Memory (CAM) "
+ " instructions.\n"),
+ MIPS_OPTION_ARG_NONE },
{ "gpr-names=", N_("Print GPR names according to specified ABI.\n\
Default: based on binary being disassembled.\n"),
MIPS_OPTION_ARG_ABI },
diff --git a/opcodes/mips-opc.c b/opcodes/mips-opc.c
index 31532f8..5c9f28a 100644
--- a/opcodes/mips-opc.c
+++ b/opcodes/mips-opc.c
@@ -415,6 +415,9 @@ decode_mips_operand (const char *p)
/* Loongson MultiMedia extensions Instructions (MMI) support. */
#define LMMI ASE_LOONGSON_MMI
+/* Loongson Content Address Memory (CAM) support. */
+#define LCAM ASE_LOONGSON_CAM
+
/* The order of overloaded instructions matters. Label arguments and
register arguments look the same. Instructions that can have either
for arguments must apear in the correct order in this table for the
@@ -459,10 +462,10 @@ const struct mips_opcode mips_builtin_opcodes[] =
/* Loongson specific instructions. Loongson 3A redefines the Coprocessor 2
instructions. Put them here so that disassembler will find them first.
The assemblers uses a hash table based on the instruction name anyhow. */
-{"campi", "d,s", 0x70000075, 0xfc1f07ff, WR_1|RD_2, 0, IL3A, 0, 0 },
-{"campv", "d,s", 0x70000035, 0xfc1f07ff, WR_1|RD_2, 0, IL3A, 0, 0 },
-{"camwi", "d,s,t", 0x700000b5, 0xfc0007ff, RD_1|RD_2|RD_3, 0, IL3A, 0, 0 },
-{"ramri", "d,s", 0x700000f5, 0xfc1f07ff, WR_1|RD_2, 0, IL3A, 0, 0 },
+{"campi", "d,s", 0x70000075, 0xfc1f07ff, WR_1|RD_2, 0, 0, LCAM, 0 },
+{"campv", "d,s", 0x70000035, 0xfc1f07ff, WR_1|RD_2, 0, 0, LCAM, 0 },
+{"camwi", "d,s,t", 0x700000b5, 0xfc0007ff, RD_1|RD_2|RD_3, 0, 0, LCAM, 0 },
+{"ramri", "d,s", 0x700000f5, 0xfc1f07ff, WR_1|RD_2, 0, 0, LCAM, 0 },
{"gsle", "s,t", 0x70000026, 0xfc00ffff, RD_1|RD_2, 0, IL3A, 0, 0 },
{"gsgt", "s,t", 0x70000027, 0xfc00ffff, RD_1|RD_2, 0, IL3A, 0, 0 },
{"gslble", "t,b,d", 0xc8000010, 0xfc0007ff, WR_1|RD_2|RD_3|LM, 0, IL3A, 0, 0 },
generated by cgit v1.1 at 2024-11-25 01:44:35 +0000