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MIPS/opcodes: Mark descriptive SYNC mnemonics as aliases
authorMaciej W. Rozycki <macro@imgtec.com>
Thu, 11 May 2017 23:46:45 +0000 (00:46 +0100)
committerMaciej W. Rozycki <macro@imgtec.com>
Thu, 11 May 2017 23:48:19 +0000 (00:48 +0100)
Following the way how descriptive SYNC mnemonics have been defined in
the architecture[1][2] mark them as aliases, so that the generic SYNC
instruction can be alternatively disassembled along with its immediate
operand, as noted in the documents referred.

References:

[1] "MIPS Architecture For Programmers, Volume II-A: The MIPS32
    Instruction Set", MIPS Technologies, Inc., Document Number: MD00086,
    Revision 5.04, December 11, 2013, Table 4.7 "Encodings of the
    Bits[10:6] of the SYNC instruction; the SType Field", p. 305

[2] "MIPS Architecture for Programmers, Volume II-B: The microMIPS32
    Instruction Set", MIPS Technologies, Inc., Document Number: MD00582,
    Revision 5.04, January 15, 2014, Table 5.28 "Encodings of the
    Bits[10:6] of the SYNC instruction; the SType Field", p. 481

opcodes/
* mips-opc.c (mips_builtin_opcodes): Mark "synciobdma", "syncs",
"syncw", "syncws", "sync_acquire", "sync_mb", "sync_release",
"sync_rmb" and "sync_wmb" as aliases.
* micromips-opc.c (micromips_opcodes): Mark "sync_acquire",
"sync_mb", "sync_release", "sync_rmb" and "sync_wmb" as aliases.

gas/
* testsuite/gas/mips/mips32r2-sync-1.d: New test.
* testsuite/gas/mips/micromips@mips32r2-sync-1.d: New test.
* testsuite/gas/mips/mips.exp: Run the new tests.

gas/ChangeLog patch | blob | history
gas/testsuite/gas/mips/micromips@mips32r2-sync-1.d [new file with mode: 0644] patch | blob
gas/testsuite/gas/mips/mips.exp patch | blob | history
gas/testsuite/gas/mips/mips32r2-sync-1.d [new file with mode: 0644] patch | blob
opcodes/ChangeLog patch | blob | history
opcodes/micromips-opc.c patch | blob | history
opcodes/mips-opc.c patch | blob | history

diff --git a/gas/ChangeLog b/gas/ChangeLog
index be2a658..63ca633 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2017-05-11  Maciej W. Rozycki  <macro@imgtec.com>
+
+       * testsuite/gas/mips/mips32r2-sync-1.d: New test.
+       * testsuite/gas/mips/micromips@mips32r2-sync-1.d: New test.
+       * testsuite/gas/mips/mips.exp: Run the new tests.
+
 2017-05-10  Maciej W. Rozycki  <macro@imgtec.com>
 
        * testsuite/gas/mips/isa-override-2.d: New test.
diff --git a/gas/testsuite/gas/mips/micromips@mips32r2-sync-1.d b/gas/testsuite/gas/mips/micromips@mips32r2-sync-1.d
new file mode 100644 (file)
index 0000000..e68a492
--- /dev/null
+++ b/gas/testsuite/gas/mips/micromips@mips32r2-sync-1.d
@@ -0,0 +1,29 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M no-aliases
+#name: MIPS32r2 sync instructions
+#as: -32
+#source: mips32r2-sync.s
+
+# Check MIPS32r2 sync instructions assembly and disassembly (microMIPS).
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+[0-9a-f]+ <[^>]*> 0000 6b7c    sync
+[0-9a-f]+ <[^>]*> 0002 6b7c    sync    0x2
+[0-9a-f]+ <[^>]*> 0004 6b7c    sync    0x4
+[0-9a-f]+ <[^>]*> 0008 6b7c    sync    0x8
+[0-9a-f]+ <[^>]*> 0010 6b7c    sync    0x10
+[0-9a-f]+ <[^>]*> 0011 6b7c    sync    0x11
+[0-9a-f]+ <[^>]*> 0012 6b7c    sync    0x12
+[0-9a-f]+ <[^>]*> 0013 6b7c    sync    0x13
+[0-9a-f]+ <[^>]*> 0018 6b7c    sync    0x18
+[0-9a-f]+ <[^>]*> 0000 6b7c    sync
+[0-9a-f]+ <[^>]*> 0002 6b7c    sync    0x2
+[0-9a-f]+ <[^>]*> 0004 6b7c    sync    0x4
+[0-9a-f]+ <[^>]*> 0008 6b7c    sync    0x8
+[0-9a-f]+ <[^>]*> 0010 6b7c    sync    0x10
+[0-9a-f]+ <[^>]*> 0011 6b7c    sync    0x11
+[0-9a-f]+ <[^>]*> 0012 6b7c    sync    0x12
+[0-9a-f]+ <[^>]*> 0013 6b7c    sync    0x13
+[0-9a-f]+ <[^>]*> 0018 6b7c    sync    0x18
+       \.\.\.
diff --git a/gas/testsuite/gas/mips/mips.exp b/gas/testsuite/gas/mips/mips.exp
index 9574d22..e1fcce6 100644 (file)
--- a/gas/testsuite/gas/mips/mips.exp
+++ b/gas/testsuite/gas/mips/mips.exp
@@ -1403,6 +1403,8 @@ if { [istarget mips*-*-vxworks*] } {
     run_dump_test "mips32-sync"
     run_dump_test_arches "mips32r2-sync" \
                                        [mips_arch_list_matching mips32r2]
+    run_dump_test_arches "mips32r2-sync-1" \
+                                       [mips_arch_list_matching mips32r2]
     run_dump_test_arches "alnv_ps-swap" [mips_arch_list_matching fpisa5 \
                                                !mips32r6]
     run_dump_test_arches "cache" [lsort -dictionary -unique [concat \
diff --git a/gas/testsuite/gas/mips/mips32r2-sync-1.d b/gas/testsuite/gas/mips/mips32r2-sync-1.d
new file mode 100644 (file)
index 0000000..69c5c27
--- /dev/null
+++ b/gas/testsuite/gas/mips/mips32r2-sync-1.d
@@ -0,0 +1,29 @@
+#objdump: -dr --prefix-addresses --show-raw-insn -M no-aliases
+#name: MIPS32r2 sync instructions 1
+#as: -32
+#source: mips32r2-sync.s
+
+# Check MIPS32r2 sync instructions assembly and disassembly
+
+.*: +file format .*mips.*
+
+Disassembly of section \.text:
+[0-9a-f]+ <[^>]*> 0000000f     sync
+[0-9a-f]+ <[^>]*> 0000008f     sync    0x2
+[0-9a-f]+ <[^>]*> 0000010f     sync    0x4
+[0-9a-f]+ <[^>]*> 0000020f     sync    0x8
+[0-9a-f]+ <[^>]*> 0000040f     sync    0x10
+[0-9a-f]+ <[^>]*> 0000044f     sync    0x11
+[0-9a-f]+ <[^>]*> 0000048f     sync    0x12
+[0-9a-f]+ <[^>]*> 000004cf     sync    0x13
+[0-9a-f]+ <[^>]*> 0000060f     sync    0x18
+[0-9a-f]+ <[^>]*> 0000000f     sync
+[0-9a-f]+ <[^>]*> 0000008f     sync    0x2
+[0-9a-f]+ <[^>]*> 0000010f     sync    0x4
+[0-9a-f]+ <[^>]*> 0000020f     sync    0x8
+[0-9a-f]+ <[^>]*> 0000040f     sync    0x10
+[0-9a-f]+ <[^>]*> 0000044f     sync    0x11
+[0-9a-f]+ <[^>]*> 0000048f     sync    0x12
+[0-9a-f]+ <[^>]*> 000004cf     sync    0x13
+[0-9a-f]+ <[^>]*> 0000060f     sync    0x18
+       \.\.\.
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 542316a..770b65d 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,11 @@
+2017-05-11  Maciej W. Rozycki  <macro@imgtec.com>
+
+       * mips-opc.c (mips_builtin_opcodes): Mark "synciobdma", "syncs",
+       "syncw", "syncws", "sync_acquire", "sync_mb", "sync_release",
+       "sync_rmb" and "sync_wmb" as aliases.
+       * micromips-opc.c (micromips_opcodes): Mark "sync_acquire",
+       "sync_mb", "sync_release", "sync_rmb" and "sync_wmb" as aliases.
+
 2017-05-10  Claudiu Zissulescu  <claziss@synopsys.com>
 
        * arc-dis.c (parse_option): Update quarkse_em option..
diff --git a/opcodes/micromips-opc.c b/opcodes/micromips-opc.c
index d47e1e2..dcd235f 100644 (file)
--- a/opcodes/micromips-opc.c
+++ b/opcodes/micromips-opc.c
@@ -1064,11 +1064,11 @@ const struct mips_opcode micromips_opcodes[] =
 {"invalidate",         "t,~(b)",       0x60009000, 0xfc00f000, RD_1|RD_3|SM,           0,              I1,             0,      0 }, /* same */
 {"invalidate",         "t,A(b)",       0,    (int) M_SWR_AB,   INSN_MACRO,             0,              I1,             0,      0 },
 {"swxc1",              "D,t(b)",       0x54000088, 0xfc0007ff, RD_1|RD_2|RD_3|SM|FP_S, 0,              I1,             0,      0 },
-{"sync_acquire",       "",             0x00116b7c, 0xffffffff, NODS,                   0,              I1,             0,      0 },
-{"sync_mb",            "",             0x00106b7c, 0xffffffff, NODS,                   0,              I1,             0,      0 },
-{"sync_release",       "",             0x00126b7c, 0xffffffff, NODS,                   0,              I1,             0,      0 },
-{"sync_rmb",           "",             0x00136b7c, 0xffffffff, NODS,                   0,              I1,             0,      0 },
-{"sync_wmb",           "",             0x00046b7c, 0xffffffff, NODS,                   0,              I1,             0,      0 },
+{"sync_acquire",       "",             0x00116b7c, 0xffffffff, NODS,                   INSN2_ALIAS,    I1,             0,      0 },
+{"sync_mb",            "",             0x00106b7c, 0xffffffff, NODS,                   INSN2_ALIAS,    I1,             0,      0 },
+{"sync_release",       "",             0x00126b7c, 0xffffffff, NODS,                   INSN2_ALIAS,    I1,             0,      0 },
+{"sync_rmb",           "",             0x00136b7c, 0xffffffff, NODS,                   INSN2_ALIAS,    I1,             0,      0 },
+{"sync_wmb",           "",             0x00046b7c, 0xffffffff, NODS,                   INSN2_ALIAS,    I1,             0,      0 },
 {"sync",               "",             0x00006b7c, 0xffffffff, NODS,                   0,              I1,             0,      0 },
 {"sync",               "1",            0x00006b7c, 0xffe0ffff, NODS,                   0,              I1,             0,      0 },
 {"synci",              "o(b)",         0x42000000, 0xffe00000, RD_2|SM,                0,              I1,             0,      0 },
diff --git a/opcodes/mips-opc.c b/opcodes/mips-opc.c
index 5cb8e73..e47d1fd 100644 (file)
--- a/opcodes/mips-opc.c
+++ b/opcodes/mips-opc.c
@@ -1962,15 +1962,15 @@ const struct mips_opcode mips_builtin_opcodes[] =
 {"invalidate",         "t,o(b)",       0xb8000000, 0xfc000000, RD_1|RD_3,              0,              I2,             0,      I37 }, /* same */
 {"invalidate",         "t,A(b)",       0,    (int) M_SWR_AB,   INSN_MACRO,             0,              I2,             0,      I37 }, /* as swr */
 {"swxc1",              "S,t(b)",       0x4c000008, 0xfc0007ff, RD_1|RD_2|RD_3|SM|FP_S, 0,              I4_33,          0,      I37 },
-{"synciobdma",         "",             0x0000008f, 0xffffffff, NODS,                   0,              IOCT,           0,      0 },
-{"syncs",              "",             0x0000018f, 0xffffffff, NODS,                   0,              IOCT,           0,      0 },
-{"syncw",              "",             0x0000010f, 0xffffffff, NODS,                   0,              IOCT,           0,      0 },
-{"syncws",             "",             0x0000014f, 0xffffffff, NODS,                   0,              IOCT,           0,      0 },
-{"sync_acquire",       "",             0x0000044f, 0xffffffff, NODS,                   0,              I33,            0,      0 },
-{"sync_mb",            "",             0x0000040f, 0xffffffff, NODS,                   0,              I33,            0,      0 },
-{"sync_release",       "",             0x0000048f, 0xffffffff, NODS,                   0,              I33,            0,      0 },
-{"sync_rmb",           "",             0x000004cf, 0xffffffff, NODS,                   0,              I33,            0,      0 },
-{"sync_wmb",           "",             0x0000010f, 0xffffffff, NODS,                   0,              I33,            0,      0 },
+{"synciobdma",         "",             0x0000008f, 0xffffffff, NODS,                   INSN2_ALIAS,    IOCT,           0,      0 },
+{"syncs",              "",             0x0000018f, 0xffffffff, NODS,                   INSN2_ALIAS,    IOCT,           0,      0 },
+{"syncw",              "",             0x0000010f, 0xffffffff, NODS,                   INSN2_ALIAS,    IOCT,           0,      0 },
+{"syncws",             "",             0x0000014f, 0xffffffff, NODS,                   INSN2_ALIAS,    IOCT,           0,      0 },
+{"sync_acquire",       "",             0x0000044f, 0xffffffff, NODS,                   INSN2_ALIAS,    I33,            0,      0 },
+{"sync_mb",            "",             0x0000040f, 0xffffffff, NODS,                   INSN2_ALIAS,    I33,            0,      0 },
+{"sync_release",       "",             0x0000048f, 0xffffffff, NODS,                   INSN2_ALIAS,    I33,            0,      0 },
+{"sync_rmb",           "",             0x000004cf, 0xffffffff, NODS,                   INSN2_ALIAS,    I33,            0,      0 },
+{"sync_wmb",           "",             0x0000010f, 0xffffffff, NODS,                   INSN2_ALIAS,    I33,            0,      0 },
 {"sync",               "",             0x0000000f, 0xffffffff, NODS,                   0,              I2|G1,          0,      0 },
 {"sync",               "1",            0x0000000f, 0xfffff83f, NODS,                   0,              I32,            0,      0 },
 {"sync.p",             "",             0x0000040f, 0xffffffff, NODS,                   0,              I2,             0,      0 },
Domain: System / Toolchain;