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author | Jan Beulich <jbeulich@suse.com> | 2022-09-30 10:20:17 +0200 |
---|---|---|
committer | Jan Beulich <jbeulich@suse.com> | 2022-09-30 10:20:17 +0200 |
commit | d988b231b0db7b3d6a1e21706bb9920b734f15cf (patch) | |
tree | c7c2c112aa786cebeac56cc60fc28bfc296dffc7 | |
parent | 839189bc932ea02c9647a3ad829dda72f8a9562c (diff) | |
download | gdb-d988b231b0db7b3d6a1e21706bb9920b734f15cf.zip gdb-d988b231b0db7b3d6a1e21706bb9920b734f15cf.tar.gz gdb-d988b231b0db7b3d6a1e21706bb9920b734f15cf.tar.bz2 |
RISC-V: drop stray INSN_ALIAS flags
FENCE.TSO isn't an alias. ZIP and UNZIP in the long run likely are, but
presently they aren't. This fixes disassembly of these insns with
-Mno-aliases.
-rw-r--r-- | gas/testsuite/gas/riscv/fence-tso-na.d | 12 | ||||
-rw-r--r-- | gas/testsuite/gas/riscv/zbkb-32-na.d | 23 | ||||
-rw-r--r-- | opcodes/riscv-opc.c | 6 |
3 files changed, 38 insertions, 3 deletions
diff --git a/gas/testsuite/gas/riscv/fence-tso-na.d b/gas/testsuite/gas/riscv/fence-tso-na.d new file mode 100644 index 0000000..5dee416 --- /dev/null +++ b/gas/testsuite/gas/riscv/fence-tso-na.d @@ -0,0 +1,12 @@ +#as: -march=rv32ic +#source: fence-tso.s +#objdump: -dr -Mno-aliases + +.*:[ ]+file format .* + + +Disassembly of section .text: + +0+000 <target>: +[ ]+[0-9a-f]+:[ ]+8330000f[ ]+fence.tso +#pass diff --git a/gas/testsuite/gas/riscv/zbkb-32-na.d b/gas/testsuite/gas/riscv/zbkb-32-na.d new file mode 100644 index 0000000..a7b67ca --- /dev/null +++ b/gas/testsuite/gas/riscv/zbkb-32-na.d @@ -0,0 +1,23 @@ +#as: -march=rv32i_zbkb +#source: zbkb-32.s +#objdump: -d -Mno-aliases + +.*:[ ]+file format .* + + +Disassembly of section .text: + +0+000 <target>: +[ ]+[0-9a-f]+:[ ]+60c5d533[ ]+ror[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+60c59533[ ]+rol[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+6025d513[ ]+rori[ ]+a0,a1,0x2 +[ ]+[0-9a-f]+:[ ]+40c5f533[ ]+andn[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+40c5e533[ ]+orn[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+40c5c533[ ]+xnor[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+08c5c533[ ]+pack[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+08c5f533[ ]+packh[ ]+a0,a1,a2 +[ ]+[0-9a-f]+:[ ]+68755513[ ]+brev8[ ]+a0,a0 +[ ]+[0-9a-f]+:[ ]+69855513[ ]+rev8[ ]+a0,a0 +[ ]+[0-9a-f]+:[ ]+08f51513[ ]+zip[ ]+a0,a0 +[ ]+[0-9a-f]+:[ ]+08f55513[ ]+unzip[ ]+a0,a0 +#pass diff --git a/opcodes/riscv-opc.c b/opcodes/riscv-opc.c index 5bb49b4..5f447a2 100644 --- a/opcodes/riscv-opc.c +++ b/opcodes/riscv-opc.c @@ -450,7 +450,7 @@ const struct riscv_opcode riscv_opcodes[] = {"fence", 0, INSN_CLASS_I, "", MATCH_FENCE|MASK_PRED|MASK_SUCC, MASK_FENCE|MASK_RD|MASK_RS1|MASK_IMM, match_opcode, INSN_ALIAS }, {"fence", 0, INSN_CLASS_I, "P,Q", MATCH_FENCE, MASK_FENCE|MASK_RD|MASK_RS1|(MASK_IMM & ~MASK_PRED & ~MASK_SUCC), match_opcode, 0 }, {"fence.i", 0, INSN_CLASS_ZIFENCEI, "", MATCH_FENCE_I, MASK_FENCE|MASK_RD|MASK_RS1|MASK_IMM, match_opcode, 0 }, -{"fence.tso", 0, INSN_CLASS_I, "", MATCH_FENCE_TSO, MASK_FENCE_TSO|MASK_RD|MASK_RS1, match_opcode, INSN_ALIAS }, +{"fence.tso", 0, INSN_CLASS_I, "", MATCH_FENCE_TSO, MASK_FENCE_TSO|MASK_RD|MASK_RS1, match_opcode, 0 }, {"rdcycle", 0, INSN_CLASS_I, "d", MATCH_RDCYCLE, MASK_RDCYCLE, match_opcode, INSN_ALIAS }, {"rdinstret", 0, INSN_CLASS_I, "d", MATCH_RDINSTRET, MASK_RDINSTRET, match_opcode, INSN_ALIAS }, {"rdtime", 0, INSN_CLASS_I, "d", MATCH_RDTIME, MASK_RDTIME, match_opcode, INSN_ALIAS }, @@ -975,8 +975,8 @@ const struct riscv_opcode riscv_opcodes[] = {"cpopw", 64, INSN_CLASS_ZBB, "d,s", MATCH_CPOPW, MASK_CPOPW, match_opcode, 0 }, {"brev8", 32, INSN_CLASS_ZBKB, "d,s", MATCH_GREVI | MATCH_SHAMT_BREV8, MASK_GREVI | MASK_SHAMT, match_opcode, 0 }, {"brev8", 64, INSN_CLASS_ZBKB, "d,s", MATCH_GREVI | MATCH_SHAMT_BREV8, MASK_GREVI | MASK_SHAMT, match_opcode, 0 }, -{"zip", 32, INSN_CLASS_ZBKB, "d,s", MATCH_SHFLI|MATCH_SHAMT_ZIP_32, MASK_SHFLI|MASK_SHAMT, match_opcode, INSN_ALIAS }, -{"unzip", 32, INSN_CLASS_ZBKB, "d,s", MATCH_UNSHFLI|MATCH_SHAMT_ZIP_32, MASK_UNSHFLI|MASK_SHAMT, match_opcode, INSN_ALIAS }, +{"zip", 32, INSN_CLASS_ZBKB, "d,s", MATCH_SHFLI|MATCH_SHAMT_ZIP_32, MASK_SHFLI|MASK_SHAMT, match_opcode, 0 }, +{"unzip", 32, INSN_CLASS_ZBKB, "d,s", MATCH_UNSHFLI|MATCH_SHAMT_ZIP_32, MASK_UNSHFLI|MASK_SHAMT, match_opcode, 0 }, {"pack", 0, INSN_CLASS_ZBKB, "d,s,t", MATCH_PACK, MASK_PACK, match_opcode, 0 }, {"packh", 0, INSN_CLASS_ZBKB, "d,s,t", MATCH_PACKH, MASK_PACKH, match_opcode, 0 }, {"packw", 64, INSN_CLASS_ZBKB, "d,s,t", MATCH_PACKW, MASK_PACKW, match_opcode, 0 }, |