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| author | H.J. Lu <hjl.tools@gmail.com> | 2018-09-15 14:50:40 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2018-09-15 14:50:40 -0700 |
| commit | 3c3741435f315fba956bbace8c4991215e283510 (patch) | |
| tree | f8bab3af5a9218f663e01036beed0ef64613322b /opcodes | |
| parent | 8ffb70eb57f527817840ff33982c085b0bec86bc (diff) | |
| download | gdb-3c3741435f315fba956bbace8c4991215e283510.zip gdb-3c3741435f315fba956bbace8c4991215e283510.tar.gz gdb-3c3741435f315fba956bbace8c4991215e283510.tar.bz2 | |
x86: Set Vex=1 on VEX.128 only vmovq
AVX "VMOVQ xmm1, xmm2/m64" and "VMOVQ xmm1/m64, xmm2" can only be
encoded with VEX.128. Set Vex=1 on VEX.128 only vmovq and update
assembler tests.
gas/
PR gas/23665
* testsuite/gas/i386/avx-scalar-intel.d: Updated.
* testsuite/gas/i386/avx-scalar.d: Likewise.
* testsuite/gas/i386/x86-64-avx-scalar-intel.d: Likewise.
* testsuite/gas/i386/x86-64-avx-scalar.d: Likewise.
opcodes/
PR gas/23665
* i386-dis.c (vex_len_table): Update VEX_LEN_0F7E_P_1 and
VEX_LEN_0FD6_P_2 entries.
* i386-opc.tbl: Set Vex=1 on VEX.128 only vmovq.
* i386-tbl.h: Regenerated.
Diffstat (limited to 'opcodes')
| -rw-r--r-- | opcodes/ChangeLog | 8 | ||||
| -rw-r--r-- | opcodes/i386-dis.c | 2 | ||||
| -rw-r--r-- | opcodes/i386-opc.tbl | 4 | ||||
| -rw-r--r-- | opcodes/i386-tbl.h | 4 |
4 files changed, 12 insertions, 6 deletions
diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog index 7d5f796..408512c 100644 --- a/opcodes/ChangeLog +++ b/opcodes/ChangeLog @@ -1,3 +1,11 @@ +2018-09-15 H.J. Lu <hongjiu.lu@intel.com> + + PR gas/23665 + * i386-dis.c (vex_len_table): Update VEX_LEN_0F7E_P_1 and + VEX_LEN_0FD6_P_2 entries. + * i386-opc.tbl: Set Vex=1 on VEX.128 only vmovq. + * i386-tbl.h: Regenerated. + 2018-09-14 H.J. Lu <hongjiu.lu@intel.com> PR gas/23642 diff --git a/opcodes/i386-dis.c b/opcodes/i386-dis.c index 9453e52..5252174 100644 --- a/opcodes/i386-dis.c +++ b/opcodes/i386-dis.c @@ -9848,7 +9848,6 @@ static const struct dis386 vex_len_table[][2] = { /* VEX_LEN_0F7E_P_1 */ { { VEX_W_TABLE (VEX_W_0F7E_P_1) }, - { VEX_W_TABLE (VEX_W_0F7E_P_1) }, }, /* VEX_LEN_0F7E_P_2 */ @@ -9962,7 +9961,6 @@ static const struct dis386 vex_len_table[][2] = { /* VEX_LEN_0FD6_P_2 */ { { VEX_W_TABLE (VEX_W_0FD6_P_2) }, - { VEX_W_TABLE (VEX_W_0FD6_P_2) }, }, /* VEX_LEN_0FF7_P_2 */ diff --git a/opcodes/i386-opc.tbl b/opcodes/i386-opc.tbl index 5a8e79c..d37a08c 100644 --- a/opcodes/i386-opc.tbl +++ b/opcodes/i386-opc.tbl @@ -2030,8 +2030,8 @@ vmovntdq, 2, 0x66e7, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=3|CheckRegSize| vmovntdqa, 2, 0x662a, None, 1, CpuAVX, Modrm|Vex|VexOpcode=1|VexW=3|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Xmmword|Unspecified|BaseIndex, RegXMM } vmovntpd, 2, 0x662b, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=3|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM, Xmmword|Ymmword|Unspecified|BaseIndex } vmovntps, 2, 0x2b, None, 1, CpuAVX, Modrm|Vex|VexOpcode=0|VexW=3|CheckRegSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegYMM, Xmmword|Ymmword|Unspecified|BaseIndex } -vmovq, 2, 0xf37e, None, 1, CpuAVX, Load|Modrm|Vex=3|VexOpcode=0|VexW=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM } -vmovq, 2, 0x66d6, None, 1, CpuAVX, Modrm|Vex=3|VexOpcode=0|VexW=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { RegXMM, Qword|Unspecified|BaseIndex|RegXMM } +vmovq, 2, 0xf37e, None, 1, CpuAVX, Load|Modrm|Vex=1|VexOpcode=0|VexW=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { Qword|Unspecified|BaseIndex|RegXMM, RegXMM } +vmovq, 2, 0x66d6, None, 1, CpuAVX, Modrm|Vex=1|VexOpcode=0|VexW=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|NoRex64, { RegXMM, Qword|Unspecified|BaseIndex|RegXMM } vmovq, 2, 0x666e, None, 1, CpuAVX|Cpu64, D|Modrm|Vex=3|VexOpcode=0|VexW=2|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf|Size64, { Reg64|Unspecified|BaseIndex, RegXMM } vmovsd, 2, 0xf210, None, 1, CpuAVX, D|Modrm|Vex=3|VexOpcode=0|VexW=3|IgnoreSize|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { Qword|Unspecified|BaseIndex, RegXMM } vmovsd, 3, 0xf210, None, 1, CpuAVX, D|Modrm|Vex=3|VexOpcode=0|VexVVVV=1|VexW=3|No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_qSuf|No_ldSuf, { RegXMM|RegMem, RegXMM, RegXMM } diff --git a/opcodes/i386-tbl.h b/opcodes/i386-tbl.h index 8966d52..f99daa0 100644 --- a/opcodes/i386-tbl.h +++ b/opcodes/i386-tbl.h @@ -36679,7 +36679,7 @@ const insn_template i386_optab[] = 0, 0, 0, 0, 0, 0 } }, { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, - 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 1, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { { { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, @@ -36696,7 +36696,7 @@ const insn_template i386_optab[] = 0, 0, 0, 0, 0, 0 } }, { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, - 3, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 1, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, { { { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, |