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It is fully redundant with CpuAVX512F. gas/ 2018-05-30 Jan Beulich <jbeulich@suse.com> * config/tc-i386.c (parse_real_register): Use cpuavx512f instead of cpuvrex. opcodes/ 2018-05-30 Jan Beulich <jbeulich@suse.com> * i386-gen.c (cpu_flag_init): Drop CpuVREX uses. (cpu_flags): Drop CpuVREX. * i386-opc.h (CpuVREX): Delete. (union i386_cpu_flags): Remove cpuvrex. * i386-init.h, i386-tbl.h: Re-generate. --- a/gas/config/tc-i386.c +++ b/gas/config/tc-i386.c @@ -10330,7 +10330,7 @@ parse_real_register (char *reg_string, c mode, and require EVEX encoding. */ if (r->reg_flags & RegVRex) { - if (!cpu_arch_flags.bitfield.cpuvrex + if (!cpu_arch_flags.bitfield.cpuavx512f || flag_code != CODE_64BIT) return (const reg_entry *) NULL; --- a/opcodes/i386-gen.c +++ b/opcodes/i386-gen.c @@ -199,7 +199,7 @@ static initializer cpu_flag_init[] = { "CPU_AVX2_FLAGS", "CPU_AVX_FLAGS|CpuAVX2" }, { "CPU_AVX512F_FLAGS", - "CPU_AVX2_FLAGS|CpuVREX|CpuAVX512F" }, + "CPU_AVX2_FLAGS|CpuAVX512F" }, { "CPU_AVX512CD_FLAGS", "CPU_AVX512F_FLAGS|CpuAVX512CD" }, { "CPU_AVX512ER_FLAGS", @@ -317,7 +317,7 @@ static initializer cpu_flag_init[] = { "CPU_ANY_AVX2_FLAGS", "CpuAVX2" }, { "CPU_ANY_AVX512F_FLAGS", - "CpuVREX|CpuAVX512CD|CpuAVX512ER|CpuAVX512PF|CpuAVX512DQ|CpuAVX512BW|CpuAVX512VL|CpuAVX512IFMA|CpuAVX512VBMI|CpuAVX512_4FMAPS|CpuAVX512_4VNNIW|CpuAVX512_VPOPCNTDQ|CpuAVX512_VBMI2|CpuAVX512_VNNI|CpuAVX512_BITALG|CpuAVX512F" }, + "CpuAVX512F|CpuAVX512CD|CpuAVX512ER|CpuAVX512PF|CpuAVX512DQ|CpuAVX512BW|CpuAVX512VL|CpuAVX512IFMA|CpuAVX512VBMI|CpuAVX512_4FMAPS|CpuAVX512_4VNNIW|CpuAVX512_VPOPCNTDQ|CpuAVX512_VBMI2|CpuAVX512_VNNI|CpuAVX512_BITALG" }, { "CPU_ANY_AVX512CD_FLAGS", "CpuAVX512CD" }, { "CPU_ANY_AVX512ER_FLAGS", @@ -561,7 +561,6 @@ static bitfield cpu_flags[] = BITFIELD (CpuPRFCHW), BITFIELD (CpuSMAP), BITFIELD (CpuSHA), - BITFIELD (CpuVREX), BITFIELD (CpuClflushOpt), BITFIELD (CpuXSAVES), BITFIELD (CpuXSAVEC), --- a/opcodes/i386-opc.h +++ b/opcodes/i386-opc.h @@ -174,8 +174,6 @@ enum CpuSMAP, /* SHA instructions required. */ CpuSHA, - /* VREX support required */ - CpuVREX, /* CLFLUSHOPT instruction required */ CpuClflushOpt, /* XSAVES/XRSTORS instruction required */ @@ -329,7 +327,6 @@ typedef union i386_cpu_flags unsigned int cpuprfchw:1; unsigned int cpusmap:1; unsigned int cpusha:1; - unsigned int cpuvrex:1; unsigned int cpuclflushopt:1; unsigned int cpuxsaves:1; unsigned int cpuxsavec:1;
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