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[X86] Add PTWRITE instruction for assembler and disassembler. 

llvm-svn: 316333
This commit is contained in:
Craig Topper 2017-10-23 15:53:21 +00:00
parent 5f0339d2f3
commit 8f182fdd8b
5 changed files with 55 additions and 2 deletions
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16
llvm/lib/Target/X86/X86InstrSystem.td
View File

@ -506,10 +506,10 @@ let Uses = [EDX, EAX] in {
let Predicates = [HasXSAVE] in {
def XSAVE : I<0xAE, MRM4m, (outs), (ins opaque512mem:$dst),
"xsave\t$dst",
[(int_x86_xsave addr:$dst, EDX, EAX)]>, TB;
[(int_x86_xsave addr:$dst, EDX, EAX)]>, PS;
def XSAVE64 : RI<0xAE, MRM4m, (outs), (ins opaque512mem:$dst),
"xsave64\t$dst",
[(int_x86_xsave64 addr:$dst, EDX, EAX)]>, TB, Requires<[In64BitMode]>;
[(int_x86_xsave64 addr:$dst, EDX, EAX)]>, PS, Requires<[In64BitMode]>;
def XRSTOR : I<0xAE, MRM5m, (outs), (ins opaque512mem:$dst),
"xrstor\t$dst",
[(int_x86_xrstor addr:$dst, EDX, EAX)]>, TB;
@ -644,3 +644,15 @@ def RDPID32 : I<0xC7, MRM7r, (outs GR32:$src), (ins),
def RDPID64 : I<0xC7, MRM7r, (outs GR64:$src), (ins),
"rdpid\t$src", []>, XS,
Requires<[In64BitMode]>;
//===----------------------------------------------------------------------===//
// PTWRITE Instruction
def PTWRITEm: I<0xAE, MRM4m, (outs), (ins i32mem:$dst),
"ptwrite{l}\t$dst", []>, XS;
def PTWRITE64m : RI<0xAE, MRM4m, (outs), (ins i64mem:$dst),
"ptwrite{q}\t$dst", []>, XS, Requires<[In64BitMode]>;
def PTWRITEr : I<0xAE, MRM4r, (outs), (ins GR32:$dst),
"ptwrite{l}\t$dst", []>, XS;
def PTWRITE64r : RI<0xAE, MRM4r, (outs), (ins GR64:$dst),
"ptwrite{q}\t$dst", []>, XS, Requires<[In64BitMode]>;

6
llvm/test/MC/Disassembler/X86/x86-32.txt
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@ -811,3 +811,9 @@
# CHECK: rdpid %eax
0xf3 0x0f 0xc7 0xf8
# CHECK: ptwritel -559038737(%ebx,%ecx,8)
0xf3 0x0f 0xae 0xa4 0xcb 0xef 0xbe 0xad 0xde
# CHECK: ptwritel %eax
0xf3 0x0f 0xae 0xe0

11
llvm/test/MC/Disassembler/X86/x86-64.txt
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@ -496,3 +496,14 @@
# CHECK: movw %bx, %cs:(%esi,%ebp)
0x2e 0x66 0x67 0x89 0x1c 0x2e
# CHECK: ptwritel -559038737(%rbx,%rcx,8)
0xf3 0x0f 0xae 0xa4 0xcb 0xef 0xbe 0xad 0xde
# CHECK: ptwritel %eax
0xf3 0x0f 0xae 0xe0
# CHECK: ptwriteq -559038737(%rbx,%rcx,8)
0xf3 0x48 0x0f 0xae 0xa4 0xcb 0xef 0xbe 0xad 0xde
# CHECK: ptwriteq %rax
0xf3 0x48 0x0f 0xae 0xe0

8
llvm/test/MC/X86/x86-32.s
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@ -1101,3 +1101,11 @@ data16 lgdt 4(%eax)
// CHECK: rdpid %eax
// CHECK: encoding: [0xf3,0x0f,0xc7,0xf8]
rdpid %eax
// CHECK: ptwritel 3735928559(%ebx,%ecx,8)
// CHECK: encoding: [0xf3,0x0f,0xae,0xa4,0xcb,0xef,0xbe,0xad,0xde]
ptwritel 0xdeadbeef(%ebx,%ecx,8)
// CHECK: ptwritel %eax
// CHECK: encoding: [0xf3,0x0f,0xae,0xe0]
ptwritel %eax

16
llvm/test/MC/X86/x86-64.s
View File

@ -1531,3 +1531,19 @@ nopq %rax
// CHECK: rdpid %rax
// CHECK: encoding: [0xf3,0x0f,0xc7,0xf8]
rdpid %rax
// CHECK: ptwritel 3735928559(%rbx,%rcx,8)
// CHECK: encoding: [0xf3,0x0f,0xae,0xa4,0xcb,0xef,0xbe,0xad,0xde]
ptwritel 0xdeadbeef(%rbx,%rcx,8)
// CHECK: ptwritel %eax
// CHECK: encoding: [0xf3,0x0f,0xae,0xe0]
ptwritel %eax
// CHECK: ptwriteq 3735928559(%rbx,%rcx,8)
// CHECK: encoding: [0xf3,0x48,0x0f,0xae,0xa4,0xcb,0xef,0xbe,0xad,0xde]
ptwriteq 0xdeadbeef(%rbx,%rcx,8)
// CHECK: ptwriteq %rax
// CHECK: encoding: [0xf3,0x48,0x0f,0xae,0xe0]
ptwriteq %rax