diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-09-08 05:45:34 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-09-08 05:45:34 +0000 |
| commit | ba8e81cca281a92fe30c25a10d8990521128be39 (patch) | |
| tree | 55ebd932590df7600dbf1d69b33f410fab4d4cfc | |
| parent | ba8cea450f330145cc7764e23e5d8b1aadd5e131 (diff) | |
implement proper support for sysret{,l,q}, rdar://8403907
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113350 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/AsmParser/X86AsmParser.cpp | 1 | ||||
| -rw-r--r-- | lib/Target/X86/X86Instr64bit.td | 4 | ||||
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 4 | ||||
| -rw-r--r-- | test/MC/AsmParser/X86/x86_32-new-encoder.s | 8 | ||||
| -rw-r--r-- | test/MC/AsmParser/X86/x86_64-new-encoder.s | 11 |
5 files changed, 25 insertions, 3 deletions
diff --git a/lib/Target/X86/AsmParser/X86AsmParser.cpp b/lib/Target/X86/AsmParser/X86AsmParser.cpp index 484ffce8c6..90bd4e3d1b 100644 --- a/lib/Target/X86/AsmParser/X86AsmParser.cpp +++ b/lib/Target/X86/AsmParser/X86AsmParser.cpp @@ -628,6 +628,7 @@ ParseInstruction(StringRef Name, SMLoc NameLoc, .Case("repz", "rep") .Case("repnz", "repne") .Case("iret", "iretl") + .Case("sysret", "sysretl") .Case("push", Is64Bit ? "pushq" : "pushl") .Case("pushf", Is64Bit ? "pushfq" : "pushfl") .Case("popf", Is64Bit ? "popfq" : "popfl") diff --git a/lib/Target/X86/X86Instr64bit.td b/lib/Target/X86/X86Instr64bit.td index 5f6c68bf88..fe12a97c77 100644 --- a/lib/Target/X86/X86Instr64bit.td +++ b/lib/Target/X86/X86Instr64bit.td @@ -120,6 +120,10 @@ def ADJCALLSTACKUP64 : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2), def IRET64 : RI<0xcf, RawFrm, (outs), (ins), "iretq", []>, Requires<[In64BitMode]>; +def SYSRETQ : RI<0x07, RawFrm, + (outs), (ins), "sysretq", []>, TB, Requires<[In64BitMode]>; + + //===----------------------------------------------------------------------===// // Call Instructions... // diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index f50132b217..875dfa2623 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -971,8 +971,8 @@ def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB; def SYSCALL : I<0x05, RawFrm, (outs), (ins), "syscall", []>, TB; -def SYSRET : I<0x07, RawFrm, - (outs), (ins), "sysret", []>, TB; +def SYSRETL : I<0x07, RawFrm, + (outs), (ins), "sysretl", []>, TB; def SYSENTER : I<0x34, RawFrm, (outs), (ins), "sysenter", []>, TB; def SYSEXIT : I<0x35, RawFrm, diff --git a/test/MC/AsmParser/X86/x86_32-new-encoder.s b/test/MC/AsmParser/X86/x86_32-new-encoder.s index e99af15a1d..ed8ee86819 100644 --- a/test/MC/AsmParser/X86/x86_32-new-encoder.s +++ b/test/MC/AsmParser/X86/x86_32-new-encoder.s @@ -444,3 +444,11 @@ iretw iretl // CHECK: iretl // CHECK: encoding: [0xcf] + +// rdar://8403907 +sysret +// CHECK: sysretl +// CHECK: encoding: [0x0f,0x07] +sysretl +// CHECK: sysretl +// CHECK: encoding: [0x0f,0x07] diff --git a/test/MC/AsmParser/X86/x86_64-new-encoder.s b/test/MC/AsmParser/X86/x86_64-new-encoder.s index 75a424322b..6f5f8fae1d 100644 --- a/test/MC/AsmParser/X86/x86_64-new-encoder.s +++ b/test/MC/AsmParser/X86/x86_64-new-encoder.s @@ -201,4 +201,13 @@ iretq // CHECK: iretq // CHECK: encoding: [0x48,0xcf] - +// rdar://8403907 +sysret +// CHECK: sysretl +// CHECK: encoding: [0x0f,0x07] +sysretl +// CHECK: sysretl +// CHECK: encoding: [0x0f,0x07] +sysretq +// CHECK: sysretq +// CHECK: encoding: [0x48,0x0f,0x07] |