diff options
| author | Chris Lattner <sabre@nondot.org> | 2010-02-13 03:42:24 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-02-13 03:42:24 +0000 |
| commit | b779033a23c49c2e5e02b15a87bbae42973287b3 (patch) | |
| tree | 8645f1f3f6ccb3eea61a2f94bb7fbfd25cddf2bf | |
| parent | a1e762151029e95b949010be6ee2fa690c0055b1 (diff) | |
add encoder support and tests for rdtscp
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96076 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.h | 1 | ||||
| -rw-r--r-- | lib/Target/X86/X86MCCodeEmitter.cpp | 4 | ||||
| -rw-r--r-- | test/MC/AsmParser/X86/x86_32-new-encoder.s | 5 | ||||
| -rw-r--r-- | test/MC/Disassembler/simple-tests.txt | 5 |
4 files changed, 14 insertions, 1 deletions
diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h index 9f50178fe6..5111719a20 100644 --- a/lib/Target/X86/X86InstrInfo.h +++ b/lib/Target/X86/X86InstrInfo.h @@ -279,6 +279,7 @@ namespace X86II { MRM_E8 = 39, MRM_F0 = 40, MRM_F8 = 41, + MRM_F9 = 42, FormMask = 63, diff --git a/lib/Target/X86/X86MCCodeEmitter.cpp b/lib/Target/X86/X86MCCodeEmitter.cpp index 1dc592ce7c..2c7b9d82de 100644 --- a/lib/Target/X86/X86MCCodeEmitter.cpp +++ b/lib/Target/X86/X86MCCodeEmitter.cpp @@ -617,6 +617,10 @@ EncodeInstruction(const MCInst &MI, raw_ostream &OS, EmitByte(BaseOpcode, CurByte, OS); EmitByte(0xF8, CurByte, OS); break; + case X86II::MRM_F9: + EmitByte(BaseOpcode, CurByte, OS); + EmitByte(0xF9, CurByte, OS); + break; } // If there is a remaining operand, it must be a trailing immediate. Emit it diff --git a/test/MC/AsmParser/X86/x86_32-new-encoder.s b/test/MC/AsmParser/X86/x86_32-new-encoder.s index efac73f845..6fd0cbb916 100644 --- a/test/MC/AsmParser/X86/x86_32-new-encoder.s +++ b/test/MC/AsmParser/X86/x86_32-new-encoder.s @@ -29,6 +29,11 @@ // CHECK: swapgs // CHECK: encoding: [0x0f,0x01,0xf8] +rdtscp +// CHECK: rdtscp +// CHECK: encoding: [0x0f,0x01,0xf9] + + // CHECK: movl %eax, 16(%ebp) # encoding: [0x89,0x45,0x10] movl %eax, 16(%ebp) // CHECK: movl %eax, -16(%ebp) # encoding: [0x89,0x45,0xf0] diff --git a/test/MC/Disassembler/simple-tests.txt b/test/MC/Disassembler/simple-tests.txt index c260945ff7..11c077d892 100644 --- a/test/MC/Disassembler/simple-tests.txt +++ b/test/MC/Disassembler/simple-tests.txt @@ -38,4 +38,7 @@ 0x0f 0x01 0xc4 # CHECK: swapgs -0x0f 0x01 0xf8
\ No newline at end of file +0x0f 0x01 0xf8 + +# CHECK: rdtscp +0x0f 0x01 0xf9
\ No newline at end of file |