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| author | Kay Tiong Khoo <kkhoo@perfwizard.com> | 2013-02-12 00:19:12 +0000 |
|---|---|---|
| committer | Kay Tiong Khoo <kkhoo@perfwizard.com> | 2013-02-12 00:19:12 +0000 |
| commit | 6c3daabc3ee51a8fcb804e0f110f01e59e0e6d61 (patch) | |
| tree | fcab8b8339070a35ecf1fc7d2418566b66876428 | |
| parent | c951003faf4d475d221f5e839971673d2350b983 (diff) | |
| download | llvm-6c3daabc3ee51a8fcb804e0f110f01e59e0e6d61.tar.gz llvm-6c3daabc3ee51a8fcb804e0f110f01e59e0e6d61.tar.bz2 llvm-6c3daabc3ee51a8fcb804e0f110f01e59e0e6d61.tar.xz | |
Added 0x0D to 2-byte opcode extension table for prefetch* variants
Fixed decode of existing 3dNow prefetchw instruction
Intel is scheduled to add a compatible prefetchw (same encoding) to future CPUs
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174920 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86Instr3DNow.td | 6 | ||||
| -rw-r--r-- | utils/TableGen/X86RecognizableInstr.cpp | 1 |
2 files changed, 3 insertions, 4 deletions
diff --git a/lib/Target/X86/X86Instr3DNow.td b/lib/Target/X86/X86Instr3DNow.td index 54b91c3edb..bb362f5c7b 100644 --- a/lib/Target/X86/X86Instr3DNow.td +++ b/lib/Target/X86/X86Instr3DNow.td @@ -87,12 +87,10 @@ defm PMULHRW : I3DNow_binop_rm_int<0xB7, "pmulhrw">; def FEMMS : I3DNow<0x0E, RawFrm, (outs), (ins), "femms", [(int_x86_mmx_femms)]>; def PREFETCH : I3DNow<0x0D, MRM0m, (outs), (ins i32mem:$addr), - "prefetch $addr", []>; + "prefetch\t$addr", []>; -// FIXME: Diassembler gets a bogus decode conflict. -let isAsmParserOnly = 1 in def PREFETCHW : I3DNow<0x0D, MRM1m, (outs), (ins i16mem:$addr), - "prefetchw $addr", []>; + "prefetchw\t$addr", []>; // "3DNowA" instructions defm PF2IW : I3DNow_conv_rm_int<0x1C, "pf2iw", "a">; diff --git a/utils/TableGen/X86RecognizableInstr.cpp b/utils/TableGen/X86RecognizableInstr.cpp index b99a6eb87e..b00f7ea2ba 100644 --- a/utils/TableGen/X86RecognizableInstr.cpp +++ b/utils/TableGen/X86RecognizableInstr.cpp @@ -119,6 +119,7 @@ namespace X86Local { #define TWO_BYTE_EXTENSION_TABLES \ EXTENSION_TABLE(00) \ EXTENSION_TABLE(01) \ + EXTENSION_TABLE(0d) \ EXTENSION_TABLE(18) \ EXTENSION_TABLE(71) \ EXTENSION_TABLE(72) \ |