| Brian Gaeke | bb25f2f | 2002-12-03 00:51:09 +0000 | [diff] [blame^] | 1 | //===-- X86Implicit.cpp - All the implicit uses and defs for X86 ops ------===// |
| 2 | // |
| 3 | // This defines a class which maps X86 opcodes to the registers that they |
| 4 | // implicitly modify or use. |
| 5 | // |
| 6 | //===----------------------------------------------------------------------===// |
| 7 | |
| 8 | #include "X86Implicit.h" |
| 9 | #include <map> |
| 10 | #include <vector> |
| 11 | |
| 12 | X86Implicit::X86Implicit () |
| 13 | { |
| 14 | implicitUses[X86::CBW].push_back (X86::AL); |
| 15 | implicitDefs[X86::CBW].push_back (X86::AX); |
| 16 | |
| 17 | implicitUses[X86::CDQ].push_back (X86::EAX); |
| 18 | implicitDefs[X86::CDQ].push_back (X86::EDX); |
| 19 | |
| 20 | implicitUses[X86::CWD].push_back (X86::AX); |
| 21 | implicitDefs[X86::CWD].push_back (X86::DX); |
| 22 | |
| 23 | implicitUses[X86::DIVrr16].push_back (X86::DX); |
| 24 | implicitUses[X86::DIVrr16].push_back (X86::AX); |
| 25 | implicitDefs[X86::DIVrr16].push_back (X86::DX); |
| 26 | implicitDefs[X86::DIVrr16].push_back (X86::AX); |
| 27 | |
| 28 | implicitUses[X86::DIVrr32].push_back (X86::EDX); |
| 29 | implicitUses[X86::DIVrr32].push_back (X86::EAX); |
| 30 | implicitDefs[X86::DIVrr32].push_back (X86::EDX); |
| 31 | implicitDefs[X86::DIVrr32].push_back (X86::EAX); |
| 32 | |
| 33 | implicitUses[X86::DIVrr8].push_back (X86::AX); |
| 34 | implicitDefs[X86::DIVrr8].push_back (X86::AL); |
| 35 | implicitDefs[X86::DIVrr8].push_back (X86::AH); |
| 36 | |
| 37 | implicitDefs[X86::FNSTSWr8].push_back (X86::AX); |
| 38 | |
| 39 | implicitUses[X86::IDIVrr16].push_back (X86::DX); |
| 40 | implicitUses[X86::IDIVrr16].push_back (X86::AX); |
| 41 | implicitDefs[X86::IDIVrr16].push_back (X86::DX); |
| 42 | implicitDefs[X86::IDIVrr16].push_back (X86::AX); |
| 43 | |
| 44 | implicitUses[X86::IDIVrr32].push_back (X86::EDX); |
| 45 | implicitUses[X86::IDIVrr32].push_back (X86::EAX); |
| 46 | implicitDefs[X86::IDIVrr32].push_back (X86::EDX); |
| 47 | implicitDefs[X86::IDIVrr32].push_back (X86::EAX); |
| 48 | |
| 49 | implicitUses[X86::IDIVrr8].push_back (X86::AX); |
| 50 | implicitDefs[X86::IDIVrr8].push_back (X86::AL); |
| 51 | implicitDefs[X86::IDIVrr8].push_back (X86::AH); |
| 52 | |
| 53 | implicitUses[X86::LEAVE].push_back (X86::EBP); |
| 54 | implicitDefs[X86::LEAVE].push_back (X86::EBP); |
| 55 | |
| 56 | implicitUses[X86::MULrr16].push_back (X86::AX); |
| 57 | implicitDefs[X86::MULrr16].push_back (X86::DX); |
| 58 | implicitDefs[X86::MULrr16].push_back (X86::AX); |
| 59 | |
| 60 | implicitUses[X86::MULrr32].push_back (X86::EAX); |
| 61 | implicitDefs[X86::MULrr32].push_back (X86::EDX); |
| 62 | implicitDefs[X86::MULrr32].push_back (X86::EAX); |
| 63 | |
| 64 | implicitUses[X86::MULrr8].push_back (X86::AL); |
| 65 | implicitDefs[X86::MULrr8].push_back (X86::AX); |
| 66 | |
| 67 | implicitUses[X86::SAHF].push_back (X86::AH); |
| 68 | |
| 69 | implicitUses[X86::SARrr16].push_back (X86::CL); |
| 70 | |
| 71 | implicitUses[X86::SARrr32].push_back (X86::CL); |
| 72 | |
| 73 | implicitUses[X86::SARrr8].push_back (X86::CL); |
| 74 | |
| 75 | implicitUses[X86::SHLrr16].push_back (X86::CL); |
| 76 | |
| 77 | implicitUses[X86::SHLrr32].push_back (X86::CL); |
| 78 | |
| 79 | implicitUses[X86::SHLrr8].push_back (X86::CL); |
| 80 | |
| 81 | implicitUses[X86::SHRrr16].push_back (X86::CL); |
| 82 | |
| 83 | implicitUses[X86::SHRrr32].push_back (X86::CL); |
| 84 | |
| 85 | implicitUses[X86::SHRrr8].push_back (X86::CL); |
| 86 | } |
| 87 | |