diff options
| -rw-r--r-- | lib/Target/X86/X86RegisterInfo.cpp | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/lib/Target/X86/X86RegisterInfo.cpp b/lib/Target/X86/X86RegisterInfo.cpp index d5a2835af3..892ba91845 100644 --- a/lib/Target/X86/X86RegisterInfo.cpp +++ b/lib/Target/X86/X86RegisterInfo.cpp @@ -158,7 +158,6 @@ X86RegisterInfo::getMatchingSuperRegClass(const TargetRegisterClass *A, switch (SubIdx) { default: return 0; case X86::sub_8bit: - case X86::sub_ss: if (B == &X86::GR8RegClass) { if (A->getSize() == 2 || A->getSize() == 4 || A->getSize() == 8) return A; @@ -190,12 +189,9 @@ X86RegisterInfo::getMatchingSuperRegClass(const TargetRegisterClass *A, return &X86::GR16_NOREXRegClass; else if (A == &X86::GR16_ABCDRegClass) return &X86::GR16_ABCDRegClass; - } else if (B == &X86::FR32RegClass) { - return A; } break; case X86::sub_8bit_hi: - case X86::sub_sd: if (B == &X86::GR8_ABCD_HRegClass) { if (A == &X86::GR64RegClass || A == &X86::GR64_ABCDRegClass || A == &X86::GR64_NOREXRegClass || @@ -208,12 +204,9 @@ X86RegisterInfo::getMatchingSuperRegClass(const TargetRegisterClass *A, else if (A == &X86::GR16RegClass || A == &X86::GR16_ABCDRegClass || A == &X86::GR16_NOREXRegClass) return &X86::GR16_ABCDRegClass; - } else if (B == &X86::FR64RegClass) { - return A; } break; case X86::sub_16bit: - case X86::sub_xmm: if (B == &X86::GR16RegClass) { if (A->getSize() == 4 || A->getSize() == 8) return A; @@ -237,8 +230,6 @@ X86RegisterInfo::getMatchingSuperRegClass(const TargetRegisterClass *A, return &X86::GR32_NOREXRegClass; else if (A == &X86::GR32_ABCDRegClass) return &X86::GR64_ABCDRegClass; - } else if (B == &X86::VR128RegClass) { - return A; } break; case X86::sub_32bit: @@ -259,6 +250,18 @@ X86RegisterInfo::getMatchingSuperRegClass(const TargetRegisterClass *A, return &X86::GR64_ABCDRegClass; } break; + case X86::sub_ss: + if (B == &X86::FR32RegClass) + return A; + break; + case X86::sub_sd: + if (B == &X86::FR64RegClass) + return A; + break; + case X86::sub_xmm: + if (B == &X86::VR128RegClass) + return A; + break; } return 0; } |