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author | Chris Lattner <sabre@nondot.org> | 2007-04-02 17:24:08 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2007-04-02 17:24:08 +0000 |
commit | c4e3f8e736ecea7cd44a0fae75b1b3092567cbcd (patch) | |
tree | 54105b27448a24cc49db0def51b7bb6c49a50b7f /lib/Target/ARM/ARMISelLowering.cpp | |
parent | 0cf10286d52f03c6b0d72e64c11202952d00a112 (diff) | |
download | llvm-c4e3f8e736ecea7cd44a0fae75b1b3092567cbcd.tar.gz llvm-c4e3f8e736ecea7cd44a0fae75b1b3092567cbcd.tar.bz2 llvm-c4e3f8e736ecea7cd44a0fae75b1b3092567cbcd.tar.xz |
add support for the 'w' inline asm register class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35598 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMISelLowering.cpp')
-rw-r--r-- | lib/Target/ARM/ARMISelLowering.cpp | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp index 8f3457a045..7f80e87f25 100644 --- a/lib/Target/ARM/ARMISelLowering.cpp +++ b/lib/Target/ARM/ARMISelLowering.cpp @@ -1598,6 +1598,7 @@ ARMTargetLowering::getConstraintType(const std::string &Constraint) const { switch (Constraint[0]) { default: break; case 'l': return C_RegisterClass; + case 'w': return C_RegisterClass; } } return TargetLowering::getConstraintType(Constraint); @@ -1609,12 +1610,17 @@ ARMTargetLowering::getRegForInlineAsmConstraint(const std::string &Constraint, if (Constraint.size() == 1) { // GCC RS6000 Constraint Letters switch (Constraint[0]) { - case 'l': - // FIXME: in thumb mode, 'l' is only low-regs. - // FALL THROUGH. - case 'r': - return std::make_pair(0U, ARM::GPRRegisterClass); - break; + case 'l': + // FIXME: in thumb mode, 'l' is only low-regs. + // FALL THROUGH. + case 'r': + return std::make_pair(0U, ARM::GPRRegisterClass); + case 'w': + if (VT == MVT::f32) + return std::make_pair(0U, ARM::SPRRegisterClass); + if (VT == MVT::f32) + return std::make_pair(0U, ARM::DPRRegisterClass); + break; } } return TargetLowering::getRegForInlineAsmConstraint(Constraint, VT); @@ -1634,6 +1640,22 @@ getRegClassForInlineAsmConstraint(const std::string &Constraint, ARM::R4, ARM::R5, ARM::R6, ARM::R7, ARM::R8, ARM::R9, ARM::R10, ARM::R11, ARM::R12, ARM::LR, 0); + case 'w': + if (VT == MVT::f32) + return make_vector<unsigned>(ARM::S0, ARM::S1, ARM::S2, ARM::S3, + ARM::S4, ARM::S5, ARM::S6, ARM::S7, + ARM::S8, ARM::S9, ARM::S10, ARM::S11, + ARM::S12,ARM::S13,ARM::S14,ARM::S15, + ARM::S16,ARM::S17,ARM::S18,ARM::S19, + ARM::S20,ARM::S21,ARM::S22,ARM::S23, + ARM::S24,ARM::S25,ARM::S26,ARM::S27, + ARM::S28,ARM::S29,ARM::S30,ARM::S31, 0); + if (VT == MVT::f64) + return make_vector<unsigned>(ARM::D0, ARM::D1, ARM::D2, ARM::D3, + ARM::D4, ARM::D5, ARM::D6, ARM::D7, + ARM::D8, ARM::D9, ARM::D10,ARM::D11, + ARM::D12,ARM::D13,ARM::D14,ARM::D15, 0); + break; } return std::vector<unsigned>(); |