From d146a02c7969f3f0a8d6fb9b8a7a4c0be58cab8b Mon Sep 17 00:00:00 2001 From: Jim Grosbach Date: Fri, 9 Dec 2011 21:28:25 +0000 Subject: ARM assembly parsing and encoding for VLD2 with writeback. Refactor the instructions into fixed writeback and register-stride writeback variants to simplify the offset operand (no more optional register operand using reg0). This is a simpler representation and allows the assembly parser to more easily handle these instructions. Add tests for the instruction variants now supported. llvm-svn: 146278 --- llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp | 36 ++++++++++++++++++---------- 1 file changed, 24 insertions(+), 12 deletions(-) (limited to 'llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp') diff --git a/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp b/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp index 6fe6fcde1a0..089283c2af9 100644 --- a/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp +++ b/llvm/lib/Target/ARM/ARMExpandPseudoInsts.cpp @@ -180,18 +180,24 @@ static const NEONLdStTableEntry NEONLdStTable[] = { { ARM::VLD2LNq32Pseudo_UPD, ARM::VLD2LNq32_UPD, true, true, true, EvenDblSpc, 2, 2 ,true}, { ARM::VLD2d16Pseudo, ARM::VLD2d16, true, false, false, SingleSpc, 2, 4 ,false}, -{ ARM::VLD2d16Pseudo_UPD, ARM::VLD2d16_UPD, true, true, true, SingleSpc, 2, 4 ,false}, +{ ARM::VLD2d16PseudoWB_fixed, ARM::VLD2d16wb_fixed, true, true, false, SingleSpc, 2, 4 ,false}, +{ ARM::VLD2d16PseudoWB_register, ARM::VLD2d16wb_register, true, true, true, SingleSpc, 2, 4 ,false}, { ARM::VLD2d32Pseudo, ARM::VLD2d32, true, false, false, SingleSpc, 2, 2 ,false}, -{ ARM::VLD2d32Pseudo_UPD, ARM::VLD2d32_UPD, true, true, true, SingleSpc, 2, 2 ,false}, +{ ARM::VLD2d32PseudoWB_fixed, ARM::VLD2d32wb_fixed, true, true, false, SingleSpc, 2, 2 ,false}, +{ ARM::VLD2d32PseudoWB_register, ARM::VLD2d32wb_register, true, true, true, SingleSpc, 2, 2 ,false}, { ARM::VLD2d8Pseudo, ARM::VLD2d8, true, false, false, SingleSpc, 2, 8 ,false}, -{ ARM::VLD2d8Pseudo_UPD, ARM::VLD2d8_UPD, true, true, true, SingleSpc, 2, 8 ,false}, +{ ARM::VLD2d8PseudoWB_fixed, ARM::VLD2d8wb_fixed, true, true, false, SingleSpc, 2, 8 ,false}, +{ ARM::VLD2d8PseudoWB_register, ARM::VLD2d8wb_register, true, true, true, SingleSpc, 2, 8 ,false}, { ARM::VLD2q16Pseudo, ARM::VLD2q16, true, false, false, SingleSpc, 4, 4 ,false}, -{ ARM::VLD2q16Pseudo_UPD, ARM::VLD2q16_UPD, true, true, true, SingleSpc, 4, 4 ,false}, +{ ARM::VLD2q16PseudoWB_fixed, ARM::VLD2q16wb_fixed, true, true, false, SingleSpc, 4, 4 ,false}, +{ ARM::VLD2q16PseudoWB_register, ARM::VLD2q16wb_register, true, true, true, SingleSpc, 4, 4 ,false}, { ARM::VLD2q32Pseudo, ARM::VLD2q32, true, false, false, SingleSpc, 4, 2 ,false}, -{ ARM::VLD2q32Pseudo_UPD, ARM::VLD2q32_UPD, true, true, true, SingleSpc, 4, 2 ,false}, +{ ARM::VLD2q32PseudoWB_fixed, ARM::VLD2q32wb_fixed, true, true, false, SingleSpc, 4, 2 ,false}, +{ ARM::VLD2q32PseudoWB_register, ARM::VLD2q32wb_register, true, true, true, SingleSpc, 4, 2 ,false}, { ARM::VLD2q8Pseudo, ARM::VLD2q8, true, false, false, SingleSpc, 4, 8 ,false}, -{ ARM::VLD2q8Pseudo_UPD, ARM::VLD2q8_UPD, true, true, true, SingleSpc, 4, 8 ,false}, +{ ARM::VLD2q8PseudoWB_fixed, ARM::VLD2q8wb_fixed, true, true, false, SingleSpc, 4, 8 ,false}, +{ ARM::VLD2q8PseudoWB_register, ARM::VLD2q8wb_register, true, true, true, SingleSpc, 4, 8 ,false}, { ARM::VLD3DUPd16Pseudo, ARM::VLD3DUPd16, true, false, false, SingleSpc, 3, 4,true}, { ARM::VLD3DUPd16Pseudo_UPD, ARM::VLD3DUPd16_UPD, true, true, true, SingleSpc, 3, 4,true}, @@ -1095,12 +1101,18 @@ bool ARMExpandPseudo::ExpandMI(MachineBasicBlock &MBB, case ARM::VLD2q8Pseudo: case ARM::VLD2q16Pseudo: case ARM::VLD2q32Pseudo: - case ARM::VLD2d8Pseudo_UPD: - case ARM::VLD2d16Pseudo_UPD: - case ARM::VLD2d32Pseudo_UPD: - case ARM::VLD2q8Pseudo_UPD: - case ARM::VLD2q16Pseudo_UPD: - case ARM::VLD2q32Pseudo_UPD: + case ARM::VLD2d8PseudoWB_fixed: + case ARM::VLD2d16PseudoWB_fixed: + case ARM::VLD2d32PseudoWB_fixed: + case ARM::VLD2q8PseudoWB_fixed: + case ARM::VLD2q16PseudoWB_fixed: + case ARM::VLD2q32PseudoWB_fixed: + case ARM::VLD2d8PseudoWB_register: + case ARM::VLD2d16PseudoWB_register: + case ARM::VLD2d32PseudoWB_register: + case ARM::VLD2q8PseudoWB_register: + case ARM::VLD2q16PseudoWB_register: + case ARM::VLD2q32PseudoWB_register: case ARM::VLD3d8Pseudo: case ARM::VLD3d16Pseudo: case ARM::VLD3d32Pseudo: -- cgit v1.2.3