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[mips][msa] Added move.v 

llvm-svn: 189471
This commit is contained in:
Daniel Sanders 2013-08-28 10:44:47 +00:00
parent da96ef20b4
commit ba9c8505fb
4 changed files with 55 additions and 0 deletions
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3
llvm/include/llvm/IR/IntrinsicsMips.td
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@ -1344,6 +1344,9 @@ def int_mips_mod_u_w : GCCBuiltin<"__builtin_msa_mod_u_w">,
def int_mips_mod_u_d : GCCBuiltin<"__builtin_msa_mod_u_d">,
Intrinsic<[llvm_v2i64_ty], [llvm_v2i64_ty, llvm_v2i64_ty], [IntrNoMem]>;
def int_mips_move_v : GCCBuiltin<"__builtin_msa_move_v">,
Intrinsic<[llvm_v16i8_ty], [llvm_v16i8_ty], [IntrNoMem]>;
def int_mips_msub_q_h : GCCBuiltin<"__builtin_msa_msub_q_h">,
Intrinsic<[llvm_v8i16_ty], [llvm_v8i16_ty, llvm_v8i16_ty, llvm_v8i16_ty],
[IntrNoMem]>;

12
llvm/lib/Target/Mips/MipsMSAInstrInfo.td
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@ -542,6 +542,8 @@ class MOD_U_H_ENC : MSA_3R_FMT<0b111, 0b01, 0b010010>;
class MOD_U_W_ENC : MSA_3R_FMT<0b111, 0b10, 0b010010>;
class MOD_U_D_ENC : MSA_3R_FMT<0b111, 0b11, 0b010010>;
class MOVE_V_ENC : MSA_ELM_FMT<0b0010111110, 0b011001>;
class MSUB_Q_H_ENC : MSA_3RF_FMT<0b0110, 0b0, 0b011100>;
class MSUB_Q_W_ENC : MSA_3RF_FMT<0b0110, 0b1, 0b011100>;
@ -1852,6 +1854,14 @@ class MOD_U_W_DESC : MSA_3R_DESC_BASE<"mod_u.w", int_mips_mod_u_w, NoItinerary,
class MOD_U_D_DESC : MSA_3R_DESC_BASE<"mod_u.d", int_mips_mod_u_d, NoItinerary,
MSA128D, MSA128D>;
class MOVE_V_DESC {
dag OutOperandList = (outs MSA128B:$wd);
dag InOperandList = (ins MSA128B:$ws);
string AsmString = "move.v\t$wd, $ws";
list<dag> Pattern = [];
InstrItinClass Itinerary = NoItinerary;
}
class MSUB_Q_H_DESC : MSA_3RF_4RF_DESC_BASE<"msub_q.h", int_mips_msub_q_h,
NoItinerary, MSA128H, MSA128H>;
class MSUB_Q_W_DESC : MSA_3RF_4RF_DESC_BASE<"msub_q.w", int_mips_msub_q_w,
@ -2689,6 +2699,8 @@ def MOD_U_H : MOD_U_H_ENC, MOD_U_H_DESC, Requires<[HasMSA]>;
def MOD_U_W : MOD_U_W_ENC, MOD_U_W_DESC, Requires<[HasMSA]>;
def MOD_U_D : MOD_U_D_ENC, MOD_U_D_DESC, Requires<[HasMSA]>;
def MOVE_V : MOVE_V_ENC, MOVE_V_DESC, Requires<[HasMSA]>;
def MSUB_Q_H : MSUB_Q_H_ENC, MSUB_Q_H_DESC, Requires<[HasMSA]>;
def MSUB_Q_W : MSUB_Q_W_ENC, MSUB_Q_W_DESC, Requires<[HasMSA]>;

16
llvm/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
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@ -463,6 +463,22 @@ std::pair<bool, SDNode*> MipsSEDAGToDAGISel::selectNode(SDNode *Node) {
break;
}
case ISD::INTRINSIC_WO_CHAIN: {
switch (cast<ConstantSDNode>(Node->getOperand(0))->getZExtValue()) {
default:
break;
case Intrinsic::mips_move_v:
// Like an assignment but will always produce a move.v even if
// unnecessary.
return std::make_pair(true,
CurDAG->getMachineNode(Mips::MOVE_V, DL,
Node->getValueType(0),
Node->getOperand(1)));
}
break;
}
case ISD::INTRINSIC_VOID: {
switch (cast<ConstantSDNode>(Node->getOperand(1))->getZExtValue()) {
default:

24
llvm/test/CodeGen/Mips/msa/elm_move.ll Normal file
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@ -0,0 +1,24 @@
; Test the MSA move intrinsics (which are encoded with the ELM instruction
; format).
; RUN: llc -march=mips -mattr=+msa < %s | FileCheck %s
@llvm_mips_move_vb_ARG1 = global <16 x i8> <i8 0, i8 1, i8 2, i8 3, i8 4, i8 5, i8 6, i8 7, i8 8, i8 9, i8 10, i8 11, i8 12, i8 13, i8 14, i8 15>, align 16
@llvm_mips_move_vb_RES = global <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, align 16
define void @llvm_mips_move_vb_test() nounwind {
entry:
%0 = load <16 x i8>* @llvm_mips_move_vb_ARG1
%1 = tail call <16 x i8> @llvm.mips.move.v(<16 x i8> %0)
store <16 x i8> %1, <16 x i8>* @llvm_mips_move_vb_RES
ret void
}
declare <16 x i8> @llvm.mips.move.v(<16 x i8>) nounwind
; CHECK: llvm_mips_move_vb_test:
; CHECK: ld.b
; CHECK: move.v
; CHECK: st.b
; CHECK: .size llvm_mips_move_vb_test
;