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[mips][msa] Implemented insert.d intrinsic. 

This intrinsic is lowered into an equivalent INSERT_VECTOR_ELT which is
further lowered into a sequence of insert.w's on MIPS32.

llvm-svn: 191521
This commit is contained in:
Daniel Sanders 2013-09-27 13:36:54 +00:00
parent 1aebfa0a9b
commit 6098b33515
3 changed files with 66 additions and 42 deletions
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3
llvm/include/llvm/IR/IntrinsicsMips.td
View File

@ -1208,6 +1208,9 @@ def int_mips_insert_h : GCCBuiltin<"__builtin_msa_insert_h">,
def int_mips_insert_w : GCCBuiltin<"__builtin_msa_insert_w">,
Intrinsic<[llvm_v4i32_ty], [llvm_v4i32_ty, llvm_i32_ty, llvm_i32_ty],
[IntrNoMem]>;
def int_mips_insert_d : GCCBuiltin<"__builtin_msa_insert_d">,
Intrinsic<[llvm_v2i64_ty], [llvm_v2i64_ty, llvm_i32_ty, llvm_i64_ty],
[IntrNoMem]>;
def int_mips_insve_b : GCCBuiltin<"__builtin_msa_insve_b">,
Intrinsic<[llvm_v16i8_ty],

17
llvm/lib/Target/Mips/MipsSEISelLowering.cpp
View File

@ -1048,19 +1048,6 @@ static SDValue lowerMSACopyIntr(SDValue Op, SelectionDAG &DAG, unsigned Opc) {
return Result;
}
// Lower an MSA insert intrinsic into the specified SelectionDAG node
static SDValue lowerMSAInsertIntr(SDValue Op, SelectionDAG &DAG, unsigned Opc) {
SDLoc DL(Op);
SDValue Op0 = Op->getOperand(1);
SDValue Op1 = Op->getOperand(2);
SDValue Op2 = Op->getOperand(3);
EVT ResTy = Op->getValueType(0);
SDValue Result = DAG.getNode(Opc, DL, ResTy, Op0, Op2, Op1);
return Result;
}
static SDValue
lowerMSASplatImm(SDLoc DL, EVT ResTy, SDValue ImmOp, SelectionDAG &DAG) {
EVT ViaVecTy = ResTy;
@ -1381,7 +1368,9 @@ SDValue MipsSETargetLowering::lowerINTRINSIC_WO_CHAIN(SDValue Op,
case Intrinsic::mips_insert_b:
case Intrinsic::mips_insert_h:
case Intrinsic::mips_insert_w:
return lowerMSAInsertIntr(Op, DAG, ISD::INSERT_VECTOR_ELT);
case Intrinsic::mips_insert_d:
return DAG.getNode(ISD::INSERT_VECTOR_ELT, SDLoc(Op), Op->getValueType(0),
Op->getOperand(1), Op->getOperand(3), Op->getOperand(2));
case Intrinsic::mips_ldi_b:
case Intrinsic::mips_ldi_h:
case Intrinsic::mips_ldi_w:

88
llvm/test/CodeGen/Mips/msa/elm_insv.ll
View File

@ -19,10 +19,10 @@ entry:
declare <16 x i8> @llvm.mips.insert.b(<16 x i8>, i32, i32) nounwind
; CHECK: llvm_mips_insert_b_test:
; CHECK: lw
; CHECK: ld.b
; CHECK: insert.b
; CHECK: st.b
; CHECK-DAG: lw [[R1:\$[0-9]+]], 0(
; CHECK-DAG: ld.b [[R2:\$w[0-9]+]], 0(
; CHECK-DAG: insert.b [[R2]][1], [[R1]]
; CHECK-DAG: st.b [[R2]], 0(
; CHECK: .size llvm_mips_insert_b_test
;
@llvm_mips_insert_h_ARG1 = global <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>, align 16
@ -41,10 +41,10 @@ entry:
declare <8 x i16> @llvm.mips.insert.h(<8 x i16>, i32, i32) nounwind
; CHECK: llvm_mips_insert_h_test:
; CHECK: lw
; CHECK: ld.h
; CHECK: insert.h
; CHECK: st.h
; CHECK-DAG: lw [[R1:\$[0-9]+]], 0(
; CHECK-DAG: ld.h [[R2:\$w[0-9]+]], 0(
; CHECK-DAG: insert.h [[R2]][1], [[R1]]
; CHECK-DAG: st.h [[R2]], 0(
; CHECK: .size llvm_mips_insert_h_test
;
@llvm_mips_insert_w_ARG1 = global <4 x i32> <i32 0, i32 1, i32 2, i32 3>, align 16
@ -63,12 +63,36 @@ entry:
declare <4 x i32> @llvm.mips.insert.w(<4 x i32>, i32, i32) nounwind
; CHECK: llvm_mips_insert_w_test:
; CHECK: lw
; CHECK: ld.w
; CHECK: insert.w
; CHECK: st.w
; CHECK-DAG: lw [[R1:\$[0-9]+]], 0(
; CHECK-DAG: ld.w [[R2:\$w[0-9]+]], 0(
; CHECK-DAG: insert.w [[R2]][1], [[R1]]
; CHECK-DAG: st.w [[R2]], 0(
; CHECK: .size llvm_mips_insert_w_test
;
@llvm_mips_insert_d_ARG1 = global <2 x i64> <i64 0, i64 1>, align 16
@llvm_mips_insert_d_ARG3 = global i64 27, align 16
@llvm_mips_insert_d_RES = global <2 x i64> <i64 0, i64 0>, align 16
define void @llvm_mips_insert_d_test() nounwind {
entry:
%0 = load <2 x i64>* @llvm_mips_insert_d_ARG1
%1 = load i64* @llvm_mips_insert_d_ARG3
%2 = tail call <2 x i64> @llvm.mips.insert.d(<2 x i64> %0, i32 1, i64 %1)
store <2 x i64> %2, <2 x i64>* @llvm_mips_insert_d_RES
ret void
}
declare <2 x i64> @llvm.mips.insert.d(<2 x i64>, i32, i64) nounwind
; CHECK: llvm_mips_insert_d_test:
; CHECK-DAG: lw [[R1:\$[0-9]+]], 0(
; CHECK-DAG: lw [[R2:\$[0-9]+]], 4(
; CHECK-DAG: ld.w [[R3:\$w[0-9]+]],
; CHECK-DAG: insert.w [[R3]][2], [[R1]]
; CHECK-DAG: insert.w [[R3]][3], [[R2]]
; CHECK-DAG: st.w [[R3]],
; CHECK: .size llvm_mips_insert_d_test
;
@llvm_mips_insve_b_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_insve_b_ARG3 = global <16 x i8> <i8 16, i8 17, i8 18, i8 19, i8 20, i8 21, i8 22, i8 23, i8 24, i8 25, i8 26, i8 27, i8 28, i8 29, i8 30, i8 31>, align 16
@llvm_mips_insve_b_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
@ -85,10 +109,12 @@ entry:
declare <16 x i8> @llvm.mips.insve.b(<16 x i8>, i32, <16 x i8>) nounwind
; CHECK: llvm_mips_insve_b_test:
; CHECK: ld.b
; CHECK: ld.b
; CHECK: insve.b
; CHECK: st.b
; CHECK-DAG: lw [[R1:\$[0-9]+]], %got(llvm_mips_insve_b_ARG1)(
; CHECK-DAG: lw [[R2:\$[0-9]+]], %got(llvm_mips_insve_b_ARG3)(
; CHECK-DAG: ld.b [[R3:\$w[0-9]+]], 0([[R1]])
; CHECK-DAG: ld.b [[R4:\$w[0-9]+]], 0([[R2]])
; CHECK-DAG: insve.b [[R3]][1], [[R4]][0]
; CHECK-DAG: st.b [[R3]],
; CHECK: .size llvm_mips_insve_b_test
;
@llvm_mips_insve_h_ARG1 = global <8 x i16> <i16 0, i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7>, align 16
@ -107,10 +133,12 @@ entry:
declare <8 x i16> @llvm.mips.insve.h(<8 x i16>, i32, <8 x i16>) nounwind
; CHECK: llvm_mips_insve_h_test:
; CHECK: ld.h
; CHECK: ld.h
; CHECK: insve.h
; CHECK: st.h
; CHECK-DAG: lw [[R1:\$[0-9]+]], %got(llvm_mips_insve_h_ARG1)(
; CHECK-DAG: lw [[R2:\$[0-9]+]], %got(llvm_mips_insve_h_ARG3)(
; CHECK-DAG: ld.h [[R3:\$w[0-9]+]], 0([[R1]])
; CHECK-DAG: ld.h [[R4:\$w[0-9]+]], 0([[R2]])
; CHECK-DAG: insve.h [[R3]][1], [[R4]][0]
; CHECK-DAG: st.h [[R3]],
; CHECK: .size llvm_mips_insve_h_test
;
@llvm_mips_insve_w_ARG1 = global <4 x i32> <i32 0, i32 1, i32 2, i32 3>, align 16
@ -129,10 +157,12 @@ entry:
declare <4 x i32> @llvm.mips.insve.w(<4 x i32>, i32, <4 x i32>) nounwind
; CHECK: llvm_mips_insve_w_test:
; CHECK: ld.w
; CHECK: ld.w
; CHECK: insve.w
; CHECK: st.w
; CHECK-DAG: lw [[R1:\$[0-9]+]], %got(llvm_mips_insve_w_ARG1)(
; CHECK-DAG: lw [[R2:\$[0-9]+]], %got(llvm_mips_insve_w_ARG3)(
; CHECK-DAG: ld.w [[R3:\$w[0-9]+]], 0([[R1]])
; CHECK-DAG: ld.w [[R4:\$w[0-9]+]], 0([[R2]])
; CHECK-DAG: insve.w [[R3]][1], [[R4]][0]
; CHECK-DAG: st.w [[R3]],
; CHECK: .size llvm_mips_insve_w_test
;
@llvm_mips_insve_d_ARG1 = global <2 x i64> <i64 0, i64 1>, align 16
@ -151,9 +181,11 @@ entry:
declare <2 x i64> @llvm.mips.insve.d(<2 x i64>, i32, <2 x i64>) nounwind
; CHECK: llvm_mips_insve_d_test:
; CHECK: ld.d
; CHECK: ld.d
; CHECK: insve.d
; CHECK: st.d
; CHECK-DAG: lw [[R1:\$[0-9]+]], %got(llvm_mips_insve_d_ARG1)(
; CHECK-DAG: lw [[R2:\$[0-9]+]], %got(llvm_mips_insve_d_ARG3)(
; CHECK-DAG: ld.d [[R3:\$w[0-9]+]], 0([[R1]])
; CHECK-DAG: ld.d [[R4:\$w[0-9]+]], 0([[R2]])
; CHECK-DAG: insve.d [[R3]][1], [[R4]][0]
; CHECK-DAG: st.d [[R3]],
; CHECK: .size llvm_mips_insve_d_test
;