[mips][msa] Added support for matching fadd, fdiv, flog2, fmul, frint, fsqrt, and fsub from normal IR (i.e. not intrinsics)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190512 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Sanders 2013-09-11 10:51:30 +00:00
parent f37a324baa
commit 2ac1282921
4 changed files with 279 additions and 16 deletions

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@ -1283,10 +1283,8 @@ class DPSUB_U_W_DESC : MSA_3R_4R_DESC_BASE<"dpsub_u.w", int_mips_dpsub_u_w,
class DPSUB_U_D_DESC : MSA_3R_4R_DESC_BASE<"dpsub_u.d", int_mips_dpsub_u_d,
MSA128D, MSA128W, MSA128W>;
class FADD_W_DESC : MSA_3RF_DESC_BASE<"fadd.w", int_mips_fadd_w, MSA128W>,
IsCommutable;
class FADD_D_DESC : MSA_3RF_DESC_BASE<"fadd.d", int_mips_fadd_d, MSA128D>,
IsCommutable;
class FADD_W_DESC : MSA_3RF_DESC_BASE<"fadd.w", fadd, MSA128W>, IsCommutable;
class FADD_D_DESC : MSA_3RF_DESC_BASE<"fadd.d", fadd, MSA128D>, IsCommutable;
class FCAF_W_DESC : MSA_3RF_DESC_BASE<"fcaf.w", int_mips_fcaf_w, MSA128W>,
IsCommutable;
@ -1344,8 +1342,8 @@ class FCUNE_W_DESC : MSA_3RF_DESC_BASE<"fcune.w", int_mips_fcune_w, MSA128W>,
class FCUNE_D_DESC : MSA_3RF_DESC_BASE<"fcune.d", int_mips_fcune_d, MSA128D>,
IsCommutable;
class FDIV_W_DESC : MSA_3RF_DESC_BASE<"fdiv.w", int_mips_fdiv_w, MSA128W>;
class FDIV_D_DESC : MSA_3RF_DESC_BASE<"fdiv.d", int_mips_fdiv_d, MSA128D>;
class FDIV_W_DESC : MSA_3RF_DESC_BASE<"fdiv.w", fdiv, MSA128W>;
class FDIV_D_DESC : MSA_3RF_DESC_BASE<"fdiv.d", fdiv, MSA128D>;
class FEXDO_H_DESC : MSA_3RF_DESC_BASE<"fexdo.h", int_mips_fexdo_h,
MSA128H, MSA128W, MSA128W>;
@ -1392,8 +1390,8 @@ class FILL_H_DESC : MSA_2R_DESC_BASE<"fill.h", int_mips_fill_h,
class FILL_W_DESC : MSA_2R_DESC_BASE<"fill.w", int_mips_fill_w,
MSA128W, GPR32>;
class FLOG2_W_DESC : MSA_2RF_DESC_BASE<"flog2.w", int_mips_flog2_w, MSA128W>;
class FLOG2_D_DESC : MSA_2RF_DESC_BASE<"flog2.d", int_mips_flog2_d, MSA128D>;
class FLOG2_W_DESC : MSA_2RF_DESC_BASE<"flog2.w", flog2, MSA128W>;
class FLOG2_D_DESC : MSA_2RF_DESC_BASE<"flog2.d", flog2, MSA128D>;
class FMADD_W_DESC : MSA_3RF_4RF_DESC_BASE<"fmadd.w", int_mips_fmadd_w,
MSA128W>;
@ -1421,11 +1419,11 @@ class FMSUB_W_DESC : MSA_3RF_4RF_DESC_BASE<"fmsub.w", int_mips_fmsub_w,
class FMSUB_D_DESC : MSA_3RF_4RF_DESC_BASE<"fmsub.d", int_mips_fmsub_d,
MSA128D>;
class FMUL_W_DESC : MSA_3RF_DESC_BASE<"fmul.w", int_mips_fmul_w, MSA128W>;
class FMUL_D_DESC : MSA_3RF_DESC_BASE<"fmul.d", int_mips_fmul_d, MSA128D>;
class FMUL_W_DESC : MSA_3RF_DESC_BASE<"fmul.w", fmul, MSA128W>;
class FMUL_D_DESC : MSA_3RF_DESC_BASE<"fmul.d", fmul, MSA128D>;
class FRINT_W_DESC : MSA_2RF_DESC_BASE<"frint.w", int_mips_frint_w, MSA128W>;
class FRINT_D_DESC : MSA_2RF_DESC_BASE<"frint.d", int_mips_frint_d, MSA128D>;
class FRINT_W_DESC : MSA_2RF_DESC_BASE<"frint.w", frint, MSA128W>;
class FRINT_D_DESC : MSA_2RF_DESC_BASE<"frint.d", frint, MSA128D>;
class FRCP_W_DESC : MSA_2RF_DESC_BASE<"frcp.w", int_mips_frcp_w, MSA128W>;
class FRCP_D_DESC : MSA_2RF_DESC_BASE<"frcp.d", int_mips_frcp_d, MSA128D>;
@ -1453,11 +1451,11 @@ class FSNE_D_DESC : MSA_3RF_DESC_BASE<"fsne.d", int_mips_fsne_d, MSA128D>;
class FSOR_W_DESC : MSA_3RF_DESC_BASE<"fsor.w", int_mips_fsor_w, MSA128W>;
class FSOR_D_DESC : MSA_3RF_DESC_BASE<"fsor.d", int_mips_fsor_d, MSA128D>;
class FSQRT_W_DESC : MSA_2RF_DESC_BASE<"fsqrt.w", int_mips_fsqrt_w, MSA128W>;
class FSQRT_D_DESC : MSA_2RF_DESC_BASE<"fsqrt.d", int_mips_fsqrt_d, MSA128D>;
class FSQRT_W_DESC : MSA_2RF_DESC_BASE<"fsqrt.w", fsqrt, MSA128W>;
class FSQRT_D_DESC : MSA_2RF_DESC_BASE<"fsqrt.d", fsqrt, MSA128D>;
class FSUB_W_DESC : MSA_3RF_DESC_BASE<"fsub.w", int_mips_fsub_w, MSA128W>;
class FSUB_D_DESC : MSA_3RF_DESC_BASE<"fsub.d", int_mips_fsub_d, MSA128D>;
class FSUB_W_DESC : MSA_3RF_DESC_BASE<"fsub.w", fsub, MSA128W>;
class FSUB_D_DESC : MSA_3RF_DESC_BASE<"fsub.d", fsub, MSA128D>;
class FSUEQ_W_DESC : MSA_3RF_DESC_BASE<"fsueq.w", int_mips_fsueq_w, MSA128W>;
class FSUEQ_D_DESC : MSA_3RF_DESC_BASE<"fsueq.d", int_mips_fsueq_d, MSA128D>;

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@ -175,6 +175,16 @@ addMSAFloatType(MVT::SimpleValueType Ty, const TargetRegisterClass *RC) {
setOperationAction(ISD::LOAD, Ty, Legal);
setOperationAction(ISD::STORE, Ty, Legal);
setOperationAction(ISD::BITCAST, Ty, Legal);
if (Ty != MVT::v8f16) {
setOperationAction(ISD::FADD, Ty, Legal);
setOperationAction(ISD::FDIV, Ty, Legal);
setOperationAction(ISD::FLOG2, Ty, Legal);
setOperationAction(ISD::FMUL, Ty, Legal);
setOperationAction(ISD::FRINT, Ty, Legal);
setOperationAction(ISD::FSQRT, Ty, Legal);
setOperationAction(ISD::FSUB, Ty, Legal);
}
}
bool
@ -823,6 +833,16 @@ static SDValue lowerMSABranchIntr(SDValue Op, SelectionDAG &DAG, unsigned Opc) {
return Result;
}
static SDValue lowerMSAUnaryIntr(SDValue Op, SelectionDAG &DAG, unsigned Opc) {
SDLoc DL(Op);
SDValue Value = Op->getOperand(1);
EVT ResTy = Op->getValueType(0);
SDValue Result = DAG.getNode(Opc, DL, ResTy, Value);
return Result;
}
SDValue MipsSETargetLowering::lowerINTRINSIC_WO_CHAIN(SDValue Op,
SelectionDAG &DAG) const {
switch (cast<ConstantSDNode>(Op->getOperand(0))->getZExtValue()) {
@ -889,6 +909,27 @@ SDValue MipsSETargetLowering::lowerINTRINSIC_WO_CHAIN(SDValue Op,
case Intrinsic::mips_div_u_w:
case Intrinsic::mips_div_u_d:
return lowerMSABinaryIntr(Op, DAG, ISD::UDIV);
case Intrinsic::mips_fadd_w:
case Intrinsic::mips_fadd_d:
return lowerMSABinaryIntr(Op, DAG, ISD::FADD);
case Intrinsic::mips_fdiv_w:
case Intrinsic::mips_fdiv_d:
return lowerMSABinaryIntr(Op, DAG, ISD::FDIV);
case Intrinsic::mips_flog2_w:
case Intrinsic::mips_flog2_d:
return lowerMSAUnaryIntr(Op, DAG, ISD::FLOG2);
case Intrinsic::mips_fmul_w:
case Intrinsic::mips_fmul_d:
return lowerMSABinaryIntr(Op, DAG, ISD::FMUL);
case Intrinsic::mips_frint_w:
case Intrinsic::mips_frint_d:
return lowerMSAUnaryIntr(Op, DAG, ISD::FRINT);
case Intrinsic::mips_fsqrt_w:
case Intrinsic::mips_fsqrt_d:
return lowerMSAUnaryIntr(Op, DAG, ISD::FSQRT);
case Intrinsic::mips_fsub_w:
case Intrinsic::mips_fsub_d:
return lowerMSABinaryIntr(Op, DAG, ISD::FSUB);
}
}

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@ -39,6 +39,38 @@ declare <2 x double> @llvm.mips.flog2.d(<2 x double>) nounwind
; CHECK: flog2.d
; CHECK: st.d
; CHECK: .size llvm_mips_flog2_d_test
define void @flog2_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_flog2_w_ARG1
%1 = tail call <4 x float> @llvm.log2.v4f32(<4 x float> %0)
store <4 x float> %1, <4 x float>* @llvm_mips_flog2_w_RES
ret void
}
declare <4 x float> @llvm.log2.v4f32(<4 x float> %val)
; CHECK: flog2_w_test:
; CHECK: ld.w
; CHECK: flog2.w
; CHECK: st.w
; CHECK: .size flog2_w_test
define void @flog2_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_flog2_d_ARG1
%1 = tail call <2 x double> @llvm.log2.v2f64(<2 x double> %0)
store <2 x double> %1, <2 x double>* @llvm_mips_flog2_d_RES
ret void
}
declare <2 x double> @llvm.log2.v2f64(<2 x double> %val)
; CHECK: flog2_d_test:
; CHECK: ld.d
; CHECK: flog2.d
; CHECK: st.d
; CHECK: .size flog2_d_test
;
@llvm_mips_frint_w_ARG1 = global <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, align 16
@llvm_mips_frint_w_RES = global <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, align 16
@ -77,6 +109,38 @@ declare <2 x double> @llvm.mips.frint.d(<2 x double>) nounwind
; CHECK: frint.d
; CHECK: st.d
; CHECK: .size llvm_mips_frint_d_test
define void @frint_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_frint_w_ARG1
%1 = tail call <4 x float> @llvm.rint.v4f32(<4 x float> %0)
store <4 x float> %1, <4 x float>* @llvm_mips_frint_w_RES
ret void
}
declare <4 x float> @llvm.rint.v4f32(<4 x float>) nounwind
; CHECK: frint_w_test:
; CHECK: ld.w
; CHECK: frint.w
; CHECK: st.w
; CHECK: .size frint_w_test
define void @frint_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_frint_d_ARG1
%1 = tail call <2 x double> @llvm.rint.v2f64(<2 x double> %0)
store <2 x double> %1, <2 x double>* @llvm_mips_frint_d_RES
ret void
}
declare <2 x double> @llvm.rint.v2f64(<2 x double>) nounwind
; CHECK: frint_d_test:
; CHECK: ld.d
; CHECK: frint.d
; CHECK: st.d
; CHECK: .size frint_d_test
;
@llvm_mips_frcp_w_ARG1 = global <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, align 16
@llvm_mips_frcp_w_RES = global <4 x float> <float 0.000000e+00, float 0.000000e+00, float 0.000000e+00, float 0.000000e+00>, align 16
@ -191,4 +255,36 @@ declare <2 x double> @llvm.mips.fsqrt.d(<2 x double>) nounwind
; CHECK: fsqrt.d
; CHECK: st.d
; CHECK: .size llvm_mips_fsqrt_d_test
define void @fsqrt_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_fsqrt_w_ARG1
%1 = tail call <4 x float> @llvm.sqrt.v4f32(<4 x float> %0)
store <4 x float> %1, <4 x float>* @llvm_mips_fsqrt_w_RES
ret void
}
declare <4 x float> @llvm.sqrt.v4f32(<4 x float>) nounwind
; CHECK: fsqrt_w_test:
; CHECK: ld.w
; CHECK: fsqrt.w
; CHECK: st.w
; CHECK: .size fsqrt_w_test
define void @fsqrt_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_fsqrt_d_ARG1
%1 = tail call <2 x double> @llvm.sqrt.v2f64(<2 x double> %0)
store <2 x double> %1, <2 x double>* @llvm_mips_fsqrt_d_RES
ret void
}
declare <2 x double> @llvm.sqrt.v2f64(<2 x double>) nounwind
; CHECK: fsqrt_d_test:
; CHECK: ld.d
; CHECK: fsqrt.d
; CHECK: st.d
; CHECK: .size fsqrt_d_test
;

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@ -45,6 +45,38 @@ declare <2 x double> @llvm.mips.fadd.d(<2 x double>, <2 x double>) nounwind
; CHECK: fadd.d
; CHECK: st.d
; CHECK: .size llvm_mips_fadd_d_test
define void @fadd_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_fadd_w_ARG1
%1 = load <4 x float>* @llvm_mips_fadd_w_ARG2
%2 = fadd <4 x float> %0, %1
store <4 x float> %2, <4 x float>* @llvm_mips_fadd_w_RES
ret void
}
; CHECK: fadd_w_test:
; CHECK: ld.w
; CHECK: ld.w
; CHECK: fadd.w
; CHECK: st.w
; CHECK: .size fadd_w_test
define void @fadd_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_fadd_d_ARG1
%1 = load <2 x double>* @llvm_mips_fadd_d_ARG2
%2 = fadd <2 x double> %0, %1
store <2 x double> %2, <2 x double>* @llvm_mips_fadd_d_RES
ret void
}
; CHECK: fadd_d_test:
; CHECK: ld.d
; CHECK: ld.d
; CHECK: fadd.d
; CHECK: st.d
; CHECK: .size fadd_d_test
;
@llvm_mips_fdiv_w_ARG1 = global <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, align 16
@llvm_mips_fdiv_w_ARG2 = global <4 x float> <float 4.000000e+00, float 5.000000e+00, float 6.000000e+00, float 7.000000e+00>, align 16
@ -89,6 +121,38 @@ declare <2 x double> @llvm.mips.fdiv.d(<2 x double>, <2 x double>) nounwind
; CHECK: fdiv.d
; CHECK: st.d
; CHECK: .size llvm_mips_fdiv_d_test
define void @fdiv_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_fdiv_w_ARG1
%1 = load <4 x float>* @llvm_mips_fdiv_w_ARG2
%2 = fdiv <4 x float> %0, %1
store <4 x float> %2, <4 x float>* @llvm_mips_fdiv_w_RES
ret void
}
; CHECK: fdiv_w_test:
; CHECK: ld.w
; CHECK: ld.w
; CHECK: fdiv.w
; CHECK: st.w
; CHECK: .size fdiv_w_test
define void @fdiv_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_fdiv_d_ARG1
%1 = load <2 x double>* @llvm_mips_fdiv_d_ARG2
%2 = fdiv <2 x double> %0, %1
store <2 x double> %2, <2 x double>* @llvm_mips_fdiv_d_RES
ret void
}
; CHECK: fdiv_d_test:
; CHECK: ld.d
; CHECK: ld.d
; CHECK: fdiv.d
; CHECK: st.d
; CHECK: .size fdiv_d_test
;
@llvm_mips_fmin_w_ARG1 = global <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, align 16
@llvm_mips_fmin_w_ARG2 = global <4 x float> <float 4.000000e+00, float 5.000000e+00, float 6.000000e+00, float 7.000000e+00>, align 16
@ -309,6 +373,38 @@ declare <2 x double> @llvm.mips.fmul.d(<2 x double>, <2 x double>) nounwind
; CHECK: fmul.d
; CHECK: st.d
; CHECK: .size llvm_mips_fmul_d_test
define void @fmul_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_fmul_w_ARG1
%1 = load <4 x float>* @llvm_mips_fmul_w_ARG2
%2 = fmul <4 x float> %0, %1
store <4 x float> %2, <4 x float>* @llvm_mips_fmul_w_RES
ret void
}
; CHECK: fmul_w_test:
; CHECK: ld.w
; CHECK: ld.w
; CHECK: fmul.w
; CHECK: st.w
; CHECK: .size fmul_w_test
define void @fmul_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_fmul_d_ARG1
%1 = load <2 x double>* @llvm_mips_fmul_d_ARG2
%2 = fmul <2 x double> %0, %1
store <2 x double> %2, <2 x double>* @llvm_mips_fmul_d_RES
ret void
}
; CHECK: fmul_d_test:
; CHECK: ld.d
; CHECK: ld.d
; CHECK: fmul.d
; CHECK: st.d
; CHECK: .size fmul_d_test
;
@llvm_mips_fsub_w_ARG1 = global <4 x float> <float 0.000000e+00, float 1.000000e+00, float 2.000000e+00, float 3.000000e+00>, align 16
@llvm_mips_fsub_w_ARG2 = global <4 x float> <float 4.000000e+00, float 5.000000e+00, float 6.000000e+00, float 7.000000e+00>, align 16
@ -354,3 +450,35 @@ declare <2 x double> @llvm.mips.fsub.d(<2 x double>, <2 x double>) nounwind
; CHECK: st.d
; CHECK: .size llvm_mips_fsub_d_test
;
define void @fsub_w_test() nounwind {
entry:
%0 = load <4 x float>* @llvm_mips_fsub_w_ARG1
%1 = load <4 x float>* @llvm_mips_fsub_w_ARG2
%2 = fsub <4 x float> %0, %1
store <4 x float> %2, <4 x float>* @llvm_mips_fsub_w_RES
ret void
}
; CHECK: fsub_w_test:
; CHECK: ld.w
; CHECK: ld.w
; CHECK: fsub.w
; CHECK: st.w
; CHECK: .size fsub_w_test
define void @fsub_d_test() nounwind {
entry:
%0 = load <2 x double>* @llvm_mips_fsub_d_ARG1
%1 = load <2 x double>* @llvm_mips_fsub_d_ARG2
%2 = fsub <2 x double> %0, %1
store <2 x double> %2, <2 x double>* @llvm_mips_fsub_d_RES
ret void
}
; CHECK: fsub_d_test:
; CHECK: ld.d
; CHECK: ld.d
; CHECK: fsub.d
; CHECK: st.d
; CHECK: .size fsub_d_test