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[mips][msa] Added support for matching ffint_[us].[wd], and ftrunc_[us].[wd] from normal IR (i.e. not intrinsics) 

llvm-svn: 192429
This commit is contained in:
Daniel Sanders 2013-10-11 10:00:06 +00:00
parent 9d8385453b
commit 015972bd95
3 changed files with 143 additions and 12 deletions
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20
llvm/lib/Target/Mips/MipsMSAInstrInfo.td
View File

@ -1771,15 +1771,11 @@ class FEXUPR_W_DESC : MSA_2RF_DESC_BASE<"fexupr.w", int_mips_fexupr_w,
class FEXUPR_D_DESC : MSA_2RF_DESC_BASE<"fexupr.d", int_mips_fexupr_d,
MSA128DOpnd, MSA128WOpnd>;
class FFINT_S_W_DESC : MSA_2RF_DESC_BASE<"ffint_s.w", int_mips_ffint_s_w,
MSA128WOpnd>;
class FFINT_S_D_DESC : MSA_2RF_DESC_BASE<"ffint_s.d", int_mips_ffint_s_d,
MSA128DOpnd>;
class FFINT_S_W_DESC : MSA_2RF_DESC_BASE<"ffint_s.w", sint_to_fp, MSA128WOpnd>;
class FFINT_S_D_DESC : MSA_2RF_DESC_BASE<"ffint_s.d", sint_to_fp, MSA128DOpnd>;
class FFINT_U_W_DESC : MSA_2RF_DESC_BASE<"ffint_u.w", int_mips_ffint_u_w,
MSA128WOpnd>;
class FFINT_U_D_DESC : MSA_2RF_DESC_BASE<"ffint_u.d", int_mips_ffint_u_d,
MSA128DOpnd>;
class FFINT_U_W_DESC : MSA_2RF_DESC_BASE<"ffint_u.w", uint_to_fp, MSA128WOpnd>;
class FFINT_U_D_DESC : MSA_2RF_DESC_BASE<"ffint_u.d", uint_to_fp, MSA128DOpnd>;
class FFQL_W_DESC : MSA_2RF_DESC_BASE<"ffql.w", int_mips_ffql_w,
MSA128WOpnd, MSA128HOpnd>;
@ -1890,14 +1886,14 @@ class FSUNE_W_DESC : MSA_3RF_DESC_BASE<"fsune.w", int_mips_fsune_w,
class FSUNE_D_DESC : MSA_3RF_DESC_BASE<"fsune.d", int_mips_fsune_d,
MSA128DOpnd>;
class FTRUNC_S_W_DESC : MSA_2RF_DESC_BASE<"ftrunc_s.w", int_mips_ftrunc_s_w,
class FTRUNC_S_W_DESC : MSA_2RF_DESC_BASE<"ftrunc_s.w", fp_to_sint,
MSA128WOpnd>;
class FTRUNC_S_D_DESC : MSA_2RF_DESC_BASE<"ftrunc_s.d", int_mips_ftrunc_s_d,
class FTRUNC_S_D_DESC : MSA_2RF_DESC_BASE<"ftrunc_s.d", fp_to_sint,
MSA128DOpnd>;
class FTRUNC_U_W_DESC : MSA_2RF_DESC_BASE<"ftrunc_u.w", int_mips_ftrunc_u_w,
class FTRUNC_U_W_DESC : MSA_2RF_DESC_BASE<"ftrunc_u.w", fp_to_uint,
MSA128WOpnd>;
class FTRUNC_U_D_DESC : MSA_2RF_DESC_BASE<"ftrunc_u.d", int_mips_ftrunc_u_d,
class FTRUNC_U_D_DESC : MSA_2RF_DESC_BASE<"ftrunc_u.d", fp_to_uint,
MSA128DOpnd>;
class FTINT_S_W_DESC : MSA_2RF_DESC_BASE<"ftint_s.w", int_mips_ftint_s_w,

23
llvm/lib/Target/Mips/MipsSEISelLowering.cpp
View File

@ -188,6 +188,13 @@ addMSAIntType(MVT::SimpleValueType Ty, const TargetRegisterClass *RC) {
setOperationAction(ISD::VSELECT, Ty, Legal);
setOperationAction(ISD::XOR, Ty, Legal);
if (Ty == MVT::v4i32 || Ty == MVT::v2i64) {
setOperationAction(ISD::FP_TO_SINT, Ty, Legal);
setOperationAction(ISD::FP_TO_UINT, Ty, Legal);
setOperationAction(ISD::SINT_TO_FP, Ty, Legal);
setOperationAction(ISD::UINT_TO_FP, Ty, Legal);
}
setOperationAction(ISD::SETCC, Ty, Legal);
setCondCodeAction(ISD::SETNE, Ty, Expand);
setCondCodeAction(ISD::SETGE, Ty, Expand);
@ -1300,6 +1307,14 @@ SDValue MipsSETargetLowering::lowerINTRINSIC_WO_CHAIN(SDValue Op,
case Intrinsic::mips_fdiv_d:
return DAG.getNode(ISD::FDIV, DL, Op->getValueType(0), Op->getOperand(1),
Op->getOperand(2));
case Intrinsic::mips_ffint_u_w:
case Intrinsic::mips_ffint_u_d:
return DAG.getNode(ISD::UINT_TO_FP, DL, Op->getValueType(0),
Op->getOperand(1));
case Intrinsic::mips_ffint_s_w:
case Intrinsic::mips_ffint_s_d:
return DAG.getNode(ISD::SINT_TO_FP, DL, Op->getValueType(0),
Op->getOperand(1));
case Intrinsic::mips_fill_b:
case Intrinsic::mips_fill_h:
case Intrinsic::mips_fill_w:
@ -1331,6 +1346,14 @@ SDValue MipsSETargetLowering::lowerINTRINSIC_WO_CHAIN(SDValue Op,
case Intrinsic::mips_fsub_d:
return DAG.getNode(ISD::FSUB, DL, Op->getValueType(0), Op->getOperand(1),
Op->getOperand(2));
case Intrinsic::mips_ftrunc_u_w:
case Intrinsic::mips_ftrunc_u_d:
return DAG.getNode(ISD::FP_TO_UINT, DL, Op->getValueType(0),
Op->getOperand(1));
case Intrinsic::mips_ftrunc_s_w:
case Intrinsic::mips_ftrunc_s_d:
return DAG.getNode(ISD::FP_TO_SINT, DL, Op->getValueType(0),
Op->getOperand(1));
case Intrinsic::mips_ilvev_b:
case Intrinsic::mips_ilvev_h:
case Intrinsic::mips_ilvev_w:

112
llvm/test/CodeGen/Mips/msa/arithmetic_float.ll
View File

@ -184,6 +184,118 @@ define void @fsqrt_v2f64(<2 x double>* %c, <2 x double>* %a) nounwind {
; CHECK: .size fsqrt_v2f64
}
define void @ffint_u_v4f32(<4 x float>* %c, <4 x i32>* %a) nounwind {
; CHECK: ffint_u_v4f32:
%1 = load <4 x i32>* %a
; CHECK-DAG: ld.w [[R1:\$w[0-9]+]], 0($5)
%2 = uitofp <4 x i32> %1 to <4 x float>
; CHECK-DAG: ffint_u.w [[R3:\$w[0-9]+]], [[R1]]
store <4 x float> %2, <4 x float>* %c
; CHECK-DAG: st.w [[R3]], 0($4)
ret void
; CHECK: .size ffint_u_v4f32
}
define void @ffint_u_v2f64(<2 x double>* %c, <2 x i64>* %a) nounwind {
; CHECK: ffint_u_v2f64:
%1 = load <2 x i64>* %a
; CHECK-DAG: ld.d [[R1:\$w[0-9]+]], 0($5)
%2 = uitofp <2 x i64> %1 to <2 x double>
; CHECK-DAG: ffint_u.d [[R3:\$w[0-9]+]], [[R1]]
store <2 x double> %2, <2 x double>* %c
; CHECK-DAG: st.d [[R3]], 0($4)
ret void
; CHECK: .size ffint_u_v2f64
}
define void @ffint_s_v4f32(<4 x float>* %c, <4 x i32>* %a) nounwind {
; CHECK: ffint_s_v4f32:
%1 = load <4 x i32>* %a
; CHECK-DAG: ld.w [[R1:\$w[0-9]+]], 0($5)
%2 = sitofp <4 x i32> %1 to <4 x float>
; CHECK-DAG: ffint_s.w [[R3:\$w[0-9]+]], [[R1]]
store <4 x float> %2, <4 x float>* %c
; CHECK-DAG: st.w [[R3]], 0($4)
ret void
; CHECK: .size ffint_s_v4f32
}
define void @ffint_s_v2f64(<2 x double>* %c, <2 x i64>* %a) nounwind {
; CHECK: ffint_s_v2f64:
%1 = load <2 x i64>* %a
; CHECK-DAG: ld.d [[R1:\$w[0-9]+]], 0($5)
%2 = sitofp <2 x i64> %1 to <2 x double>
; CHECK-DAG: ffint_s.d [[R3:\$w[0-9]+]], [[R1]]
store <2 x double> %2, <2 x double>* %c
; CHECK-DAG: st.d [[R3]], 0($4)
ret void
; CHECK: .size ffint_s_v2f64
}
define void @ftrunc_u_v4f32(<4 x i32>* %c, <4 x float>* %a) nounwind {
; CHECK: ftrunc_u_v4f32:
%1 = load <4 x float>* %a
; CHECK-DAG: ld.w [[R1:\$w[0-9]+]], 0($5)
%2 = fptoui <4 x float> %1 to <4 x i32>
; CHECK-DAG: ftrunc_u.w [[R3:\$w[0-9]+]], [[R1]]
store <4 x i32> %2, <4 x i32>* %c
; CHECK-DAG: st.w [[R3]], 0($4)
ret void
; CHECK: .size ftrunc_u_v4f32
}
define void @ftrunc_u_v2f64(<2 x i64>* %c, <2 x double>* %a) nounwind {
; CHECK: ftrunc_u_v2f64:
%1 = load <2 x double>* %a
; CHECK-DAG: ld.d [[R1:\$w[0-9]+]], 0($5)
%2 = fptoui <2 x double> %1 to <2 x i64>
; CHECK-DAG: ftrunc_u.d [[R3:\$w[0-9]+]], [[R1]]
store <2 x i64> %2, <2 x i64>* %c
; CHECK-DAG: st.d [[R3]], 0($4)
ret void
; CHECK: .size ftrunc_u_v2f64
}
define void @ftrunc_s_v4f32(<4 x i32>* %c, <4 x float>* %a) nounwind {
; CHECK: ftrunc_s_v4f32:
%1 = load <4 x float>* %a
; CHECK-DAG: ld.w [[R1:\$w[0-9]+]], 0($5)
%2 = fptosi <4 x float> %1 to <4 x i32>
; CHECK-DAG: ftrunc_s.w [[R3:\$w[0-9]+]], [[R1]]
store <4 x i32> %2, <4 x i32>* %c
; CHECK-DAG: st.w [[R3]], 0($4)
ret void
; CHECK: .size ftrunc_s_v4f32
}
define void @ftrunc_s_v2f64(<2 x i64>* %c, <2 x double>* %a) nounwind {
; CHECK: ftrunc_s_v2f64:
%1 = load <2 x double>* %a
; CHECK-DAG: ld.d [[R1:\$w[0-9]+]], 0($5)
%2 = fptosi <2 x double> %1 to <2 x i64>
; CHECK-DAG: ftrunc_s.d [[R3:\$w[0-9]+]], [[R1]]
store <2 x i64> %2, <2 x i64>* %c
; CHECK-DAG: st.d [[R3]], 0($4)
ret void
; CHECK: .size ftrunc_s_v2f64
}
declare <4 x float> @llvm.fabs.v4f32(<4 x float> %Val)
declare <2 x double> @llvm.fabs.v2f64(<2 x double> %Val)
declare <4 x float> @llvm.sqrt.v4f32(<4 x float> %Val)