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Use multiclass to define store instructions with base+immediate offset

addressing mode and immediate stored value.

llvm-svn: 169408
This commit is contained in:
Jyotsna Verma 2012-12-05 19:32:03 +00:00
parent dfe479f144
commit c8d145f6f6
3 changed files with 71 additions and 142 deletions

View File

@ -1698,15 +1698,67 @@ def POST_STdri_cdnNotPt_V4 : STInst2PI<(outs IntRegs:$dst),
Requires<[HasV4T]>;
// Store byte.
// memb(Rs+#u6:0)=#S8
let AddedComplexity = 10, isPredicable = 1 in
def STrib_imm_V4 : STInst<(outs),
(ins IntRegs:$src1, u6_0Imm:$src2, s8Imm:$src3),
"memb($src1+#$src2) = #$src3",
[(truncstorei8 s8ImmPred:$src3, (add (i32 IntRegs:$src1),
u6_0ImmPred:$src2))]>,
// multiclass for store instructions with base + immediate offset
// addressing mode and immediate stored value.
multiclass ST_Imm_Pbase<string mnemonic, Operand OffsetOp, bit isNot,
bit isPredNew> {
let PNewValue = #!if(isPredNew, "new", "") in
def #NAME# : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, OffsetOp:$src3, s6Ext:$src4),
#!if(isNot, "if (!$src1", "if ($src1")#!if(isPredNew, ".new) ",
") ")#mnemonic#"($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
}
multiclass ST_Imm_Pred<string mnemonic, Operand OffsetOp, bit PredNot> {
let PredSense = #!if(PredNot, "false", "true") in {
defm _c#NAME# : ST_Imm_Pbase<mnemonic, OffsetOp, PredNot, 0>;
// Predicate new
defm _cdn#NAME# : ST_Imm_Pbase<mnemonic, OffsetOp, PredNot, 1>;
}
}
let isExtendable = 1, isExtentSigned = 1, neverHasSideEffects = 1 in
multiclass ST_Imm<string mnemonic, string CextOp, Operand OffsetOp> {
let CextOpcode = CextOp, BaseOpcode = CextOp#_imm in {
let opExtendable = 2, opExtentBits = 8, isPredicable = 1 in
def #NAME#_V4 : STInst2<(outs),
(ins IntRegs:$src1, OffsetOp:$src2, s8Ext:$src3),
#mnemonic#"($src1+#$src2) = #$src3",
[]>,
Requires<[HasV4T]>;
let opExtendable = 3, opExtentBits = 6, isPredicated = 1 in {
defm Pt_V4 : ST_Imm_Pred<mnemonic, OffsetOp, 0>;
defm NotPt_V4 : ST_Imm_Pred<mnemonic, OffsetOp, 1 >;
}
}
}
let addrMode = BaseImmOffset, InputType = "imm",
validSubTargets = HasV4SubT in {
defm STrib_imm : ST_Imm<"memb", "STrib", u6_0Imm>, ImmRegRel;
defm STrih_imm : ST_Imm<"memh", "STrih", u6_1Imm>, ImmRegRel;
defm STriw_imm : ST_Imm<"memw", "STriw", u6_2Imm>, ImmRegRel;
}
let Predicates = [HasV4T], AddedComplexity = 10 in {
def: Pat<(truncstorei8 s8ExtPred:$src3, (add IntRegs:$src1, u6_0ImmPred:$src2)),
(STrib_imm_V4 IntRegs:$src1, u6_0ImmPred:$src2, s8ExtPred:$src3)>;
def: Pat<(truncstorei16 s8ExtPred:$src3, (add IntRegs:$src1,
u6_1ImmPred:$src2)),
(STrih_imm_V4 IntRegs:$src1, u6_1ImmPred:$src2, s8ExtPred:$src3)>;
def: Pat<(store s8ExtPred:$src3, (add IntRegs:$src1, u6_2ImmPred:$src2)),
(STriw_imm_V4 IntRegs:$src1, u6_2ImmPred:$src2, s8ExtPred:$src3)>;
}
let AddedComplexity = 6 in
def : Pat <(truncstorei8 s8ExtPred:$src2, (i32 IntRegs:$src1)),
(STrib_imm_V4 IntRegs:$src1, 0, s8ExtPred:$src2)>,
Requires<[HasV4T]>;
// memb(Ru<<#u2+#U6)=Rt
let AddedComplexity = 10 in
@ -1727,43 +1779,6 @@ def STrib_shl_V4 : STInst<(outs),
// Store byte conditionally.
// if ([!]Pv[.new]) memb(#u6)=Rt
// if ([!]Pv[.new]) memb(Rs+#u6:0)=#S6
// if (Pv) memb(Rs+#u6:0)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrib_imm_cPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3, s6Imm:$src4),
"if ($src1) memb($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (Pv.new) memb(Rs+#u6:0)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrib_imm_cdnPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3, s6Imm:$src4),
"if ($src1.new) memb($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (!Pv) memb(Rs+#u6:0)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrib_imm_cNotPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3, s6Imm:$src4),
"if (!$src1) memb($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (!Pv.new) memb(Rs+#u6:0)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrib_imm_cdnNotPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_0Imm:$src3, s6Imm:$src4),
"if (!$src1.new) memb($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if ([!]Pv[.new]) memb(Rx++#s4:0)=Rt
// if (Pv) memb(Rx++#s4:0)=Rt
// if (Pv.new) memb(Rx++#s4:0)=Rt
@ -1790,14 +1805,10 @@ def POST_STbri_cdnNotPt_V4 : STInst2PI<(outs IntRegs:$dst),
// TODO: needs to be implemented
// memh(Re=#U6)=Rt.H
// memh(Rs+#s11:1)=Rt.H
// memh(Rs+#u6:1)=#S8
let AddedComplexity = 10, isPredicable = 1 in
def STrih_imm_V4 : STInst<(outs),
(ins IntRegs:$src1, u6_1Imm:$src2, s8Imm:$src3),
"memh($src1+#$src2) = #$src3",
[(truncstorei16 s8ImmPred:$src3, (add (i32 IntRegs:$src1),
u6_1ImmPred:$src2))]>,
Requires<[HasV4T]>;
let AddedComplexity = 6 in
def : Pat <(truncstorei16 s8ExtPred:$src2, (i32 IntRegs:$src1)),
(STrih_imm_V4 IntRegs:$src1, 0, s8ExtPred:$src2)>,
Requires<[HasV4T]>;
// memh(Rs+Ru<<#u2)=Rt.H
// TODO: needs to be implemented.
@ -1825,42 +1836,6 @@ def STrih_shl_V4 : STInst<(outs),
// if ([!]Pv[.new]) memh(#u6)=Rt.H
// if ([!]Pv[.new]) memh(#u6)=Rt
// if ([!]Pv[.new]) memh(Rs+#u6:1)=#S6
// if (Pv) memh(Rs+#u6:1)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrih_imm_cPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3, s6Imm:$src4),
"if ($src1) memh($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (Pv.new) memh(Rs+#u6:1)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrih_imm_cdnPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3, s6Imm:$src4),
"if ($src1.new) memh($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (!Pv) memh(Rs+#u6:1)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrih_imm_cNotPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3, s6Imm:$src4),
"if (!$src1) memh($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (!Pv.new) memh(Rs+#u6:1)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STrih_imm_cdnNotPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_1Imm:$src3, s6Imm:$src4),
"if (!$src1.new) memh($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if ([!]Pv[.new]) memh(Rs+#u6:1)=Rt.H
// TODO: needs to be implemented.
@ -1902,16 +1877,10 @@ def STriw_pred_V4 : STInst2<(outs),
[]>,
Requires<[HasV4T]>;
// memw(Rs+#u6:2)=#S8
let AddedComplexity = 10, isPredicable = 1 in
def STriw_imm_V4 : STInst<(outs),
(ins IntRegs:$src1, u6_2Imm:$src2, s8Imm:$src3),
"memw($src1+#$src2) = #$src3",
[(store s8ImmPred:$src3, (add (i32 IntRegs:$src1),
u6_2ImmPred:$src2))]>,
Requires<[HasV4T]>;
let AddedComplexity = 6 in
def : Pat <(store s8ExtPred:$src2, (i32 IntRegs:$src1)),
(STriw_imm_V4 IntRegs:$src1, 0, s8ExtPred:$src2)>,
Requires<[HasV4T]>;
// memw(Ru<<#u2+#U6)=Rt
let AddedComplexity = 10 in
@ -1931,45 +1900,6 @@ def STriw_shl_V4 : STInst<(outs),
// memw(gp+#u16:2)=Rt
// Store word conditionally.
// if ([!]Pv[.new]) memw(Rs+#u6:2)=#S6
// if (Pv) memw(Rs+#u6:2)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STriw_imm_cPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3, s6Imm:$src4),
"if ($src1) memw($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (Pv.new) memw(Rs+#u6:2)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STriw_imm_cdnPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3, s6Imm:$src4),
"if ($src1.new) memw($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (!Pv) memw(Rs+#u6:2)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STriw_imm_cNotPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3, s6Imm:$src4),
"if (!$src1) memw($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if (!Pv.new) memw(Rs+#u6:2)=#S6
let neverHasSideEffects = 1,
isPredicated = 1 in
def STriw_imm_cdnNotPt_V4 : STInst2<(outs),
(ins PredRegs:$src1, IntRegs:$src2, u6_2Imm:$src3, s6Imm:$src4),
"if (!$src1.new) memw($src2+#$src3) = #$src4",
[]>,
Requires<[HasV4T]>;
// if ([!]Pv[.new]) memw(Rx++#s4:2)=Rt
// if (Pv) memw(Rx++#s4:2)=Rt
// if (Pv.new) memw(Rx++#s4:2)=Rt

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@ -1,6 +1,5 @@
; RUN: llc -march=hexagon -mcpu=hexagonv4 -disable-hexagon-misched < %s | FileCheck %s
; CHECK: r[[T0:[0-9]+]] = #7
; CHECK: memw(r29 + #0) = r[[T0]]
; CHECK: memw(r29{{ *}}+{{ *}}#0){{ *}}={{ *}}#7
; CHECK: r5 = #6
; CHECK: r0 = #1
; CHECK: r1 = #2

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@ -1,8 +1,8 @@
; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
; Check that we generate dual stores in one packet in V4
; CHECK: memw(r{{[0-9]+}} + #{{[0-9]+}}) = r{{[0-9]+}}
; CHECK-NEXT: memw(r{{[0-9]+}} + #{{[0-9]+}}) = r{{[0-9]+}}
; CHECK: memw(r{{[0-9]+}}{{ *}}+{{ *}}#{{[0-9]+}}){{ *}}={{ *}}#100000
; CHECK-NEXT: memw(r{{[0-9]+}}{{ *}}+{{ *}}#{{[0-9]+}}){{ *}}={{ *}}#500000
; CHECK-NEXT: }
@Reg = global i32 0, align 4