aboutsummaryrefslogtreecommitdiffstats
path: root/lib/Target/PowerPC/PPCISelPattern.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/PowerPC/PPCISelPattern.cpp')
-rw-r--r--lib/Target/PowerPC/PPCISelPattern.cpp148
1 files changed, 77 insertions, 71 deletions
diff --git a/lib/Target/PowerPC/PPCISelPattern.cpp b/lib/Target/PowerPC/PPCISelPattern.cpp
index 73e9e2f..8cbbabf 100644
--- a/lib/Target/PowerPC/PPCISelPattern.cpp
+++ b/lib/Target/PowerPC/PPCISelPattern.cpp
@@ -1133,40 +1133,40 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
return Result;
case ISD::ADD:
- if (!MVT::isInteger(DestType)) {
- if (!NoExcessFPPrecision && N.getOperand(0).getOpcode() == ISD::MUL &&
- N.getOperand(0).Val->hasOneUse()) {
- ++FusedFP; // Statistic
- Tmp1 = SelectExpr(N.getOperand(0).getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(0).getOperand(1));
- Tmp3 = SelectExpr(N.getOperand(1));
- Opc = DestType == MVT::f64 ? PPC::FMADD : PPC::FMADDS;
- BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
- return Result;
- }
- if (!NoExcessFPPrecision && N.getOperand(1).getOpcode() == ISD::MUL &&
- N.getOperand(1).Val->hasOneUse()) {
- ++FusedFP; // Statistic
- Tmp1 = SelectExpr(N.getOperand(1).getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(1).getOperand(1));
- Tmp3 = SelectExpr(N.getOperand(0));
- Opc = DestType == MVT::f64 ? PPC::FMADD : PPC::FMADDS;
- BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
- return Result;
- }
- Opc = DestType == MVT::f64 ? PPC::FADD : PPC::FADDS;
- Tmp1 = SelectExpr(N.getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(1));
- BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
- return Result;
- }
if (SelectIntImmediateExpr(N, Result, PPC::ADDIS, PPC::ADDI, true))
return Result;
Tmp1 = SelectExpr(N.getOperand(0));
Tmp2 = SelectExpr(N.getOperand(1));
BuildMI(BB, PPC::ADD, 2, Result).addReg(Tmp1).addReg(Tmp2);
return Result;
-
+
+ case ISD::FADD:
+ if (!NoExcessFPPrecision && N.getOperand(0).getOpcode() == ISD::FMUL &&
+ N.getOperand(0).Val->hasOneUse()) {
+ ++FusedFP; // Statistic
+ Tmp1 = SelectExpr(N.getOperand(0).getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(0).getOperand(1));
+ Tmp3 = SelectExpr(N.getOperand(1));
+ Opc = DestType == MVT::f64 ? PPC::FMADD : PPC::FMADDS;
+ BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
+ return Result;
+ }
+ if (!NoExcessFPPrecision && N.getOperand(1).getOpcode() == ISD::FMUL &&
+ N.getOperand(1).Val->hasOneUse()) {
+ ++FusedFP; // Statistic
+ Tmp1 = SelectExpr(N.getOperand(1).getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(1).getOperand(1));
+ Tmp3 = SelectExpr(N.getOperand(0));
+ Opc = DestType == MVT::f64 ? PPC::FMADD : PPC::FMADDS;
+ BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
+ return Result;
+ }
+ Opc = DestType == MVT::f64 ? PPC::FADD : PPC::FADDS;
+ Tmp1 = SelectExpr(N.getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(1));
+ BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
+ return Result;
+
case ISD::AND:
if (isIntImmediate(N.getOperand(1), Tmp2)) {
if (isShiftedMask_32(Tmp2) || isShiftedMask_32(~Tmp2)) {
@@ -1290,34 +1290,33 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
return Result;
}
- case ISD::SUB:
- if (!MVT::isInteger(DestType)) {
- if (!NoExcessFPPrecision && N.getOperand(0).getOpcode() == ISD::MUL &&
- N.getOperand(0).Val->hasOneUse()) {
- ++FusedFP; // Statistic
- Tmp1 = SelectExpr(N.getOperand(0).getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(0).getOperand(1));
- Tmp3 = SelectExpr(N.getOperand(1));
- Opc = DestType == MVT::f64 ? PPC::FMSUB : PPC::FMSUBS;
- BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
- return Result;
- }
- if (!NoExcessFPPrecision && N.getOperand(1).getOpcode() == ISD::MUL &&
- N.getOperand(1).Val->hasOneUse()) {
- ++FusedFP; // Statistic
- Tmp1 = SelectExpr(N.getOperand(1).getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(1).getOperand(1));
- Tmp3 = SelectExpr(N.getOperand(0));
- Opc = DestType == MVT::f64 ? PPC::FNMSUB : PPC::FNMSUBS;
- BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
- return Result;
- }
- Opc = DestType == MVT::f64 ? PPC::FSUB : PPC::FSUBS;
- Tmp1 = SelectExpr(N.getOperand(0));
- Tmp2 = SelectExpr(N.getOperand(1));
- BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
+ case ISD::FSUB:
+ if (!NoExcessFPPrecision && N.getOperand(0).getOpcode() == ISD::FMUL &&
+ N.getOperand(0).Val->hasOneUse()) {
+ ++FusedFP; // Statistic
+ Tmp1 = SelectExpr(N.getOperand(0).getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(0).getOperand(1));
+ Tmp3 = SelectExpr(N.getOperand(1));
+ Opc = DestType == MVT::f64 ? PPC::FMSUB : PPC::FMSUBS;
+ BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
+ return Result;
+ }
+ if (!NoExcessFPPrecision && N.getOperand(1).getOpcode() == ISD::FMUL &&
+ N.getOperand(1).Val->hasOneUse()) {
+ ++FusedFP; // Statistic
+ Tmp1 = SelectExpr(N.getOperand(1).getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(1).getOperand(1));
+ Tmp3 = SelectExpr(N.getOperand(0));
+ Opc = DestType == MVT::f64 ? PPC::FNMSUB : PPC::FNMSUBS;
+ BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
return Result;
}
+ Opc = DestType == MVT::f64 ? PPC::FSUB : PPC::FSUBS;
+ Tmp1 = SelectExpr(N.getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(1));
+ BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
+ return Result;
+ case ISD::SUB:
if (isIntImmediate(N.getOperand(0), Tmp1) && isInt16(Tmp1)) {
Tmp1 = Lo16(Tmp1);
Tmp2 = SelectExpr(N.getOperand(1));
@@ -1334,6 +1333,13 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
BuildMI(BB, PPC::SUBF, 2, Result).addReg(Tmp2).addReg(Tmp1);
return Result;
+ case ISD::FMUL:
+ Tmp1 = SelectExpr(N.getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(1));
+ BuildMI(BB, DestType == MVT::f32 ? PPC::FMULS : PPC::FMUL, 2,
+ Result).addReg(Tmp1).addReg(Tmp2);
+ return Result;
+
case ISD::MUL:
Tmp1 = SelectExpr(N.getOperand(0));
if (isIntImmediate(N.getOperand(1), Tmp2) && isInt16(Tmp2)) {
@@ -1341,13 +1347,7 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
BuildMI(BB, PPC::MULLI, 2, Result).addReg(Tmp1).addSImm(Tmp2);
} else {
Tmp2 = SelectExpr(N.getOperand(1));
- switch (DestType) {
- default: assert(0 && "Unknown type to ISD::MUL"); break;
- case MVT::i32: Opc = PPC::MULLW; break;
- case MVT::f32: Opc = PPC::FMULS; break;
- case MVT::f64: Opc = PPC::FMUL; break;
- }
- BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
+ BuildMI(BB, PPC::MULLW, 2, Result).addReg(Tmp1).addReg(Tmp2);
}
return Result;
@@ -1359,6 +1359,17 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
return Result;
+ case ISD::FDIV:
+ Tmp1 = SelectExpr(N.getOperand(0));
+ Tmp2 = SelectExpr(N.getOperand(1));
+ switch (DestType) {
+ default: assert(0 && "Unknown type to ISD::FDIV"); break;
+ case MVT::f32: Opc = PPC::FDIVS; break;
+ case MVT::f64: Opc = PPC::FDIV; break;
+ }
+ BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
+ return Result;
+
case ISD::SDIV:
if (isIntImmediate(N.getOperand(1), Tmp3)) {
if ((signed)Tmp3 > 0 && isPowerOf2_32(Tmp3)) {
@@ -1392,12 +1403,7 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
}
Tmp1 = SelectExpr(N.getOperand(0));
Tmp2 = SelectExpr(N.getOperand(1));
- switch (DestType) {
- default: assert(0 && "Unknown type to ISD::DIV"); break;
- case MVT::i32: Opc = (ISD::UDIV == opcode) ? PPC::DIVWU : PPC::DIVW; break;
- case MVT::f32: Opc = PPC::FDIVS; break;
- case MVT::f64: Opc = PPC::FDIV; break;
- }
+ Opc = (ISD::UDIV == opcode) ? PPC::DIVWU : PPC::DIVW; break;
BuildMI(BB, Opc, 2, Result).addReg(Tmp1).addReg(Tmp2);
return Result;
@@ -1624,9 +1630,9 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
case ISD::FNEG:
if (!NoExcessFPPrecision &&
- ISD::ADD == N.getOperand(0).getOpcode() &&
+ ISD::FADD == N.getOperand(0).getOpcode() &&
N.getOperand(0).Val->hasOneUse() &&
- ISD::MUL == N.getOperand(0).getOperand(0).getOpcode() &&
+ ISD::FMUL == N.getOperand(0).getOperand(0).getOpcode() &&
N.getOperand(0).getOperand(0).Val->hasOneUse()) {
++FusedFP; // Statistic
Tmp1 = SelectExpr(N.getOperand(0).getOperand(0).getOperand(0));
@@ -1635,9 +1641,9 @@ unsigned ISel::SelectExpr(SDOperand N, bool Recording) {
Opc = DestType == MVT::f64 ? PPC::FNMADD : PPC::FNMADDS;
BuildMI(BB, Opc, 3, Result).addReg(Tmp1).addReg(Tmp2).addReg(Tmp3);
} else if (!NoExcessFPPrecision &&
- ISD::ADD == N.getOperand(0).getOpcode() &&
+ ISD::FADD == N.getOperand(0).getOpcode() &&
N.getOperand(0).Val->hasOneUse() &&
- ISD::MUL == N.getOperand(0).getOperand(1).getOpcode() &&
+ ISD::FMUL == N.getOperand(0).getOperand(1).getOpcode() &&
N.getOperand(0).getOperand(1).Val->hasOneUse()) {
++FusedFP; // Statistic
Tmp1 = SelectExpr(N.getOperand(0).getOperand(1).getOperand(0));
generated by cgit v1.1 at 2025-02-15 00:46:41 +0000