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-rw-r--r--llvm/lib/Target/ARM/ARMFastISel.cpp9
-rw-r--r--llvm/lib/Target/PowerPC/PPCFastISel.cpp9
-rw-r--r--llvm/lib/Target/X86/X86FastISel.cpp9
3 files changed, 6 insertions, 21 deletions
diff --git a/llvm/lib/Target/ARM/ARMFastISel.cpp b/llvm/lib/Target/ARM/ARMFastISel.cpp
index f3a74c7109e..a4004f32db3 100644
--- a/llvm/lib/Target/ARM/ARMFastISel.cpp
+++ b/llvm/lib/Target/ARM/ARMFastISel.cpp
@@ -900,13 +900,8 @@ bool ARMFastISel::ARMComputeAddress(const Value *Obj, Address &Addr) {
TmpOffset += CI->getSExtValue() * S;
break;
}
- if (isa<AddOperator>(Op) &&
- (!isa<Instruction>(Op) ||
- FuncInfo.MBBMap[cast<Instruction>(Op)->getParent()]
- == FuncInfo.MBB) &&
- isa<ConstantInt>(cast<AddOperator>(Op)->getOperand(1))) {
- // An add (in the same block) with a constant operand. Fold the
- // constant.
+ if (canFoldAddIntoGEP(U, Op)) {
+ // A compatible add with a constant operand. Fold the constant.
ConstantInt *CI =
cast<ConstantInt>(cast<AddOperator>(Op)->getOperand(1));
TmpOffset += CI->getSExtValue() * S;
diff --git a/llvm/lib/Target/PowerPC/PPCFastISel.cpp b/llvm/lib/Target/PowerPC/PPCFastISel.cpp
index 4f8e6c1a101..09117e7ded4 100644
--- a/llvm/lib/Target/PowerPC/PPCFastISel.cpp
+++ b/llvm/lib/Target/PowerPC/PPCFastISel.cpp
@@ -336,13 +336,8 @@ bool PPCFastISel::PPCComputeAddress(const Value *Obj, Address &Addr) {
TmpOffset += CI->getSExtValue() * S;
break;
}
- if (isa<AddOperator>(Op) &&
- (!isa<Instruction>(Op) ||
- FuncInfo.MBBMap[cast<Instruction>(Op)->getParent()]
- == FuncInfo.MBB) &&
- isa<ConstantInt>(cast<AddOperator>(Op)->getOperand(1))) {
- // An add (in the same block) with a constant operand. Fold the
- // constant.
+ if (canFoldAddIntoGEP(U, Op)) {
+ // A compatible add with a constant operand. Fold the constant.
ConstantInt *CI =
cast<ConstantInt>(cast<AddOperator>(Op)->getOperand(1));
TmpOffset += CI->getSExtValue() * S;
diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp
index 928dea91b4f..97f96ab72c2 100644
--- a/llvm/lib/Target/X86/X86FastISel.cpp
+++ b/llvm/lib/Target/X86/X86FastISel.cpp
@@ -561,13 +561,8 @@ redo_gep:
Disp += CI->getSExtValue() * S;
break;
}
- if (isa<AddOperator>(Op) &&
- (!isa<Instruction>(Op) ||
- FuncInfo.MBBMap[cast<Instruction>(Op)->getParent()]
- == FuncInfo.MBB) &&
- isa<ConstantInt>(cast<AddOperator>(Op)->getOperand(1))) {
- // An add (in the same block) with a constant operand. Fold the
- // constant.
+ if (canFoldAddIntoGEP(U, Op)) {
+ // A compatible add with a constant operand. Fold the constant.
ConstantInt *CI =
cast<ConstantInt>(cast<AddOperator>(Op)->getOperand(1));
Disp += CI->getSExtValue() * S;
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