diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp b/llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp index 4d001c0210d..422bb7ba305 100644 --- a/llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp +++ b/llvm/lib/Target/PowerPC/PPCVSXFMAMutate.cpp @@ -90,21 +90,21 @@ protected: // This pass is run after register coalescing, and so we're looking for // a situation like this: // ... - // %5<def> = COPY %9; VSLRC:%5,%9 + // %5 = COPY %9; VSLRC:%5,%9 // %5<def,tied1> = XSMADDADP %5<tied0>, %17, %16, - // %rm<imp-use>; VSLRC:%5,%17,%16 + // implicit %rm; VSLRC:%5,%17,%16 // ... // %9<def,tied1> = XSMADDADP %9<tied0>, %17, %19, - // %rm<imp-use>; VSLRC:%9,%17,%19 + // implicit %rm; VSLRC:%9,%17,%19 // ... // Where we can eliminate the copy by changing from the A-type to the // M-type instruction. Specifically, for this example, this means: // %5<def,tied1> = XSMADDADP %5<tied0>, %17, %16, - // %rm<imp-use>; VSLRC:%5,%17,%16 + // implicit %rm; VSLRC:%5,%17,%16 // is replaced by: // %16<def,tied1> = XSMADDMDP %16<tied0>, %18, %9, - // %rm<imp-use>; VSLRC:%16,%18,%9 - // and we remove: %5<def> = COPY %9; VSLRC:%5,%9 + // implicit %rm; VSLRC:%16,%18,%9 + // and we remove: %5 = COPY %9; VSLRC:%5,%9 SlotIndex FMAIdx = LIS->getInstructionIndex(MI); @@ -150,10 +150,10 @@ protected: // walking the MIs we may as well test liveness here. // // FIXME: There is a case that occurs in practice, like this: - // %9<def> = COPY %f1; VSSRC:%9 + // %9 = COPY %f1; VSSRC:%9 // ... - // %6<def> = COPY %9; VSSRC:%6,%9 - // %7<def> = COPY %9; VSSRC:%7,%9 + // %6 = COPY %9; VSSRC:%6,%9 + // %7 = COPY %9; VSSRC:%7,%9 // %9<def,tied1> = XSMADDASP %9<tied0>, %1, %4; VSSRC: // %6<def,tied1> = XSMADDASP %6<tied0>, %1, %2; VSSRC: // %7<def,tied1> = XSMADDASP %7<tied0>, %1, %3; VSSRC: |
