Changes in directory llvm/lib/Target/ARM:
ARMISelLowering.cpp updated: 1.41 -> 1.42
---
Log message:
restore support for negative strides
---
Diffs of the changes: (+5 -3)
ARMISelLowering.cpp | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
Index: llvm/lib/Target/ARM/ARMISelLowering.cpp
diff -u llvm/lib/Target/ARM/ARMISelLowering.cpp:1.41
llvm/lib/Target/ARM/ARMISelLowering.cpp:1.42
--- llvm/lib/Target/ARM/ARMISelLowering.cpp:1.41 Mon Apr 9 18:33:39 2007
+++ llvm/lib/Target/ARM/ARMISelLowering.cpp Mon Apr 9 22:48:29 2007
@@ -1372,6 +1372,7 @@
return false;
default:
+ int Scale = AM.Scale;
switch (getValueType(Ty)) {
default: return false;
case MVT::i1:
@@ -1381,14 +1382,15 @@
// This assumes i64 is legalized to a pair of i32. If not (i.e.
// ldrd / strd are used, then its address mode is same as i16.
// r + r
- if (AM.Scale == 1)
+ if (Scale < 0) Scale = -Scale;
+ if (Scale == 1)
return true;
// r + r << imm
- if (!isPowerOf2_32(AM.Scale & ~1))
+ if (!isPowerOf2_32(Scale & ~1))
return false;
case MVT::i16:
// r + r
- if (((unsigned)AM.HasBaseReg + AM.Scale) <= 2)
+ if (((unsigned)AM.HasBaseReg + Scale) <= 2)
return true;
case MVT::isVoid:
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