This adds range checking for "ldr Rn, [pc, #imm]" Thumb
instructions. With this patch:
1. ldr.n is recognized as mnemonic for the short encoding
2. ldr.w is recognized as menmonic for the long encoding
3. ldr will map to either short or long encodings depending on the size of the offset
llvm-svn: 186831
diff --git a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
index 8baa3a6..b1e25d8 100644
--- a/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
+++ b/llvm/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
@@ -152,7 +152,7 @@
switch (Op) {
default: return Op;
case ARM::tBcc: return ARM::t2Bcc;
- case ARM::tLDRpciASM: return ARM::t2LDRpci;
+ case ARM::tLDRpci: return ARM::t2LDRpci;
case ARM::tADR: return ARM::t2ADR;
case ARM::tB: return ARM::t2B;
}