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-rw-r--r--lib/Target/ARM/AsmParser/ARMAsmParser.cpp4
-rw-r--r--test/MC/ARM/basic-thumb2-instructions.s4
2 files changed, 6 insertions, 2 deletions
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 07679a60ff..e4a7094232 100644
--- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -916,9 +916,9 @@ public:
if (!isMemory() || Memory.OffsetRegNum != 0 || Memory.Alignment != 0)
return false;
// Immediate offset in range [-255, -1].
- if (!Memory.OffsetImm) return true;
+ if (!Memory.OffsetImm) return false;
int64_t Val = Memory.OffsetImm->getValue();
- return Val > -256 && Val < 0;
+ return (Val == INT32_MIN) || (Val > -256 && Val < 0);
}
bool isMemUImm12Offset() const {
if (!isMemory() || Memory.OffsetRegNum != 0 || Memory.Alignment != 0)
diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s
index 205ca35a45..5de5104ac3 100644
--- a/test/MC/ARM/basic-thumb2-instructions.s
+++ b/test/MC/ARM/basic-thumb2-instructions.s
@@ -1371,12 +1371,16 @@ _func:
pld [r6, #33]
pld [r6, #257]
pld [r7, #257]
+ pld [r1, #0]
+ pld [r1, #-0]
@ CHECK: pld [r5, #-4] @ encoding: [0x15,0xf8,0x04,0xfc]
@ CHECK: pld [r6, #32] @ encoding: [0x96,0xf8,0x20,0xf0]
@ CHECK: pld [r6, #33] @ encoding: [0x96,0xf8,0x21,0xf0]
@ CHECK: pld [r6, #257] @ encoding: [0x96,0xf8,0x01,0xf1]
@ CHECK: pld [r7, #257] @ encoding: [0x97,0xf8,0x01,0xf1]
+@ CHECK: pld [r1] @ encoding: [0x91,0xf8,0x00,0xf0]
+@ CHECK: pld [r1, #-0] @ encoding: [0x11,0xf8,0x00,0xfc]
@------------------------------------------------------------------------------