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-rw-r--r--lib/Target/ARM/ARMInstrThumb2.td16
-rw-r--r--test/MC/ARM/basic-thumb2-instructions.s16
2 files changed, 32 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td
index 4d15b0201d..5ad65d76cf 100644
--- a/lib/Target/ARM/ARMInstrThumb2.td
+++ b/lib/Target/ARM/ARMInstrThumb2.td
@@ -3864,3 +3864,19 @@ def : t2InstAlias<"usat${p} $Rd, $sat_imm, $Rn",
// STM w/o the .w suffix.
def : t2InstAlias<"stm${p} $Rn, $regs",
(t2STMIA GPR:$Rn, pred:$p, reglist:$regs)>;
+
+// Alias for STR, STRB, and STRH without the ".w" optional
+// width specifier.
+def : t2InstAlias<"str${p} $Rt, $addr",
+ (t2STRi12 GPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>;
+def : t2InstAlias<"strb${p} $Rt, $addr",
+ (t2STRBi12 rGPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>;
+def : t2InstAlias<"strh${p} $Rt, $addr",
+ (t2STRHi12 rGPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>;
+
+def : t2InstAlias<"str${p} $Rt, $addr",
+ (t2STRs GPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>;
+def : t2InstAlias<"strb${p} $Rt, $addr",
+ (t2STRBs rGPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>;
+def : t2InstAlias<"strh${p} $Rt, $addr",
+ (t2STRHs rGPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>;
diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s
index 160ed80d3a..3c64c7d8a2 100644
--- a/test/MC/ARM/basic-thumb2-instructions.s
+++ b/test/MC/ARM/basic-thumb2-instructions.s
@@ -2161,6 +2161,22 @@ _func:
@------------------------------------------------------------------------------
+@ STR(immediate)
+@------------------------------------------------------------------------------
+ str r5, [r5, #-4]
+ str r5, [r6, #32]
+ str r5, [r6, #33]
+ str r5, [r6, #257]
+ str.w pc, [r7, #257]
+
+@ CHECK: str r5, [r5, #-4] @ encoding: [0x45,0xf8,0x04,0x5c]
+@ CHECK: str r5, [r6, #32] @ encoding: [0x35,0x62]
+@ CHECK: str.w r5, [r6, #33] @ encoding: [0xc6,0xf8,0x21,0x50]
+@ CHECK: str.w r5, [r6, #257] @ encoding: [0xc6,0xf8,0x01,0x51]
+@ CHECK: str.w pc, [r7, #257] @ encoding: [0xc7,0xf8,0x01,0xf1]
+
+
+@------------------------------------------------------------------------------
@ SUB (register)
@------------------------------------------------------------------------------
sub.w r5, r2, r12, rrx