ARM parsing and encoding for ADR.

The label does not have a '#' prefix. Add parsing and encoding tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136360 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index 6641cbd073b1f1a254c6a71368ecb2f60eca1a7b..42e91f4091b02c47db576d3fe9fbb9bec8635113 100644 (file)
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -1436,7 +1436,7 @@ let neverHasSideEffects = 1, isReMaterializable = 1 in
 // the instruction. The {24-21} opcode bits are set by the fixup, as we don't
 // know until then which form of the instruction will be used.
 def ADR : AI1<{0,?,?,0}, (outs GPR:$Rd), (ins adrlabel:$label),
-                 MiscFrm, IIC_iALUi, "adr", "\t$Rd, #$label", []> {
+                 MiscFrm, IIC_iALUi, "adr", "\t$Rd, $label", []> {
   bits<4> Rd;
   bits<12> label;
   let Inst{27-25} = 0b001;

diff --git a/test/MC/ARM/basic-arm-instructions.s b/test/MC/ARM/basic-arm-instructions.s
index 72d3b7844853883a131f0b185eb5278bd5e0a2f1..1c33a73d14fd698e1a7c48398f33d9b28c64d416 100644 (file)
--- a/test/MC/ARM/basic-arm-instructions.s
+++ b/test/MC/ARM/basic-arm-instructions.s
@@ -123,8 +123,20 @@ _func:
 
 
 @------------------------------------------------------------------------------
-@ FIXME: ADR
+@ ADR
 @------------------------------------------------------------------------------
+Lback:
+  adr r2, Lback
+  adr r3, Lforward
+Lforward:
+
+@ CHECK: Lback:
+@ CHECK: adr   r2, Lback    @ encoding: [0bAAAAAAA0,0x20'A',0x0f'A',0b1110001A]
+@ CHECK:  @   fixup A - offset: 0, value: Lback, kind: fixup_arm_adr_pcrel_12
+@ CHECK: adr   r3, Lforward @ encoding: [0bAAAAAAA0,0x30'A',0x0f'A',0b1110001A]
+@ CHECK:  @   fixup A - offset: 0, value: Lforward, kind: fixup_arm_adr_pcrel_12
+@ CHECK: Lforward:
+
 
 @------------------------------------------------------------------------------
 @ ADD