ARM assembler support for ldmfd/stmfd mnemonics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133936 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index b34b127..cdb1fe0 100644 (file)
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -2006,6 +2006,8 @@ defm STM : arm_ldst_mult<"stm", 0, LdStMulFrm, IIC_iStore_m, IIC_iStore_mu>;
 } // neverHasSideEffects
 
 // Load / Store Multiple Mnemonic Aliases
+def : MnemonicAlias<"ldmfd", "ldmia">;
+def : MnemonicAlias<"stmfd", "stmdb">;
 def : MnemonicAlias<"ldm", "ldmia">;
 def : MnemonicAlias<"stm", "stmia">;
 

diff --git a/test/MC/ARM/arm_instructions.s b/test/MC/ARM/arm_instructions.s
index f789441..66fc87f 100644 (file)
--- a/test/MC/ARM/arm_instructions.s
+++ b/test/MC/ARM/arm_instructions.s
@@ -21,22 +21,30 @@
         vqdmull.s32     q8, d17, d16
 
 @ CHECK: ldmia r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x92,0xe8]
+@ CHECK: ldmia r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x92,0xe8]
 @ CHECK: ldmib r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x92,0xe9]
 @ CHECK: ldmda r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x12,0xe8]
 @ CHECK: ldmdb r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x12,0xe9]
+@ CHECK: ldmia r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x92,0xe8]
+        ldm       r2, {r1,r3-r6,sp}
         ldmia     r2, {r1,r3-r6,sp}
         ldmib     r2, {r1,r3-r6,sp}
         ldmda     r2, {r1,r3-r6,sp}
         ldmdb     r2, {r1,r3-r6,sp}
+        ldmfd     r2, {r1,r3-r6,sp}
 
 @ CHECK: stmia r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x82,0xe8]
+@ CHECK: stmia r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x82,0xe8]
 @ CHECK: stmib r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x82,0xe9]
 @ CHECK: stmda r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x02,0xe8]
 @ CHECK: stmdb r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x02,0xe9]
+@ CHECK: stmdb r2, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0x02,0xe9]
+        stm       r2, {r1,r3-r6,sp}
         stmia     r2, {r1,r3-r6,sp}
         stmib     r2, {r1,r3-r6,sp}
         stmda     r2, {r1,r3-r6,sp}
         stmdb     r2, {r1,r3-r6,sp}
+        stmfd     r2, {r1,r3-r6,sp}
 
 @ CHECK: ldmia r2!, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0xb2,0xe8]
 @ CHECK: ldmib r2!, {r1, r3, r4, r5, r6, sp} @ encoding: [0x7a,0x20,0xb2,0xe9]