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Thumb2 parsing and encoding for LDMDB.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139251 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-09-07 19:57:53 +00:00
parent a5d5856854
commit 94f914e3fd
2 changed files with 15 additions and 0 deletions
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1
lib/Target/ARM/ARMInstrInfo.td
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@ -4907,6 +4907,7 @@ def : MnemonicAlias<"swi", "svc">;
// Load / Store Multiple
def : MnemonicAlias<"ldmfd", "ldm">;
def : MnemonicAlias<"ldmia", "ldm">;
def : MnemonicAlias<"ldmea", "ldmdb">;
def : MnemonicAlias<"stmfd", "stmdb">;
def : MnemonicAlias<"stmia", "stm">;
def : MnemonicAlias<"stmea", "stm">;

14
test/MC/ARM/basic-thumb2-instructions.s
View File

@ -500,6 +500,20 @@ _func:
@ CHECK: ldm.w r5!, {r3, r8} @ encoding: [0xb5,0xe8,0x08,0x01]
@------------------------------------------------------------------------------
@ LDMDB
@------------------------------------------------------------------------------
ldmdb r4, {r4, r5, r8, r9}
ldmdb r4, {r5, r6}
ldmdb r5!, {r3, r8}
ldmea r5!, {r3, r8}
@ CHECK: ldmdb r4, {r4, r5, r8, r9} @ encoding: [0x14,0xe9,0x30,0x03]
@ CHECK: ldmdb r4, {r5, r6} @ encoding: [0x14,0xe9,0x60,0x00]
@ CHECK: ldmdb r5!, {r3, r8} @ encoding: [0x35,0xe9,0x08,0x01]
@ CHECK: ldmdb r5!, {r3, r8} @ encoding: [0x35,0xe9,0x08,0x01]
@------------------------------------------------------------------------------
@ IT
@------------------------------------------------------------------------------