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Teach assembler to handle capitalised operation values for DSB instructions

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159259 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Richard Barton 2012-06-27 09:48:23 +00:00
parent b05b460330
commit 4acefe192f
2 changed files with 7 additions and 1 deletions
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2
lib/Target/ARM/AsmParser/ARMAsmParser.cpp
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@ -3260,7 +3260,7 @@ parseMemBarrierOptOperand(SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
return MatchOperand_NoMatch;
StringRef OptStr = Tok.getString();
unsigned Opt = StringSwitch<unsigned>(OptStr.slice(0, OptStr.size()))
unsigned Opt = StringSwitch<unsigned>(OptStr.slice(0, OptStr.size()).lower())
.Case("sy", ARM_MB::SY)
.Case("st", ARM_MB::ST)
.Case("sh", ARM_MB::ISH)

6
test/MC/ARM/basic-arm-instructions.s
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@ -601,6 +601,12 @@ Lforward:
@ CHECK: dsb oshst @ encoding: [0x42,0xf0,0x7f,0xf5]
@ CHECK: dsb sy @ encoding: [0x4f,0xf0,0x7f,0xf5]
@ With capitals
dsb SY
dsb OSHST
@ CHECK: dsb sy @ encoding: [0x4f,0xf0,0x7f,0xf5]
@ CHECK: dsb oshst @ encoding: [0x42,0xf0,0x7f,0xf5]
@------------------------------------------------------------------------------
@ EOR
@------------------------------------------------------------------------------