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Thumb2 assembly parsing and encoding for MLA and MLS.

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llvm-svn: 139399
This commit is contained in:
Jim Grosbach 2011-09-09 20:24:45 +00:00
parent 3311da4d79
commit 6225a96bf5
2 changed files with 12 additions and 2 deletions
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4
lib/Target/ARM/AsmParser/ARMAsmParser.cpp
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@ -3184,9 +3184,9 @@ getMnemonicAcceptInfo(StringRef Mnemonic, bool &CanAcceptCarrySet,
Mnemonic == "mul" || Mnemonic == "bic" || Mnemonic == "asr" ||
Mnemonic == "umlal" || Mnemonic == "orr" || Mnemonic == "mvn" ||
Mnemonic == "rsb" || Mnemonic == "rsc" || Mnemonic == "orn" ||
Mnemonic == "sbc" || Mnemonic == "mla" || Mnemonic == "umull" ||
Mnemonic == "sbc" || Mnemonic == "umull" ||
Mnemonic == "eor" || Mnemonic == "smlal" || Mnemonic == "neg" ||
(Mnemonic == "mov" && !isThumb())) {
((Mnemonic == "mov" || Mnemonic == "mla") && !isThumb())) {
CanAcceptCarrySet = true;
} else {
CanAcceptCarrySet = false;

10
test/MC/ARM/basic-thumb2-instructions.s
View File

@ -972,6 +972,16 @@ _func:
@ CHECK: mcrr2 p7, #15, r5, r4, c1 @ encoding: [0x44,0xfc,0xf1,0x57]
@------------------------------------------------------------------------------
@ MLA/MLS
@------------------------------------------------------------------------------
mla r1,r2,r3,r4
mls r1,r2,r3,r4
@ CHECK: mla r1, r2, r3, r4 @ encoding: [0x02,0xfb,0x03,0x41]
@ CHECK: mls r1, r2, r3, r4 @ encoding: [0x02,0xfb,0x13,0x41]
@------------------------------------------------------------------------------
@ IT
@------------------------------------------------------------------------------