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Thumb2 assembly parsing and encoding for UMAAL/UMLAL/UMULL.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140095 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-09-19 23:31:02 +00:00
parent a846585050
commit d5d0e81a4b
2 changed files with 40 additions and 4 deletions
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8
lib/Target/ARM/AsmParser/ARMAsmParser.cpp
View File

@ -3213,12 +3213,12 @@ getMnemonicAcceptInfo(StringRef Mnemonic, bool &CanAcceptCarrySet,
Mnemonic == "rrx" || Mnemonic == "ror" || Mnemonic == "sub" ||
Mnemonic == "add" || Mnemonic == "adc" ||
Mnemonic == "mul" || Mnemonic == "bic" || Mnemonic == "asr" ||
Mnemonic == "umlal" || Mnemonic == "orr" || Mnemonic == "mvn" ||
Mnemonic == "orr" || Mnemonic == "mvn" ||
Mnemonic == "rsb" || Mnemonic == "rsc" || Mnemonic == "orn" ||
Mnemonic == "sbc" || Mnemonic == "umull" || Mnemonic == "eor" ||
Mnemonic == "neg" ||
Mnemonic == "sbc" || Mnemonic == "eor" || Mnemonic == "neg" ||
(!isThumb() && (Mnemonic == "smull" || Mnemonic == "mov" ||
Mnemonic == "mla" || Mnemonic == "smlal"))) {
Mnemonic == "mla" || Mnemonic == "smlal" ||
Mnemonic == "umlal" || Mnemonic == "umull"))) {
CanAcceptCarrySet = true;
} else
CanAcceptCarrySet = false;

36
test/MC/ARM/basic-thumb2-instructions.s
View File

@ -2774,3 +2774,39 @@ _func:
@ CHECK: itt lt @ encoding: [0xbc,0xbf]
@ CHECK: uhsub16lt r4, r9, r12 @ encoding: [0xd9,0xfa,0x6c,0xf4]
@ CHECK: uhsub8lt r3, r1, r5 @ encoding: [0xc1,0xfa,0x65,0xf3]
@------------------------------------------------------------------------------
@ UMAAL
@------------------------------------------------------------------------------
umaal r3, r4, r5, r6
it lt
umaallt r3, r4, r5, r6
@ CHECK: umaal r3, r4, r5, r6 @ encoding: [0xe5,0xfb,0x66,0x34]
@ CHECK: it lt @ encoding: [0xb8,0xbf]
@ CHECK: umaallt r3, r4, r5, r6 @ encoding: [0xe5,0xfb,0x66,0x34]
@------------------------------------------------------------------------------
@ UMLAL
@------------------------------------------------------------------------------
umlal r2, r4, r6, r8
it gt
umlalgt r6, r1, r2, r6
@ CHECK: umlal r2, r4, r6, r8 @ encoding: [0xe6,0xfb,0x08,0x24]
@ CHECK: it gt @ encoding: [0xc8,0xbf]
@ CHECK: umlalgt r6, r1, r2, r6 @ encoding: [0xe2,0xfb,0x06,0x61]
@------------------------------------------------------------------------------
@ UMULL
@------------------------------------------------------------------------------
umull r2, r4, r6, r8
it gt
umullgt r6, r1, r2, r6
@ CHECK: umull r2, r4, r6, r8 @ encoding: [0xa6,0xfb,0x08,0x24]
@ CHECK: it gt @ encoding: [0xc8,0xbf]
@ CHECK: umullgt r6, r1, r2, r6 @ encoding: [0xa2,0xfb,0x06,0x61]