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Fix incorrect asm-printing of some NEON immediates. Fix weak testcase so

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that it checks the immediate values, not just the instructions opcodes.
Radar 8110263.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107487 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson
2010-07-02 17:23:44 +00:00
parent 9d135f0ba5
commit e45f72c833
3 changed files with 24 additions and 38 deletions
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4
lib/Target/ARM/AsmPrinter/ARMInstPrinter.cpp
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@@ -799,8 +799,8 @@ void ARMInstPrinter::printNEONModImmOperand(const MCInst *MI, unsigned OpNum,
Val = Imm8 << (8 * ByteNum);
} else if ((OpCmode & 0xe) == 0xc) {
// 32-bit vector elements, one byte with low bits set
unsigned ByteNum = (OpCmode & 0x1);
Val = (Imm8 << (8 * ByteNum)) | (0xffff >> (8 * (1 - ByteNum)));
unsigned ByteNum = 1 + (OpCmode & 0x1);
Val = (Imm8 << (8 * ByteNum)) | (0xffff >> (8 * (2 - ByteNum)));
} else if (OpCmode == 0x1e) {
// 64-bit vector elements
for (unsigned ByteNum = 0; ByteNum < 8; ++ByteNum) {