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| author | Craig Topper <craig.topper@intel.com> | 2019-08-07 05:34:27 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2019-08-07 05:34:27 +0000 |
| commit | 29688f4da0b62e760dcd65d607aa9a56cb1557e0 (patch) | |
| tree | 293a2cc5eb55bffe628ebba214b1c5562757c15c /llvm/test/MC/X86 | |
| parent | 989679c3711a239c73057fb5446eef937935f4ba (diff) | |
| download | bcm5719-llvm-29688f4da0b62e760dcd65d607aa9a56cb1557e0.tar.gz bcm5719-llvm-29688f4da0b62e760dcd65d607aa9a56cb1557e0.zip | |
[X86] Limit vpermil2pd/vpermil2ps immediates to 4 bits in the assembly parser.
The upper 4 bits of the immediate byte are used to encode a
register. We need to limit the explicit immediate to fit in the
remaining 4 bits.
Fixes PR42899.
llvm-svn: 368123
Diffstat (limited to 'llvm/test/MC/X86')
| -rw-r--r-- | llvm/test/MC/X86/x86_errors.s | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/test/MC/X86/x86_errors.s b/llvm/test/MC/X86/x86_errors.s index c7d563bfda7..5e44aaa0942 100644 --- a/llvm/test/MC/X86/x86_errors.s +++ b/llvm/test/MC/X86/x86_errors.s @@ -179,3 +179,7 @@ cmpxchg16b (%eax) // 32: error: unsupported instruction // 64: error: unsupported instruction {evex} vmovdqu %xmm0, %xmm0 + +// 32: 12: error: invalid operand for instruction +// 64: 12: error: invalid operand for instruction +vpermil2pd $16, %xmm3, %xmm5, %xmm1, %xmm2 |
