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Summary: The Sparc V9 membar instruction can enforce different types of memory orderings depending on the value in its immediate field. In the architectural manual the type is selected by combining different assembler tags into a mask. This patch adds support for these tags. Reviewers: jyknight, venkatra, brad Reviewed By: jyknight Subscribers: fedor.sergeev, jrtc27, jfb, llvm-commits Differential Revision: https://reviews.llvm.org/D53491 llvm-svn: 349048
17 lines
626 B
ArmAsm
17 lines
626 B
ArmAsm
! RUN: not llvm-mc %s -arch=sparc -show-encoding 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=V8
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! RUN: not llvm-mc %s -arch=sparcv9 -show-encoding 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=V9
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! Test the lower and upper bounds of 'set'
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! CHECK: argument must be between
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set -2147483649, %o1
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! CHECK: argument must be between
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set 4294967296, %o1
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! V8: unexpected token
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! V9: unknown membar tag
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membar #BadTag
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! V8: instruction requires a CPU feature not currently enabled
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! V9: invalid membar mask number
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membar -127
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