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[mips] Add regression tests for parenthetic expressions in MIPS assembly.

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Summary:
These expressions already worked but weren't tested.

Patch by Robert N. M. Watson and David Chisnall (it was originally two patches)
Their work was sponsored by: DARPA, AFRL

Differential Revision: http://llvm-reviews.chandlerc.com/D3156

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204612 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Sanders 2014-03-24 15:42:21 +00:00
parent eaae583095
commit 75002071fd
1 changed files with 12 additions and 0 deletions
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12
test/MC/Mips/mips64-alu-instructions.s
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@ -132,3 +132,15 @@
dsubu $9, $3
dsub $9, 10
dsubu $9, 10
#------------------------------------------------------------------------------
# Did you know that GAS supports complex arithmetic expressions in assembly?
#------------------------------------------------------------------------------
# CHECK: daddiu $9, $3, 32 # encoding: [0x20,0x00,0x69,0x64]
# CHECK: daddiu $9, $3, 32 # encoding: [0x20,0x00,0x69,0x64]
# CHECK: daddiu $9, $3, -32 # encoding: [0xe0,0xff,0x69,0x64]
# CHECK: daddiu $9, $3, -32 # encoding: [0xe0,0xff,0x69,0x64]
daddiu $9, $3, 8 * 4
daddiu $9, $3, (8 * 4)
dsubu $9, $3, 8 * 4
dsubu $9, $3, (8 * 4)