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Add a test to ensure that all-ones vectors are materialized with pcmpeqd.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48247 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-03-11 21:37:00 +00:00
parent c1f53c7426
commit 6a6d27ac0b
1 changed files with 14 additions and 0 deletions
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14
test/CodeGen/X86/all-ones-vector.ll Normal file
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@ -0,0 +1,14 @@
; RUN: llvm-as < %s | llc -march=x86 | grep pcmpeqd | count 4
define <4 x i32> @ioo() {
ret <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>
}
define <2 x i64> @loo() {
ret <2 x i64> <i64 -1, i64 -1>
}
define <2 x double> @doo() {
ret <2 x double> <double 0xffffffffffffffff, double 0xffffffffffffffff>
}
define <4 x float> @foo() {
ret <4 x float> <float 0xffffffffe0000000, float 0xffffffffe0000000, float 0xffffffffe0000000, float 0xffffffffe0000000>
}