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annotate test/CodeGen/X86/volatile.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 95c75e76d11b
children 803732b1fca8
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc < %s -march=x86 -mattr=sse2 | grep movsd | count 5
95c75e76d11b LLVM 3.4
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2 ; RUN: llc < %s -march=x86 -mattr=sse2 -O0 | grep -v esp | grep movsd | count 5
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95c75e76d11b LLVM 3.4
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4 @x = external global double
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95c75e76d11b LLVM 3.4
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6 define void @foo() nounwind {
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afa8332a0e37 LLVM 3.8
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7 %a = load volatile double, double* @x
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8 store volatile double 0.0, double* @x
95c75e76d11b LLVM 3.4
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9 store volatile double 0.0, double* @x
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10 %b = load volatile double, double* @x
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11 ret void
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12 }
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95c75e76d11b LLVM 3.4
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14 define void @bar() nounwind {
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afa8332a0e37 LLVM 3.8
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15 %c = load volatile double, double* @x
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16 ret void
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17 }