22 lines
481 B
LLVM
22 lines
481 B
LLVM
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; Test 64-bit atomic stores.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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define void @f1(i64 %val, i64 *%src) {
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; CHECK-LABEL: f1:
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; CHECK: stg %r2, 0(%r3)
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; CHECK: bcr 1{{[45]}}, %r0
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; CHECK: br %r14
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store atomic i64 %val, i64 *%src seq_cst, align 8
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ret void
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}
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define void @f2(i64 %val, i64 *%src) {
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; CHECK-LABEL: f2:
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; CHECK: stg %r2, 0(%r3)
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; CHECK-NOT: bcr 1{{[45]}}, %r0
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; CHECK: br %r14
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store atomic i64 %val, i64 *%src monotonic, align 8
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ret void
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}
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