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1431b3c2f5
This adds all CodeGen tests for the SystemZ target. This version of the patch incorporates feedback from a review by Sean Silva. Thanks to all reviewers! Patch by Richard Sandiford. llvm-svn: 181204
15 lines
381 B
LLVM
15 lines
381 B
LLVM
; Test 64-bit atomic loads.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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; This is just a placeholder to make sure that loads are handled.
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; Using CSG is probably too conservative.
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define i64 @f1(i64 %dummy, i64 *%src) {
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; CHECK: f1:
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; CHECK: lghi %r2, 0
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; CHECK: csg %r2, %r2, 0(%r3)
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; CHECK: br %r14
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%val = load atomic i64 *%src seq_cst, align 8
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ret i64 %val
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}
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