mirror of
https://github.com/c64scene-ar/llvm-6502.git
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b85e4eba85
for pre-2.9 bitcode files. We keep x86 unaligned loads, movnt, crc32, and the target indep prefetch change. As usual, updating the testsuite is a PITA. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133337 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
761 B
LLVM
24 lines
761 B
LLVM
; RUN: llc < %s -march=ppc64 | grep ldarx | count 3
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; RUN: llc < %s -march=ppc64 | grep stdcx. | count 4
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define i64 @exchange_and_add(i64* %mem, i64 %val) nounwind {
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%tmp = call i64 @llvm.atomic.load.add.i64.p0i64(i64* %mem, i64 %val)
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ret i64 %tmp
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}
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define i64 @exchange_and_cmp(i64* %mem) nounwind {
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%tmp = call i64 @llvm.atomic.cmp.swap.i64.p0i64(i64* %mem, i64 0, i64 1)
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ret i64 %tmp
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}
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define i64 @exchange(i64* %mem, i64 %val) nounwind {
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%tmp = call i64 @llvm.atomic.swap.i64.p0i64(i64* %mem, i64 1)
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ret i64 %tmp
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}
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declare i64 @llvm.atomic.load.add.i64.p0i64(i64* nocapture, i64) nounwind
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declare i64 @llvm.atomic.cmp.swap.i64.p0i64(i64* nocapture, i64, i64) nounwind
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declare i64 @llvm.atomic.swap.i64.p0i64(i64* nocapture, i64) nounwind
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