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ba49bdcb27
This commit serializes the machine instruction's register operand ties. The ties are printed out only when the instructon has register ties that are different from the ties that are specified in the instruction's description. llvm-svn: 245482
26 lines
692 B
YAML
26 lines
692 B
YAML
# RUN: not llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s 2>&1 | FileCheck %s
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--- |
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define i64 @test(i64 %x) #0 {
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entry:
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%asm = tail call i64 asm sideeffect "$foo", "=r,0"(i64 %x) nounwind
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ret i64 %asm
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}
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attributes #0 = { nounwind }
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...
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---
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name: test
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hasInlineAsm: true
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tracksRegLiveness: true
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liveins:
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- { reg: '%rdi' }
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body: |
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bb.0.entry:
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liveins: %rdi
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; CHECK: [[@LINE+1]]:83: the tied-def operand #3 is already tied with another register operand
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INLINEASM $"$foo", 1, 2818058, def %rdi, 2147483657, killed %rdi(tied-def 3), killed %rdi(tied-def 3)
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%rax = COPY killed %rdi
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RETQ killed %rax
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...
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