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9fff29494d
* -march=x86-64 -> -mtriple=x86_64-unknown-linux to avoid _ prefixes to symbols * add -start-before to avoid running the whole codegen on the IR. I assumed it is meant to be running after X86SpeculativeLoadHardening. llvm-svn: 340034
75 lines
2.5 KiB
YAML
75 lines
2.5 KiB
YAML
# RUN: llc -mtriple=x86_64-unknown-linux -start-before=x86-flags-copy-lowering -o - %s | FileCheck %s
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#
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# Test the emission of pre- and post-instruction labels.
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--- |
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declare void @f(i32 %x) nounwind
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declare void @g(i32 %x) nounwind
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declare void @h(i32 %x) nounwind
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define i64 @test(i32 %x) nounwind {
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entry:
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call void @f(i32 %x)
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call void @g(i32 %x)
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call void @h(i32 %x)
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ret i64 undef
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}
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...
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---
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name: test
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# CHECK-LABEL: {{^}}test:
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tracksRegLiveness: true
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frameInfo:
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hasCalls: true
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body: |
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bb.0.entry:
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liveins: $edi
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%0:gr32 = COPY $edi
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%1:gr32 = COPY killed %0
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ADJCALLSTACKDOWN64 0, 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp
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$edi = COPY %1
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CALL64pcrel32 @f, csr_64, implicit $rsp, implicit $ssp, implicit $edi, pre-instr-symbol <mcsymbol .Lpre_f>, post-instr-symbol <mcsymbol .Lpost_f>
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; CHECK: .Lpre_f:
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; CHECK-NEXT: callq f
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; CHECK-NEXT: .Lpost_f:
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ADJCALLSTACKUP64 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp
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ADJCALLSTACKDOWN64 0, 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp
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$edi = COPY %1
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CALL64pcrel32 @g, csr_64, implicit $rsp, implicit $ssp, implicit $edi, pre-instr-symbol <mcsymbol .Lpre_g>
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; CHECK: .Lpre_g:
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; CHECK-NEXT: callq g
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ADJCALLSTACKUP64 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp
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ADJCALLSTACKDOWN64 0, 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp
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$edi = COPY %1
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CALL64pcrel32 @h, csr_64, implicit $rsp, implicit $ssp, implicit $edi, post-instr-symbol <mcsymbol .Lpost_h>
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; CHECK: callq h
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; CHECK-NEXT: .Lpost_h:
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ADJCALLSTACKUP64 0, 0, implicit-def $rsp, implicit-def $eflags, implicit-def $ssp, implicit $rsp, implicit $ssp
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%2:gr64 = MOV64ri32 <mcsymbol .Lpre_f>
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%3:gr64 = MOV64ri32 <mcsymbol .Lpost_f>
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%4:gr64 = MOV64ri32 <mcsymbol .Lpre_g>
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%5:gr64 = MOV64ri32 <mcsymbol .Lpost_h>
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; CHECK: movq $.Lpre_f, %{{.*}}
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; CHECK-NEXT: movq $.Lpost_f, %{{.*}}
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; CHECK-NEXT: movq $.Lpre_g, %{{.*}}
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; CHECK-NEXT: movq $.Lpost_h, %{{.*}}
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%6:gr64 = ADD64rr killed %2, killed %3, implicit-def $eflags
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%7:gr64 = ADD64rr killed %4, killed %5, implicit-def $eflags
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%8:gr64 = ADD64rr killed %6, killed %7, implicit-def $eflags
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$rax = COPY %8
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RETQ implicit $rax
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...
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