Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/PowerPC/aantidep-def-ec.mir

@@ -1,98 +0,0 @@
-# RUN: llc -o - %s -start-after=if-converter | FileCheck %s
-
---- |
-  target datalayout = "E-m:e-i64:64-n32:64"
-  target triple = "powerpc64-unknown-linux-gnu"
-  
-  %struct.rwlock_t.0.22.58.68.242.244 = type {}
-  
-  @tasklist_lock = external global %struct.rwlock_t.0.22.58.68.242.244, align 1
-  
-  ; Function Attrs: nounwind
-  define void @mm_update_next_owner(i8** %p1, i32* %p2) #0 {
-  entry:
-    %0 = load i8*, i8** %p1, align 8
-    br i1 undef, label %do.body.92, label %for.body.21
-  
-  for.body.21:                                      ; preds = %entry
-    unreachable
-  
-  do.body.92:                                       ; preds = %entry
-    %usage = getelementptr inbounds i8, i8* %0, i64 -48
-    %counter.i = bitcast i8* %usage to i32*
-    %call95 = tail call signext i32 bitcast (i32 (...)* @__raw_read_unlock to i32 (%struct.rwlock_t.0.22.58.68.242.244*)*)(%struct.rwlock_t.0.22.58.68.242.244* nonnull @tasklist_lock) #1
-    store volatile i32 0, i32* %p2, align 4
-    tail call void asm sideeffect "#compiler barrier", "~{memory}"() #1
-    %1 = tail call i32 asm sideeffect "\0Alwsync \0A1:\09lwarx\09$0,0,$1\09\09# atomic_dec_return\0A\09addic\09$0,$0,-1\0A\09stwcx.\09$0,0,$1\0A\09bne-\091b\0Async \0A", "=&r,r,~{cc},~{xer},~{memory}"(i32* %counter.i) #1
-    %cmp.i = icmp eq i32 %1, 0
-    br i1 %cmp.i, label %if.then.i, label %put_task_struct.exit
-  
-  if.then.i:                                        ; preds = %do.body.92
-    unreachable
-  
-  put_task_struct.exit:                             ; preds = %do.body.92
-    ret void
-  }
-  
-  declare signext i32 @__raw_read_unlock(...)
-  
-  attributes #0 = { nounwind "target-cpu"="pwr7" }
-  attributes #1 = { nounwind }
-
-...
----
-name:            mm_update_next_owner
-alignment:       4
-exposesReturnsTwice: false
-tracksRegLiveness: true
-liveins:         
-  - { reg: '%x3' }
-  - { reg: '%x4' }
-frameInfo:       
-  isFrameAddressTaken: false
-  isReturnAddressTaken: false
-  hasStackMap:     false
-  hasPatchPoint:   false
-  stackSize:       144
-  offsetAdjustment: 0
-  maxAlignment:    0
-  adjustsStack:    true
-  hasCalls:        true
-  maxCallFrameSize: 112
-  hasOpaqueSPAdjustment: false
-  hasVAStart:      false
-  hasMustTailInVarArgFunc: false
-fixedStack:      
-  - { id: 0, type: spill-slot, offset: -16, size: 8, alignment: 16, callee-saved-register: '%x30' }
-  - { id: 1, type: spill-slot, offset: -24, size: 8, alignment: 8, callee-saved-register: '%x29' }
-body:             |
-  bb.0.entry:
-    liveins: %x3, %x4, %x29, %x30, %x29, %x30
-  
-    %x0 = MFLR8 implicit %lr8
-    STD %x0, 16, %x1
-    %x1 = STDU %x1, -144, %x1
-    STD killed %x29, 120, %x1 :: (store 8 into %fixed-stack.1)
-    STD killed %x30, 128, %x1 :: (store 8 into %fixed-stack.0, align 16)
-    %x30 = OR8 %x4, %x4
-    %x3 = LD 0, killed %x3 :: (load 8 from %ir.p1)
-    %x29 = ADDI8 killed %x3, -48
-    %x3 = ADDIStocHA %x2, @tasklist_lock
-    %x3 = LDtocL @tasklist_lock, killed %x3, implicit %x2 :: (load 8 from got)
-    BL8_NOP @__raw_read_unlock, csr_svr464_altivec, implicit-def %lr8, implicit %rm, implicit %x3, implicit %x2, implicit-def %r1, implicit-def dead %x3
-    %r3 = LI 0
-    STW killed %r3, 0, killed %x30 :: (volatile store 4 into %ir.p2)
-    INLINEASM $"#compiler barrier", 25
-    INLINEASM $"\0Alwsync \0A1:\09lwarx\09$0,0,$1\09\09# atomic_dec_return\0A\09addic\09$0,$0,-1\0A\09stwcx.\09$0,0,$1\0A\09bne-\091b\0Async \0A", 25, 131083, def early-clobber %r3, 851977, killed %x29, 12, implicit-def dead early-clobber %cr0
-    ; CHECK-LABEL: @mm_update_next_owner
-    ; CHECK-NOT: lwarx 29, 0, 29
-    ; CHECK-NOT: stwcx. 29, 0, 29
-    %cr0 = CMPLWI killed %r3, 0
-    %x30 = LD 128, %x1 :: (load 8 from %fixed-stack.0, align 16)
-    %x29 = LD 120, %x1 :: (load 8 from %fixed-stack.1)
-    %x1 = ADDI8 %x1, 144
-    %x0 = LD 16, %x1
-    MTLR8 %x0, implicit-def %lr8
-    BLR8 implicit %lr8, implicit %rm
-
-...