[X86] Autogenerate atomic tests. NFC

Author: deadalnix

llvm/test/CodeGen/X86/atomic-load-store.ll

@@ -1,23 +1,30 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.7.0 -verify-machineinstrs | FileCheck %s
 ; RUN: llc < %s -mtriple=x86_64-apple-macosx10.7.0 -verify-machineinstrs -O0 | FileCheck %s
 
 define void @test1(ptr %ptr, i32 %val1) {
-; CHECK: test1
-; CHECK: xchgl	%esi, (%rdi)
+; CHECK-LABEL: test1:
+; CHECK:       ## %bb.0:
+; CHECK-NEXT:    xchgl %esi, (%rdi)
+; CHECK-NEXT:    retq
   store atomic i32 %val1, ptr %ptr seq_cst, align 4
   ret void
 }
 
 define void @test2(ptr %ptr, i32 %val1) {
-; CHECK: test2
-; CHECK: movl	%esi, (%rdi)
+; CHECK-LABEL: test2:
+; CHECK:       ## %bb.0:
+; CHECK-NEXT:    movl %esi, (%rdi)
+; CHECK-NEXT:    retq
   store atomic i32 %val1, ptr %ptr release, align 4
   ret void
 }
 
 define i32 @test3(ptr %ptr) {
-; CHECK: test3
-; CHECK: movl	(%rdi), %eax
+; CHECK-LABEL: test3:
+; CHECK:       ## %bb.0:
+; CHECK-NEXT:    movl (%rdi), %eax
+; CHECK-NEXT:    retq
   %val = load atomic i32, ptr %ptr seq_cst, align 4
   ret i32 %val
 }

llvm/test/CodeGen/X86/atomic-or.ll

@@ -1,26 +1,33 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=x86_64-- -verify-machineinstrs | FileCheck %s
 
 ; rdar://9692967
 
 define void @t1(ptr %p, i32 %b) nounwind {
+; CHECK-LABEL: t1:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    movq %rdi, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT:    movl $2147483648, %eax # imm = 0x80000000
+; CHECK-NEXT:    lock orq %rax, (%rdi)
+; CHECK-NEXT:    retq
 entry:
   %p.addr = alloca ptr, align 8
   store ptr %p, ptr %p.addr, align 8
   %tmp = load ptr, ptr %p.addr, align 8
-; CHECK-LABEL: t1:
-; CHECK: movl    $2147483648, %eax
-; CHECK: lock orq %r{{.*}}, (%r{{.*}})
   %0 = atomicrmw or ptr %tmp, i64 2147483648 seq_cst
   ret void
 }
 
 define void @t2(ptr %p, i32 %b) nounwind {
+; CHECK-LABEL: t2:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    movq %rdi, -{{[0-9]+}}(%rsp)
+; CHECK-NEXT:    lock orq $2147483644, (%rdi) # imm = 0x7FFFFFFC
+; CHECK-NEXT:    retq
 entry:
   %p.addr = alloca ptr, align 8
   store ptr %p, ptr %p.addr, align 8
   %tmp = load ptr, ptr %p.addr, align 8
-; CHECK-LABEL: t2:
-; CHECK: lock orq $2147483644, (%r{{.*}})
   %0 = atomicrmw or ptr %tmp, i64 2147483644 seq_cst
   ret void
 }

llvm/test/CodeGen/X86/atomic-pointer.ll

@@ -1,21 +1,24 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
 ; RUN: llc < %s -mtriple=i686-none-linux -verify-machineinstrs | FileCheck %s
 
 define ptr @test_atomic_ptr_load(ptr %a0) {
-; CHECK: test_atomic_ptr_load
-; CHECK: movl
-; CHECK: movl
-; CHECK: ret
+; CHECK-LABEL: test_atomic_ptr_load:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-NEXT:    movl (%eax), %eax
+; CHECK-NEXT:    retl
 entry:
   %0 = load atomic ptr, ptr %a0 seq_cst, align 4
   ret ptr %0
 }
 
 define void @test_atomic_ptr_store(ptr %a0, ptr %a1) {
-; CHECK: test_atomic_ptr_store
-; CHECK: movl
-; CHECK: movl
-; CHECK: xchgl
-; CHECK: ret
+; CHECK-LABEL: test_atomic_ptr_store:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; CHECK-NEXT:    xchgl %ecx, (%eax)
+; CHECK-NEXT:    retl
 entry:
 store atomic ptr %a0, ptr %a1 seq_cst, align 4
   ret void