06c192d454
Upgrade of the IR text tests should be the only thing blocking making typed byval mandatory. Partially done through regex and partially manual.
238 lines
9.3 KiB
LLVM
238 lines
9.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -stackrealign -mtriple i386-apple-darwin -mcpu=i486 | FileCheck %s
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%struct.foo = type { [88 x i8] }
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declare void @bar(i8* nocapture, %struct.foo* align 4 byval(%struct.foo)) nounwind
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declare void @baz(i8*) nounwind
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; PR15249
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; We can't use rep;movsl here because it clobbers the base pointer in %esi.
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define void @test1(%struct.foo* nocapture %x, i32 %y) nounwind {
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; CHECK-LABEL: test1:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: pushl %ebp
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; CHECK-NEXT: movl %esp, %ebp
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; CHECK-NEXT: pushl %ebx
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; CHECK-NEXT: pushl %edi
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; CHECK-NEXT: pushl %esi
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; CHECK-NEXT: andl $-16, %esp
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; CHECK-NEXT: subl $80, %esp
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; CHECK-NEXT: movl %esp, %esi
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; CHECK-NEXT: movl 8(%ebp), %ecx
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; CHECK-NEXT: movl 12(%ebp), %edx
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; CHECK-NEXT: movl %esp, %eax
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; CHECK-NEXT: addl $15, %edx
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; CHECK-NEXT: andl $-16, %edx
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; CHECK-NEXT: subl %edx, %eax
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; CHECK-NEXT: movl %eax, %esp
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; CHECK-NEXT: subl $4, %esp
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; CHECK-NEXT: movl 84(%ecx), %edx
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; CHECK-NEXT: movl %edx, 68(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 80(%ecx), %edi
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; CHECK-NEXT: movl 76(%ecx), %ebx
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; CHECK-NEXT: movl 72(%ecx), %edx
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; CHECK-NEXT: movl %edx, 64(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 68(%ecx), %edx
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; CHECK-NEXT: movl %edx, 60(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 64(%ecx), %edx
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; CHECK-NEXT: movl %edx, 56(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 60(%ecx), %edx
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; CHECK-NEXT: movl %edx, 52(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 56(%ecx), %edx
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; CHECK-NEXT: movl %edx, 48(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 52(%ecx), %edx
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; CHECK-NEXT: movl %edx, 44(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 48(%ecx), %edx
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; CHECK-NEXT: movl %edx, 40(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 44(%ecx), %edx
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; CHECK-NEXT: movl %edx, 36(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 40(%ecx), %edx
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; CHECK-NEXT: movl %edx, 32(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 36(%ecx), %edx
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; CHECK-NEXT: movl %edx, 28(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 32(%ecx), %edx
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; CHECK-NEXT: movl %edx, 24(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 28(%ecx), %edx
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; CHECK-NEXT: movl %edx, 20(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 24(%ecx), %edx
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; CHECK-NEXT: movl %edx, 16(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 20(%ecx), %edx
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; CHECK-NEXT: movl %edx, 12(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 16(%ecx), %edx
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; CHECK-NEXT: movl %edx, 8(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 12(%ecx), %edx
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; CHECK-NEXT: movl %edx, 4(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 8(%ecx), %edx
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; CHECK-NEXT: movl %edx, (%esi) ## 4-byte Spill
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; CHECK-NEXT: movl (%ecx), %edx
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; CHECK-NEXT: movl %edx, 72(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 4(%ecx), %ecx
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; CHECK-NEXT: pushl 68(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl %edi
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; CHECK-NEXT: pushl %ebx
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; CHECK-NEXT: pushl 64(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 60(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 56(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 52(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 48(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 44(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 40(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 36(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 32(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 28(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 24(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 20(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 16(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 12(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 8(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 4(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl (%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl %ecx
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; CHECK-NEXT: pushl 72(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl %eax
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; CHECK-NEXT: calll _bar
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; CHECK-NEXT: leal -12(%ebp), %esp
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; CHECK-NEXT: popl %esi
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; CHECK-NEXT: popl %edi
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; CHECK-NEXT: popl %ebx
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; CHECK-NEXT: popl %ebp
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; CHECK-NEXT: retl
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%dynalloc = alloca i8, i32 %y, align 1
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call void @bar(i8* %dynalloc, %struct.foo* align 4 byval(%struct.foo) %x)
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ret void
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}
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; PR19012
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; Also don't clobber %esi if the dynamic alloca comes after the memcpy.
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define void @test2(%struct.foo* nocapture %x, i32 %y, i8* %z) nounwind {
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; CHECK-LABEL: test2:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: pushl %ebp
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; CHECK-NEXT: movl %esp, %ebp
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; CHECK-NEXT: pushl %ebx
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; CHECK-NEXT: pushl %edi
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; CHECK-NEXT: pushl %esi
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; CHECK-NEXT: andl $-16, %esp
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; CHECK-NEXT: subl $80, %esp
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; CHECK-NEXT: movl %esp, %esi
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; CHECK-NEXT: movl 12(%ebp), %edi
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; CHECK-NEXT: movl 8(%ebp), %eax
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; CHECK-NEXT: subl $4, %esp
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; CHECK-NEXT: movl 84(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 68(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 80(%eax), %edx
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; CHECK-NEXT: movl 76(%eax), %ebx
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; CHECK-NEXT: movl 72(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 64(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 68(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 60(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 64(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 56(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 60(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 52(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 56(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 48(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 52(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 44(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 48(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 40(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 44(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 36(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 40(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 32(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 36(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 28(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 32(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 24(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 28(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 20(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 24(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 16(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 20(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 12(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 16(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 8(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 12(%eax), %ecx
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; CHECK-NEXT: movl %ecx, 4(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 8(%eax), %ecx
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; CHECK-NEXT: movl %ecx, (%esi) ## 4-byte Spill
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; CHECK-NEXT: movl (%eax), %ecx
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; CHECK-NEXT: movl %ecx, 72(%esi) ## 4-byte Spill
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; CHECK-NEXT: movl 4(%eax), %eax
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; CHECK-NEXT: pushl 68(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl %edx
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; CHECK-NEXT: pushl %ebx
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; CHECK-NEXT: pushl 64(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 60(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 56(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 52(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 48(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 44(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 40(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 36(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 32(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 28(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 24(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 20(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 16(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 12(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 8(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 4(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl (%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl %eax
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; CHECK-NEXT: pushl 72(%esi) ## 4-byte Folded Reload
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; CHECK-NEXT: pushl 16(%ebp)
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; CHECK-NEXT: calll _bar
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; CHECK-NEXT: addl $96, %esp
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; CHECK-NEXT: movl %esp, %eax
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; CHECK-NEXT: addl $15, %edi
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; CHECK-NEXT: andl $-16, %edi
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; CHECK-NEXT: subl %edi, %eax
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; CHECK-NEXT: movl %eax, %esp
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; CHECK-NEXT: subl $12, %esp
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; CHECK-NEXT: pushl %eax
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; CHECK-NEXT: calll _baz
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; CHECK-NEXT: leal -12(%ebp), %esp
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; CHECK-NEXT: popl %esi
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; CHECK-NEXT: popl %edi
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; CHECK-NEXT: popl %ebx
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; CHECK-NEXT: popl %ebp
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; CHECK-NEXT: retl
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call void @bar(i8* %z, %struct.foo* align 4 byval(%struct.foo) %x)
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%dynalloc = alloca i8, i32 %y, align 1
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call void @baz(i8* %dynalloc)
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ret void
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}
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; Check that we do use rep movs if we make the alloca static.
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define void @test3(%struct.foo* nocapture %x, i32 %y, i8* %z) nounwind {
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; CHECK-LABEL: test3:
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; CHECK: ## %bb.0:
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; CHECK-NEXT: pushl %ebp
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; CHECK-NEXT: movl %esp, %ebp
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; CHECK-NEXT: pushl %edi
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; CHECK-NEXT: pushl %esi
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; CHECK-NEXT: andl $-16, %esp
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; CHECK-NEXT: subl $112, %esp
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; CHECK-NEXT: movl 16(%ebp), %eax
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; CHECK-NEXT: movl 8(%ebp), %esi
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; CHECK-NEXT: leal {{[0-9]+}}(%esp), %edi
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; CHECK-NEXT: movl $22, %ecx
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; CHECK-NEXT: rep;movsl (%esi), %es:(%edi)
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; CHECK-NEXT: movl %eax, (%esp)
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; CHECK-NEXT: calll _bar
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; CHECK-NEXT: leal {{[0-9]+}}(%esp), %eax
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; CHECK-NEXT: movl %eax, (%esp)
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; CHECK-NEXT: calll _baz
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; CHECK-NEXT: leal -8(%ebp), %esp
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; CHECK-NEXT: popl %esi
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; CHECK-NEXT: popl %edi
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; CHECK-NEXT: popl %ebp
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; CHECK-NEXT: retl
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call void @bar(i8* %z, %struct.foo* align 4 byval(%struct.foo) %x)
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%statalloc = alloca i8, i32 8, align 1
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call void @baz(i8* %statalloc)
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ret void
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}
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