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-rw-r--r--llvm/test/CodeGen/X86/funnel-shift.ll250
1 files changed, 88 insertions, 162 deletions
diff --git a/llvm/test/CodeGen/X86/funnel-shift.ll b/llvm/test/CodeGen/X86/funnel-shift.ll
index d4b3c0d91db..f349fca3eca 100644
--- a/llvm/test/CodeGen/X86/funnel-shift.ll
+++ b/llvm/test/CodeGen/X86/funnel-shift.ll
@@ -14,42 +14,29 @@ declare i32 @llvm.fshr.i32(i32, i32, i32)
declare i64 @llvm.fshr.i64(i64, i64, i64)
declare <4 x i32> @llvm.fshr.v4i32(<4 x i32>, <4 x i32>, <4 x i32>)
-; General case - all operands can be variables - x86 has shld, but that's not matched.
+; General case - all operands can be variables - x86 has shld, but the mask and cmov are not needed?
define i32 @fshl_i32(i32 %x, i32 %y, i32 %z) nounwind {
; X32-SSE2-LABEL: fshl_i32:
; X32-SSE2: # %bb.0:
-; X32-SSE2-NEXT: pushl %edi
; X32-SSE2-NEXT: pushl %esi
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edi
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X32-SSE2-NEXT: movl $32, %ecx
-; X32-SSE2-NEXT: subl %edx, %ecx
-; X32-SSE2-NEXT: # kill: def $cl killed $cl killed $ecx
-; X32-SSE2-NEXT: shrl %cl, %edi
-; X32-SSE2-NEXT: andl $31, %edx
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %esi
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: andl $31, %ecx
; X32-SSE2-NEXT: movl %esi, %eax
-; X32-SSE2-NEXT: movl %edx, %ecx
-; X32-SSE2-NEXT: shll %cl, %eax
-; X32-SSE2-NEXT: orl %edi, %eax
-; X32-SSE2-NEXT: testl %edx, %edx
+; X32-SSE2-NEXT: shldl %cl, %edx, %eax
+; X32-SSE2-NEXT: testl %ecx, %ecx
; X32-SSE2-NEXT: cmovel %esi, %eax
; X32-SSE2-NEXT: popl %esi
-; X32-SSE2-NEXT: popl %edi
; X32-SSE2-NEXT: retl
;
; X64-AVX2-LABEL: fshl_i32:
; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: movl $32, %ecx
-; X64-AVX2-NEXT: subl %edx, %ecx
-; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
-; X64-AVX2-NEXT: shrl %cl, %esi
; X64-AVX2-NEXT: andl $31, %edx
; X64-AVX2-NEXT: movl %edi, %eax
; X64-AVX2-NEXT: movl %edx, %ecx
-; X64-AVX2-NEXT: shll %cl, %eax
-; X64-AVX2-NEXT: orl %esi, %eax
+; X64-AVX2-NEXT: shldl %cl, %esi, %eax
; X64-AVX2-NEXT: testl %edx, %edx
; X64-AVX2-NEXT: cmovel %edi, %eax
; X64-AVX2-NEXT: retq
@@ -66,58 +53,46 @@ define i37 @fshl_i37(i37 %x, i37 %y, i37 %z) nounwind {
; X32-SSE2-NEXT: pushl %ebx
; X32-SSE2-NEXT: pushl %edi
; X32-SSE2-NEXT: pushl %esi
-; X32-SSE2-NEXT: subl $8, %esp
+; X32-SSE2-NEXT: pushl %eax
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edi
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %esi
; X32-SSE2-NEXT: andl $31, %esi
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ebx
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT: movl %eax, %ebp
-; X32-SSE2-NEXT: andl $31, %ebp
-; X32-SSE2-NEXT: movl $37, %ecx
-; X32-SSE2-NEXT: subl %ebx, %ecx
-; X32-SSE2-NEXT: movl $0, %edx
-; X32-SSE2-NEXT: sbbl %eax, %edx
-; X32-SSE2-NEXT: andl $31, %edx
-; X32-SSE2-NEXT: pushl $0
-; X32-SSE2-NEXT: pushl $37
-; X32-SSE2-NEXT: pushl %edx
-; X32-SSE2-NEXT: pushl %ecx
-; X32-SSE2-NEXT: calll __umoddi3
-; X32-SSE2-NEXT: addl $16, %esp
-; X32-SSE2-NEXT: movl %eax, (%esp) # 4-byte Spill
-; X32-SSE2-NEXT: movl %eax, %ecx
-; X32-SSE2-NEXT: shrdl %cl, %esi, %edi
+; X32-SSE2-NEXT: andl $31, %eax
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ebp
; X32-SSE2-NEXT: pushl $0
; X32-SSE2-NEXT: pushl $37
-; X32-SSE2-NEXT: pushl %ebp
-; X32-SSE2-NEXT: pushl %ebx
+; X32-SSE2-NEXT: pushl %eax
+; X32-SSE2-NEXT: pushl {{[0-9]+}}(%esp)
; X32-SSE2-NEXT: calll __umoddi3
; X32-SSE2-NEXT: addl $16, %esp
-; X32-SSE2-NEXT: movl %edx, {{[-0-9]+}}(%e{{[sb]}}p) # 4-byte Spill
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X32-SSE2-NEXT: movl %edx, %ebp
-; X32-SSE2-NEXT: movl %eax, %ecx
+; X32-SSE2-NEXT: movl %eax, %ebx
+; X32-SSE2-NEXT: movl %edx, (%esp) # 4-byte Spill
+; X32-SSE2-NEXT: movl %ebp, %edx
+; X32-SSE2-NEXT: movl %ebx, %ecx
; X32-SSE2-NEXT: shll %cl, %ebp
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ebx
-; X32-SSE2-NEXT: shldl %cl, %edx, %ebx
-; X32-SSE2-NEXT: testb $32, %al
-; X32-SSE2-NEXT: cmovnel %ebp, %ebx
-; X32-SSE2-NEXT: movl $0, %edx
-; X32-SSE2-NEXT: cmovnel %edx, %ebp
-; X32-SSE2-NEXT: movl (%esp), %ecx # 4-byte Reload
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; X32-SSE2-NEXT: shldl %cl, %edx, %eax
+; X32-SSE2-NEXT: xorl %ecx, %ecx
+; X32-SSE2-NEXT: testb $32, %bl
+; X32-SSE2-NEXT: cmovnel %ebp, %eax
+; X32-SSE2-NEXT: cmovnel %ecx, %ebp
+; X32-SSE2-NEXT: xorl %edx, %edx
+; X32-SSE2-NEXT: movl $37, %ecx
+; X32-SSE2-NEXT: subl %ebx, %ecx
+; X32-SSE2-NEXT: shrdl %cl, %esi, %edi
; X32-SSE2-NEXT: shrl %cl, %esi
; X32-SSE2-NEXT: testb $32, %cl
; X32-SSE2-NEXT: cmovnel %esi, %edi
; X32-SSE2-NEXT: cmovnel %edx, %esi
-; X32-SSE2-NEXT: orl %ebx, %esi
+; X32-SSE2-NEXT: orl %eax, %esi
; X32-SSE2-NEXT: orl %ebp, %edi
-; X32-SSE2-NEXT: orl %eax, {{[-0-9]+}}(%e{{[sb]}}p) # 4-byte Folded Spill
+; X32-SSE2-NEXT: orl %ebx, (%esp) # 4-byte Folded Spill
; X32-SSE2-NEXT: cmovel {{[0-9]+}}(%esp), %edi
; X32-SSE2-NEXT: cmovel {{[0-9]+}}(%esp), %esi
; X32-SSE2-NEXT: movl %edi, %eax
; X32-SSE2-NEXT: movl %esi, %edx
-; X32-SSE2-NEXT: addl $8, %esp
+; X32-SSE2-NEXT: addl $4, %esp
; X32-SSE2-NEXT: popl %esi
; X32-SSE2-NEXT: popl %edi
; X32-SSE2-NEXT: popl %ebx
@@ -126,37 +101,28 @@ define i37 @fshl_i37(i37 %x, i37 %y, i37 %z) nounwind {
;
; X64-AVX2-LABEL: fshl_i37:
; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: pushq %rbx
-; X64-AVX2-NEXT: movq %rdx, %r10
-; X64-AVX2-NEXT: movabsq $137438953471, %r8 # imm = 0x1FFFFFFFFF
-; X64-AVX2-NEXT: andq %r8, %rsi
-; X64-AVX2-NEXT: movl $37, %r9d
-; X64-AVX2-NEXT: subq %rdx, %r9
-; X64-AVX2-NEXT: andq %r8, %r10
-; X64-AVX2-NEXT: movabsq $-2492803253203993461, %r11 # imm = 0xDD67C8A60DD67C8B
-; X64-AVX2-NEXT: movq %r10, %rax
-; X64-AVX2-NEXT: mulq %r11
-; X64-AVX2-NEXT: shrq $5, %rdx
-; X64-AVX2-NEXT: leaq (%rdx,%rdx,8), %rax
-; X64-AVX2-NEXT: leaq (%rdx,%rax,4), %rax
-; X64-AVX2-NEXT: subq %rax, %r10
-; X64-AVX2-NEXT: movq %rdi, %rbx
-; X64-AVX2-NEXT: movl %r10d, %ecx
-; X64-AVX2-NEXT: shlq %cl, %rbx
-; X64-AVX2-NEXT: andq %r9, %r8
+; X64-AVX2-NEXT: movq %rdx, %r8
+; X64-AVX2-NEXT: movabsq $137438953471, %rax # imm = 0x1FFFFFFFFF
+; X64-AVX2-NEXT: andq %rax, %rsi
+; X64-AVX2-NEXT: andq %rax, %r8
+; X64-AVX2-NEXT: movabsq $-2492803253203993461, %rcx # imm = 0xDD67C8A60DD67C8B
; X64-AVX2-NEXT: movq %r8, %rax
-; X64-AVX2-NEXT: mulq %r11
+; X64-AVX2-NEXT: mulq %rcx
; X64-AVX2-NEXT: shrq $5, %rdx
; X64-AVX2-NEXT: leaq (%rdx,%rdx,8), %rax
-; X64-AVX2-NEXT: leal (%rdx,%rax,4), %eax
-; X64-AVX2-NEXT: subl %eax, %r9d
-; X64-AVX2-NEXT: movl %r9d, %ecx
+; X64-AVX2-NEXT: leaq (%rdx,%rax,4), %rax
+; X64-AVX2-NEXT: subq %rax, %r8
+; X64-AVX2-NEXT: movq %rdi, %rax
+; X64-AVX2-NEXT: movl %r8d, %ecx
+; X64-AVX2-NEXT: shlq %cl, %rax
+; X64-AVX2-NEXT: movl $37, %ecx
+; X64-AVX2-NEXT: subl %r8d, %ecx
+; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-AVX2-NEXT: shrq %cl, %rsi
-; X64-AVX2-NEXT: orq %rbx, %rsi
-; X64-AVX2-NEXT: testq %r10, %r10
+; X64-AVX2-NEXT: orq %rax, %rsi
+; X64-AVX2-NEXT: testq %r8, %r8
; X64-AVX2-NEXT: cmoveq %rdi, %rsi
; X64-AVX2-NEXT: movq %rsi, %rax
-; X64-AVX2-NEXT: popq %rbx
; X64-AVX2-NEXT: retq
%f = call i37 @llvm.fshl.i37(i37 %x, i37 %y, i37 %z)
ret i37 %f
@@ -246,47 +212,31 @@ define i8 @fshl_i8_const_fold() nounwind {
; Repeat everything for funnel shift right.
-; General case - all operands can be variables - x86 has 'shrd', but this doesn't match.
+; General case - all operands can be variables - x86 has 'shrd', but the mask and cmov are not needed?
define i32 @fshr_i32(i32 %x, i32 %y, i32 %z) nounwind {
; X32-SSE2-LABEL: fshr_i32:
; X32-SSE2: # %bb.0:
-; X32-SSE2-NEXT: pushl %ebx
-; X32-SSE2-NEXT: pushl %edi
; X32-SSE2-NEXT: pushl %esi
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %esi
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X32-SSE2-NEXT: movl $32, %ebx
-; X32-SSE2-NEXT: subl %edx, %ebx
-; X32-SSE2-NEXT: andl $31, %edx
-; X32-SSE2-NEXT: movl %esi, %edi
-; X32-SSE2-NEXT: movl %edx, %ecx
-; X32-SSE2-NEXT: shrl %cl, %edi
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
-; X32-SSE2-NEXT: movl %ebx, %ecx
-; X32-SSE2-NEXT: shll %cl, %eax
-; X32-SSE2-NEXT: orl %edi, %eax
-; X32-SSE2-NEXT: testl %edx, %edx
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %esi
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X32-SSE2-NEXT: andl $31, %ecx
+; X32-SSE2-NEXT: movl %esi, %eax
+; X32-SSE2-NEXT: shrdl %cl, %edx, %eax
+; X32-SSE2-NEXT: testl %ecx, %ecx
; X32-SSE2-NEXT: cmovel %esi, %eax
; X32-SSE2-NEXT: popl %esi
-; X32-SSE2-NEXT: popl %edi
-; X32-SSE2-NEXT: popl %ebx
; X32-SSE2-NEXT: retl
;
; X64-AVX2-LABEL: fshr_i32:
; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: movl $32, %r8d
-; X64-AVX2-NEXT: subl %edx, %r8d
; X64-AVX2-NEXT: andl $31, %edx
; X64-AVX2-NEXT: movl %esi, %eax
; X64-AVX2-NEXT: movl %edx, %ecx
-; X64-AVX2-NEXT: shrl %cl, %eax
-; X64-AVX2-NEXT: movl %r8d, %ecx
-; X64-AVX2-NEXT: shll %cl, %edi
-; X64-AVX2-NEXT: orl %eax, %edi
+; X64-AVX2-NEXT: shrdl %cl, %edi, %eax
; X64-AVX2-NEXT: testl %edx, %edx
-; X64-AVX2-NEXT: cmovel %esi, %edi
-; X64-AVX2-NEXT: movl %edi, %eax
+; X64-AVX2-NEXT: cmovel %esi, %eax
; X64-AVX2-NEXT: retq
%f = call i32 @llvm.fshr.i32(i32 %x, i32 %y, i32 %z)
ret i32 %f
@@ -301,57 +251,42 @@ define i37 @fshr_i37(i37 %x, i37 %y, i37 %z) nounwind {
; X32-SSE2-NEXT: pushl %ebx
; X32-SSE2-NEXT: pushl %edi
; X32-SSE2-NEXT: pushl %esi
-; X32-SSE2-NEXT: pushl %eax
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %esi
; X32-SSE2-NEXT: andl $31, %esi
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ebp
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-SSE2-NEXT: andl $31, %eax
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ebp
; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edi
; X32-SSE2-NEXT: pushl $0
; X32-SSE2-NEXT: pushl $37
; X32-SSE2-NEXT: pushl %eax
-; X32-SSE2-NEXT: pushl %ebp
+; X32-SSE2-NEXT: pushl {{[0-9]+}}(%esp)
; X32-SSE2-NEXT: calll __umoddi3
; X32-SSE2-NEXT: addl $16, %esp
; X32-SSE2-NEXT: movl %eax, %ebx
-; X32-SSE2-NEXT: movl %edx, (%esp) # 4-byte Spill
-; X32-SSE2-NEXT: movl $37, %eax
-; X32-SSE2-NEXT: subl %ebp, %eax
-; X32-SSE2-NEXT: movl $0, %edx
-; X32-SSE2-NEXT: sbbl {{[0-9]+}}(%esp), %edx
-; X32-SSE2-NEXT: andl $31, %edx
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ebp
-; X32-SSE2-NEXT: movl %ebx, %ecx
-; X32-SSE2-NEXT: shrdl %cl, %esi, %ebp
-; X32-SSE2-NEXT: pushl $0
-; X32-SSE2-NEXT: pushl $37
-; X32-SSE2-NEXT: pushl %edx
-; X32-SSE2-NEXT: pushl %eax
-; X32-SSE2-NEXT: calll __umoddi3
-; X32-SSE2-NEXT: addl $16, %esp
-; X32-SSE2-NEXT: movl %eax, %ecx
-; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X32-SSE2-NEXT: movl %edx, %eax
-; X32-SSE2-NEXT: shll %cl, %eax
-; X32-SSE2-NEXT: shldl %cl, %edx, %edi
+; X32-SSE2-NEXT: movl $37, %ecx
+; X32-SSE2-NEXT: subl %eax, %ecx
+; X32-SSE2-NEXT: movl %ebp, %eax
+; X32-SSE2-NEXT: shll %cl, %ebp
+; X32-SSE2-NEXT: shldl %cl, %eax, %edi
+; X32-SSE2-NEXT: xorl %eax, %eax
; X32-SSE2-NEXT: testb $32, %cl
-; X32-SSE2-NEXT: cmovnel %eax, %edi
-; X32-SSE2-NEXT: movl $0, %edx
-; X32-SSE2-NEXT: cmovnel %edx, %eax
+; X32-SSE2-NEXT: cmovnel %ebp, %edi
+; X32-SSE2-NEXT: cmovnel %eax, %ebp
+; X32-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
; X32-SSE2-NEXT: movl %ebx, %ecx
+; X32-SSE2-NEXT: shrdl %cl, %esi, %eax
; X32-SSE2-NEXT: shrl %cl, %esi
; X32-SSE2-NEXT: testb $32, %bl
-; X32-SSE2-NEXT: cmovnel %esi, %ebp
-; X32-SSE2-NEXT: cmovnel %edx, %esi
+; X32-SSE2-NEXT: cmovnel %esi, %eax
+; X32-SSE2-NEXT: movl $0, %ecx
+; X32-SSE2-NEXT: cmovnel %ecx, %esi
; X32-SSE2-NEXT: orl %edi, %esi
-; X32-SSE2-NEXT: orl %eax, %ebp
-; X32-SSE2-NEXT: orl %ebx, (%esp) # 4-byte Folded Spill
-; X32-SSE2-NEXT: cmovel {{[0-9]+}}(%esp), %ebp
+; X32-SSE2-NEXT: orl %ebp, %eax
+; X32-SSE2-NEXT: orl %ebx, %edx
+; X32-SSE2-NEXT: cmovel {{[0-9]+}}(%esp), %eax
; X32-SSE2-NEXT: cmovel {{[0-9]+}}(%esp), %esi
-; X32-SSE2-NEXT: movl %ebp, %eax
; X32-SSE2-NEXT: movl %esi, %edx
-; X32-SSE2-NEXT: addl $4, %esp
; X32-SSE2-NEXT: popl %esi
; X32-SSE2-NEXT: popl %edi
; X32-SSE2-NEXT: popl %ebx
@@ -360,37 +295,28 @@ define i37 @fshr_i37(i37 %x, i37 %y, i37 %z) nounwind {
;
; X64-AVX2-LABEL: fshr_i37:
; X64-AVX2: # %bb.0:
-; X64-AVX2-NEXT: pushq %rbx
-; X64-AVX2-NEXT: movq %rdx, %r10
-; X64-AVX2-NEXT: movabsq $137438953471, %r8 # imm = 0x1FFFFFFFFF
-; X64-AVX2-NEXT: movq %rsi, %r11
-; X64-AVX2-NEXT: andq %r8, %r11
-; X64-AVX2-NEXT: movl $37, %r9d
-; X64-AVX2-NEXT: subq %rdx, %r9
-; X64-AVX2-NEXT: andq %r8, %r10
-; X64-AVX2-NEXT: movabsq $-2492803253203993461, %rbx # imm = 0xDD67C8A60DD67C8B
-; X64-AVX2-NEXT: movq %r10, %rax
-; X64-AVX2-NEXT: mulq %rbx
-; X64-AVX2-NEXT: shrq $5, %rdx
-; X64-AVX2-NEXT: leaq (%rdx,%rdx,8), %rax
-; X64-AVX2-NEXT: leaq (%rdx,%rax,4), %rax
-; X64-AVX2-NEXT: subq %rax, %r10
-; X64-AVX2-NEXT: movl %r10d, %ecx
-; X64-AVX2-NEXT: shrq %cl, %r11
-; X64-AVX2-NEXT: andq %r9, %r8
+; X64-AVX2-NEXT: movq %rdx, %r8
+; X64-AVX2-NEXT: movabsq $137438953471, %rax # imm = 0x1FFFFFFFFF
+; X64-AVX2-NEXT: movq %rsi, %r9
+; X64-AVX2-NEXT: andq %rax, %r9
+; X64-AVX2-NEXT: andq %rax, %r8
+; X64-AVX2-NEXT: movabsq $-2492803253203993461, %rcx # imm = 0xDD67C8A60DD67C8B
; X64-AVX2-NEXT: movq %r8, %rax
-; X64-AVX2-NEXT: mulq %rbx
+; X64-AVX2-NEXT: mulq %rcx
; X64-AVX2-NEXT: shrq $5, %rdx
; X64-AVX2-NEXT: leaq (%rdx,%rdx,8), %rax
-; X64-AVX2-NEXT: leal (%rdx,%rax,4), %eax
-; X64-AVX2-NEXT: subl %eax, %r9d
-; X64-AVX2-NEXT: movl %r9d, %ecx
+; X64-AVX2-NEXT: leaq (%rdx,%rax,4), %rax
+; X64-AVX2-NEXT: subq %rax, %r8
+; X64-AVX2-NEXT: movl %r8d, %ecx
+; X64-AVX2-NEXT: shrq %cl, %r9
+; X64-AVX2-NEXT: movl $37, %ecx
+; X64-AVX2-NEXT: subl %r8d, %ecx
+; X64-AVX2-NEXT: # kill: def $cl killed $cl killed $ecx
; X64-AVX2-NEXT: shlq %cl, %rdi
-; X64-AVX2-NEXT: orq %r11, %rdi
-; X64-AVX2-NEXT: testq %r10, %r10
+; X64-AVX2-NEXT: orq %r9, %rdi
+; X64-AVX2-NEXT: testq %r8, %r8
; X64-AVX2-NEXT: cmoveq %rsi, %rdi
; X64-AVX2-NEXT: movq %rdi, %rax
-; X64-AVX2-NEXT: popq %rbx
; X64-AVX2-NEXT: retq
%f = call i37 @llvm.fshr.i37(i37 %x, i37 %y, i37 %z)
ret i37 %f
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