; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i686 -mattr=cmov | FileCheck %s --check-prefix=X86 ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=X64 declare i4 @llvm.usub.sat.i4(i4, i4) declare i8 @llvm.usub.sat.i8(i8, i8) declare i16 @llvm.usub.sat.i16(i16, i16) declare i32 @llvm.usub.sat.i32(i32, i32) declare i64 @llvm.usub.sat.i64(i64, i64) declare <4 x i32> @llvm.usub.sat.v4i32(<4 x i32>, <4 x i32>) define i32 @func(i32 %x, i32 %y) nounwind { ; X86-LABEL: func: ; X86: # %bb.0: ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: xorl %ecx, %ecx ; X86-NEXT: subl {{[0-9]+}}(%esp), %eax ; X86-NEXT: cmovbl %ecx, %eax ; X86-NEXT: retl ; ; X64-LABEL: func: ; X64: # %bb.0: ; X64-NEXT: xorl %eax, %eax ; X64-NEXT: subl %esi, %edi ; X64-NEXT: cmovael %edi, %eax ; X64-NEXT: retq %tmp = call i32 @llvm.usub.sat.i32(i32 %x, i32 %y) ret i32 %tmp } define i64 @func2(i64 %x, i64 %y) nounwind { ; X86-LABEL: func2: ; X86: # %bb.0: ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx ; X86-NEXT: xorl %ecx, %ecx ; X86-NEXT: subl {{[0-9]+}}(%esp), %eax ; X86-NEXT: sbbl {{[0-9]+}}(%esp), %edx ; X86-NEXT: cmovbl %ecx, %edx ; X86-NEXT: cmovbl %ecx, %eax ; X86-NEXT: retl ; ; X64-LABEL: func2: ; X64: # %bb.0: ; X64-NEXT: xorl %eax, %eax ; X64-NEXT: subq %rsi, %rdi ; X64-NEXT: cmovaeq %rdi, %rax ; X64-NEXT: retq %tmp = call i64 @llvm.usub.sat.i64(i64 %x, i64 %y) ret i64 %tmp } define zeroext i16 @func16(i16 zeroext %x, i16 zeroext %y) nounwind { ; X86-LABEL: func16: ; X86: # %bb.0: ; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax ; X86-NEXT: xorl %ecx, %ecx ; X86-NEXT: subw {{[0-9]+}}(%esp), %ax ; X86-NEXT: cmovbl %ecx, %eax ; X86-NEXT: # kill: def $ax killed $ax killed $eax ; X86-NEXT: retl ; ; X64-LABEL: func16: ; X64: # %bb.0: ; X64-NEXT: xorl %eax, %eax ; X64-NEXT: subw %si, %di ; X64-NEXT: cmovael %edi, %eax ; X64-NEXT: # kill: def $ax killed $ax killed $eax ; X64-NEXT: retq %tmp = call i16 @llvm.usub.sat.i16(i16 %x, i16 %y) ret i16 %tmp } define zeroext i8 @func8(i8 zeroext %x, i8 zeroext %y) nounwind { ; X86-LABEL: func8: ; X86: # %bb.0: ; X86-NEXT: movb {{[0-9]+}}(%esp), %al ; X86-NEXT: xorl %ecx, %ecx ; X86-NEXT: subb {{[0-9]+}}(%esp), %al ; X86-NEXT: movzbl %al, %eax ; X86-NEXT: cmovbl %ecx, %eax ; X86-NEXT: # kill: def $al killed $al killed $eax ; X86-NEXT: retl ; ; X64-LABEL: func8: ; X64: # %bb.0: ; X64-NEXT: xorl %ecx, %ecx ; X64-NEXT: subb %sil, %dil ; X64-NEXT: movzbl %dil, %eax ; X64-NEXT: cmovbl %ecx, %eax ; X64-NEXT: # kill: def $al killed $al killed $eax ; X64-NEXT: retq %tmp = call i8 @llvm.usub.sat.i8(i8 %x, i8 %y) ret i8 %tmp } define zeroext i4 @func3(i4 zeroext %x, i4 zeroext %y) nounwind { ; X86-LABEL: func3: ; X86: # %bb.0: ; X86-NEXT: pushl %ebx ; X86-NEXT: movb {{[0-9]+}}(%esp), %al ; X86-NEXT: movb {{[0-9]+}}(%esp), %cl ; X86-NEXT: movzbl %cl, %edx ; X86-NEXT: movzbl %al, %ebx ; X86-NEXT: cmpb %al, %cl ; X86-NEXT: cmoval %edx, %ebx ; X86-NEXT: subb %al, %bl ; X86-NEXT: movzbl %bl, %eax ; X86-NEXT: andl $15, %eax ; X86-NEXT: popl %ebx ; X86-NEXT: retl ; ; X64-LABEL: func3: ; X64: # %bb.0: ; X64-NEXT: cmpb %sil, %dil ; X64-NEXT: movl %esi, %eax ; X64-NEXT: cmoval %edi, %eax ; X64-NEXT: subb %sil, %al ; X64-NEXT: movzbl %al, %eax ; X64-NEXT: andl $15, %eax ; X64-NEXT: retq %tmp = call i4 @llvm.usub.sat.i4(i4 %x, i4 %y) ret i4 %tmp } define <4 x i32> @vec(<4 x i32> %x, <4 x i32> %y) nounwind { ; X86-LABEL: vec: ; X86: # %bb.0: ; X86-NEXT: pushl %ebx ; X86-NEXT: pushl %edi ; X86-NEXT: pushl %esi ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi ; X86-NEXT: xorl %ebx, %ebx ; X86-NEXT: subl {{[0-9]+}}(%esp), %edi ; X86-NEXT: cmovbl %ebx, %edi ; X86-NEXT: subl {{[0-9]+}}(%esp), %esi ; X86-NEXT: cmovbl %ebx, %esi ; X86-NEXT: subl {{[0-9]+}}(%esp), %edx ; X86-NEXT: cmovbl %ebx, %edx ; X86-NEXT: subl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: cmovbl %ebx, %ecx ; X86-NEXT: movl %ecx, 12(%eax) ; X86-NEXT: movl %edx, 8(%eax) ; X86-NEXT: movl %esi, 4(%eax) ; X86-NEXT: movl %edi, (%eax) ; X86-NEXT: popl %esi ; X86-NEXT: popl %edi ; X86-NEXT: popl %ebx ; X86-NEXT: retl $4 ; ; X64-LABEL: vec: ; X64: # %bb.0: ; X64-NEXT: movdqa {{.*#+}} xmm2 = [2147483648,2147483648,2147483648,2147483648] ; X64-NEXT: movdqa %xmm1, %xmm3 ; X64-NEXT: pxor %xmm2, %xmm3 ; X64-NEXT: pxor %xmm0, %xmm2 ; X64-NEXT: pcmpgtd %xmm3, %xmm2 ; X64-NEXT: psubd %xmm1, %xmm0 ; X64-NEXT: pand %xmm2, %xmm0 ; X64-NEXT: retq %tmp = call <4 x i32> @llvm.usub.sat.v4i32(<4 x i32> %x, <4 x i32> %y) ret <4 x i32> %tmp }