; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=i686 -mattr=cmov | FileCheck %s --check-prefixes=CHECK,X86 ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefixes=CHECK,X64 declare i4 @llvm.usub.sat.i4 (i4, i4) 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 i4 @func3(i4 %x, i4 %y) nounwind { ; X86-LABEL: func3: ; X86: # %bb.0: ; X86-NEXT: movb {{[0-9]+}}(%esp), %al ; X86-NEXT: movb {{[0-9]+}}(%esp), %cl ; X86-NEXT: shlb $4, %cl ; X86-NEXT: shlb $4, %al ; X86-NEXT: subb %cl, %al ; X86-NEXT: jae .LBB2_2 ; X86-NEXT: # %bb.1: ; X86-NEXT: xorl %eax, %eax ; X86-NEXT: .LBB2_2: ; X86-NEXT: shrb $4, %al ; X86-NEXT: # kill: def $al killed $al killed $eax ; X86-NEXT: retl ; ; X64-LABEL: func3: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: shlb $4, %sil ; X64-NEXT: shlb $4, %al ; X64-NEXT: subb %sil, %al ; X64-NEXT: jae .LBB2_2 ; X64-NEXT: # %bb.1: ; X64-NEXT: xorl %eax, %eax ; X64-NEXT: .LBB2_2: ; X64-NEXT: shrb $4, %al ; X64-NEXT: # kill: def $al killed $al killed $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: pand %xmm2, %xmm0 ; X64-NEXT: pandn %xmm1, %xmm2 ; X64-NEXT: por %xmm2, %xmm0 ; X64-NEXT: psubd %xmm1, %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; }