; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -verify-machineinstrs -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X86 ; RUN: llc < %s -verify-machineinstrs -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 declare i8 @llvm.abs.i8(i8, i1) declare i16 @llvm.abs.i16(i16, i1) declare i24 @llvm.abs.i24(i24, i1) declare i32 @llvm.abs.i32(i32, i1) declare i64 @llvm.abs.i64(i64, i1) declare i128 @llvm.abs.i128(i128, i1) define i8 @neg_abs_i8(i8 %x) nounwind { ; X86-LABEL: neg_abs_i8: ; X86: # %bb.0: ; X86-NEXT: movb {{[0-9]+}}(%esp), %cl ; X86-NEXT: movl %ecx, %eax ; X86-NEXT: sarb $7, %al ; X86-NEXT: xorb %al, %cl ; X86-NEXT: subb %cl, %al ; X86-NEXT: retl ; ; X64-LABEL: neg_abs_i8: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: sarb $7, %al ; X64-NEXT: xorb %al, %dil ; X64-NEXT: subb %dil, %al ; X64-NEXT: retq %abs = tail call i8 @llvm.abs.i8(i8 %x, i1 true) %neg = sub nsw i8 0, %abs ret i8 %neg } define i16 @neg_abs_i16(i16 %x) nounwind { ; X86-LABEL: neg_abs_i16: ; X86: # %bb.0: ; X86-NEXT: movswl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: movl %ecx, %eax ; X86-NEXT: sarl $15, %eax ; X86-NEXT: xorl %eax, %ecx ; X86-NEXT: subl %ecx, %eax ; X86-NEXT: # kill: def $ax killed $ax killed $eax ; X86-NEXT: retl ; ; X64-LABEL: neg_abs_i16: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: negw %ax ; X64-NEXT: cmovlw %di, %ax ; X64-NEXT: negl %eax ; X64-NEXT: # kill: def $ax killed $ax killed $eax ; X64-NEXT: retq %abs = tail call i16 @llvm.abs.i16(i16 %x, i1 true) %neg = sub nsw i16 0, %abs ret i16 %neg } define i32 @neg_abs_i32(i32 %x) nounwind { ; X86-LABEL: neg_abs_i32: ; X86: # %bb.0: ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: movl %ecx, %eax ; X86-NEXT: sarl $31, %eax ; X86-NEXT: xorl %eax, %ecx ; X86-NEXT: subl %ecx, %eax ; X86-NEXT: retl ; ; X64-LABEL: neg_abs_i32: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: negl %eax ; X64-NEXT: cmovll %edi, %eax ; X64-NEXT: negl %eax ; X64-NEXT: retq %abs = tail call i32 @llvm.abs.i32(i32 %x, i1 true) %neg = sub nsw i32 0, %abs ret i32 %neg } define i64 @neg_abs_i64(i64 %x) nounwind { ; X86-LABEL: neg_abs_i64: ; X86: # %bb.0: ; X86-NEXT: pushl %esi ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx ; X86-NEXT: movl %ecx, %edx ; X86-NEXT: sarl $31, %edx ; X86-NEXT: xorl %edx, %ecx ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi ; X86-NEXT: xorl %edx, %esi ; X86-NEXT: movl %edx, %eax ; X86-NEXT: subl %esi, %eax ; X86-NEXT: sbbl %ecx, %edx ; X86-NEXT: popl %esi ; X86-NEXT: retl ; ; X64-LABEL: neg_abs_i64: ; X64: # %bb.0: ; X64-NEXT: movq %rdi, %rax ; X64-NEXT: negq %rax ; X64-NEXT: cmovlq %rdi, %rax ; X64-NEXT: negq %rax ; X64-NEXT: retq %abs = tail call i64 @llvm.abs.i64(i64 %x, i1 true) %neg = sub nsw i64 0, %abs ret i64 %neg } define i128 @neg_abs_i128(i128 %x) nounwind { ; X86-LABEL: neg_abs_i128: ; X86: # %bb.0: ; X86-NEXT: pushl %ebp ; 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 %ecx, %edx ; X86-NEXT: sarl $31, %edx ; X86-NEXT: xorl %edx, %ecx ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi ; X86-NEXT: xorl %edx, %esi ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi ; X86-NEXT: xorl %edx, %edi ; X86-NEXT: movl {{[0-9]+}}(%esp), %ebx ; X86-NEXT: xorl %edx, %ebx ; X86-NEXT: movl %edx, %ebp ; X86-NEXT: subl %ebx, %ebp ; X86-NEXT: movl %edx, %ebx ; X86-NEXT: sbbl %edi, %ebx ; X86-NEXT: movl %edx, %edi ; X86-NEXT: sbbl %esi, %edi ; X86-NEXT: sbbl %ecx, %edx ; X86-NEXT: movl %ebp, (%eax) ; X86-NEXT: movl %ebx, 4(%eax) ; X86-NEXT: movl %edi, 8(%eax) ; X86-NEXT: movl %edx, 12(%eax) ; X86-NEXT: popl %esi ; X86-NEXT: popl %edi ; X86-NEXT: popl %ebx ; X86-NEXT: popl %ebp ; X86-NEXT: retl $4 ; ; X64-LABEL: neg_abs_i128: ; X64: # %bb.0: ; X64-NEXT: movq %rsi, %rdx ; X64-NEXT: sarq $63, %rdx ; X64-NEXT: xorq %rdx, %rsi ; X64-NEXT: xorq %rdx, %rdi ; X64-NEXT: movq %rdx, %rax ; X64-NEXT: subq %rdi, %rax ; X64-NEXT: sbbq %rsi, %rdx ; X64-NEXT: retq %abs = tail call i128 @llvm.abs.i128(i128 %x, i1 true) %neg = sub nsw i128 0, %abs ret i128 %neg }