; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=x86_64-linux-gnu -global-isel -verify-machineinstrs < %s -o - | FileCheck %s --check-prefix=X64 define i64 @test_sub_i64(i64 %arg1, i64 %arg2) { ; X64-LABEL: test_sub_i64: ; X64: # %bb.0: ; X64-NEXT: movq %rdi, %rax ; X64-NEXT: subq %rsi, %rax ; X64-NEXT: retq %ret = sub i64 %arg1, %arg2 ret i64 %ret } define i32 @test_sub_i32(i32 %arg1, i32 %arg2) { ; X64-LABEL: test_sub_i32: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: subl %esi, %eax ; X64-NEXT: retq %ret = sub i32 %arg1, %arg2 ret i32 %ret } define i16 @test_sub_i16(i16 %arg1, i16 %arg2) { ; X64-LABEL: test_sub_i16: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: subw %si, %ax ; X64-NEXT: # kill: def $ax killed $ax killed $eax ; X64-NEXT: retq %ret = sub i16 %arg1, %arg2 ret i16 %ret } define i8 @test_sub_i8(i8 %arg1, i8 %arg2) { ; X64-LABEL: test_sub_i8: ; X64: # %bb.0: ; X64-NEXT: movl %edi, %eax ; X64-NEXT: subb %sil, %al ; X64-NEXT: # kill: def $al killed $al killed $eax ; X64-NEXT: retq %ret = sub i8 %arg1, %arg2 ret i8 %ret } define i32 @test_sub_i1(i32 %arg1, i32 %arg2) { ; X64-LABEL: test_sub_i1: ; X64: # %bb.0: ; X64-NEXT: subb %sil, %dil ; X64-NEXT: movzbl %dil, %eax ; X64-NEXT: andl $1, %eax ; X64-NEXT: retq %a1 = trunc i32 %arg1 to i1 %a2 = trunc i32 %arg2 to i1 %x = sub i1 %a1 , %a2 %ret = zext i1 %x to i32 ret i32 %ret }