; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=aarch64 %s -o - | FileCheck %s define i16 @test_signed_load(i16* nocapture readonly %ptr) { ; CHECK-LABEL: test_signed_load: ; CHECK: // %bb.0: ; CHECK-NEXT: ldrsh w8, [x0] ; CHECK-NEXT: tst w8, #0xffff0000 ; CHECK-NEXT: cset w0, eq ; CHECK-NEXT: ret %load = load i16, i16* %ptr, align 2 %conv0 = zext i16 %load to i32 %conv1 = sext i16 %load to i32 %cmp = icmp eq i32 %conv0, %conv1 %conv2 = zext i1 %cmp to i16 ret i16 %conv2 } define i16 @test_ashr(i16 zeroext %arg) local_unnamed_addr #1 { ; CHECK-LABEL: test_ashr: ; CHECK: // %bb.0: ; CHECK-NEXT: cmp w0, #2 ; CHECK-NEXT: cset w0, lo ; CHECK-NEXT: ret %cmp = icmp ult i16 %arg, 2 %conv = zext i1 %cmp to i16 ret i16 %conv } define i16 @test_sdiv(i16 zeroext %arg) local_unnamed_addr #1 { ; CHECK-LABEL: test_sdiv: ; CHECK: // %bb.0: ; CHECK-NEXT: add w8, w0, #1 ; CHECK-NEXT: and w8, w8, #0xffff ; CHECK-NEXT: cmp w8, #2 ; CHECK-NEXT: cset w0, hi ; CHECK-NEXT: ret %arg.off = add i16 %arg, 1 %1 = icmp ugt i16 %arg.off, 2 %conv = zext i1 %1 to i16 ret i16 %conv } define i16 @test_srem(i16 zeroext %arg) local_unnamed_addr #1 { ; CHECK-LABEL: test_srem: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x3 ; CHECK-NEXT: cset w0, ne ; CHECK-NEXT: ret %1 = and i16 %arg, 3 %cmp = icmp ne i16 %1, 0 %conv = zext i1 %cmp to i16 ret i16 %conv } define i32 @test_signext_b(i8* nocapture readonly %ptr, i8 signext %arg) { ; CHECK-LABEL: test_signext_b: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: ldrb w9, [x0] ; CHECK-NEXT: mov w8, #20894 ; CHECK-NEXT: add w9, w9, w1 ; CHECK-NEXT: sxtb w9, w9 ; CHECK-NEXT: cmp w9, #0 ; CHECK-NEXT: mov w9, #42 ; CHECK-NEXT: csel w0, w9, w8, ge ; CHECK-NEXT: ret entry: %0 = load i8, i8* %ptr, align 1 %1 = add nuw nsw i8 %0, %arg %cmp = icmp sgt i8 %1, -1 %res = select i1 %cmp, i32 42, i32 20894 ret i32 %res } define i32 @test_signext_b_ult_slt(i8* nocapture readonly %ptr, i8 signext %arg) { ; CHECK-LABEL: test_signext_b_ult_slt: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: ldrb w8, [x0] ; CHECK-NEXT: add w9, w8, w1, uxtb ; CHECK-NEXT: cmp w9, #127 ; CHECK-NEXT: mov w9, #42 ; CHECK-NEXT: ccmp w8, #0, #0, ne ; CHECK-NEXT: mov w8, #57 ; CHECK-NEXT: csel w0, w9, w8, eq ; CHECK-NEXT: ret entry: %0 = load i8, i8* %ptr, align 1 %1 = add nuw nsw i8 %0, %arg %cmp = icmp ne i8 %1, 127 %cmp.1 = icmp eq i8 %0, 0 %or = and i1 %cmp.1, %cmp %res = select i1 %or, i32 42, i32 57 ret i32 %res } define i32 @test_signext_h(i16* nocapture readonly %ptr, i16 signext %arg) { ; CHECK-LABEL: test_signext_h: ; CHECK: // %bb.0: // %entry ; CHECK-NEXT: ldrh w9, [x0] ; CHECK-NEXT: mov w8, #20894 ; CHECK-NEXT: add w9, w9, w1 ; CHECK-NEXT: sxth w9, w9 ; CHECK-NEXT: cmp w9, #0 ; CHECK-NEXT: mov w9, #42 ; CHECK-NEXT: csel w0, w9, w8, ge ; CHECK-NEXT: ret entry: %0 = load i16, i16* %ptr, align 1 %1 = add nuw nsw i16 %0, %arg %cmp = icmp sgt i16 %1, -1 %res = select i1 %cmp, i32 42, i32 20894 ret i32 %res }