1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -O2 -mtriple=aarch64-linux-gnu < %s | FileCheck %s 3 4declare i32 @test(i32) local_unnamed_addr 5declare i32 @test1(i64) local_unnamed_addr 6 7define i32 @assertzext(i32 %n, i1 %a, ptr %b) local_unnamed_addr { 8; CHECK-LABEL: assertzext: 9; CHECK: // %bb.0: // %entry 10; CHECK-NEXT: stp x30, x19, [sp, #-16]! // 16-byte Folded Spill 11; CHECK-NEXT: .cfi_def_cfa_offset 16 12; CHECK-NEXT: .cfi_offset w19, -8 13; CHECK-NEXT: .cfi_offset w30, -16 14; CHECK-NEXT: mov w8, #33066 15; CHECK-NEXT: tst w1, #0x1 16; CHECK-NEXT: movk w8, #28567, lsl #16 17; CHECK-NEXT: csel w19, wzr, w8, ne 18; CHECK-NEXT: cbnz w0, .LBB0_2 19; CHECK-NEXT: // %bb.1: // %if.then 20; CHECK-NEXT: mov w19, wzr 21; CHECK-NEXT: str wzr, [x2] 22; CHECK-NEXT: .LBB0_2: // %if.end 23; CHECK-NEXT: mov w0, w19 24; CHECK-NEXT: bl test 25; CHECK-NEXT: mov w0, w19 26; CHECK-NEXT: bl test1 27; CHECK-NEXT: mov w0, wzr 28; CHECK-NEXT: ldp x30, x19, [sp], #16 // 16-byte Folded Reload 29; CHECK-NEXT: ret 30entry: 31 %i = select i1 %a, i64 0, i64 66296709418 32 %conv.i = trunc i64 %i to i32 33 %cmp = icmp eq i32 %n, 0 34 br i1 %cmp, label %if.then, label %if.end 35 36if.then: ; preds = %entry 37 store i32 0, ptr %b, align 4 38 br label %if.end 39 40if.end: ; preds = %if.then, %entry 41 %i1 = phi i32 [ 0, %if.then ], [ %conv.i, %entry ] 42 %call.i = tail call i32 @test(i32 %i1) 43 %i2 = sext i32 %i1 to i64 44 %call1.i = tail call i32 @test1(i64 %i2) 45 ret i32 0 46} 47 48define i32 @assertsext(i32 %n, i8 %a) local_unnamed_addr { 49; CHECK-LABEL: assertsext: 50; CHECK: // %bb.0: // %entry 51; CHECK-NEXT: cbz w0, .LBB1_2 52; CHECK-NEXT: // %bb.1: 53; CHECK-NEXT: mov x0, xzr 54; CHECK-NEXT: b .LBB1_3 55; CHECK-NEXT: .LBB1_2: // %if.then 56; CHECK-NEXT: mov x9, #24575 57; CHECK-NEXT: sxtb w8, w1 58; CHECK-NEXT: movk x9, #15873, lsl #16 59; CHECK-NEXT: movk x9, #474, lsl #32 60; CHECK-NEXT: udiv x0, x9, x8 61; CHECK-NEXT: .LBB1_3: // %if.end 62; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill 63; CHECK-NEXT: .cfi_def_cfa_offset 16 64; CHECK-NEXT: .cfi_offset w30, -16 65; CHECK-NEXT: bl test1 66; CHECK-NEXT: mov w0, wzr 67; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload 68; CHECK-NEXT: ret 69entry: 70 %conv.i = sext i8 %a to i32 71 %cmp = icmp eq i32 %n, 0 72 br i1 %cmp, label %if.then, label %if.end 73 74if.then: ; preds = %entry 75 %conv1 = zext i32 %conv.i to i64 76 %div = udiv i64 2036854775807, %conv1 77 br label %if.end 78 79if.end: ; preds = %if.then, %entry 80 %i1 = phi i64 [ %div, %if.then ], [ 0, %entry ] 81 %call1.i = tail call i32 @test1(i64 %i1) 82 ret i32 0 83} 84