1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature 2; RUN: opt -inline -preserve-alignment-assumptions-during-inlining -S < %s | FileCheck %s 3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4target triple = "x86_64-unknown-linux-gnu" 5 6; Test behavior of inserted alignment assumptions with byval. No 7; assume should be inserted. 8define void @byval_callee(float* byval(float) align 128 nocapture %a, float* %b) #0 { 9; CHECK-LABEL: define {{[^@]+}}@byval_callee 10; CHECK-SAME: (float* nocapture byval(float) align 128 [[A:%.*]], float* [[B:%.*]]) #0 11; CHECK-NEXT: entry: 12; CHECK-NEXT: [[LOAD:%.*]] = load float, float* [[A]], align 4 13; CHECK-NEXT: [[B_IDX:%.*]] = getelementptr inbounds float, float* [[B]], i64 8 14; CHECK-NEXT: [[ADD:%.*]] = fadd float [[LOAD]], 2.000000e+00 15; CHECK-NEXT: store float [[ADD]], float* [[B_IDX]], align 4 16; CHECK-NEXT: ret void 17; 18entry: 19 %load = load float, float* %a, align 4 20 %b.idx = getelementptr inbounds float, float* %b, i64 8 21 %add = fadd float %load, 2.0 22 store float %add, float* %b.idx, align 4 23 ret void 24} 25 26define void @byval_caller(float* nocapture align 64 %a, float* %b) #0 { 27; CHECK-LABEL: define {{[^@]+}}@byval_caller 28; CHECK-SAME: (float* nocapture align 64 [[A:%.*]], float* [[B:%.*]]) #0 29; CHECK-NEXT: entry: 30; CHECK-NEXT: [[A1:%.*]] = alloca float, align 128 31; CHECK-NEXT: [[TMP0:%.*]] = bitcast float* [[A1]] to i8* 32; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 4, i8* [[TMP0]]) 33; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[A1]] to i8* 34; CHECK-NEXT: [[TMP2:%.*]] = bitcast float* [[A]] to i8* 35; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 1 [[TMP1]], i8* align 1 [[TMP2]], i64 4, i1 false) 36; CHECK-NEXT: [[LOAD_I:%.*]] = load float, float* [[A1]], align 4 37; CHECK-NEXT: [[B_IDX_I:%.*]] = getelementptr inbounds float, float* [[B]], i64 8 38; CHECK-NEXT: [[ADD_I:%.*]] = fadd float [[LOAD_I]], 2.000000e+00 39; CHECK-NEXT: store float [[ADD_I]], float* [[B_IDX_I]], align 4 40; CHECK-NEXT: [[TMP3:%.*]] = bitcast float* [[A1]] to i8* 41; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 4, i8* [[TMP3]]) 42; CHECK-NEXT: [[CALLER_LOAD:%.*]] = load float, float* [[B]], align 4 43; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds float, float* [[A]], i64 7 44; CHECK-NEXT: store float [[CALLER_LOAD]], float* [[ARRAYIDX]], align 4 45; CHECK-NEXT: ret void 46; 47entry: 48 call void @byval_callee(float* byval(float) align 128 %a, float* %b) 49 %caller.load = load float, float* %b, align 4 50 %arrayidx = getelementptr inbounds float, float* %a, i64 7 51 store float %caller.load, float* %arrayidx, align 4 52 ret void 53} 54 55attributes #0 = { nounwind uwtable } 56