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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -passes=instcombine -S -o - %s | FileCheck %s
target triple = "amdgcn-amd-amdhsa"
%double_double = type { double, double }
declare void @llvm.memcpy.p0.p0.i64(ptr, ptr, i64, i1)
define void @_test(ptr addrspace(4) byref(%double_double) align 8 %in) {
; CHECK-LABEL: define void @_test(
; CHECK-SAME: ptr addrspace(4) byref([[DOUBLE_DOUBLE:%.*]]) align 8 [[IN:%.*]]) {
; CHECK-NEXT: [[ENTRY:.*]]:
; CHECK-NEXT: [[ALPHA_UNION:%.*]] = addrspacecast ptr addrspace(4) [[IN]] to ptr
; CHECK-NEXT: [[LOAD:%.*]] = load i8, ptr addrspace(5) null, align 1
; CHECK-NEXT: [[LOADEDV:%.*]] = trunc i8 [[LOAD]] to i1
; CHECK-NEXT: br i1 [[LOADEDV]], label %[[COND_END:.*]], label %[[COND_FALSE:.*]]
; CHECK: [[COND_FALSE]]:
; CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr addrspace(4) [[IN]], align 8
; CHECK-NEXT: br label %[[COND_END]]
; CHECK: [[COND_END]]:
; CHECK-NEXT: [[COND1:%.*]] = phi ptr [ [[TMP0]], %[[COND_FALSE]] ], [ [[ALPHA_UNION]], %[[ENTRY]] ]
; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 1 dereferenceable(16) poison, ptr noundef nonnull align 1 dereferenceable(16) [[COND1]], i64 16, i1 false)
; CHECK-NEXT: ret void
;
entry:
%coerce = alloca %double_double, align 8, addrspace(5)
%alpha_union = addrspacecast ptr addrspace(5) %coerce to ptr
call void @llvm.memcpy.p5.p4.i64(ptr addrspace(5) align 8 %coerce, ptr addrspace(4) align 8 %in, i64 16, i1 false)
%load1 = load i8, ptr addrspace(5) null, align 1
%loadedv = trunc i8 %load1 to i1
br i1 %loadedv, label %cond.end, label %cond.false
cond.false:
%load2 = load ptr, ptr addrspace(5) %coerce, align 8
br label %cond.end
cond.end:
%cond = phi ptr [ %load2, %cond.false ], [ %alpha_union, %entry ]
call void @llvm.memcpy.p0.p0.i64(ptr poison, ptr %cond, i64 16, i1 false)
ret void
}
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