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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -mtriple=wasm32-unknown-unknown -S --passes=expand-variadics --expand-variadics-override=optimize < %s | FileCheck %s -check-prefixes=OPT3; RUN: opt -mtriple=wasm32-unknown-unknown -S --passes=expand-variadics --expand-variadics-override=lowering < %s | FileCheck %s -check-prefixes=ABI4; REQUIRES: webassembly-registered-target5 6declare void @vararg(...)7@vararg_ptr = hidden global ptr @vararg, align 48 9%struct.libcS = type { i8, i16, i32, i32, float, double }10 11define hidden void @fptr_single_i32(i32 noundef %x) {12; OPT-LABEL: @fptr_single_i32(13; OPT-NEXT: entry:14; OPT-NEXT: [[TMP0:%.*]] = load volatile ptr, ptr @vararg_ptr, align 415; OPT-NEXT: tail call void (...) [[TMP0]](i32 noundef [[X:%.*]])16; OPT-NEXT: ret void17;18; ABI-LABEL: @fptr_single_i32(19; ABI-NEXT: entry:20; ABI-NEXT: [[VARARG_BUFFER:%.*]] = alloca [[FPTR_SINGLE_I32_VARARG:%.*]], align 1621; ABI-NEXT: [[TMP0:%.*]] = load volatile ptr, ptr @vararg_ptr, align 422; ABI-NEXT: call void @llvm.lifetime.start.p0(ptr [[VARARG_BUFFER]])23; ABI-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw [[FPTR_SINGLE_I32_VARARG]], ptr [[VARARG_BUFFER]], i32 0, i32 024; ABI-NEXT: store i32 [[X:%.*]], ptr [[TMP1]], align 425; ABI-NEXT: call void [[TMP0]](ptr [[VARARG_BUFFER]])26; ABI-NEXT: call void @llvm.lifetime.end.p0(ptr [[VARARG_BUFFER]])27; ABI-NEXT: ret void28;29entry:30 %0 = load volatile ptr, ptr @vararg_ptr, align 431 tail call void (...) %0(i32 noundef %x)32 ret void33}34 35define hidden void @fptr_libcS(ptr noundef byval(%struct.libcS) align 8 %x) {36; OPT-LABEL: @fptr_libcS(37; OPT-NEXT: entry:38; OPT-NEXT: [[TMP0:%.*]] = load volatile ptr, ptr @vararg_ptr, align 439; OPT-NEXT: tail call void (...) [[TMP0]](ptr noundef nonnull byval([[STRUCT_LIBCS:%.*]]) align 8 [[X:%.*]])40; OPT-NEXT: ret void41;42; ABI-LABEL: @fptr_libcS(43; ABI-NEXT: entry:44; ABI-NEXT: [[INDIRECTALLOCA:%.*]] = alloca [[STRUCT_LIBCS:%.*]], align 845; ABI-NEXT: [[VARARG_BUFFER:%.*]] = alloca [[FPTR_LIBCS_VARARG:%.*]], align 1646; ABI-NEXT: [[TMP0:%.*]] = load volatile ptr, ptr @vararg_ptr, align 447; ABI-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr [[INDIRECTALLOCA]], ptr [[X:%.*]], i64 24, i1 false)48; ABI-NEXT: call void @llvm.lifetime.start.p0(ptr [[VARARG_BUFFER]])49; ABI-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw [[FPTR_LIBCS_VARARG]], ptr [[VARARG_BUFFER]], i32 0, i32 050; ABI-NEXT: store ptr [[INDIRECTALLOCA]], ptr [[TMP1]], align 451; ABI-NEXT: call void [[TMP0]](ptr [[VARARG_BUFFER]])52; ABI-NEXT: call void @llvm.lifetime.end.p0(ptr [[VARARG_BUFFER]])53; ABI-NEXT: ret void54;55entry:56 %0 = load volatile ptr, ptr @vararg_ptr, align 457 tail call void (...) %0(ptr noundef nonnull byval(%struct.libcS) align 8 %x)58 ret void59}60