; RUN: llc -verify-machineinstrs -mtriple=s390x-linux-gnu < %s -debug -stop-after=machineverifier 2>&1 | FileCheck %s ; REQUIRES: asserts define i128 @func1({ i128, i8* } %struct) { ; Verify that we get a combine on the build_pair, creating a LD8 load somewhere ; between "Initial selection DAG" and "Optimized lowered selection DAG". ; The target is big-endian, and stack grows towards higher addresses, ; so we expect the LD8 to load from the address used in the original HIBITS ; load. ; CHECK-LABEL: Initial selection DAG: ; CHECK: [[LOBITS:t[0-9]+]]: i64,ch = load<(load 8)> ; CHECK: [[HIBITS:t[0-9]+]]: i64,ch = load<(load 8)> ; CHECK: Combining: t{{[0-9]+}}: i128 = build_pair [[LOBITS]], [[HIBITS]] ; CHECK-NEXT: Creating new node ; CHECK-SAME: load<(load 16, align 8)> ; CHECK-NEXT: into ; CHECK-SAME: load<(load 16, align 8)> ; CHECK-LABEL: Optimized lowered selection DAG: %result = extractvalue {i128, i8* } %struct, 0 ret i128 %result }