; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -ppc-asm-full-reg-names -mtriple=powerpc64le-unknown-linux-gnu \ ; RUN: %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=LE ; RUN: llc -ppc-asm-full-reg-names -mtriple=powerpc64-ibm-aix-xcoff \ ; RUN: %s -o - -verify-machineinstrs | FileCheck %s --check-prefix=AIX %struct.type8 = type { i32, i32 } %struct.type16 = type { i32, i32, i32, i32 } declare ptr @f0(ptr noundef byval(%struct.type8) align 8) declare ptr @f1(ptr noundef byval(%struct.type16) align 8) define void @bar1(i64 %a) nounwind { ; LE-LABEL: bar1: ; LE: # %bb.0: ; LE-NEXT: mflr r0 ; LE-NEXT: stdu r1, -48(r1) ; LE-NEXT: std r0, 64(r1) ; LE-NEXT: std r3, 40(r1) ; LE-NEXT: bl f0 ; LE-NEXT: nop ; LE-NEXT: addi r1, r1, 48 ; LE-NEXT: ld r0, 16(r1) ; LE-NEXT: mtlr r0 ; LE-NEXT: blr ; ; AIX-LABEL: bar1: ; AIX: # %bb.0: ; AIX-NEXT: mflr r0 ; AIX-NEXT: stdu r1, -128(r1) ; AIX-NEXT: std r0, 144(r1) ; AIX-NEXT: std r3, 120(r1) ; AIX-NEXT: bl .f0[PR] ; AIX-NEXT: nop ; AIX-NEXT: addi r1, r1, 128 ; AIX-NEXT: ld r0, 16(r1) ; AIX-NEXT: mtlr r0 ; AIX-NEXT: blr %s = alloca %struct.type8, align 8 store i64 %a, ptr %s, align 8 %call = tail call ptr @f0(ptr noundef nonnull byval(%struct.type8) align 8 %s) ret void } define void @bar2(i64 %a) nounwind { ; LE-LABEL: bar2: ; LE: # %bb.0: ; LE-NEXT: mflr r0 ; LE-NEXT: stdu r1, -48(r1) ; LE-NEXT: mr r4, r3 ; LE-NEXT: std r0, 64(r1) ; LE-NEXT: std r3, 32(r1) ; LE-NEXT: std r3, 40(r1) ; LE-NEXT: bl f1 ; LE-NEXT: nop ; LE-NEXT: addi r1, r1, 48 ; LE-NEXT: ld r0, 16(r1) ; LE-NEXT: mtlr r0 ; LE-NEXT: blr ; ; AIX-LABEL: bar2: ; AIX: # %bb.0: ; AIX-NEXT: mflr r0 ; AIX-NEXT: stdu r1, -128(r1) ; AIX-NEXT: mr r4, r3 ; AIX-NEXT: std r0, 144(r1) ; AIX-NEXT: std r3, 112(r1) ; AIX-NEXT: std r3, 120(r1) ; AIX-NEXT: bl .f1[PR] ; AIX-NEXT: nop ; AIX-NEXT: addi r1, r1, 128 ; AIX-NEXT: ld r0, 16(r1) ; AIX-NEXT: mtlr r0 ; AIX-NEXT: blr %s = alloca %struct.type16, align 8 %index1 = getelementptr inbounds i64, ptr %s, i32 0 store i64 %a, ptr %index1, align 8 %index2 = getelementptr inbounds i64, ptr %s, i32 1 store i64 %a, ptr %index2, align 8 %call = tail call ptr @f1(ptr noundef nonnull byval(%struct.type16) align 8 %s) ret void }