; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s ; Allocate 8 bytes, no need to align stack. define void @f0() { ; CHECK-LABEL: f0: ; CHECK: # %bb.0: ; CHECK-NEXT: aghi %r15, -168 ; CHECK-NEXT: .cfi_def_cfa_offset 328 ; CHECK-NEXT: mvghi 160(%r15), 10 ; CHECK-NEXT: aghi %r15, 168 ; CHECK-NEXT: br %r14 %x = alloca i64 store volatile i64 10, i64* %x ret void } ; Allocate %len * 8, no need to align stack. define void @f1(i64 %len) { ; CHECK-LABEL: f1: ; CHECK: # %bb.0: ; CHECK-NEXT: stmg %r11, %r15, 88(%r15) ; CHECK-NEXT: .cfi_offset %r11, -72 ; CHECK-NEXT: .cfi_offset %r15, -40 ; CHECK-NEXT: aghi %r15, -160 ; CHECK-NEXT: .cfi_def_cfa_offset 320 ; CHECK-NEXT: lgr %r11, %r15 ; CHECK-NEXT: .cfi_def_cfa_register %r11 ; CHECK-NEXT: lgr %r1, %r15 ; CHECK-NEXT: sllg %r0, %r2, 3 ; CHECK-NEXT: sgr %r1, %r0 ; CHECK-NEXT: la %r2, 160(%r1) ; CHECK-NEXT: lgr %r15, %r1 ; CHECK-NEXT: mvghi 0(%r2), 10 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11) ; CHECK-NEXT: br %r14 %x = alloca i64, i64 %len store volatile i64 10, i64* %x ret void } ; Static alloca, align 128. define void @f2() { ; CHECK-LABEL: f2: ; CHECK: # %bb.0: ; CHECK-NEXT: stmg %r11, %r15, 88(%r15) ; CHECK-NEXT: .cfi_offset %r11, -72 ; CHECK-NEXT: .cfi_offset %r15, -40 ; CHECK-NEXT: aghi %r15, -160 ; CHECK-NEXT: .cfi_def_cfa_offset 320 ; CHECK-NEXT: lgr %r11, %r15 ; CHECK-NEXT: .cfi_def_cfa_register %r11 ; CHECK-NEXT: lgr %r1, %r15 ; CHECK-NEXT: aghi %r1, -128 ; CHECK-NEXT: la %r2, 280(%r1) ; CHECK-NEXT: nill %r2, 65408 ; CHECK-NEXT: lgr %r15, %r1 ; CHECK-NEXT: mvghi 0(%r2), 10 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11) ; CHECK-NEXT: br %r14 %x = alloca i64, i64 1, align 128 store volatile i64 10, i64* %x, align 128 ret void } ; Dynamic alloca, align 128. define void @f3(i64 %len) { ; CHECK-LABEL: f3: ; CHECK: # %bb.0: ; CHECK-NEXT: stmg %r11, %r15, 88(%r15) ; CHECK-NEXT: .cfi_offset %r11, -72 ; CHECK-NEXT: .cfi_offset %r15, -40 ; CHECK-NEXT: aghi %r15, -160 ; CHECK-NEXT: .cfi_def_cfa_offset 320 ; CHECK-NEXT: lgr %r11, %r15 ; CHECK-NEXT: .cfi_def_cfa_register %r11 ; CHECK-NEXT: lgr %r1, %r15 ; CHECK-NEXT: sllg %r0, %r2, 3 ; CHECK-NEXT: sgr %r1, %r0 ; CHECK-NEXT: lay %r15, -120(%r1) ; CHECK-NEXT: la %r1, 160(%r1) ; CHECK-NEXT: nill %r1, 65408 ; CHECK-NEXT: mvghi 0(%r1), 10 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11) ; CHECK-NEXT: br %r14 %x = alloca i64, i64 %len, align 128 store volatile i64 10, i64* %x, align 128 ret void } ; Static alloca w/out alignment - part of frame. define void @f4() { ; CHECK-LABEL: f4: ; CHECK: # %bb.0: ; CHECK-NEXT: aghi %r15, -168 ; CHECK-NEXT: .cfi_def_cfa_offset 328 ; CHECK-NEXT: mvhi 164(%r15), 10 ; CHECK-NEXT: aghi %r15, 168 ; CHECK-NEXT: br %r14 %x = alloca i32 store volatile i32 10, i32* %x ret void } ; Static alloca of one i32, aligned by 128. define void @f5() { ; CHECK-LABEL: f5: ; CHECK: # %bb.0: ; CHECK-NEXT: stmg %r11, %r15, 88(%r15) ; CHECK-NEXT: .cfi_offset %r11, -72 ; CHECK-NEXT: .cfi_offset %r15, -40 ; CHECK-NEXT: aghi %r15, -160 ; CHECK-NEXT: .cfi_def_cfa_offset 320 ; CHECK-NEXT: lgr %r11, %r15 ; CHECK-NEXT: .cfi_def_cfa_register %r11 ; CHECK-NEXT: lgr %r1, %r15 ; CHECK-NEXT: aghi %r1, -128 ; CHECK-NEXT: la %r2, 280(%r1) ; CHECK-NEXT: nill %r2, 65408 ; CHECK-NEXT: lgr %r15, %r1 ; CHECK-NEXT: mvhi 0(%r2), 10 ; CHECK-NEXT: lmg %r11, %r15, 248(%r11) ; CHECK-NEXT: br %r14 %x = alloca i32, i64 1, align 128 store volatile i32 10, i32* %x ret void }