xref: /llvm-project/llvm/test/CodeGen/ARM/Windows/chkstk-movw-movt-isel.ll (revision bed1c7f061aa12417aa081e334afdba45767b938)
1; RUN: llc -mtriple thumbv7--windows-itanium -code-model large -verify-machineinstrs -filetype obj -o - %s \
2; RUN:    | llvm-objdump --no-show-raw-insn -d - | FileCheck %s
3
4; ModuleID = 'reduced.c'
5target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:64-v128:64:128-a:0:32-n32-S64"
6target triple = "thumbv7--windows-itanium"
7
8define arm_aapcs_vfpcc i8 @isel(i32 %i) {
9entry:
10  %i.addr = alloca i32, align 4
11  %buffer = alloca [4096 x i8], align 1
12  store i32 %i, ptr %i.addr, align 4
13  %0 = load i32, ptr %i.addr, align 4
14  %rem = urem i32 %0, 4096
15  %arrayidx = getelementptr inbounds [4096 x i8], ptr %buffer, i32 0, i32 %rem
16  %1 = load volatile i8, ptr %arrayidx, align 1
17  ret i8 %1
18}
19
20; CHECK-LABEL: isel
21; CHECK: push {r4, r5, r6, lr}
22; CHECK-DAG: movw r12, #0
23; CHECK-DAG: movt r12, #0
24; CHECK-DAG: movw r4, #{{\d*}}
25; CHECK: blx r12
26; CHECK: sub.w sp, sp, r4
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