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1; RUN: llc < %s -mtriple=thumbv7-apple-ios -mcpu=cortex-a8 -pre-RA-sched=source -disable-post-ra | FileCheck %s -check-prefix=CHECK-7A2; RUN: llc < %s -mtriple=thumbv6m -pre-RA-sched=source -disable-post-ra -mattr=+strict-align | FileCheck %s -check-prefix=CHECK-6M3 4define void @t1(ptr nocapture %c) nounwind optsize {5entry:6; CHECK-7A-LABEL: t1:7; CHECK-7A: movs r1, #08; CHECK-7A: strd r1, r1, [r0]9; CHECK-7A: str r1, [r0, #8]10; CHECK-6M-LABEL: t1:11; CHECK-6M: movs r1, #012; CHECK-6M: str r1, [r0]13; CHECK-6M: str r1, [r0, #4]14; CHECK-6M: str r1, [r0, #8]15 call void @llvm.memset.p0.i64(ptr align 8 %c, i8 0, i64 12, i1 false)16 ret void17}18 19define void @t2() nounwind ssp {20entry:21; CHECK-7A-LABEL: t2:22; CHECK-7A: vmov.i32 {{q[0-9]+}}, #0x023; CHECK-7A: movs r1, #1024; CHECK-7A: vst1.64 {d{{[0-9]+}}, d{{[0-9]+}}}, [r2], r125; CHECK-7A: vst1.16 {d{{[0-9]+}}, d{{[0-9]+}}}, [r2]26; CHECK-6M-LABEL: t2:27; CHECK-6M: movs [[REG:r[0-9]+]], #028; CHECK-6M-DAG: str [[REG]], [sp, #20]29; CHECK-6M-DAG: str [[REG]], [sp, #16]30; CHECK-6M-DAG: str [[REG]], [sp, #12]31; CHECK-6M-DAG: str [[REG]], [sp, #8]32; CHECK-6M-DAG: str [[REG]], [sp, #4]33; CHECK-6M-DAG: str [[REG]], [sp]34 %buf = alloca [26 x i8], align 135 call void @llvm.memset.p0.i32(ptr %buf, i8 0, i32 26, i1 false)36 call void @something(ptr %buf) nounwind37 ret void38}39 40define void @t3(ptr %p) {41entry:42; CHECK-7A-LABEL: t3:43; CHECK-7A: muls [[REG:r[0-9]+]],44; CHECK-7A: str [[REG]],45; CHECK-6M-LABEL: t3:46; CHECK-6M-NOT: muls47; CHECK-6M: strb [[REG:r[0-9]+]],48; CHECK-6M: strb [[REG]],49; CHECK-6M: strb [[REG]],50; CHECK-6M: strb [[REG]],51 br label %for.body52 53for.body:54 %i = phi i32 [ 0, %entry ], [ %inc, %for.body ]55 %0 = trunc i32 %i to i856 call void @llvm.memset.p0.i32(ptr %p, i8 %0, i32 4, i1 false)57 call void @something(ptr %p)58 %inc = add nuw nsw i32 %i, 159 %exitcond = icmp eq i32 %inc, 25560 br i1 %exitcond, label %for.end, label %for.body61 62for.end:63 ret void64}65 66define void @t4(ptr %p) {67entry:68; CHECK-7A-LABEL: t4:69; CHECK-7A: muls [[REG:r[0-9]+]],70; CHECK-7A: str [[REG]],71; CHECK-6M-LABEL: t4:72; CHECK-6M: muls [[REG:r[0-9]+]],73; CHECK-6M: strh [[REG]],74; CHECK-6M: strh [[REG]],75 br label %for.body76 77for.body:78 %i = phi i32 [ 0, %entry ], [ %inc, %for.body ]79 %0 = trunc i32 %i to i880 call void @llvm.memset.p0.i32(ptr align 2 %p, i8 %0, i32 4, i1 false)81 call void @something(ptr %p)82 %inc = add nuw nsw i32 %i, 183 %exitcond = icmp eq i32 %inc, 25584 br i1 %exitcond, label %for.end, label %for.body85 86for.end:87 ret void88}89 90declare void @something(ptr) nounwind91declare void @llvm.memset.p0.i32(ptr nocapture, i8, i32, i1) nounwind92declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) nounwind93