; RUN: llc < %s -mtriple=thumb-apple-darwin -disable-cgp-branch-opts -disable-post-ra -verify-machineinstrs | FileCheck %s -check-prefix=CHECK -check-prefix=RA_GREEDY ; RUN: llc < %s -mtriple=thumb-apple-darwin -disable-cgp-branch-opts -disable-post-ra -regalloc=basic -verify-machineinstrs | FileCheck %s -check-prefix=CHECK -check-prefix=RA_BASIC %struct.state = type { i32, ptr, ptr, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64, i64, i64, i64, i64, i64, ptr } %struct.info = type { i32, i32, i32, i32, i32, i32, i32, ptr } define void @t1(ptr %v) { ; CHECK-LABEL: t1: ; CHECK: push ; CHECK: add r7, sp, #12 ; CHECK: lsls r[[R0:[0-9]+]] ; CHECK: mov r[[R1:[0-9]+]], sp ; CHECK: subs r[[R2:[0-9]+]], r[[R1]], r[[R0]] ; CHECK: mov sp, r[[R2]] %tmp6 = load i32, ptr null %tmp8 = alloca float, i32 %tmp6 store i32 1, ptr null br i1 false, label %bb123.preheader, label %return bb123.preheader: br i1 false, label %bb43, label %return bb43: call fastcc void @f1( ptr %tmp8, ptr null, i32 0 ) %tmp70 = load i32, ptr null call fastcc void @f2( ptr null, ptr null, ptr %tmp8, i32 %tmp70 ) ret void return: ret void } declare fastcc void @f1(ptr, ptr, i32) declare fastcc void @f2(ptr, ptr, ptr, i32) %struct.comment = type { ptr, ptr, i32, ptr } @str215 = external global [2 x i8] define void @t2(ptr %vc, ptr %tag, ptr %contents) { ; CHECK-LABEL: t2: ; CHECK: push ; CHECK: add r7, sp, #12 ; CHECK: sub sp, # ; CHECK: mov r[[R0:[0-9]+]], sp ; CHECK: str r{{[0-9+]}}, [r[[R0]] ; RA_GREEDY: str r{{[0-9+]}}, [r[[R0]] ; RA_BASIC: stm r[[R0]]! ; CHECK-NOT: ldr r0, [sp ; CHECK: mov r[[R1:[0-9]+]], sp ; CHECK: subs r[[R2:[0-9]+]], r[[R1]], r{{[0-9]+}} ; CHECK: mov sp, r[[R2]] ; CHECK-NOT: ldr r0, [sp ; CHECK: bx %tmp1 = call i32 @strlen( ptr %tag ) %tmp3 = call i32 @strlen( ptr %contents ) %tmp4 = add i32 %tmp1, 2 %tmp5 = add i32 %tmp4, %tmp3 %tmp6 = alloca i8, i32 %tmp5 %tmp9 = call ptr @strcpy( ptr %tmp6, ptr %tag ) %tmp6.len = call i32 @strlen( ptr %tmp6 ) %tmp6.indexed = getelementptr i8, ptr %tmp6, i32 %tmp6.len call void @llvm.memcpy.p0.p0.i32(ptr align 1 %tmp6.indexed, ptr align 1 @str215, i32 2, i1 false) %tmp15 = call ptr @strcat( ptr %tmp6, ptr %contents ) call fastcc void @comment_add( ptr %vc, ptr %tmp6 ) ret void } declare i32 @strlen(ptr) declare ptr @strcat(ptr, ptr) declare fastcc void @comment_add(ptr, ptr) declare void @llvm.memcpy.p0.p0.i32(ptr nocapture, ptr nocapture, i32, i1) nounwind declare ptr @strcpy(ptr, ptr)