| ; RUN: llc -mtriple=armv6m-linux-gnueabi -verify-machineinstrs -o - %s -disable-constant-hoisting | FileCheck %s |
| |
| %struct_type = type { [10000 x i32], i32, i32 } |
| |
| define void @test1(%struct_type** %s, i32 %n) { |
| ; CHECK-LABEL: test1 |
| entry: |
| %struct = load %struct_type*, %struct_type** %s |
| br label %while_cond |
| |
| while_cond: |
| %phi = phi i32 [ 0, %entry ], [ %i, %while_body ] |
| %gep0 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 1 |
| %gep1 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 2 |
| %cmp = icmp slt i32 %phi, %n |
| br i1 %cmp, label %while_body, label %while_end |
| |
| while_body: |
| ; CHECK: str r{{[0-9]+}}, [r{{[0-9]+}}] |
| ; CHECK-NEXT: str r{{[0-9]+}}, [r{{[0-9]+}}, #4] |
| %i = add i32 %phi, 1 |
| store i32 %i, i32* %gep0 |
| store i32 %phi, i32* %gep1 |
| br label %while_cond |
| |
| while_end: |
| ret void |
| ; CHECK: .LCPI0_0: |
| ; CHECK-NEXT: .long 40000 |
| ; CHECK-NOT: LCPI0 |
| } |
| |
| define void @test2(%struct_type* %struct, i32 %n) { |
| ; CHECK-LABEL: test2 |
| entry: |
| %cmp = icmp eq %struct_type* %struct, null |
| br i1 %cmp, label %while_end, label %while_cond |
| |
| while_cond: |
| %phi = phi i32 [ 0, %entry ], [ %i, %while_body ] |
| %gep0 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 1 |
| %gep1 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 2 |
| %cmp1 = icmp slt i32 %phi, %n |
| br i1 %cmp1, label %while_body, label %while_end |
| |
| while_body: |
| ; CHECK: str r{{[0-9]+}}, [r{{[0-9]+}}] |
| ; CHECK-NEXT: str r{{[0-9]+}}, [r{{[0-9]+}}, #4] |
| %i = add i32 %phi, 1 |
| store i32 %i, i32* %gep0 |
| store i32 %phi, i32* %gep1 |
| br label %while_cond |
| |
| while_end: |
| ret void |
| ; CHECK: .LCPI1_0: |
| ; CHECK-NEXT: .long 40000 |
| ; CHECK-NOT: LCPI1 |
| } |
| |
| define void @test3(%struct_type* %s1, %struct_type* %s2, i1 %cond, i32 %n) { |
| ; CHECK-LABEL: test3 |
| entry: |
| br i1 %cond, label %if_true, label %if_end |
| |
| if_true: |
| br label %if_end |
| |
| if_end: |
| %struct = phi %struct_type* [ %s1, %entry ], [ %s2, %if_true ] |
| %cmp = icmp eq %struct_type* %struct, null |
| br i1 %cmp, label %while_end, label %while_cond |
| |
| while_cond: |
| %phi = phi i32 [ 0, %if_end ], [ %i, %while_body ] |
| %gep0 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 1 |
| %gep1 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 2 |
| %cmp1 = icmp slt i32 %phi, %n |
| br i1 %cmp1, label %while_body, label %while_end |
| |
| while_body: |
| ; CHECK: str r{{[0-9]+}}, [r{{[0-9]+}}] |
| ; CHECK-NEXT: str r{{[0-9]+}}, [r{{[0-9]+}}, #4] |
| %i = add i32 %phi, 1 |
| store i32 %i, i32* %gep0 |
| store i32 %phi, i32* %gep1 |
| br label %while_cond |
| |
| while_end: |
| ret void |
| ; CHECK: .LCPI2_0: |
| ; CHECK-NEXT: .long 40000 |
| ; CHECK-NOT: LCPI2 |
| } |
| |
| declare %struct_type* @foo() |
| |
| define void @test4(i32 %n) personality i32 (...)* @__FrameHandler { |
| ; CHECK-LABEL: test4 |
| entry: |
| %struct = invoke %struct_type* @foo() to label %while_cond unwind label %cleanup |
| |
| while_cond: |
| %phi = phi i32 [ 0, %entry ], [ %i, %while_body ] |
| %gep0 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 1 |
| %gep1 = getelementptr %struct_type, %struct_type* %struct, i64 0, i32 2 |
| %cmp = icmp slt i32 %phi, %n |
| br i1 %cmp, label %while_body, label %while_end |
| |
| while_body: |
| ; CHECK: str r{{[0-9]+}}, [r{{[0-9]+}}] |
| ; CHECK-NEXT: str r{{[0-9]+}}, [r{{[0-9]+}}, #4] |
| %i = add i32 %phi, 1 |
| store i32 %i, i32* %gep0 |
| store i32 %phi, i32* %gep1 |
| br label %while_cond |
| |
| while_end: |
| ret void |
| |
| cleanup: |
| landingpad { i8*, i32 } cleanup |
| unreachable |
| ; CHECK: .LCPI3_0: |
| ; CHECK-NEXT: .long 40000 |
| ; CHECK-NOT: LCPI3 |
| } |
| |
| declare i32 @__FrameHandler(...) |
| |
| define void @test5([65536 x i32]** %s, i32 %n) { |
| ; CHECK-LABEL: test5 |
| entry: |
| %struct = load [65536 x i32]*, [65536 x i32]** %s |
| br label %while_cond |
| |
| while_cond: |
| %phi = phi i32 [ 0, %entry ], [ %i, %while_body ] |
| %gep0 = getelementptr [65536 x i32], [65536 x i32]* %struct, i64 0, i32 20000 |
| %gep1 = getelementptr [65536 x i32], [65536 x i32]* %struct, i64 0, i32 20001 |
| %cmp = icmp slt i32 %phi, %n |
| br i1 %cmp, label %while_body, label %while_end |
| |
| while_body: |
| ; CHECK: str r{{[0-9]+}}, [r{{[0-9]+}}] |
| ; CHECK-NEXT: str r{{[0-9]+}}, [r{{[0-9]+}}, #4] |
| %i = add i32 %phi, 1 |
| store i32 %i, i32* %gep0 |
| store i32 %phi, i32* %gep1 |
| br label %while_cond |
| |
| while_end: |
| ret void |
| ; CHECK: .LCPI4_0: |
| ; CHECK-NEXT: .long 80000 |
| ; CHECK-NOT: LCPI4 |
| } |