diff options
Diffstat (limited to 'test/CodeGen/Thumb/segmented-stacks.ll')
| -rw-r--r-- | test/CodeGen/Thumb/segmented-stacks.ll | 36 |
1 files changed, 25 insertions, 11 deletions
diff --git a/test/CodeGen/Thumb/segmented-stacks.ll b/test/CodeGen/Thumb/segmented-stacks.ll index 5649b0088d..d6e25c7792 100644 --- a/test/CodeGen/Thumb/segmented-stacks.ll +++ b/test/CodeGen/Thumb/segmented-stacks.ll @@ -1,13 +1,13 @@ -; RUN: llc < %s -mtriple=thumb-linux-androideabi -segmented-stacks -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-android -; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -segmented-stacks -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-linux -; RUN: llc < %s -mtriple=thumb-linux-androideabi -segmented-stacks -filetype=obj -; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -segmented-stacks -filetype=obj +; RUN: llc < %s -mtriple=thumb-linux-androideabi -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-android +; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-linux +; RUN: llc < %s -mtriple=thumb-linux-androideabi -filetype=obj +; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -filetype=obj ; Just to prevent the alloca from being optimized away declare void @dummy_use(i32*, i32) -define void @test_basic() { +define void @test_basic() #0 { %mem = alloca i32, i32 10 call void @dummy_use (i32* %mem, i32 10) ret void @@ -54,9 +54,11 @@ define void @test_basic() { } -define i32 @test_nested(i32 * nest %closure, i32 %other) { +define i32 @test_nested(i32 * nest %closure, i32 %other) #0 { %addend = load i32 * %closure %result = add i32 %other, %addend + %mem = alloca i32, i32 10 + call void @dummy_use (i32* %mem, i32 10) ret i32 %result ; Thumb-android: test_nested: @@ -68,7 +70,7 @@ define i32 @test_nested(i32 * nest %closure, i32 %other) { ; Thumb-android-NEXT: cmp r4, r5 ; Thumb-android-NEXT: blo .LBB1_2 -; Thumb-android: mov r4, #0 +; Thumb-android: mov r4, #56 ; Thumb-android-NEXT: mov r5, #0 ; Thumb-android-NEXT: push {lr} ; Thumb-android-NEXT: bl __morestack @@ -88,7 +90,7 @@ define i32 @test_nested(i32 * nest %closure, i32 %other) { ; Thumb-linux-NEXT: cmp r4, r5 ; Thumb-linux-NEXT: blo .LBB1_2 -; Thumb-linux: mov r4, #0 +; Thumb-linux: mov r4, #56 ; Thumb-linux-NEXT: mov r5, #0 ; Thumb-linux-NEXT: push {lr} ; Thumb-linux-NEXT: bl __morestack @@ -101,7 +103,7 @@ define i32 @test_nested(i32 * nest %closure, i32 %other) { } -define void @test_large() { +define void @test_large() #0 { %mem = alloca i32, i32 10000 call void @dummy_use (i32* %mem, i32 0) ret void @@ -150,7 +152,7 @@ define void @test_large() { } -define fastcc void @test_fastcc() { +define fastcc void @test_fastcc() #0 { %mem = alloca i32, i32 10 call void @dummy_use (i32* %mem, i32 10) ret void @@ -197,7 +199,7 @@ define fastcc void @test_fastcc() { } -define fastcc void @test_fastcc_large() { +define fastcc void @test_fastcc_large() #0 { %mem = alloca i32, i32 10000 call void @dummy_use (i32* %mem, i32 0) ret void @@ -245,3 +247,15 @@ define fastcc void @test_fastcc_large() { ; Thumb-linux: pop {r4, r5} } + +define void @test_nostack() #0 { + ret void + +; Thumb-android-LABEL: test_nostack: +; Thumb-android-NOT: bl __morestack + +; Thumb-linux-LABEL: test_nostack: +; Thumb-linux-NOT: bl __morestack +} + +attributes #0 = { "split-stack" } |