-; 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
-; Thumb-android: test_basic:
+; Thumb-android-LABEL: test_basic:
; Thumb-android: push {r4, r5}
; Thumb-android-NEXT: mov r5, sp
; Thumb-android: pop {r4, r5}
-; Thumb-linux: test_basic:
+; Thumb-android: .align 2
+; Thumb-android: .LCPI0_0:
+; Thumb-android-NEXT: .long __STACK_LIMIT
+
+; Thumb-linux-LABEL: test_basic:
; Thumb-linux: push {r4, r5}
; Thumb-linux-NEXT: mov r5, sp
}
-define i32 @test_nested(i32 * nest %closure, i32 %other) {
- %addend = load i32 * %closure
+define i32 @test_nested(i32 * nest %closure, i32 %other) #0 {
+ %addend = load i32 , 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:
+; Thumb-android-LABEL: test_nested:
; Thumb-android: push {r4, r5}
; Thumb-android-NEXT: mov r5, sp
; 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
; Thumb-android: pop {r4, r5}
-; Thumb-linux: test_nested:
+; Thumb-linux-LABEL: test_nested:
; Thumb-linux: push {r4, r5}
; Thumb-linux-NEXT: mov r5, sp
; 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
}
-define void @test_large() {
+define void @test_large() #0 {
%mem = alloca i32, i32 10000
call void @dummy_use (i32* %mem, i32 0)
ret void
-; Thumb-android: test_large:
+; Thumb-android-LABEL: test_large:
; Thumb-android: push {r4, r5}
; Thumb-android-NEXT: mov r5, sp
; Thumb-android: pop {r4, r5}
-; Thumb-linux: test_large:
+; Thumb-linux-LABEL: test_large:
; Thumb-linux: push {r4, r5}
; Thumb-linux-NEXT: mov r5, sp
}
-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
-; Thumb-android: test_fastcc:
+; Thumb-android-LABEL: test_fastcc:
; Thumb-android: push {r4, r5}
; Thumb-android-NEXT: mov r5, sp
; Thumb-android: pop {r4, r5}
-; Thumb-linux: test_fastcc:
+; Thumb-linux-LABEL: test_fastcc:
; Thumb-linux: push {r4, r5}
; Thumb-linux-NEXT: mov r5, sp
}
-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
-; Thumb-android: test_fastcc_large:
+; Thumb-android-LABEL: test_fastcc_large:
; Thumb-android: push {r4, r5}
; Thumb-android-NEXT: mov r5, sp
; Thumb-android: pop {r4, r5}
-; Thumb-linux: test_fastcc_large:
+; Thumb-linux-LABEL: test_fastcc_large:
; Thumb-linux: push {r4, r5}
; Thumb-linux-NEXT: mov r5, sp
; 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" }