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Imported Upstream version 5.18.0.167
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265
external/llvm/test/CodeGen/Thumb/segmented-stacks.ll
vendored
265
external/llvm/test/CodeGen/Thumb/segmented-stacks.ll
vendored
@ -1,265 +0,0 @@
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; RUN: llc < %s -mtriple=thumb-linux-androideabi -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-android
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; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -verify-machineinstrs | FileCheck %s -check-prefix=Thumb-linux
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; RUN: llc < %s -mtriple=thumb-linux-androideabi -filetype=obj
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; RUN: llc < %s -mtriple=thumb-linux-unknown-gnueabi -filetype=obj
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; Just to prevent the alloca from being optimized away
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declare void @dummy_use(i32*, i32)
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define void @test_basic() #0 {
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%mem = alloca i32, i32 10
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call void @dummy_use (i32* %mem, i32 10)
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ret void
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; Thumb-android-LABEL: test_basic:
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; Thumb-android: push {r4, r5}
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; Thumb-android-NEXT: mov r5, sp
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; Thumb-android-NEXT: ldr r4, .LCPI0_0
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; Thumb-android-NEXT: ldr r4, [r4]
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; Thumb-android-NEXT: cmp r4, r5
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; Thumb-android-NEXT: blo .LBB0_2
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; Thumb-android: mov r4, #48
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; Thumb-android-NEXT: mov r5, #0
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; Thumb-android-NEXT: push {lr}
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; Thumb-android-NEXT: bl __morestack
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; Thumb-android-NEXT: pop {r4}
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; Thumb-android-NEXT: mov lr, r4
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; Thumb-android-NEXT: pop {r4, r5}
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; Thumb-android-NEXT: bx lr
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; Thumb-android: pop {r4, r5}
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; Thumb-android: .p2align 2
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; Thumb-android: .LCPI0_0:
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; Thumb-android-NEXT: .long __STACK_LIMIT
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; Thumb-linux-LABEL: test_basic:
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; Thumb-linux: push {r4, r5}
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; Thumb-linux-NEXT: mov r5, sp
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; Thumb-linux-NEXT: ldr r4, .LCPI0_0
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; Thumb-linux-NEXT: ldr r4, [r4]
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; Thumb-linux-NEXT: cmp r4, r5
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; Thumb-linux-NEXT: blo .LBB0_2
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; Thumb-linux: mov r4, #48
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; Thumb-linux-NEXT: mov r5, #0
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; Thumb-linux-NEXT: push {lr}
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; Thumb-linux-NEXT: bl __morestack
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; Thumb-linux-NEXT: pop {r4}
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; Thumb-linux-NEXT: mov lr, r4
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; Thumb-linux-NEXT: pop {r4, r5}
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; Thumb-linux-NEXT: bx lr
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; Thumb-linux: pop {r4, r5}
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}
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define i32 @test_nested(i32 * nest %closure, i32 %other) #0 {
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%addend = load i32 , i32 * %closure
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%result = add i32 %other, %addend
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%mem = alloca i32, i32 10
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call void @dummy_use (i32* %mem, i32 10)
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ret i32 %result
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; Thumb-android-LABEL: test_nested:
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; Thumb-android: push {r4, r5}
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; Thumb-android-NEXT: mov r5, sp
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; Thumb-android-NEXT: ldr r4, .LCPI1_0
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; Thumb-android-NEXT: ldr r4, [r4]
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; Thumb-android-NEXT: cmp r4, r5
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; Thumb-android-NEXT: blo .LBB1_2
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; Thumb-android: mov r4, #56
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; Thumb-android-NEXT: mov r5, #0
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; Thumb-android-NEXT: push {lr}
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; Thumb-android-NEXT: bl __morestack
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; Thumb-android-NEXT: pop {r4}
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; Thumb-android-NEXT: mov lr, r4
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; Thumb-android-NEXT: pop {r4, r5}
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; Thumb-android-NEXT: bx lr
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; Thumb-android: pop {r4, r5}
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; Thumb-linux-LABEL: test_nested:
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; Thumb-linux: push {r4, r5}
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; Thumb-linux-NEXT: mov r5, sp
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; Thumb-linux-NEXT: ldr r4, .LCPI1_0
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; Thumb-linux-NEXT: ldr r4, [r4]
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; Thumb-linux-NEXT: cmp r4, r5
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; Thumb-linux-NEXT: blo .LBB1_2
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; Thumb-linux: mov r4, #56
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; Thumb-linux-NEXT: mov r5, #0
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; Thumb-linux-NEXT: push {lr}
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; Thumb-linux-NEXT: bl __morestack
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; Thumb-linux-NEXT: pop {r4}
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; Thumb-linux-NEXT: mov lr, r4
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; Thumb-linux-NEXT: pop {r4, r5}
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; Thumb-linux-NEXT: bx lr
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; Thumb-linux: pop {r4, r5}
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}
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define void @test_large() #0 {
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%mem = alloca i32, i32 10000
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call void @dummy_use (i32* %mem, i32 0)
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ret void
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; Thumb-android-LABEL: test_large:
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; Thumb-android: push {r4, r5}
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; Thumb-android-NEXT: mov r5, sp
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; Thumb-android-NEXT: sub r5, #40192
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; Thumb-android-NEXT: ldr r4, .LCPI2_2
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; Thumb-android-NEXT: ldr r4, [r4]
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; Thumb-android-NEXT: cmp r4, r5
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; Thumb-android-NEXT: blo .LBB2_2
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; Thumb-android: mov r4, #40192
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; Thumb-android-NEXT: mov r5, #0
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; Thumb-android-NEXT: push {lr}
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; Thumb-android-NEXT: bl __morestack
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; Thumb-android-NEXT: pop {r4}
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; Thumb-android-NEXT: mov lr, r4
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; Thumb-android-NEXT: pop {r4, r5}
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; Thumb-android-NEXT: bx lr
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; Thumb-android: pop {r4, r5}
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; Thumb-linux-LABEL: test_large:
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; Thumb-linux: push {r4, r5}
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; Thumb-linux-NEXT: mov r5, sp
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; Thumb-linux-NEXT: sub r5, #40192
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; Thumb-linux-NEXT: ldr r4, .LCPI2_2
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; Thumb-linux-NEXT: ldr r4, [r4]
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; Thumb-linux-NEXT: cmp r4, r5
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; Thumb-linux-NEXT: blo .LBB2_2
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; Thumb-linux: mov r4, #40192
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; Thumb-linux-NEXT: mov r5, #0
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; Thumb-linux-NEXT: push {lr}
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; Thumb-linux-NEXT: bl __morestack
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; Thumb-linux-NEXT: pop {r4}
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; Thumb-linux-NEXT: mov lr, r4
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; Thumb-linux-NEXT: pop {r4, r5}
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; Thumb-linux-NEXT: bx lr
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; Thumb-linux: pop {r4, r5}
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}
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define fastcc void @test_fastcc() #0 {
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%mem = alloca i32, i32 10
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call void @dummy_use (i32* %mem, i32 10)
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ret void
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; Thumb-android-LABEL: test_fastcc:
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; Thumb-android: push {r4, r5}
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; Thumb-android-NEXT: mov r5, sp
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; Thumb-android-NEXT: ldr r4, .LCPI3_0
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; Thumb-android-NEXT: ldr r4, [r4]
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; Thumb-android-NEXT: cmp r4, r5
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; Thumb-android-NEXT: blo .LBB3_2
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; Thumb-android: mov r4, #48
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; Thumb-android-NEXT: mov r5, #0
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; Thumb-android-NEXT: push {lr}
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; Thumb-android-NEXT: bl __morestack
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; Thumb-android-NEXT: pop {r4}
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; Thumb-android-NEXT: mov lr, r4
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; Thumb-android-NEXT: pop {r4, r5}
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; Thumb-android-NEXT: bx lr
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; Thumb-android: pop {r4, r5}
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; Thumb-linux-LABEL: test_fastcc:
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; Thumb-linux: push {r4, r5}
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; Thumb-linux-NEXT: mov r5, sp
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; Thumb-linux-NEXT: ldr r4, .LCPI3_0
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; Thumb-linux-NEXT: ldr r4, [r4]
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; Thumb-linux-NEXT: cmp r4, r5
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; Thumb-linux-NEXT: blo .LBB3_2
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; Thumb-linux: mov r4, #48
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; Thumb-linux-NEXT: mov r5, #0
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; Thumb-linux-NEXT: push {lr}
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; Thumb-linux-NEXT: bl __morestack
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; Thumb-linux-NEXT: pop {r4}
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; Thumb-linux-NEXT: mov lr, r4
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; Thumb-linux-NEXT: pop {r4, r5}
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; Thumb-linux-NEXT: bx lr
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; Thumb-linux: pop {r4, r5}
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}
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define fastcc void @test_fastcc_large() #0 {
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%mem = alloca i32, i32 10000
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call void @dummy_use (i32* %mem, i32 0)
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ret void
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; Thumb-android-LABEL: test_fastcc_large:
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; Thumb-android: push {r4, r5}
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; Thumb-android-NEXT: mov r5, sp
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; Thumb-android-NEXT: sub r5, #40192
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; Thumb-android-NEXT: ldr r4, .LCPI4_2
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; Thumb-android-NEXT: ldr r4, [r4]
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; Thumb-android-NEXT: cmp r4, r5
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; Thumb-android-NEXT: blo .LBB4_2
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; Thumb-android: mov r4, #40192
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; Thumb-android-NEXT: mov r5, #0
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; Thumb-android-NEXT: push {lr}
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; Thumb-android-NEXT: bl __morestack
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; Thumb-android-NEXT: pop {r4}
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; Thumb-android-NEXT: mov lr, r4
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; Thumb-android-NEXT: pop {r4, r5}
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; Thumb-android-NEXT: bx lr
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; Thumb-android: pop {r4, r5}
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; Thumb-linux-LABEL: test_fastcc_large:
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; Thumb-linux: push {r4, r5}
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; Thumb-linux-NEXT: mov r5, sp
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; Thumb-linux-NEXT: sub r5, #40192
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; Thumb-linux-NEXT: ldr r4, .LCPI4_2
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; Thumb-linux-NEXT: ldr r4, [r4]
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; Thumb-linux-NEXT: cmp r4, r5
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; Thumb-linux-NEXT: blo .LBB4_2
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; Thumb-linux: mov r4, #40192
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; Thumb-linux-NEXT: mov r5, #0
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; Thumb-linux-NEXT: push {lr}
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; Thumb-linux-NEXT: bl __morestack
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; Thumb-linux-NEXT: pop {r4}
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; Thumb-linux-NEXT: mov lr, r4
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; Thumb-linux-NEXT: pop {r4, r5}
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; Thumb-linux-NEXT: bx lr
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; Thumb-linux: pop {r4, r5}
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}
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define void @test_nostack() #0 {
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ret void
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; Thumb-android-LABEL: test_nostack:
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; Thumb-android-NOT: bl __morestack
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; Thumb-linux-LABEL: test_nostack:
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; Thumb-linux-NOT: bl __morestack
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}
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attributes #0 = { "split-stack" }
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